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908 Devices Inc.

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Tapewire entity
5564
SEC CIK
0001555279
Parsed reports
279

Last 12 months

Inside the activity.

0 purchase rows · 59 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202500
Jan 202600
Feb 202602
Mar 202602
Apr 202606
May 2026013
Jun 2026012
Jul 202602
Aug 2026013
Sep 202607
Oct 202602

Latest available

Insider transactions

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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
October 07, 2026 Filed Oct 9, 2026 20:15 UTC Exercise / conversionStock Option (option to buy) · Derivative 60,000 $0.00 Strike: $1.75 $0.00
Disclosure

SEC source: 0001836988-26-000027 · form4-10092026_041001.xml · derivative · entry 3

Brown Christopher D. · CIK 0001836988 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 54,318

Underlying: Common Stock · 60,000 shares

Expires 2027-06-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: The shares underlying the option are fully vested and immediately exercisable.

Read SEC document
October 07, 2026 Filed Oct 9, 2026 20:15 UTC Exercise / conversionCommon Stock 60,000 $1.75 $105,000.00
Disclosure

SEC source: 0001836988-26-000027 · form4-10092026_041001.xml · nonDerivative · entry 2

Brown Christopher D. · CIK 0001836988 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 805,559

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
October 07, 2026 Filed Oct 9, 2026 20:15 UTC SaleCommon Stock 30,000 $11.89 $356,700.00
Disclosure

SEC source: 0001836988-26-000027 · form4-10092026_041001.xml · nonDerivative · entry 1

Brown Christopher D. · CIK 0001836988 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 745,559

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 24, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.75 to $12.12 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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October 06, 2026 Filed Oct 8, 2026 20:43 UTC
Griffith Joseph H. IVChief Financial Officer
SaleCommon Stock 5,000 $13.03 $65,150.00
Disclosure

SEC source: 0001431531-26-000009 · form4-10082026_081024.xml · nonDerivative · entry 1

Griffith Joseph H. IV · CIK 0001431531 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 116,497

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 26, 2026.

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September 29, 2026 Filed Oct 2, 2026 01:02 UTC SaleCommon Stock 18,000 $11.52 $207,322.20
Disclosure

SEC source: 0001535264-26-000054 · primary_doc.xml · nonDerivative · entry 1

AWM Investment Company, Inc. · CIK 0001535264 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership

Disclosed balance after: 4,736,773

F2 · shares: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,962,485 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 560,026 Shares held by CAY, 198,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · shares: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F1 · price: This is a weighted average price.

F2 · balance_after: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,962,485 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 560,026 Shares held by CAY, 198,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · balance_after: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.direct: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,962,485 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 560,026 Shares held by CAY, 198,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · ownership.direct: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.nature: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,962,485 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 560,026 Shares held by CAY, 198,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · ownership.nature: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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September 24, 2026 Filed Sep 25, 2026 20:19 UTC SaleCommon Stock 24,000 $11.36 $272,625.60
Disclosure

SEC source: 0001535264-26-000053 · primary_doc.xml · nonDerivative · entry 2

AWM Investment Company, Inc. · CIK 0001535264 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership

Disclosed balance after: 4,754,773

F2 · shares: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,962,485 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 560,026 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · shares: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F1 · price: This is a weighted average price.

F2 · balance_after: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,962,485 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 560,026 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · balance_after: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.direct: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,962,485 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 560,026 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · ownership.direct: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.nature: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,962,485 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 560,026 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · ownership.nature: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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September 23, 2026 Filed Sep 25, 2026 20:19 UTC SaleCommon Stock 1,000 $11.25 $11,250.00
Disclosure

SEC source: 0001535264-26-000053 · primary_doc.xml · nonDerivative · entry 1

AWM Investment Company, Inc. · CIK 0001535264 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnershp

Disclosed balance after: 4,755,773

F1 · price: This is a weighted average price.

