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Paymentus Holdings, Inc.

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3983
SEC CIK
0001841156
Parsed reports
225

Last 12 months

Inside the activity.

0 purchase rows · 13 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
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MonthPurchasesSales
Nov 202500
Dec 202500
Jan 202600
Feb 202600
Mar 202600
Apr 202600
May 202600
Jun 202600
Jul 202603
Aug 2026010
Sep 202600
Oct 202600

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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
August 26, 2026 Filed Aug 28, 2026 18:35 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass B Common Stock · Derivative 600,000 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374899 · ownership.xml · derivative · entry 7

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · AKKR Strategic Capital LP

Disclosed balance after: 2,489,787

Underlying: Class A Common Stock · 600,000 shares

Expires not disclosed

F7 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F7 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F7 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F8 · balance_after: Includes 1,002,627 shares received from certain of the other Reporting Persons in the distribution described in footnote 1. Such shares were previously reported as indirectly owned through the entities effecting such distributions.

F9 · balance_after: The total reported in Column 9 of Table II reflects a transfer from SC GPI to SC. The transfer was exempt from reporting under Section 16 of the Exchange Act pursuant to Rule 16a-13 under the Exchange Act.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:35 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass B Common Stock · Derivative 607,024 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374899 · ownership.xml · derivative · entry 6

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Members Fund, LLC

Disclosed balance after: 100

Underlying: Class A Common Stock · 607,024 shares

Expires not disclosed

F7 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F7 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F7 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:35 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass B Common Stock · Derivative 416,038 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374899 · ownership.xml · derivative · entry 5

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners III, LP

Disclosed balance after: 0

Underlying: Class A Common Stock · 416,038 shares

Expires not disclosed

F7 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F7 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F7 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:35 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass B Common Stock · Derivative 9,736,723 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374899 · ownership.xml · derivative · entry 4

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Capital Partners CV III, LP

Disclosed balance after: 146,020

Underlying: Class A Common Stock · 9,736,723 shares

Expires not disclosed

F7 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F7 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F7 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:35 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass A Common Stock 94,546 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374899 · ownership.xml · nonDerivative · entry 1

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners III, LP

Disclosed balance after: 0

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:43 UTC
Klein JasonDirector
OtherClass B Common Stock · Derivative 400,022 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374909 · ownership.xml · derivative · entry 2

Klein Jason · CIK 0001863374 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 2,899,940

Underlying: Class A Common Stock · 400,022 shares

Expires not disclosed

F3 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

F1 · price: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

F3 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Shares held by The Jason and Farah Klein Revocable Trust dtd 1/27/2011.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:43 UTC
Klein JasonDirector
OtherClass A Common Stock 546 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374909 · ownership.xml · nonDerivative · entry 1

Klein Jason · CIK 0001863374 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,496

F1 · kind: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

F1 · price: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

F2 · ownership.nature: Shares held by The Jason and Farah Klein Revocable Trust dtd 1/27/2011.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:41 UTC
Barnds Thomas10% owner
OtherClass B Common Stock · Derivative 600,000 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374906 · ownership.xml · derivative · entry 8

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · AKKR Strategic Capital LP

Disclosed balance after: 2,489,787

Underlying: Class A Common Stock · 600,000 shares

Expires not disclosed

F9 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F9 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F9 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F10 · balance_after: Includes 1,002,627 shares received from certain of the other Reporting Persons in the distribution described in footnote 1. Such shares were previously reported as indirectly owned through the entities effecting such distributions.

F11 · balance_after: The total reported in Column 9 of Table II reflects a transfer from SC GPI to SC. The transfer was exempt from reporting under Section 16 of the Exchange Act pursuant to Rule 16a-13 under the Exchange Act.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:41 UTC
Barnds Thomas10% owner
OtherClass B Common Stock · Derivative 607,024 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374906 · ownership.xml · derivative · entry 7

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Members Fund, LLC

Disclosed balance after: 100

Underlying: Class A Common Stock · 607,024 shares

Expires not disclosed

F9 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F9 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F9 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:41 UTC
Barnds Thomas10% owner
OtherClass B Common Stock · Derivative 416,038 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374906 · ownership.xml · derivative · entry 6

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners III, LP

Disclosed balance after: 0

Underlying: Class A Common Stock · 416,038 shares

Expires not disclosed

F9 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F9 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F9 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:41 UTC
Barnds Thomas10% owner
OtherClass B Common Stock · Derivative 9,736,723 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374906 · ownership.xml · derivative · entry 5

