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Nasdaq · USD

BMBL

Bumble Inc.

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Tapewire entity
5611
SEC CIK
0001830043
Parsed reports
211

Last 12 months

Inside the activity.

0 purchase rows · 143 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202500
Jan 202600
Feb 202600
Mar 2026035
Apr 202600
May 202600
Jun 2026037
Jul 202600
Aug 202600
Sep 2026035
Oct 2026036

Latest available

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
June 16, 2026 Filed Jun 19, 2026 00:20 UTC SaleClass A Common Stock 29,574 $3.78 $111,644.81
Disclosure

SEC source: 0001193125-26-276281 · ownership.xml · nonDerivative · entry 6

BX Buzz ML-1 Holdco L.P. · CIK 0001870641 · 10% owner

BX Buzz ML-2 Holdco L.P. · CIK 0001870643 · 10% owner

BX Buzz ML-3 Holdco L.P. · CIK 0001870645 · 10% owner

BX Buzz ML-4 Holdco L.P. · CIK 0001870647 · 10% owner

BX Buzz ML-5 Holdco L.P. · CIK 0001870649 · 10% owner

BX Buzz ML-6 Holdco L.P. · CIK 0001870651 · 10% owner

BX Buzz ML-7 Holdco L.P. · CIK 0001870619 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 88,722

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F7 · ownership.nature: Reflects securities directly held by BX Buzz ML-6 Holdco L.P. The general partner of BX Buzz ML-6 Holdco L.P. is BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Fund - FD L.P. is the sole limited partner of BX Buzz ML-6 Holdco L.P. and the sole member of BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Associates III - NQ L.P. is the general partner of Blackstone Tactical Opportunities Fund - FD L.P. BTO DE GP - NQ L.L.C. is the general partner of Blackstone Tactical Opportunities Associates III - NQ L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:20 UTC SaleClass A Common Stock 3,278,961 $3.78 $12,378,405.67
Disclosure

SEC source: 0001193125-26-276281 · ownership.xml · nonDerivative · entry 5

BX Buzz ML-1 Holdco L.P. · CIK 0001870641 · 10% owner

BX Buzz ML-2 Holdco L.P. · CIK 0001870643 · 10% owner

BX Buzz ML-3 Holdco L.P. · CIK 0001870645 · 10% owner

BX Buzz ML-4 Holdco L.P. · CIK 0001870647 · 10% owner

BX Buzz ML-5 Holdco L.P. · CIK 0001870649 · 10% owner

BX Buzz ML-6 Holdco L.P. · CIK 0001870651 · 10% owner

BX Buzz ML-7 Holdco L.P. · CIK 0001870619 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 9,836,882

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F6 · ownership.nature: Reflects securities directly held by BX Buzz ML-5 Holdco L.P. The general partner of BX Buzz ML-5 Holdco L.P. is BX Buzz ML-5 GP LLC. Blackstone Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-5 Holdco L.P. and the sole member of BX Buzz ML-5 GP LLC. BTO Holdings Manager-NQ L.L.C. is the general partner of Blackstone Buzz Holdings L.P. Blackstone Tactical Opportunities Associates-NQ L.L.C. is the managing member of BTO Holdings Manager-NQ L.L.C. BTOA-NQ L.L.C. is the sole member of Blackstone Tactical Opportunities Associates-NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:20 UTC SaleClass A Common Stock 1,080,902 $3.78 $4,080,513.14
Disclosure

SEC source: 0001193125-26-276281 · ownership.xml · nonDerivative · entry 4

BX Buzz ML-1 Holdco L.P. · CIK 0001870641 · 10% owner

BX Buzz ML-2 Holdco L.P. · CIK 0001870643 · 10% owner

BX Buzz ML-3 Holdco L.P. · CIK 0001870645 · 10% owner

BX Buzz ML-4 Holdco L.P. · CIK 0001870647 · 10% owner

BX Buzz ML-5 Holdco L.P. · CIK 0001870649 · 10% owner

BX Buzz ML-6 Holdco L.P. · CIK 0001870651 · 10% owner

BX Buzz ML-7 Holdco L.P. · CIK 0001870619 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 3,242,706

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F5 · ownership.nature: Reflects securities directly held by BX Buzz ML-4 Holdco L.P. The general partner of BX Buzz ML-4 Holdco L.P. is BX Buzz ML-4 GP LLC. BTO Buzz Holdings II L.P. is the sole limited partner of BX Buzz ML-4 Holdco L.P. and the sole member of BX Buzz ML-4 GP LLC. BTO Holdings Manager L.L.C. is the general partner of BTO Buzz Holdings II L.P. Blackstone Tactical Opportunities Associates L.L.C. is the managing member of BTO Holdings Manager L.L.C. BTOA L.L.C. is the managing member of Blackstone Tactical Opportunities Associates L.L.C. Blackstone Holdings III L.P. is the managing member of BTOA L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

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June 16, 2026 Filed Jun 19, 2026 00:20 UTC SaleClass A Common Stock 405,073 $3.78 $1,529,191.08
Disclosure

SEC source: 0001193125-26-276281 · ownership.xml · nonDerivative · entry 3

BX Buzz ML-1 Holdco L.P. · CIK 0001870641 · 10% owner

BX Buzz ML-2 Holdco L.P. · CIK 0001870643 · 10% owner

BX Buzz ML-3 Holdco L.P. · CIK 0001870645 · 10% owner

BX Buzz ML-4 Holdco L.P. · CIK 0001870647 · 10% owner

BX Buzz ML-5 Holdco L.P. · CIK 0001870649 · 10% owner

BX Buzz ML-6 Holdco L.P. · CIK 0001870651 · 10% owner

BX Buzz ML-7 Holdco L.P. · CIK 0001870619 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,215,217

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F4 · ownership.nature: Reflects securities directly held by BX Buzz ML-3 Holdco L.P. The general partner of BX Buzz ML-3 Holdco L.P. is BX Buzz ML-3 GP LLC. BSOF Buzz Aggregator L.L.C. is the sole limited partner of BX Buzz ML-3 Holdco L.P. and the sole member of BX Buzz ML-3 GP LLC. Blackstone Strategic Opportunity Associates L.L.C. is the managing member of BSOF Buzz Aggregator L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:20 UTC SaleClass A Common Stock 2,495,189 $3.78 $9,419,587.99
Disclosure

SEC source: 0001193125-26-276281 · ownership.xml · nonDerivative · entry 2

BX Buzz ML-1 Holdco L.P. · CIK 0001870641 · 10% owner

BX Buzz ML-2 Holdco L.P. · CIK 0001870643 · 10% owner

BX Buzz ML-3 Holdco L.P. · CIK 0001870645 · 10% owner

BX Buzz ML-4 Holdco L.P. · CIK 0001870647 · 10% owner

BX Buzz ML-5 Holdco L.P. · CIK 0001870649 · 10% owner

BX Buzz ML-6 Holdco L.P. · CIK 0001870651 · 10% owner

BX Buzz ML-7 Holdco L.P. · CIK 0001870619 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 7,485,565

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F3 · ownership.nature: Reflects securities directly held by BX Buzz ML-2 Holdco L.P. The general partner of BX Buzz ML-2 Holdco L.P. is BX Buzz ML-2 GP LLC. BCP Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-2 Holdco L.P. and the sole member of BX Buzz ML-2 GP LLC. BCP VII Holdings Manager - NQ L.L.C. is the general partner of BCP Buzz Holdings L.P. Blackstone Management Associates VII NQ L.L.C. is the managing member of BCP VII Holdings Manager - NQ L.L.C. BMA VII NQ L.L.C. is the managing member of Blackstone Management Associates VII NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:20 UTC SaleClass A Common Stock 181,343 $3.78 $684,587.96
Disclosure