Read SEC document
September 17, 2026 Filed Sep 17, 2026 21:27 UTC
Kenneweg JohnSVP, Sales & Product Marketing
Exercise / conversionStock Option (right to buy) · Derivative 5,257 $0.00 Strike: $0.96 $0.00
Disclosure

SEC source: 0001836876-26-000011 · form4-09172026_090941.xml · derivative · entry 9

Kenneweg John · CIK 0001836876 · SVP, Sales & Product Marketing

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,257 shares

Expires 2026-12-02

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2026.

F4 · derivative.exercise_date: The shares underlying the option are fully vested and immediately exercisable.

Read SEC document
September 17, 2026 Filed Sep 17, 2026 21:27 UTC
Kenneweg JohnSVP, Sales & Product Marketing
SaleCommon Stock 5,257 $10.22 $53,726.54
Disclosure

SEC source: 0001836876-26-000011 · form4-09172026_090941.xml · nonDerivative · entry 6

Kenneweg John · CIK 0001836876 · SVP, Sales & Product Marketing

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 57,784

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2026.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.13 to $10.29 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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September 17, 2026 Filed Sep 17, 2026 21:27 UTC
Kenneweg JohnSVP, Sales & Product Marketing
Exercise / conversionCommon Stock 5,257 $0.96 $5,046.72
Disclosure

SEC source: 0001836876-26-000011 · form4-09172026_090941.xml · nonDerivative · entry 5

Kenneweg John · CIK 0001836876 · SVP, Sales & Product Marketing

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 63,041

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2026.

Read SEC document
September 16, 2026 Filed Sep 17, 2026 21:27 UTC
Kenneweg JohnSVP, Sales & Product Marketing
Exercise / conversionStock Option (right to buy) · Derivative 21,399 $0.00 Strike: $0.96 $0.00
Disclosure

SEC source: 0001836876-26-000011 · form4-09172026_090941.xml · derivative · entry 8

Kenneweg John · CIK 0001836876 · SVP, Sales & Product Marketing

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,257

Underlying: Common Stock · 21,399 shares

Expires 2026-12-02

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2026.

F4 · derivative.exercise_date: The shares underlying the option are fully vested and immediately exercisable.

Read SEC document
September 16, 2026 Filed Sep 17, 2026 21:27 UTC
Kenneweg JohnSVP, Sales & Product Marketing
SaleCommon Stock 21,399 $10.11 $216,343.89
Disclosure

SEC source: 0001836876-26-000011 · form4-09172026_090941.xml · nonDerivative · entry 4

Kenneweg John · CIK 0001836876 · SVP, Sales & Product Marketing

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 57,784

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.00 to $10.32 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.

Read SEC document
September 16, 2026 Filed Sep 17, 2026 21:27 UTC
Kenneweg JohnSVP, Sales & Product Marketing
Exercise / conversionCommon Stock 21,399 $0.96 $20,543.04
Disclosure

SEC source: 0001836876-26-000011 · form4-09172026_090941.xml · nonDerivative · entry 3

Kenneweg John · CIK 0001836876 · SVP, Sales & Product Marketing

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 79,183

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2026.

Read SEC document
September 15, 2026 Filed Sep 17, 2026 21:27 UTC
Kenneweg JohnSVP, Sales & Product Marketing
Exercise / conversionStock Option (right to buy) · Derivative 1,000 $0.00 Strike: $0.96 $0.00
Disclosure

SEC source: 0001836876-26-000011 · form4-09172026_090941.xml · derivative · entry 7

Kenneweg John · CIK 0001836876 · SVP, Sales & Product Marketing

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 26,656

Underlying: Common Stock · 1,000 shares

Expires 2026-12-02

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2026.

F4 · derivative.exercise_date: The shares underlying the option are fully vested and immediately exercisable.

Read SEC document
September 15, 2026 Filed Sep 17, 2026 21:27 UTC
Kenneweg JohnSVP, Sales & Product Marketing
SaleCommon Stock 1,000 $10.00 $10,000.00
Disclosure

SEC source: 0001836876-26-000011 · form4-09172026_090941.xml · nonDerivative · entry 2

Kenneweg John · CIK 0001836876 · SVP, Sales & Product Marketing

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 57,784

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2026.