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Capital Partners CV III, LP

Disclosed balance after: 146,020

Underlying: Class A Common Stock · 9,736,723 shares

Expires not disclosed

F9 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F9 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F9 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:41 UTC
Barnds Thomas10% owner
OtherClass A Common Stock 94,546 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374906 · ownership.xml · nonDerivative · entry 1

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners III, LP

Disclosed balance after: 0

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:36 UTC OtherClass A Common Stock 22,558 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374900 · ownership.xml · nonDerivative · entry 1

Williams Gregory Hyde · CIK 0002146338 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 188,384

F1 · kind: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

F1 · price: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass B Common Stock · Derivative 600,000 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374895 · ownership.xml · derivative · entry 9

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · AKKR Strategic Capital LP

Disclosed balance after: 2,489,787

Underlying: Class A Common Stock · 600,000 shares

Expires not disclosed

F9 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F9 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F9 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F10 · balance_after: Includes 1,002,627 shares received from certain of the other Reporting Persons in the distribution described in footnote 1. Such shares were previously reported as indirectly owned through the entities effecting such distributions.

F11 · balance_after: The total reported in Column 9 of Table II reflects a transfer from SC GPI to SC. The transfer was exempt from reporting under Section 16 of the Exchange Act pursuant to Rule 16a-13 under the Exchange Act.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass B Common Stock · Derivative 607,024 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374895 · ownership.xml · derivative · entry 8

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Members Fund, LLC

Disclosed balance after: 100

Underlying: Class A Common Stock · 607,024 shares

Expires not disclosed

F9 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F9 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F9 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass B Common Stock · Derivative 416,038 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374895 · ownership.xml · derivative · entry 7

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners III, LP

Disclosed balance after: 0

Underlying: Class A Common Stock · 416,038 shares

Expires not disclosed

F9 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F9 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F9 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass B Common Stock · Derivative 9,736,723 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374895 · ownership.xml · derivative · entry 6

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Capital Partners CV III, LP

Disclosed balance after: 146,020

Underlying: Class A Common Stock · 9,736,723 shares

Expires not disclosed

F9 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F9 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F9 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 18:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass A Common Stock 94,546 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-374895 · ownership.xml · nonDerivative · entry 1

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners III, LP

Disclosed balance after: 0

F1 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F3 · ownership.nature: (Continued from footnote 2) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F4 · ownership.nature: (Continued from footnote 3) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:36 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass B Common Stock · Derivative 3,000,000 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357366 · ownership.xml · derivative · entry 12

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · AKKR Strategic Capital LP

Disclosed balance after: 1,206,671

Underlying: Class A Common Stock · 3,000,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F6 · balance_after: Includes 538,415 shares received from certain of the other reporting persons in the distribution described in footnote 2. Such shares were previously reported as indirectly owned through the entities effecting such distributions.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F4 · ownership.nature: (Continued from footnote 3) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F5 · ownership.nature: (Continued from footnote 4) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:36 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass B Common Stock · Derivative 295,905 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357366 · ownership.xml · derivative · entry 11

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II, LP

Disclosed balance after: 0

Underlying: Class A Common Stock · 295,905 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F4 · ownership.nature: (Continued from footnote 3) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F5 · ownership.nature: (Continued from footnote 4) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:36 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass B Common Stock · Derivative 25,100 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357366 · ownership.xml · derivative · entry 10

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II Strategic Fund, LP

Disclosed balance after: 0

Underlying: Class A Common Stock · 25,100 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F4 · ownership.nature: (Continued from footnote 3) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F5 · ownership.nature: (Continued from footnote 4) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:36 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass B Common Stock · Derivative 332,973 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357366 · ownership.xml · derivative · entry 9

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners III, LP

Disclosed balance after: 416,038

Underlying: Class A Common Stock · 332,973 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F4 · ownership.nature: (Continued from footnote 3) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F5 · ownership.nature: (Continued from footnote 4) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:36 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass B Common Stock · Derivative 395,930 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357366 · ownership.xml · derivative · entry 8

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Members Fund, LLC

Disclosed balance after: 607,124

Underlying: Class A Common Stock · 395,930 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F4 · ownership.nature: (Continued from footnote 3) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F5 · ownership.nature: (Continued from footnote 4) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:36 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass B Common Stock · Derivative 7,909,574 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357366 · ownership.xml · derivative · entry 7