SEC source: 0001193125-26-276281 · ownership.xml · nonDerivative · entry 1

BX Buzz ML-1 Holdco L.P. · CIK 0001870641 · 10% owner

BX Buzz ML-2 Holdco L.P. · CIK 0001870643 · 10% owner

BX Buzz ML-3 Holdco L.P. · CIK 0001870645 · 10% owner

BX Buzz ML-4 Holdco L.P. · CIK 0001870647 · 10% owner

BX Buzz ML-5 Holdco L.P. · CIK 0001870649 · 10% owner

BX Buzz ML-6 Holdco L.P. · CIK 0001870651 · 10% owner

BX Buzz ML-7 Holdco L.P. · CIK 0001870619 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 544,030

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F2 · ownership.nature: Reflects securities directly held by BX Buzz ML-1 Holdco L.P. The general partner of BX Buzz ML-1 Holdco L.P. is BX Buzz ML-1 GP LLC. BXG Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-1 Holdco L.P. and the sole member of BX Buzz ML-1 GP LLC. BXG Holdings Manager L.L.C. is the general partner of BXG Buzz Holdings L.P. Blackstone Growth Associates L.P. is the managing member of BXG Holdings Manager L.L.C. BXGA L.L.C. is the general partner of Blackstone Growth Associates L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:35 UTC SaleClass A Common Stock 6,458 $3.78 $24,379.60
Disclosure

SEC source: 0001193125-26-276294 · ownership.xml · nonDerivative · entry 7

BX Buzz ML-1 GP LLC · CIK 0001870640 · 10% owner

BX Buzz ML-2 GP LLC · CIK 0001870642 · 10% owner

BX Buzz ML-3 GP LLC · CIK 0001870644 · 10% owner

BX Buzz ML-4 GP LLC · CIK 0001870646 · 10% owner

BX Buzz ML-5 GP LLC · CIK 0001870648 · 10% owner

BX Buzz ML-6 GP LLC · CIK 0001870650 · 10% owner

BX Buzz ML-7 GP LLC · CIK 0001870652 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 19,374

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F8 · ownership.nature: Reflects securities directly held by BX Buzz ML-7 Holdco L.P. The general partner of BX Buzz ML-7 Holdco L.P. is BX Buzz ML-7 GP LLC. Blackstone Family Investment Partnership-Growth ESC L.P. is the sole limited partner of BX Buzz ML-7 Holdco L.P. and the sole member of BX Buzz ML-7 GP LLC. BXG Side-by-Side GP L.L.C. is the general partner of Blackstone Family Investment Partnership-Growth ESC L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:35 UTC SaleClass A Common Stock 29,574 $3.78 $111,644.81
Disclosure

SEC source: 0001193125-26-276294 · ownership.xml · nonDerivative · entry 6

BX Buzz ML-1 GP LLC · CIK 0001870640 · 10% owner

BX Buzz ML-2 GP LLC · CIK 0001870642 · 10% owner

BX Buzz ML-3 GP LLC · CIK 0001870644 · 10% owner

BX Buzz ML-4 GP LLC · CIK 0001870646 · 10% owner

BX Buzz ML-5 GP LLC · CIK 0001870648 · 10% owner

BX Buzz ML-6 GP LLC · CIK 0001870650 · 10% owner

BX Buzz ML-7 GP LLC · CIK 0001870652 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 88,722

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F7 · ownership.nature: Reflects securities directly held by BX Buzz ML-6 Holdco L.P. The general partner of BX Buzz ML-6 Holdco L.P. is BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Fund - FD L.P. is the sole limited partner of BX Buzz ML-6 Holdco L.P. and the sole member of BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Associates III - NQ L.P. is the general partner of Blackstone Tactical Opportunities Fund - FD L.P. BTO DE GP - NQ L.L.C. is the general partner of Blackstone Tactical Opportunities Associates III - NQ L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:35 UTC SaleClass A Common Stock 3,278,961 $3.78 $12,378,405.67
Disclosure

SEC source: 0001193125-26-276294 · ownership.xml · nonDerivative · entry 5

BX Buzz ML-1 GP LLC · CIK 0001870640 · 10% owner

BX Buzz ML-2 GP LLC · CIK 0001870642 · 10% owner

BX Buzz ML-3 GP LLC · CIK 0001870644 · 10% owner

BX Buzz ML-4 GP LLC · CIK 0001870646 · 10% owner

BX Buzz ML-5 GP LLC · CIK 0001870648 · 10% owner

BX Buzz ML-6 GP LLC · CIK 0001870650 · 10% owner

BX Buzz ML-7 GP LLC · CIK 0001870652 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 9,836,882

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F6 · ownership.nature: Reflects securities directly held by BX Buzz ML-5 Holdco L.P. The general partner of BX Buzz ML-5 Holdco L.P. is BX Buzz ML-5 GP LLC. Blackstone Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-5 Holdco L.P. and the sole member of BX Buzz ML-5 GP LLC. BTO Holdings Manager-NQ L.L.C. is the general partner of Blackstone Buzz Holdings L.P. Blackstone Tactical Opportunities Associates-NQ L.L.C. is the managing member of BTO Holdings Manager-NQ L.L.C. BTOA-NQ L.L.C. is the sole member of Blackstone Tactical Opportunities Associates-NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:35 UTC SaleClass A Common Stock 1,080,902 $3.78 $4,080,513.14
Disclosure

SEC source: 0001193125-26-276294 · ownership.xml · nonDerivative · entry 4

BX Buzz ML-1 GP LLC · CIK 0001870640 · 10% owner

BX Buzz ML-2 GP LLC · CIK 0001870642 · 10% owner

BX Buzz ML-3 GP LLC · CIK 0001870644 · 10% owner

BX Buzz ML-4 GP LLC · CIK 0001870646 · 10% owner

BX Buzz ML-5 GP LLC · CIK 0001870648 · 10% owner

BX Buzz ML-6 GP LLC · CIK 0001870650 · 10% owner

BX Buzz ML-7 GP LLC · CIK 0001870652 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 3,242,706

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F5 · ownership.nature: Reflects securities directly held by BX Buzz ML-4 Holdco L.P. The general partner of BX Buzz ML-4 Holdco L.P. is BX Buzz ML-4 GP LLC. BTO Buzz Holdings II L.P. is the sole limited partner of BX Buzz ML-4 Holdco L.P. and the sole member of BX Buzz ML-4 GP LLC. BTO Holdings Manager L.L.C. is the general partner of BTO Buzz Holdings II L.P. Blackstone Tactical Opportunities Associates L.L.C. is the managing member of BTO Holdings Manager L.L.C. BTOA L.L.C. is the managing member of Blackstone Tactical Opportunities Associates L.L.C. Blackstone Holdings III L.P. is the managing member of BTOA L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:35 UTC SaleClass A Common Stock 405,073 $3.78 $1,529,191.08
Disclosure

SEC source: 0001193125-26-276294 · ownership.xml · nonDerivative · entry 3

BX Buzz ML-1 GP LLC · CIK 0001870640 · 10% owner

BX Buzz ML-2 GP LLC · CIK 0001870642 · 10% owner

BX Buzz ML-3 GP LLC · CIK 0001870644 · 10% owner

BX Buzz ML-4 GP LLC · CIK 0001870646 · 10% owner

BX Buzz ML-5 GP LLC · CIK 0001870648 · 10% owner

BX Buzz ML-6 GP LLC · CIK 0001870650 · 10% owner

BX Buzz ML-7 GP LLC · CIK 0001870652 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,215,217

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F4 · ownership.nature: Reflects securities directly held by BX Buzz ML-3 Holdco L.P. The general partner of BX Buzz ML-3 Holdco L.P. is BX Buzz ML-3 GP LLC. BSOF Buzz Aggregator L.L.C. is the sole limited partner of BX Buzz ML-3 Holdco L.P. and the sole member of BX Buzz ML-3 GP LLC. Blackstone Strategic Opportunity Associates L.L.C. is the managing member of BSOF Buzz Aggregator L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:35 UTC SaleClass A Common Stock 2,495,189 $3.78 $9,419,587.99
Disclosure