Read SEC document
September 15, 2026 Filed Sep 17, 2026 21:27 UTC
Kenneweg JohnSVP, Sales & Product Marketing
Exercise / conversionCommon Stock 1,000 $0.96 $960.00
Disclosure

SEC source: 0001836876-26-000011 · form4-09172026_090941.xml · nonDerivative · entry 1

Kenneweg John · CIK 0001836876 · SVP, Sales & Product Marketing

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 58,784

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2026.

Read SEC document
September 02, 2026 Filed Sep 4, 2026 20:15 UTC SaleCommon Stock 30,000 $10.58 $317,400.00
Disclosure

SEC source: 0001836988-26-000025 · form4-09042026_080942.xml · nonDerivative · entry 1

Brown Christopher D. · CIK 0001836988 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 775,559

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 24, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.33 to $10.97 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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August 25, 2026 Filed Aug 27, 2026 20:55 UTC
Griffith Joseph H. IVChief Financial Officer
SaleCommon Stock 11,459 $10.95 $125,476.05
Disclosure

SEC source: 0001431531-26-000007 · form4-08272026_040801.xml · nonDerivative · entry 1

Griffith Joseph H. IV · CIK 0001431531 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 121,497

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 26, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.65 to $11.03, inclusive. The reporting person undertakes to provide to Issuer, any security holder of 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 ranges set forth in this footnote.

Read SEC document
August 21, 2026 Filed Aug 24, 2026 20:50 UTC SaleCommon Stock 41,578 $10.61 $441,159.21
Disclosure

SEC source: 0001535264-26-000052 · primary_doc.xml · nonDerivative · entry 2

AWM Investment Company, Inc. · CIK 0001535264 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership

Disclosed balance after: 4,779,773

F2 · shares: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,981,785 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 565,726 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · shares: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F1 · price: This is a weighted average price.

F2 · balance_after: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,981,785 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 565,726 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · balance_after: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.direct: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,981,785 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 565,726 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · ownership.direct: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.nature: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 1,981,785 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 565,726 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · ownership.nature: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 20, 2026 Filed Aug 24, 2026 20:50 UTC SaleCommon Stock 8,422 $10.52 $88,638.18
Disclosure

SEC source: 0001535264-26-000052 · primary_doc.xml · nonDerivative · entry 1

AWM Investment Company, Inc. · CIK 0001535264 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership

Disclosed balance after: 4,821,351

F1 · price: This is a weighted average price.

Read SEC document
August 17, 2026 Filed Aug 17, 2026 21:30 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 20,000 $10.35 $207,000.00
Disclosure

SEC source: 0001836523-26-000013 · form4-08172026_090848.xml · nonDerivative · entry 2

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 555,968

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.08 to $10.45 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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August 13, 2026 Filed Aug 17, 2026 21:30 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 7,622 $10.06 $76,677.32
Disclosure

SEC source: 0001836523-26-000013 · form4-08172026_090848.xml · nonDerivative · entry 1

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 575,968

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.05 to $10.12 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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August 12, 2026 Filed Aug 12, 2026 21:05 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 2,747 $10.07 $27,662.29
Disclosure

SEC source: 0001836523-26-000011 · form4-08122026_050801.xml · nonDerivative · entry 4

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 583,590

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.05 to $10.25 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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August 11, 2026 Filed Aug 12, 2026 21:05 UTC SaleCommon Stock 8,358 $9.23 $77,144.34
Disclosure

SEC source: 0001836988-26-000023 · form4-08122026_050808.xml · nonDerivative · entry 2

Brown Christopher D. · CIK 0001836988 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 805,559

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 24, 2025.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.06 to $9.36 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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August 11, 2026 Filed Aug 12, 2026 21:05 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 30,170 $10.16 $306,527.20
Disclosure

SEC source: 0001836523-26-000011 · form4-08122026_050801.xml · nonDerivative · entry 3

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 586,337

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.08 to $10.34 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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August 11, 2026 Filed Aug 12, 2026 21:05 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 115,748 $9.83 $1,137,802.84
Disclosure

SEC source: 0001836523-26-000011 · form4-08122026_050801.xml · nonDerivative · entry 2

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 616,507

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.08 to $10.0745 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.