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Capital Partners CV III, LP

Disclosed balance after: 9,882,743

Underlying: Class A Common Stock · 7,909,574 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F4 · ownership.nature: (Continued from footnote 3) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F5 · ownership.nature: (Continued from footnote 4) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:36 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass A Common Stock 3,168 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357366 · ownership.xml · nonDerivative · entry 2

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II Strategic Fund, LP

Disclosed balance after: 0

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F4 · ownership.nature: (Continued from footnote 3) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F5 · ownership.nature: (Continued from footnote 4) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:36 UTC
Accel-KKR Holdings GP, LLCDirector · 10% owner
OtherClass A Common Stock 37,350 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357366 · ownership.xml · nonDerivative · entry 1

Accel-KKR Holdings GP, LLC · CIK 0001863465 · Director · 10% owner

ACCEL-KKR CAPITAL PARTNERS CV III, LP · CIK 0001781975 · 10% owner

ACCEL-KKR GROWTH CAPITAL PARTNERS III, LP · CIK 0001747133 · 10% owner

Accel-KKR Growth Capital Partners II Strategic Fund, LP · CIK 0001602533 · 10% owner

Accel-KKR Growth Capital Partners II, LP · CIK 0001602532 · 10% owner

Accel-KKR Members Fund, LLC · CIK 0001863461 · 10% owner

AKKR SC GPI HoldCo LP · CIK 0002047091 · 10% owner

AKKR STRATEGIC CAPITAL LP · CIK 0002032597 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II, LP

Disclosed balance after: 0

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI.

F4 · ownership.nature: (Continued from footnote 3) AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III. AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP,

F5 · ownership.nature: (Continued from footnote 4) or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Mr. Palumbo and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:34 UTC
Klein JasonDirector
OtherClass B Common Stock · Derivative 328,915 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357363 · ownership.xml · derivative · entry 2

Klein Jason · CIK 0001863374 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 2,499,918

Underlying: Class A Common Stock · 328,915 shares

Expires not disclosed

F3 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · kind: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

F1 · price: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

F3 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · ownership.nature: Shares held by The Jason and Farah Klein Revocable Trust dtd 1/27/2011.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:34 UTC
Klein JasonDirector
OtherClass A Common Stock 950 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357363 · ownership.xml · nonDerivative · entry 1

Klein Jason · CIK 0001863374 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 950

F1 · kind: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

F1 · price: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

F2 · ownership.nature: Shares held by The Jason and Farah Klein Revocable Trust dtd 1/27/2011.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:36 UTC OtherClass A Common Stock 33,145 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357365 · ownership.xml · nonDerivative · entry 1

Williams Gregory Hyde · CIK 0002146338 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 165,826

F1 · kind: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

F1 · price: Shares received in a pro rata distribution from funds affiliated with Accel-KKR. The acquisition of such shares was exempt pursuant to Rule 16a-9(a) under the Securities Exchange Act of 1934, as amended.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass B Common Stock · Derivative 3,000,000 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357364 · ownership.xml · derivative · entry 13

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · AKKR Strategic Capital LP

Disclosed balance after: 1,206,671

Underlying: Class A Common Stock · 3,000,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F5 · balance_after: Includes 538,415 shares received from certain of the other reporting persons in the distribution described in footnote 2. Such shares were previously reported as indirectly owned through the entities effecting such distributions.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC II

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass B Common Stock · Derivative 295,905 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357364 · ownership.xml · derivative · entry 12

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II, LP

Disclosed balance after: 0

Underlying: Class A Common Stock · 295,905 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC II

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass B Common Stock · Derivative 25,100 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357364 · ownership.xml · derivative · entry 11

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II Strategic Fund, LP

Disclosed balance after: 0

Underlying: Class A Common Stock · 25,100 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC II

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass B Common Stock · Derivative 332,973 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357364 · ownership.xml · derivative · entry 10

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners III, LP

Disclosed balance after: 416,038

Underlying: Class A Common Stock · 332,973 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC II

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass B Common Stock · Derivative 395,930 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357364 · ownership.xml · derivative · entry 9

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Members Fund, LLC

Disclosed balance after: 607,124

Underlying: Class A Common Stock · 395,930 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC II

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass B Common Stock · Derivative 7,909,574 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357364 · ownership.xml · derivative · entry 8