SEC source: 0001193125-26-276294 · ownership.xml · nonDerivative · entry 2

BX Buzz ML-1 GP LLC · CIK 0001870640 · 10% owner

BX Buzz ML-2 GP LLC · CIK 0001870642 · 10% owner

BX Buzz ML-3 GP LLC · CIK 0001870644 · 10% owner

BX Buzz ML-4 GP LLC · CIK 0001870646 · 10% owner

BX Buzz ML-5 GP LLC · CIK 0001870648 · 10% owner

BX Buzz ML-6 GP LLC · CIK 0001870650 · 10% owner

BX Buzz ML-7 GP LLC · CIK 0001870652 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 7,485,565

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F3 · ownership.nature: Reflects securities directly held by BX Buzz ML-2 Holdco L.P. The general partner of BX Buzz ML-2 Holdco L.P. is BX Buzz ML-2 GP LLC. BCP Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-2 Holdco L.P. and the sole member of BX Buzz ML-2 GP LLC. BCP VII Holdings Manager - NQ L.L.C. is the general partner of BCP Buzz Holdings L.P. Blackstone Management Associates VII NQ L.L.C. is the managing member of BCP VII Holdings Manager - NQ L.L.C. BMA VII NQ L.L.C. is the managing member of Blackstone Management Associates VII NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 16, 2026 Filed Jun 19, 2026 00:35 UTC SaleClass A Common Stock 181,343 $3.78 $684,587.96
Disclosure

SEC source: 0001193125-26-276294 · ownership.xml · nonDerivative · entry 1

BX Buzz ML-1 GP LLC · CIK 0001870640 · 10% owner

BX Buzz ML-2 GP LLC · CIK 0001870642 · 10% owner

BX Buzz ML-3 GP LLC · CIK 0001870644 · 10% owner

BX Buzz ML-4 GP LLC · CIK 0001870646 · 10% owner

BX Buzz ML-5 GP LLC · CIK 0001870648 · 10% owner

BX Buzz ML-6 GP LLC · CIK 0001870650 · 10% owner

BX Buzz ML-7 GP LLC · CIK 0001870652 · 10% owner

Blackstone Inc. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 544,030

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On June 16, 2026, the hedging period ended and the sales price was determined to be $3.7751 per share.

F2 · ownership.nature: Reflects securities directly held by BX Buzz ML-1 Holdco L.P. The general partner of BX Buzz ML-1 Holdco L.P. is BX Buzz ML-1 GP LLC. BXG Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-1 Holdco L.P. and the sole member of BX Buzz ML-1 GP LLC. BXG Holdings Manager L.L.C. is the general partner of BXG Buzz Holdings L.P. Blackstone Growth Associates L.P. is the managing member of BXG Holdings Manager L.L.C. BXGA L.L.C. is the general partner of Blackstone Growth Associates L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
June 10, 2026 Filed Jun 11, 2026 20:32 UTC
Herd Whitney WolfeDirector · Chief Executive Officer · 10% owner
Tax withholdingClass A Common Stock 46,751 $2.71 $126,695.21
Disclosure

SEC source: 0001830043-26-000078 · wk-form4_1781209922.xml · nonDerivative · entry 1

Herd Whitney Wolfe · CIK 0001842687 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,356,863

F1 · kind: Represents shares of Class A common stock withheld to satisfy tax withholding obligations relating to the vesting of restricted stock units.

Read SEC document
June 09, 2026 Filed Jun 11, 2026 20:31 UTC
MATHER ANNDirector
SaleClass A Common Stock 22,013 $2.79 $61,458.09
Disclosure

SEC source: 0001830043-26-000076 · wk-form4_1781209881.xml · nonDerivative · entry 1

MATHER ANN · CIK 0001244892 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 117,853

F1 · kind: The sale of the 22,013 shares occurred pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2025. The sales were made in connection with the payment of tax obligations relating to the vesting of restricted stock units.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.785 to $2.825 per share, inclusive. The Reporting Person undertakes to provide to Bumble Inc., any security holder of Bumble Inc., or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Read SEC document
June 09, 2026 Filed Jun 11, 2026 20:31 UTC SaleClass A Common Stock 22,013 $2.79 $61,464.70
Disclosure

SEC source: 0001830043-26-000077 · wk-form4_1781209903.xml · nonDerivative · entry 1

Hsiao Sissie L. · CIK 0001994885 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 126,687

F1 · kind: The sale of the 22,013 shares occurred pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 13, 2025. The sales were made in connection with the payment of tax obligations relating to the vesting of restricted stock units.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.78 to $2.825 per share, inclusive. The Reporting Person undertakes to provide to Bumble Inc., any security holder of Bumble Inc., or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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June 04, 2026 Filed Jun 5, 2026 23:57 UTC
MATHER ANNDirector
GrantClass A Common Stock 77,580 $0.00 $0.00
Disclosure

SEC source: 0001830043-26-000073 · wk-form4_1780703851.xml · nonDerivative · entry 1

MATHER ANN · CIK 0001244892 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 139,866

F1 · kind: Represents a grant of restricted stock units that vest on the earlier to occur of (x) the 1 year anniversary of grant and (y) immediately prior to the date of the 2027 annual shareholder meeting.

Read SEC document
June 04, 2026 Filed Jun 5, 2026 23:48 UTC GrantClass A Common Stock 77,580 $0.00 $0.00
Disclosure

SEC source: 0001830043-26-000064 · wk-form4_1780703281.xml · nonDerivative · entry 1

Thomas-Graham Pamela · CIK 0001327431 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 164,663

F1 · kind: Represents a grant of restricted stock units that vest on the earlier to occur of (x) the 1 year anniversary of grant and (y) immediately prior to the date of the 2027 annual shareholder meeting.

Read SEC document
June 04, 2026 Filed Jun 5, 2026 23:51 UTC GrantClass A Common Stock 77,580 $0.00 $0.00
Disclosure

SEC source: 0001830043-26-000066 · wk-form4_1780703473.xml · nonDerivative · entry 1

Atchison Rebecca Lynn · CIK 0001514073 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 158,128

F1 · kind: Represents a grant of restricted stock units that vest on the earlier to occur of (x) the 1 year anniversary of grant and (y) immediately prior to the date of the 2027 annual shareholder meeting.

Read SEC document
June 04, 2026 Filed Jun 5, 2026 23:55 UTC
Steele ElisaDirector
GrantClass A Common Stock 77,580 $0.00 $0.00
Disclosure

SEC source: 0001596281-26-000005 · wk-form4_1780703727.xml · nonDerivative · entry 1

Steele Elisa · CIK 0001596281 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 182,576

F1 · kind: Represents a grant of restricted stock units that vest on the earlier to occur of (x) the 1 year anniversary of grant and (y) immediately prior to the date of the 2027 annual shareholder meeting.

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June 04, 2026 Filed Jun 5, 2026 23:52 UTC
Griffin AmyDirector
GrantClass A Common Stock 77,580 $0.00 $0.00
Disclosure

SEC source: 0001830043-26-000069 · wk-form4_1780703575.xml · nonDerivative · entry 1

Griffin Amy · CIK 0001789644 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 158,128

F1 · kind: Represents a grant of restricted stock units that vest on the earlier to occur of (x) the 1 year anniversary of grant and (y) immediately prior to the date of the 2027 annual shareholder meeting.

Read SEC document
June 04, 2026 Filed Jun 5, 2026 23:53 UTC GrantClass A Common Stock 77,580 $0.00 $0.00
Disclosure

SEC source: 0001830043-26-000071 · wk-form4_1780703622.xml · nonDerivative · entry 1

Hsiao Sissie L. · CIK 0001994885 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 148,700

F1 · kind: Represents a grant of restricted stock units that vest on the earlier to occur of (x) the 1 year anniversary of grant and (y) immediately prior to the date of the 2027 annual shareholder meeting.