Read SEC document
August 10, 2026 Filed Aug 12, 2026 21:05 UTC SaleCommon Stock 9,442 $9.03 $85,261.26
Disclosure

SEC source: 0001836988-26-000023 · form4-08122026_050808.xml · nonDerivative · entry 1

Brown Christopher D. · CIK 0001836988 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 813,917

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 24, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.00 to $9.08 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.

Read SEC document
August 10, 2026 Filed Aug 12, 2026 21:05 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 348 $9.06 $3,152.88
Disclosure

SEC source: 0001836523-26-000011 · form4-08122026_050801.xml · nonDerivative · entry 1

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 732,255

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.05 to $9.08 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.

Read SEC document
August 05, 2026 Filed Aug 7, 2026 20:50 UTC SaleCommon Stock 20,000 $8.49 $169,800.00
Disclosure

SEC source: 0001836988-26-000021 · form4-08072026_080825.xml · nonDerivative · entry 1

Brown Christopher D. · CIK 0001836988 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 823,359

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 24, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.35 to $8.595 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.

Read SEC document
August 04, 2026 Filed Aug 6, 2026 20:26 UTC SaleCommon Stock 50,000 $8.36 $417,765.00
Disclosure

SEC source: 0001535264-26-000041 · primary_doc.xml · nonDerivative · entry 1

AWM Investment Company, Inc. · CIK 0001535264 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnership

Disclosed balance after: 4,829,773

F2 · shares: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 2,020,434 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 577,077 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · shares: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F1 · price: This is a weighted average price.

F2 · balance_after: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 2,020,434 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 577,077 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · balance_after: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.direct: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 2,020,434 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 577,077 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · ownership.direct: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.nature: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 2,020,434 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 577,077 Shares held by CAY, 216,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · ownership.nature: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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August 01, 2026 Filed Aug 3, 2026 20:15 UTC Exercise / conversionRestricted Stock Unit · Derivative 5,192 $0.00 $0.00
Disclosure

SEC source: 0002081945-26-000005 · form4-08032026_040801.xml · derivative · entry 2

Vann Brandi C · CIK 0002081945 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,385

Underlying: Common Stock · 5,192 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested.

F2 · derivative.exercise_date: The RSUs become vested in substantially equal annual installments over the 3 years following August 1, 2025, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.

F3 · derivative.expiration_date: The RSUs become vested in substantially equal annual installments over the 3 years following August 1, 2025, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.

Read SEC document
August 01, 2026 Filed Aug 3, 2026 20:15 UTC Exercise / conversionCommon Stock 5,192 Not disclosed Not disclosed
Disclosure

SEC source: 0002081945-26-000005 · form4-08032026_040801.xml · nonDerivative · entry 1

Vann Brandi C · CIK 0002081945 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,192

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested.

Read SEC document
July 02, 2026 Filed Jul 7, 2026 20:45 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 222 $9.07 $2,013.54
Disclosure

SEC source: 0001836523-26-000009 · form4-07072026_040703.xml · nonDerivative · entry 1

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 732,603

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.062 to $9.07 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.

Read SEC document
July 02, 2026 Filed Jul 7, 2026 20:45 UTC SaleCommon Stock 2,200 $9.02 $19,844.00
Disclosure

SEC source: 0001836988-26-000019 · form4-07072026_040701.xml · nonDerivative · entry 1

Brown Christopher D. · CIK 0001836988 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 843,359

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 24, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.00 to $9.07 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.

Read SEC document
June 30, 2026 Filed Jul 2, 2026 20:15 UTC SaleCommon Stock 20,000 $8.84 $176,800.00
Disclosure

SEC source: 0001836988-26-000017 · form4-07022026_040710.xml · nonDerivative · entry 1

Brown Christopher D. · CIK 0001836988 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 845,559

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 24, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.61 to $8.95 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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June 26, 2026 Filed Jun 30, 2026 21:10 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 2,798 $9.09 $25,433.82
Disclosure

SEC source: 0001836523-26-000007 · form4-06302026_090609.xml · nonDerivative · entry 1

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 732,825

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.05 to $9.20 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 ranges set forth in footnotes (2), (3) and (4).