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Capital Partners CV III, LP

Disclosed balance after: 9,882,743

Underlying: Class A Common Stock · 7,909,574 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC II

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass A Common Stock 3,168 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357364 · ownership.xml · nonDerivative · entry 2

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II Strategic Fund, LP

Disclosed balance after: 0

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC II

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

F5 · ownership.nature: Includes 538,415 shares received from certain of the other reporting persons in the distribution described in footnote 2. Such shares were previously reported as indirectly owned through the entities effecting such distributions.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:34 UTC
Palumbo RobertDirector · 10% owner
OtherClass A Common Stock 37,350 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357364 · ownership.xml · nonDerivative · entry 1

Palumbo Robert · CIK 0001475179 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II, LP

Disclosed balance after: 0

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC, or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC II

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Barnds have separately filed Form 4s reporting their interests.

F5 · ownership.nature: Includes 538,415 shares received from certain of the other reporting persons in the distribution described in footnote 2. Such shares were previously reported as indirectly owned through the entities effecting such distributions.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:30 UTC
Barnds Thomas10% owner
OtherClass B Common Stock · Derivative 3,000,000 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357355 · ownership.xml · derivative · entry 13

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · AKKR Strategic Capital LP

Disclosed balance after: 1,206,671

Underlying: Class A Common Stock · 3,000,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F5 · balance_after: Includes 538,415 shares received from certain of the other reporting persons in the distribution described in footnote 2. Such shares were previously reported as indirectly owned through the entities effecting such distributions.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC , or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III.

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:30 UTC
Barnds Thomas10% owner
OtherClass B Common Stock · Derivative 295,905 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357355 · ownership.xml · derivative · entry 12

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II, LP

Disclosed balance after: 0

Underlying: Class A Common Stock · 295,905 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC , or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III.

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

Read SEC document
August 17, 2026 Filed Aug 20, 2026 00:30 UTC
Barnds Thomas10% owner
OtherClass B Common Stock · Derivative 25,100 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357355 · ownership.xml · derivative · entry 11

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II Strategic Fund, LP

Disclosed balance after: 0

Underlying: Class A Common Stock · 25,100 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC , or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III.

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

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August 17, 2026 Filed Aug 20, 2026 00:30 UTC
Barnds Thomas10% owner
OtherClass B Common Stock · Derivative 332,973 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357355 · ownership.xml · derivative · entry 10

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners III, LP

Disclosed balance after: 416,038

Underlying: Class A Common Stock · 332,973 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC , or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III.

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

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August 17, 2026 Filed Aug 20, 2026 00:30 UTC
Barnds Thomas10% owner
OtherClass B Common Stock · Derivative 395,930 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357355 · ownership.xml · derivative · entry 9

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Members Fund, LLC

Disclosed balance after: 607,124

Underlying: Class A Common Stock · 395,930 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC , or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III.

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

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August 17, 2026 Filed Aug 20, 2026 00:30 UTC
Barnds Thomas10% owner
OtherClass B Common Stock · Derivative 7,909,574 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357355 · ownership.xml · derivative · entry 8

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Capital Partners CV III, LP

Disclosed balance after: 9,882,743

Underlying: Class A Common Stock · 7,909,574 shares

Expires not disclosed

F1 · derivative.exercise_price: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F1 · derivative.exercise_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F1 · derivative.expiration_date: Class B Common Stock is convertible at any time, at the holder's election and automatically in connection with certain transfers and upon certain other events, into an equal number of shares of Class A Common Stock and has no expiration date.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC , or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III.

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

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August 17, 2026 Filed Aug 20, 2026 00:30 UTC
Barnds Thomas10% owner
OtherClass A Common Stock 3,168 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357355 · ownership.xml · nonDerivative · entry 2

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II Strategic Fund, LP

Disclosed balance after: 0

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC , or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III.

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

F5 · ownership.nature: Includes 538,415 shares received from certain of the other reporting persons in the distribution described in footnote 2. Such shares were previously reported as indirectly owned through the entities effecting such distributions.

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August 17, 2026 Filed Aug 20, 2026 00:30 UTC
Barnds Thomas10% owner
OtherClass A Common Stock 37,350 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-357355 · ownership.xml · nonDerivative · entry 1

Barnds Thomas · CIK 0001474980 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Accel-KKR Growth Capital Partners II, LP

Disclosed balance after: 0

F2 · kind: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F2 · price: In-kind pro rata distribution from the Reporting Person to its partners, without consideration.