Read SEC document
May 10, 2026 Filed May 12, 2026 20:03 UTC
Herd Whitney WolfeDirector · Chief Executive Officer · 10% owner
Tax withholdingClass A Common Stock 4,082 $3.62 $14,776.84
Disclosure

SEC source: 0001830043-26-000062 · wk-form4_1778616178.xml · nonDerivative · entry 1

Herd Whitney Wolfe · CIK 0001842687 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,403,614

F1 · kind: Represents shares of Class A common stock withheld to satisfy tax withholding obligations relating to the vesting of restricted stock units.

Read SEC document
May 02, 2026 Filed May 5, 2026 21:51 UTC
Kossover AmyChief Accounting Officer
Tax withholdingClass A Common Stock 40,821 $4.16 $169,815.36
Disclosure

SEC source: 0001830043-26-000055 · wk-form4_1778017891.xml · nonDerivative · entry 1

Kossover Amy · CIK 0001546357 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 199,016

F1 · kind: Represents shares of Class A common stock withheld to satisfy tax withholding obligations relating to the vesting of restricted stock units.

Read SEC document
May 02, 2026 Filed May 5, 2026 21:50 UTC
Runnette Deirdre L.Chief Legal Officer
Tax withholdingClass A Common Stock 159,644 $4.16 $664,119.04
Disclosure

SEC source: 0001830043-26-000053 · wk-form4_1778017811.xml · nonDerivative · entry 1

Runnette Deirdre L. · CIK 0002065474 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,039,541

F1 · kind: Represents shares of Class A common stock withheld to satisfy tax withholding obligations relating to the vesting of restricted stock units.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:20 UTC
BXGA L.L.C.10% owner
SaleClass A Common Stock 6,459 $3.51 $22,671.09
Disclosure

SEC source: 0001193125-26-116397 · ownership.xml · nonDerivative · entry 7

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

BTO Holdings Manager - NQ L.L.C. · CIK 0001844884 · 10% owner

Blackstone Tactical Opportunities Associates - NQ L.L.C. · CIK 0001844883 · 10% owner

BXG Buzz Holdings L.P. · CIK 0001844874 · 10% owner

BXG Holdings Manager L.L.C. · CIK 0001844871 · 10% owner

Blackstone Growth Associates L.P. · CIK 0001844870 · 10% owner

BXGA L.L.C. · CIK 0001844869 · 10% owner

BSOF Buzz Aggregator L.L.C. · CIK 0001844987 · 10% owner

Blackstone Strategic Opportunity Associates L.L.C. · CIK 0001728529 · 10% owner

Blackstone Buzz Holdings L.P. · CIK 0001844885 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 25,832

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F8 · ownership.nature: Reflects securities directly held by BX Buzz ML-7 Holdco L.P. The general partner of BX Buzz ML-7 Holdco L.P. is BX Buzz ML-7 GP LLC. Blackstone Family Investment Partnership-Growth ESC L.P. is the sole limited partner of BX Buzz ML-7 Holdco L.P. and the sole member of BX Buzz ML-7 GP LLC. BXG Side-by-Side GP L.L.C. is the general partner of Blackstone Family Investment Partnership-Growth ESC L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:20 UTC
BXGA L.L.C.10% owner
SaleClass A Common Stock 29,575 $3.51 $103,808.25
Disclosure

SEC source: 0001193125-26-116397 · ownership.xml · nonDerivative · entry 6

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

BTO Holdings Manager - NQ L.L.C. · CIK 0001844884 · 10% owner

Blackstone Tactical Opportunities Associates - NQ L.L.C. · CIK 0001844883 · 10% owner

BXG Buzz Holdings L.P. · CIK 0001844874 · 10% owner

BXG Holdings Manager L.L.C. · CIK 0001844871 · 10% owner

Blackstone Growth Associates L.P. · CIK 0001844870 · 10% owner

BXGA L.L.C. · CIK 0001844869 · 10% owner

BSOF Buzz Aggregator L.L.C. · CIK 0001844987 · 10% owner

Blackstone Strategic Opportunity Associates L.L.C. · CIK 0001728529 · 10% owner

Blackstone Buzz Holdings L.P. · CIK 0001844885 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 118,296

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F7 · ownership.nature: Reflects securities directly held by BX Buzz ML-6 Holdco L.P. The general partner of BX Buzz ML-6 Holdco L.P. is BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Fund - FD L.P. is the sole limited partner of BX Buzz ML-6 Holdco L.P. and the sole member of BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Associates III - NQ L.P. is the general partner of Blackstone Tactical Opportunities Fund - FD L.P. BTO DE GP - NQ L.L.C. is the general partner of Blackstone Tactical Opportunities Associates III - NQ L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:20 UTC
BXGA L.L.C.10% owner
SaleClass A Common Stock 3,278,961 $3.51 $11,509,153.11
Disclosure

SEC source: 0001193125-26-116397 · ownership.xml · nonDerivative · entry 5

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

BTO Holdings Manager - NQ L.L.C. · CIK 0001844884 · 10% owner

Blackstone Tactical Opportunities Associates - NQ L.L.C. · CIK 0001844883 · 10% owner

BXG Buzz Holdings L.P. · CIK 0001844874 · 10% owner

BXG Holdings Manager L.L.C. · CIK 0001844871 · 10% owner

Blackstone Growth Associates L.P. · CIK 0001844870 · 10% owner

BXGA L.L.C. · CIK 0001844869 · 10% owner

BSOF Buzz Aggregator L.L.C. · CIK 0001844987 · 10% owner

Blackstone Strategic Opportunity Associates L.L.C. · CIK 0001728529 · 10% owner

Blackstone Buzz Holdings L.P. · CIK 0001844885 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 13,115,843

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F6 · ownership.nature: Reflects securities directly held by BX Buzz ML-5 Holdco L.P. The general partner of BX Buzz ML-5 Holdco L.P. is BX Buzz ML-5 GP LLC. Blackstone Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-5 Holdco L.P. and the sole member of BX Buzz ML-5 GP LLC. BTO Holdings Manager-NQ L.L.C. is the general partner of Blackstone Buzz Holdings L.P. Blackstone Tactical Opportunities Associates-NQ L.L.C. is the managing member of BTO Holdings Manager-NQ L.L.C. BTOA-NQ L.L.C. is the sole member of Blackstone Tactical Opportunities Associates-NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:20 UTC
BXGA L.L.C.10% owner
SaleClass A Common Stock 1,080,903 $3.51 $3,793,969.53
Disclosure

SEC source: 0001193125-26-116397 · ownership.xml · nonDerivative · entry 4

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

BTO Holdings Manager - NQ L.L.C. · CIK 0001844884 · 10% owner

Blackstone Tactical Opportunities Associates - NQ L.L.C. · CIK 0001844883 · 10% owner

BXG Buzz Holdings L.P. · CIK 0001844874 · 10% owner

BXG Holdings Manager L.L.C. · CIK 0001844871 · 10% owner

Blackstone Growth Associates L.P. · CIK 0001844870 · 10% owner

BXGA L.L.C. · CIK 0001844869 · 10% owner

BSOF Buzz Aggregator L.L.C. · CIK 0001844987 · 10% owner

Blackstone Strategic Opportunity Associates L.L.C. · CIK 0001728529 · 10% owner

Blackstone Buzz Holdings L.P. · CIK 0001844885 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 4,323,608

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F5 · ownership.nature: Reflects securities directly held by BX Buzz ML-4 Holdco L.P. The general partner of BX Buzz ML-4 Holdco L.P. is BX Buzz ML-4 GP LLC. BTO Buzz Holdings II L.P. is the sole limited partner of BX Buzz ML-4 Holdco L.P. and the sole member of BX Buzz ML-4 GP LLC. BTO Holdings Manager L.L.C. is the general partner of BTO Buzz Holdings II L.P. Blackstone Tactical Opportunities Associates L.L.C. is the managing member of BTO Holdings Manager L.L.C. BTOA L.L.C. is the managing member of Blackstone Tactical Opportunities Associates L.L.C. Blackstone Holdings III L.P. is the managing member of BTOA L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:20 UTC
BXGA L.L.C.10% owner
SaleClass A Common Stock 405,073 $3.51 $1,421,806.23
Disclosure