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June 25, 2026 Filed Jun 25, 2026 20:15 UTC Exercise / conversionRestricted Stock Units · Derivative 6,486 $0.00 $0.00
Disclosure

SEC source: 0002027457-26-000005 · form4-06252026_040601.xml · derivative · entry 2

Leonhart Michele M. · CIK 0002027457 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,485

Underlying: Common Stock · 6,486 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested.

F2 · derivative.exercise_date: The RSUs become vested in substantially equal annual installments over the 3 years following June 25, 2024, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.

F2 · derivative.expiration_date: The RSUs become vested in substantially equal annual installments over the 3 years following June 25, 2024, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.

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June 25, 2026 Filed Jun 25, 2026 20:15 UTC Exercise / conversionCommon Stock 6,486 Not disclosed Not disclosed
Disclosure

SEC source: 0002027457-26-000005 · form4-06252026_040601.xml · nonDerivative · entry 1

Leonhart Michele M. · CIK 0002027457 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,054

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested.

Read SEC document
June 25, 2026 Filed Jun 25, 2026 21:15 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 16,388 $9.10 $149,130.80
Disclosure

SEC source: 0001836523-26-000005 · form4-06252026_050601.xml · nonDerivative · entry 3

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 735,623

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.05 to $9.19 inclusive.

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June 24, 2026 Filed Jun 25, 2026 21:15 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 40,535 $9.14 $370,489.90
Disclosure

SEC source: 0001836523-26-000005 · form4-06252026_050601.xml · nonDerivative · entry 2

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 752,011

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.05 to $9.24 inclusive.

Read SEC document
June 23, 2026 Filed Jun 24, 2026 20:26 UTC SaleCommon Stock 3,050 $9.00 $27,462.51
Disclosure

SEC source: 0001535264-26-000036 · primary_doc.xml · nonDerivative · entry 2

AWM Investment Company, Inc. · CIK 0001535264 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnerships

Disclosed balance after: 4,879,773

F1 · price: This is a weighted average price.

F2 · balance_after: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 2,020,434 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 577,077 Shares held by CAY, 266,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · balance_after: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.direct: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 2,020,434 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 577,077 Shares held by CAY, 266,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · ownership.direct: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.nature: AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (SSFQP), Special Situations Cayman Fund, L.P. (CAY), Special Situations Private Equity Fund, L.P. (SSPE), Special Situations Technology Fund, L.P. (TECH) and Special Situations Technology Fund II, L.P. (TECH II and together with SSFQP, CAY, SSPE and TECH, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 2,020,434 shares of Common Stock of the Issuer (the Shares) held by SSFQP, 577,077 Shares held by CAY, 266,802 Shares held by SSPE, 338,137 Shares held by TECH and 1,677,323 Shares held by TECH II.

F3 · ownership.nature: David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
June 23, 2026 Filed Jun 25, 2026 21:15 UTC SaleCommon Stock 9,900 $9.04 $89,496.00
Disclosure

SEC source: 0001836988-26-000015 · form4-06252026_050603.xml · nonDerivative · entry 1

Brown Christopher D. · CIK 0001836988 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 865,559

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 24, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.00 to $9.08 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.

Read SEC document
June 23, 2026 Filed Jun 25, 2026 21:15 UTC
Knopp Kevin J.Director · President and CEO
SaleCommon Stock 3,422 $9.06 $31,003.32
Disclosure

SEC source: 0001836523-26-000005 · form4-06252026_050601.xml · nonDerivative · entry 1

Knopp Kevin J. · CIK 0001836523 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 792,546

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.05 to $9.08 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 ranges set forth in footnotes (2), (3) and (4).

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June 22, 2026 Filed Jun 24, 2026 20:26 UTC SaleCommon Stock 4,668 $8.99 $41,965.32
Disclosure

SEC source: 0001535264-26-000036 · primary_doc.xml · nonDerivative · entry 1

AWM Investment Company, Inc. · CIK 0001535264 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Limited Partnerships

Disclosed balance after: 4,882,823

F1 · price: This is a weighted average price.