F3 · ownership.nature: Accel-KKR Holdings GP, LLC , or Topco GP (for which decision making is controlled by Mr. Palumbo and Mr. Barnds), has voting and investment power over the shares of Common Stock of the Issuer owned by (i) Accel-KKR Capital Partners CV III, LP, or CV III; (ii) Accel-KKR Growth Capital Partners III, LP, or GC III; (iii) Accel-KKR Growth Capital Partners II Strategic Fund, LP, or GC II Strategic; (iv) Accel-KKR Growth Capital Partners II, LP, or GC II; (v) Accel-KKR Members Fund, LLC, or Members Fund; (vi) AKKR Strategic Capital LP, or SC; and (vii) AKKR SC GPI HoldCo LP, or SC GPI. AKKR Fund III Management Company CV, LP, or CV III GP, is the sole general partner of CV III. AKKR Growth Capital Management Company III, LP, or GC III GP, is the sole general partner of GC III.

F4 · ownership.nature: (Continued from footnote 3) AKKR Growth Capital Management Company II, LP, or GC II GP, is the sole general partner of GC II Strategic and GC II. AKKR Strategic Capital GP, or SC GP, is the sole general partner of SC. AKKR Management Company, LLC, or UGP, is the sole managing member of Members Fund and the sole general partner of CV III GP, GC III GP, GC II GP, SC GP and SC GPI. Topco GP, is the sole managing member of UGP. AKKR Fund II Management Company, LP, or the Management Company, is the sole management company of each of the Accel-KKR Funds, and UGP is the general partner of the Management Company. Each of the Reporting Persons disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein. Each of the foregoing entities and Mr. Palumbo have separately filed Form 4s reporting their interests.

F5 · ownership.nature: Includes 538,415 shares received from certain of the other reporting persons in the distribution described in footnote 2. Such shares were previously reported as indirectly owned through the entities effecting such distributions.

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August 15, 2026 Filed Aug 18, 2026 22:13 UTC
Sharma DushyantDirector · Chairman, President and CEO · 10% owner
Tax withholdingClass A Common Stock 27,054 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-355791 · ownership.xml · nonDerivative · entry 1

Sharma Dushyant · CIK 0001863304 · Director · Chairman, President and CEO · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,444,357

F1 · kind: This Form 4 reports the withholding of shares by the issuer to cover tax withholding obligations in connection with the vesting of restricted stock units under the issuer's 2021 Equity Incentive Plan.

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August 15, 2026 Filed Aug 18, 2026 22:09 UTC
Portocalis Gerasimos (Jerry)Chief Commercial Officer
Tax withholdingClass A Common Stock 5,704 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-355785 · ownership.xml · nonDerivative · entry 1

Portocalis Gerasimos (Jerry) · CIK 0001863390 · Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 744,652

F1 · kind: This Form 4 reports the withholding of shares by the issuer to cover tax withholding obligations in connection with the vesting of restricted stock units under the issuer's 2021 Equity Incentive Plan.

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August 15, 2026 Filed Aug 18, 2026 22:11 UTC
Kalra SanjaySVP and CFO
Tax withholdingClass A Common Stock 21,338 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-355788 · ownership.xml · nonDerivative · entry 1

Kalra Sanjay · CIK 0001504670 · SVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 484,259

F1 · kind: This Form 4 reports the withholding of shares by the issuer to cover tax withholding obligations in connection with the vesting of restricted stock units under the issuer's 2021 Equity Incentive Plan.

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August 05, 2026 Filed Aug 6, 2026 23:14 UTC
Kalra SanjaySVP and CFO
SaleClass A Common Stock 100 $43.02 $4,302.00
Disclosure

SEC source: 0001193125-26-338679 · ownership.xml · nonDerivative · entry 5

Kalra Sanjay · CIK 0001504670 · SVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 505,597

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan established by the reporting person on March 11, 2026.

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August 05, 2026 Filed Aug 6, 2026 23:14 UTC
Kalra SanjaySVP and CFO
SaleClass A Common Stock 2,809 $40.16 $112,799.05
Disclosure

SEC source: 0001193125-26-338679 · ownership.xml · nonDerivative · entry 4

Kalra Sanjay · CIK 0001504670 · SVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 505,697

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan established by the reporting person on March 11, 2026.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.00 to $40.87, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, 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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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.