SEC source: 0001193125-26-116397 · ownership.xml · nonDerivative · entry 3

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

BTO Holdings Manager - NQ L.L.C. · CIK 0001844884 · 10% owner

Blackstone Tactical Opportunities Associates - NQ L.L.C. · CIK 0001844883 · 10% owner

BXG Buzz Holdings L.P. · CIK 0001844874 · 10% owner

BXG Holdings Manager L.L.C. · CIK 0001844871 · 10% owner

Blackstone Growth Associates L.P. · CIK 0001844870 · 10% owner

BXGA L.L.C. · CIK 0001844869 · 10% owner

BSOF Buzz Aggregator L.L.C. · CIK 0001844987 · 10% owner

Blackstone Strategic Opportunity Associates L.L.C. · CIK 0001728529 · 10% owner

Blackstone Buzz Holdings L.P. · CIK 0001844885 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,620,290

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F4 · ownership.nature: Reflects securities directly held by BX Buzz ML-3 Holdco L.P. The general partner of BX Buzz ML-3 Holdco L.P. is BX Buzz ML-3 GP LLC. BSOF Buzz Aggregator L.L.C. is the sole limited partner of BX Buzz ML-3 Holdco L.P. and the sole member of BX Buzz ML-3 GP LLC. Blackstone Strategic Opportunity Associates L.L.C. is the managing member of BSOF Buzz Aggregator L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:20 UTC
BXGA L.L.C.10% owner
SaleClass A Common Stock 2,495,189 $3.51 $8,758,113.39
Disclosure

SEC source: 0001193125-26-116397 · ownership.xml · nonDerivative · entry 2

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

BTO Holdings Manager - NQ L.L.C. · CIK 0001844884 · 10% owner

Blackstone Tactical Opportunities Associates - NQ L.L.C. · CIK 0001844883 · 10% owner

BXG Buzz Holdings L.P. · CIK 0001844874 · 10% owner

BXG Holdings Manager L.L.C. · CIK 0001844871 · 10% owner

Blackstone Growth Associates L.P. · CIK 0001844870 · 10% owner

BXGA L.L.C. · CIK 0001844869 · 10% owner

BSOF Buzz Aggregator L.L.C. · CIK 0001844987 · 10% owner

Blackstone Strategic Opportunity Associates L.L.C. · CIK 0001728529 · 10% owner

Blackstone Buzz Holdings L.P. · CIK 0001844885 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 9,980,754

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F3 · ownership.nature: Reflects securities directly held by BX Buzz ML-2 Holdco L.P. The general partner of BX Buzz ML-2 Holdco L.P. is BX Buzz ML-2 GP LLC. BCP Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-2 Holdco L.P. and the sole member of BX Buzz ML-2 GP LLC. BCP VII Holdings Manager - NQ L.L.C. is the general partner of BCP Buzz Holdings L.P. Blackstone Management Associates VII NQ L.L.C. is the managing member of BCP VII Holdings Manager - NQ L.L.C. BMA VII NQ L.L.C. is the managing member of Blackstone Management Associates VII NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:20 UTC
BXGA L.L.C.10% owner
SaleClass A Common Stock 181,344 $3.51 $636,517.44
Disclosure

SEC source: 0001193125-26-116397 · ownership.xml · nonDerivative · entry 1

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

BTO Holdings Manager - NQ L.L.C. · CIK 0001844884 · 10% owner

Blackstone Tactical Opportunities Associates - NQ L.L.C. · CIK 0001844883 · 10% owner

BXG Buzz Holdings L.P. · CIK 0001844874 · 10% owner

BXG Holdings Manager L.L.C. · CIK 0001844871 · 10% owner

Blackstone Growth Associates L.P. · CIK 0001844870 · 10% owner

BXGA L.L.C. · CIK 0001844869 · 10% owner

BSOF Buzz Aggregator L.L.C. · CIK 0001844987 · 10% owner

Blackstone Strategic Opportunity Associates L.L.C. · CIK 0001728529 · 10% owner

Blackstone Buzz Holdings L.P. · CIK 0001844885 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 725,373

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F2 · ownership.nature: Reflects securities directly held by BX Buzz ML-1 Holdco L.P. The general partner of BX Buzz ML-1 Holdco L.P. is BX Buzz ML-1 GP LLC. BXG Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-1 Holdco L.P. and the sole member of BX Buzz ML-1 GP LLC. BXG Holdings Manager L.L.C. is the general partner of BXG Buzz Holdings L.P. Blackstone Growth Associates L.P. is the managing member of BXG Holdings Manager L.L.C. BXGA L.L.C. is the general partner of Blackstone Growth Associates L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:17 UTC
BTOA L.L.C.10% owner
SaleClass A Common Stock 6,459 $3.51 $22,671.09
Disclosure

SEC source: 0001193125-26-116392 · ownership.xml · nonDerivative · entry 7

BCP Buzz Holdings L.P. · CIK 0001844875 · 10% owner

BCP VII Holdings Manager - NQ L.L.C. · CIK 0001844867 · 10% owner

Blackstone Management Associates VII NQ L.L.C. · CIK 0001771142 · 10% owner

BMA VII NQ L.L.C. · CIK 0001771139 · 10% owner

BTO Buzz Holdings II L.P. · CIK 0001844868 · 10% owner

BTO Holdings Manager L.L.C. · CIK 0001660521 · 10% owner

Blackstone Tactical Opportunities Associates L.L.C. · CIK 0001660520 · 10% owner

BTOA L.L.C. · CIK 0001575478 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 25,832

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F8 · ownership.nature: Reflects securities directly held by BX Buzz ML-7 Holdco L.P. The general partner of BX Buzz ML-7 Holdco L.P. is BX Buzz ML-7 GP LLC. Blackstone Family Investment Partnership-Growth ESC L.P. is the sole limited partner of BX Buzz ML-7 Holdco L.P. and the sole member of BX Buzz ML-7 GP LLC. BXG Side-by-Side GP L.L.C. is the general partner of Blackstone Family Investment Partnership-Growth ESC L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:17 UTC
BTOA L.L.C.10% owner
SaleClass A Common Stock 29,575 $3.51 $103,808.25
Disclosure

SEC source: 0001193125-26-116392 · ownership.xml · nonDerivative · entry 6

BCP Buzz Holdings L.P. · CIK 0001844875 · 10% owner

BCP VII Holdings Manager - NQ L.L.C. · CIK 0001844867 · 10% owner

Blackstone Management Associates VII NQ L.L.C. · CIK 0001771142 · 10% owner

BMA VII NQ L.L.C. · CIK 0001771139 · 10% owner

BTO Buzz Holdings II L.P. · CIK 0001844868 · 10% owner

BTO Holdings Manager L.L.C. · CIK 0001660521 · 10% owner

Blackstone Tactical Opportunities Associates L.L.C. · CIK 0001660520 · 10% owner

BTOA L.L.C. · CIK 0001575478 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 118,296

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F7 · ownership.nature: Reflects securities directly held by BX Buzz ML-6 Holdco L.P. The general partner of BX Buzz ML-6 Holdco L.P. is BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Fund - FD L.P. is the sole limited partner of BX Buzz ML-6 Holdco L.P. and the sole member of BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Associates III - NQ L.P. is the general partner of Blackstone Tactical Opportunities Fund - FD L.P. BTO DE GP - NQ L.L.C. is the general partner of Blackstone Tactical Opportunities Associates III - NQ L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:17 UTC
BTOA L.L.C.10% owner
SaleClass A Common Stock 3,278,961 $3.51 $11,509,153.11
Disclosure