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June 11, 2026 Filed Jun 12, 2026 20:52 UTC GrantStock Option (option to buy) · Derivative 6,209 $0.00 Strike: $8.22 $0.00
Disclosure

SEC source: 0002081945-26-000003 · form4-06122026_080648.xml · derivative · entry 2

Vann Brandi C · CIK 0002081945 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,209

Underlying: Common Stock · 6,209 shares

Expires 2036-06-10

F3 · derivative.exercise_date: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following June 11, 2026, subject to the reporting person's continued service through the applicable vesting date.

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June 11, 2026 Filed Jun 12, 2026 20:52 UTC GrantRestricted Stock Units · Derivative 13,656 $0.00 $0.00
Disclosure

SEC source: 0002081945-26-000003 · form4-06122026_080648.xml · derivative · entry 1

Vann Brandi C · CIK 0002081945 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,656

Underlying: Common Stock · 13,656 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested.

F2 · derivative.exercise_date: The RSUs become fully vested on June 11, 2027 or the day prior to the 2027 Annual Meeting of the Stockholders of 908 Devices Inc., whichever occurs first, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.

F2 · derivative.expiration_date: The RSUs become fully vested on June 11, 2027 or the day prior to the 2027 Annual Meeting of the Stockholders of 908 Devices Inc., whichever occurs first, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.

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June 11, 2026 Filed Jun 12, 2026 20:51 UTC GrantStock Option (option to buy) · Derivative 6,209 $0.00 Strike: $8.22 $0.00
Disclosure

SEC source: 0002027457-26-000003 · form4-06122026_080631.xml · derivative · entry 4

Leonhart Michele M. · CIK 0002027457 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,209

Underlying: Common Stock · 6,209 shares

Expires 2036-06-10

F4 · derivative.exercise_date: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following June 11, 2026, subject to the reporting person's continued service through the applicable vesting date.

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June 11, 2026 Filed Jun 12, 2026 20:51 UTC GrantRestricted Stock Units · Derivative 13,656 $0.00 $0.00
Disclosure

SEC source: 0002027457-26-000003 · form4-06122026_080631.xml · derivative · entry 3

Leonhart Michele M. · CIK 0002027457 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,656

Underlying: Common Stock · 13,656 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested.

F3 · derivative.exercise_date: The RSUs become fully vested on June 11, 2027 or the day prior to the 2027 Annual Meeting of the Stockholders of 908 Devices Inc., whichever occurs first, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.

F3 · derivative.expiration_date: The RSUs become fully vested on June 11, 2027 or the day prior to the 2027 Annual Meeting of the Stockholders of 908 Devices Inc., whichever occurs first, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.

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June 11, 2026 Filed Jun 12, 2026 20:47 UTC
ELOI FENEL MDirector
GrantStock Option (option to buy) · Derivative 6,209 $0.00 Strike: $8.22 $0.00
Disclosure

SEC source: 0001237190-26-000002 · form4-06122026_080624.xml · derivative · entry 4

ELOI FENEL M · CIK 0001237190 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,209

Underlying: Common Stock · 6,209 shares

Expires 2036-06-10

F4 · derivative.exercise_date: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following June 11, 2026, subject to the reporting person's continued service through the applicable vesting date.

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June 11, 2026 Filed Jun 12, 2026 20:47 UTC
ELOI FENEL MDirector
GrantRestricted Stock Units · Derivative 13,656 $0.00 $0.00
Disclosure

SEC source: 0001237190-26-000002 · form4-06122026_080624.xml · derivative · entry 3

ELOI FENEL M · CIK 0001237190 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,656

Underlying: Common Stock · 13,656 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested.

F3 · derivative.exercise_date: The RSUs become fully vested on June 11, 2027 or the day prior to the 2027 Annual Meeting of the Stockholders of 908 Devices Inc., whichever occurs first, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.

F3 · derivative.expiration_date: The RSUs become fully vested on June 11, 2027 or the day prior to the 2027 Annual Meeting of the Stockholders of 908 Devices Inc., whichever occurs first, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.

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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.