SEC source: 0001193125-26-116392 · ownership.xml · nonDerivative · entry 5

BCP Buzz Holdings L.P. · CIK 0001844875 · 10% owner

BCP VII Holdings Manager - NQ L.L.C. · CIK 0001844867 · 10% owner

Blackstone Management Associates VII NQ L.L.C. · CIK 0001771142 · 10% owner

BMA VII NQ L.L.C. · CIK 0001771139 · 10% owner

BTO Buzz Holdings II L.P. · CIK 0001844868 · 10% owner

BTO Holdings Manager L.L.C. · CIK 0001660521 · 10% owner

Blackstone Tactical Opportunities Associates L.L.C. · CIK 0001660520 · 10% owner

BTOA L.L.C. · CIK 0001575478 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 13,115,843

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F6 · ownership.nature: Reflects securities directly held by BX Buzz ML-5 Holdco L.P. The general partner of BX Buzz ML-5 Holdco L.P. is BX Buzz ML-5 GP LLC. Blackstone Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-5 Holdco L.P. and the sole member of BX Buzz ML-5 GP LLC. BTO Holdings Manager-NQ L.L.C. is the general partner of Blackstone Buzz Holdings L.P. Blackstone Tactical Opportunities Associates-NQ L.L.C. is the managing member of BTO Holdings Manager-NQ L.L.C. BTOA-NQ L.L.C. is the sole member of Blackstone Tactical Opportunities Associates-NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:17 UTC
BTOA L.L.C.10% owner
SaleClass A Common Stock 1,080,903 $3.51 $3,793,969.53
Disclosure

SEC source: 0001193125-26-116392 · ownership.xml · nonDerivative · entry 4

BCP Buzz Holdings L.P. · CIK 0001844875 · 10% owner

BCP VII Holdings Manager - NQ L.L.C. · CIK 0001844867 · 10% owner

Blackstone Management Associates VII NQ L.L.C. · CIK 0001771142 · 10% owner

BMA VII NQ L.L.C. · CIK 0001771139 · 10% owner

BTO Buzz Holdings II L.P. · CIK 0001844868 · 10% owner

BTO Holdings Manager L.L.C. · CIK 0001660521 · 10% owner

Blackstone Tactical Opportunities Associates L.L.C. · CIK 0001660520 · 10% owner

BTOA L.L.C. · CIK 0001575478 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 4,323,608

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F5 · ownership.nature: Reflects securities directly held by BX Buzz ML-4 Holdco L.P. The general partner of BX Buzz ML-4 Holdco L.P. is BX Buzz ML-4 GP LLC. BTO Buzz Holdings II L.P. is the sole limited partner of BX Buzz ML-4 Holdco L.P. and the sole member of BX Buzz ML-4 GP LLC. BTO Holdings Manager L.L.C. is the general partner of BTO Buzz Holdings II L.P. Blackstone Tactical Opportunities Associates L.L.C. is the managing member of BTO Holdings Manager L.L.C. BTOA L.L.C. is the managing member of Blackstone Tactical Opportunities Associates L.L.C. Blackstone Holdings III L.P. is the managing member of BTOA L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:17 UTC
BTOA L.L.C.10% owner
SaleClass A Common Stock 405,073 $3.51 $1,421,806.23
Disclosure

SEC source: 0001193125-26-116392 · ownership.xml · nonDerivative · entry 3

BCP Buzz Holdings L.P. · CIK 0001844875 · 10% owner

BCP VII Holdings Manager - NQ L.L.C. · CIK 0001844867 · 10% owner

Blackstone Management Associates VII NQ L.L.C. · CIK 0001771142 · 10% owner

BMA VII NQ L.L.C. · CIK 0001771139 · 10% owner

BTO Buzz Holdings II L.P. · CIK 0001844868 · 10% owner

BTO Holdings Manager L.L.C. · CIK 0001660521 · 10% owner

Blackstone Tactical Opportunities Associates L.L.C. · CIK 0001660520 · 10% owner

BTOA L.L.C. · CIK 0001575478 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,620,290

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F4 · ownership.nature: Reflects securities directly held by BX Buzz ML-3 Holdco L.P. The general partner of BX Buzz ML-3 Holdco L.P. is BX Buzz ML-3 GP LLC. BSOF Buzz Aggregator L.L.C. is the sole limited partner of BX Buzz ML-3 Holdco L.P. and the sole member of BX Buzz ML-3 GP LLC. Blackstone Strategic Opportunity Associates L.L.C. is the managing member of BSOF Buzz Aggregator L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:17 UTC
BTOA L.L.C.10% owner
SaleClass A Common Stock 2,495,189 $3.51 $8,758,113.39
Disclosure

SEC source: 0001193125-26-116392 · ownership.xml · nonDerivative · entry 2

BCP Buzz Holdings L.P. · CIK 0001844875 · 10% owner

BCP VII Holdings Manager - NQ L.L.C. · CIK 0001844867 · 10% owner

Blackstone Management Associates VII NQ L.L.C. · CIK 0001771142 · 10% owner

BMA VII NQ L.L.C. · CIK 0001771139 · 10% owner

BTO Buzz Holdings II L.P. · CIK 0001844868 · 10% owner

BTO Holdings Manager L.L.C. · CIK 0001660521 · 10% owner

Blackstone Tactical Opportunities Associates L.L.C. · CIK 0001660520 · 10% owner

BTOA L.L.C. · CIK 0001575478 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 9,980,754

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F3 · ownership.nature: Reflects securities directly held by BX Buzz ML-2 Holdco L.P. The general partner of BX Buzz ML-2 Holdco L.P. is BX Buzz ML-2 GP LLC. BCP Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-2 Holdco L.P. and the sole member of BX Buzz ML-2 GP LLC. BCP VII Holdings Manager - NQ L.L.C. is the general partner of BCP Buzz Holdings L.P. Blackstone Management Associates VII NQ L.L.C. is the managing member of BCP VII Holdings Manager - NQ L.L.C. BMA VII NQ L.L.C. is the managing member of Blackstone Management Associates VII NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:17 UTC
BTOA L.L.C.10% owner
SaleClass A Common Stock 181,344 $3.51 $636,517.44
Disclosure

SEC source: 0001193125-26-116392 · ownership.xml · nonDerivative · entry 1

BCP Buzz Holdings L.P. · CIK 0001844875 · 10% owner

BCP VII Holdings Manager - NQ L.L.C. · CIK 0001844867 · 10% owner

Blackstone Management Associates VII NQ L.L.C. · CIK 0001771142 · 10% owner

BMA VII NQ L.L.C. · CIK 0001771139 · 10% owner

BTO Buzz Holdings II L.P. · CIK 0001844868 · 10% owner

BTO Holdings Manager L.L.C. · CIK 0001660521 · 10% owner

Blackstone Tactical Opportunities Associates L.L.C. · CIK 0001660520 · 10% owner

BTOA L.L.C. · CIK 0001575478 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 725,373

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F2 · ownership.nature: Reflects securities directly held by BX Buzz ML-1 Holdco L.P. The general partner of BX Buzz ML-1 Holdco L.P. is BX Buzz ML-1 GP LLC. BXG Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-1 Holdco L.P. and the sole member of BX Buzz ML-1 GP LLC. BXG Holdings Manager L.L.C. is the general partner of BXG Buzz Holdings L.P. Blackstone Growth Associates L.P. is the managing member of BXG Holdings Manager L.L.C. BXGA L.L.C. is the general partner of Blackstone Growth Associates L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:19 UTC SaleClass A Common Stock 6,459 $3.51 $22,671.09
Disclosure

SEC source: 0001193125-26-116396 · ownership.xml · nonDerivative · entry 7

BTOA - NQ L.L.C. · CIK 0001844866 · 10% owner

Blackstone Tactical Opportunities Fund - FD L.P. · CIK 0001825978 · 10% owner

Blackstone Tactical Opportunities Associates III - NQ L.P. · CIK 0001826419 · 10% owner

BTO DE GP - NQ L.L.C. · CIK 0001826374 · 10% owner

Blackstone Family Investment Partnership - Growth ESC L.P. · CIK 0001844882 · 10% owner

BXG Side-by-Side GP L.L.C. · CIK 0001844876 · 10% owner

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP L.L.C. · CIK 0001464695 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 25,832

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F8 · ownership.nature: Reflects securities directly held by BX Buzz ML-7 Holdco L.P. The general partner of BX Buzz ML-7 Holdco L.P. is BX Buzz ML-7 GP LLC. Blackstone Family Investment Partnership-Growth ESC L.P. is the sole limited partner of BX Buzz ML-7 Holdco L.P. and the sole member of BX Buzz ML-7 GP LLC. BXG Side-by-Side GP L.L.C. is the general partner of Blackstone Family Investment Partnership-Growth ESC L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:19 UTC SaleClass A Common Stock 29,575 $3.51 $103,808.25
Disclosure

SEC source: 0001193125-26-116396 · ownership.xml · nonDerivative · entry 6

BTOA - NQ L.L.C. · CIK 0001844866 · 10% owner

Blackstone Tactical Opportunities Fund - FD L.P. · CIK 0001825978 · 10% owner

Blackstone Tactical Opportunities Associates III - NQ L.P. · CIK 0001826419 · 10% owner

BTO DE GP - NQ L.L.C. · CIK 0001826374 · 10% owner

Blackstone Family Investment Partnership - Growth ESC L.P. · CIK 0001844882 · 10% owner

BXG Side-by-Side GP L.L.C. · CIK 0001844876 · 10% owner

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP L.L.C. · CIK 0001464695 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 118,296

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F7 · ownership.nature: Reflects securities directly held by BX Buzz ML-6 Holdco L.P. The general partner of BX Buzz ML-6 Holdco L.P. is BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Fund - FD L.P. is the sole limited partner of BX Buzz ML-6 Holdco L.P. and the sole member of BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Associates III - NQ L.P. is the general partner of Blackstone Tactical Opportunities Fund - FD L.P. BTO DE GP - NQ L.L.C. is the general partner of Blackstone Tactical Opportunities Associates III - NQ L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

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March 17, 2026 Filed Mar 19, 2026 23:19 UTC SaleClass A Common Stock 3,278,961 $3.51 $11,509,153.11
Disclosure

SEC source: 0001193125-26-116396 · ownership.xml · nonDerivative · entry 5

BTOA - NQ L.L.C. · CIK 0001844866 · 10% owner

Blackstone Tactical Opportunities Fund - FD L.P. · CIK 0001825978 · 10% owner

Blackstone Tactical Opportunities Associates III - NQ L.P. · CIK 0001826419 · 10% owner

BTO DE GP - NQ L.L.C. · CIK 0001826374 · 10% owner

Blackstone Family Investment Partnership - Growth ESC L.P. · CIK 0001844882 · 10% owner

BXG Side-by-Side GP L.L.C. · CIK 0001844876 · 10% owner

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP L.L.C. · CIK 0001464695 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 13,115,843

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F6 · ownership.nature: Reflects securities directly held by BX Buzz ML-5 Holdco L.P. The general partner of BX Buzz ML-5 Holdco L.P. is BX Buzz ML-5 GP LLC. Blackstone Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-5 Holdco L.P. and the sole member of BX Buzz ML-5 GP LLC. BTO Holdings Manager-NQ L.L.C. is the general partner of Blackstone Buzz Holdings L.P. Blackstone Tactical Opportunities Associates-NQ L.L.C. is the managing member of BTO Holdings Manager-NQ L.L.C. BTOA-NQ L.L.C. is the sole member of Blackstone Tactical Opportunities Associates-NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:19 UTC SaleClass A Common Stock 1,080,903 $3.51 $3,793,969.53
Disclosure

SEC source: 0001193125-26-116396 · ownership.xml · nonDerivative · entry 4

BTOA - NQ L.L.C. · CIK 0001844866 · 10% owner

Blackstone Tactical Opportunities Fund - FD L.P. · CIK 0001825978 · 10% owner

Blackstone Tactical Opportunities Associates III - NQ L.P. · CIK 0001826419 · 10% owner

BTO DE GP - NQ L.L.C. · CIK 0001826374 · 10% owner

Blackstone Family Investment Partnership - Growth ESC L.P. · CIK 0001844882 · 10% owner

BXG Side-by-Side GP L.L.C. · CIK 0001844876 · 10% owner

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP L.L.C. · CIK 0001464695 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 4,323,608

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F5 · ownership.nature: Reflects securities directly held by BX Buzz ML-4 Holdco L.P. The general partner of BX Buzz ML-4 Holdco L.P. is BX Buzz ML-4 GP LLC. BTO Buzz Holdings II L.P. is the sole limited partner of BX Buzz ML-4 Holdco L.P. and the sole member of BX Buzz ML-4 GP LLC. BTO Holdings Manager L.L.C. is the general partner of BTO Buzz Holdings II L.P. Blackstone Tactical Opportunities Associates L.L.C. is the managing member of BTO Holdings Manager L.L.C. BTOA L.L.C. is the managing member of Blackstone Tactical Opportunities Associates L.L.C. Blackstone Holdings III L.P. is the managing member of BTOA L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:19 UTC SaleClass A Common Stock 405,073 $3.51 $1,421,806.23
Disclosure

SEC source: 0001193125-26-116396 · ownership.xml · nonDerivative · entry 3

BTOA - NQ L.L.C. · CIK 0001844866 · 10% owner

Blackstone Tactical Opportunities Fund - FD L.P. · CIK 0001825978 · 10% owner

Blackstone Tactical Opportunities Associates III - NQ L.P. · CIK 0001826419 · 10% owner

BTO DE GP - NQ L.L.C. · CIK 0001826374 · 10% owner

Blackstone Family Investment Partnership - Growth ESC L.P. · CIK 0001844882 · 10% owner

BXG Side-by-Side GP L.L.C. · CIK 0001844876 · 10% owner

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP L.L.C. · CIK 0001464695 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,620,290

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F4 · ownership.nature: Reflects securities directly held by BX Buzz ML-3 Holdco L.P. The general partner of BX Buzz ML-3 Holdco L.P. is BX Buzz ML-3 GP LLC. BSOF Buzz Aggregator L.L.C. is the sole limited partner of BX Buzz ML-3 Holdco L.P. and the sole member of BX Buzz ML-3 GP LLC. Blackstone Strategic Opportunity Associates L.L.C. is the managing member of BSOF Buzz Aggregator L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:19 UTC SaleClass A Common Stock 2,495,189 $3.51 $8,758,113.39
Disclosure

SEC source: 0001193125-26-116396 · ownership.xml · nonDerivative · entry 2

BTOA - NQ L.L.C. · CIK 0001844866 · 10% owner

Blackstone Tactical Opportunities Fund - FD L.P. · CIK 0001825978 · 10% owner

Blackstone Tactical Opportunities Associates III - NQ L.P. · CIK 0001826419 · 10% owner

BTO DE GP - NQ L.L.C. · CIK 0001826374 · 10% owner

Blackstone Family Investment Partnership - Growth ESC L.P. · CIK 0001844882 · 10% owner

BXG Side-by-Side GP L.L.C. · CIK 0001844876 · 10% owner

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP L.L.C. · CIK 0001464695 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 9,980,754

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F3 · ownership.nature: Reflects securities directly held by BX Buzz ML-2 Holdco L.P. The general partner of BX Buzz ML-2 Holdco L.P. is BX Buzz ML-2 GP LLC. BCP Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-2 Holdco L.P. and the sole member of BX Buzz ML-2 GP LLC. BCP VII Holdings Manager - NQ L.L.C. is the general partner of BCP Buzz Holdings L.P. Blackstone Management Associates VII NQ L.L.C. is the managing member of BCP VII Holdings Manager - NQ L.L.C. BMA VII NQ L.L.C. is the managing member of Blackstone Management Associates VII NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:19 UTC SaleClass A Common Stock 181,344 $3.51 $636,517.44
Disclosure

SEC source: 0001193125-26-116396 · ownership.xml · nonDerivative · entry 1

BTOA - NQ L.L.C. · CIK 0001844866 · 10% owner

Blackstone Tactical Opportunities Fund - FD L.P. · CIK 0001825978 · 10% owner

Blackstone Tactical Opportunities Associates III - NQ L.P. · CIK 0001826419 · 10% owner

BTO DE GP - NQ L.L.C. · CIK 0001826374 · 10% owner

Blackstone Family Investment Partnership - Growth ESC L.P. · CIK 0001844882 · 10% owner

BXG Side-by-Side GP L.L.C. · CIK 0001844876 · 10% owner

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP L.L.C. · CIK 0001464695 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 725,373

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F2 · ownership.nature: Reflects securities directly held by BX Buzz ML-1 Holdco L.P. The general partner of BX Buzz ML-1 Holdco L.P. is BX Buzz ML-1 GP LLC. BXG Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-1 Holdco L.P. and the sole member of BX Buzz ML-1 GP LLC. BXG Holdings Manager L.L.C. is the general partner of BXG Buzz Holdings L.P. Blackstone Growth Associates L.P. is the managing member of BXG Holdings Manager L.L.C. BXGA L.L.C. is the general partner of Blackstone Growth Associates L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:14 UTC SaleClass A Common Stock 6,459 $3.51 $22,671.09
Disclosure

SEC source: 0001193125-26-116387 · ownership.xml · nonDerivative · entry 7

BX Buzz ML-1 Holdco L.P. · CIK 0001870641 · 10% owner

BX Buzz ML-2 Holdco L.P. · CIK 0001870643 · 10% owner

BX Buzz ML-3 Holdco L.P. · CIK 0001870645 · 10% owner

BX Buzz ML-4 Holdco L.P. · CIK 0001870647 · 10% owner

BX Buzz ML-5 Holdco L.P. · CIK 0001870649 · 10% owner

BX Buzz ML-6 Holdco L.P. · CIK 0001870651 · 10% owner

BX Buzz ML-7 Holdco L.P. · CIK 0001870619 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 25,832

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F8 · ownership.nature: Reflects securities directly held by BX Buzz ML-7 Holdco L.P. The general partner of BX Buzz ML-7 Holdco L.P. is BX Buzz ML-7 GP LLC. Blackstone Family Investment Partnership-Growth ESC L.P. is the sole limited partner of BX Buzz ML-7 Holdco L.P. and the sole member of BX Buzz ML-7 GP LLC. BXG Side-by-Side GP L.L.C. is the general partner of Blackstone Family Investment Partnership-Growth ESC L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

Read SEC document
March 17, 2026 Filed Mar 19, 2026 23:14 UTC SaleClass A Common Stock 29,575 $3.51 $103,808.25
Disclosure

SEC source: 0001193125-26-116387 · ownership.xml · nonDerivative · entry 6

BX Buzz ML-1 Holdco L.P. · CIK 0001870641 · 10% owner

BX Buzz ML-2 Holdco L.P. · CIK 0001870643 · 10% owner

BX Buzz ML-3 Holdco L.P. · CIK 0001870645 · 10% owner

BX Buzz ML-4 Holdco L.P. · CIK 0001870647 · 10% owner

BX Buzz ML-5 Holdco L.P. · CIK 0001870649 · 10% owner

BX Buzz ML-6 Holdco L.P. · CIK 0001870651 · 10% owner

BX Buzz ML-7 Holdco L.P. · CIK 0001870619 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 118,296

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F7 · ownership.nature: Reflects securities directly held by BX Buzz ML-6 Holdco L.P. The general partner of BX Buzz ML-6 Holdco L.P. is BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Fund - FD L.P. is the sole limited partner of BX Buzz ML-6 Holdco L.P. and the sole member of BX Buzz ML-6 GP LLC. Blackstone Tactical Opportunities Associates III - NQ L.P. is the general partner of Blackstone Tactical Opportunities Fund - FD L.P. BTO DE GP - NQ L.L.C. is the general partner of Blackstone Tactical Opportunities Associates III - NQ L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

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March 17, 2026 Filed Mar 19, 2026 23:14 UTC SaleClass A Common Stock 3,278,961 $3.51 $11,509,153.11
Disclosure

SEC source: 0001193125-26-116387 · ownership.xml · nonDerivative · entry 5

BX Buzz ML-1 Holdco L.P. · CIK 0001870641 · 10% owner

BX Buzz ML-2 Holdco L.P. · CIK 0001870643 · 10% owner

BX Buzz ML-3 Holdco L.P. · CIK 0001870645 · 10% owner

BX Buzz ML-4 Holdco L.P. · CIK 0001870647 · 10% owner

BX Buzz ML-5 Holdco L.P. · CIK 0001870649 · 10% owner

BX Buzz ML-6 Holdco L.P. · CIK 0001870651 · 10% owner

BX Buzz ML-7 Holdco L.P. · CIK 0001870619 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 13,115,843

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F6 · ownership.nature: Reflects securities directly held by BX Buzz ML-5 Holdco L.P. The general partner of BX Buzz ML-5 Holdco L.P. is BX Buzz ML-5 GP LLC. Blackstone Buzz Holdings L.P. is the sole limited partner of BX Buzz ML-5 Holdco L.P. and the sole member of BX Buzz ML-5 GP LLC. BTO Holdings Manager-NQ L.L.C. is the general partner of Blackstone Buzz Holdings L.P. Blackstone Tactical Opportunities Associates-NQ L.L.C. is the managing member of BTO Holdings Manager-NQ L.L.C. BTOA-NQ L.L.C. is the sole member of Blackstone Tactical Opportunities Associates-NQ L.L.C.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

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March 17, 2026 Filed Mar 19, 2026 23:14 UTC SaleClass A Common Stock 1,080,903 $3.51 $3,793,969.53
Disclosure

SEC source: 0001193125-26-116387 · ownership.xml · nonDerivative · entry 4

BX Buzz ML-1 Holdco L.P. · CIK 0001870641 · 10% owner

BX Buzz ML-2 Holdco L.P. · CIK 0001870643 · 10% owner

BX Buzz ML-3 Holdco L.P. · CIK 0001870645 · 10% owner

BX Buzz ML-4 Holdco L.P. · CIK 0001870647 · 10% owner

BX Buzz ML-5 Holdco L.P. · CIK 0001870649 · 10% owner

BX Buzz ML-6 Holdco L.P. · CIK 0001870651 · 10% owner

BX Buzz ML-7 Holdco L.P. · CIK 0001870619 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 4,323,608

F1 · price: The Reporting Persons sold the shares of the Issuer's Class A common stock ("Class A Common Stock") to an unaffiliated financial institution at a price based on the volume weighted average price of Class A Common Stock of the Issuer over the financial institution's hedging period undertaken pursuant to a post-paid forward transaction. On March 17, 2026, the hedging period ended and the sales price was determined to be $3.51 per share.

F5 · ownership.nature: Reflects securities directly held by BX Buzz ML-4 Holdco L.P. The general partner of BX Buzz ML-4 Holdco L.P. is BX Buzz ML-4 GP LLC. BTO Buzz Holdings II L.P. is the sole limited partner of BX Buzz ML-4 Holdco L.P. and the sole member of BX Buzz ML-4 GP LLC. BTO Holdings Manager L.L.C. is the general partner of BTO Buzz Holdings II L.P. Blackstone Tactical Opportunities Associates L.L.C. is the managing member of BTO Holdings Manager L.L.C. BTOA L.L.C. is the managing member of Blackstone Tactical Opportunities Associates L.L.C. Blackstone Holdings III L.P. is the managing member of BTOA L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P.

F9 · ownership.nature: Blackstone Holdings II L.P. is the managing member of each of BTOA-NQ L.L.C., BTO DE GP-NQ L.L.C., BXGA L.L.C., and BMA VII NQ L.L.C., and the sole member of each of BXG Side-by-Side GP L.L.C. and Blackstone Strategic Opportunity Associates L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P.

F10 · ownership.nature: Blackstone Inc. is the sole member of each of Blackstone Holdings I/II GP L.L.C. and Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F11 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing separate Forms 4.

F12 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F13 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.