SI

SEC source: 0001731414-26-000002 · wk-form4_1770154997.xml · derivative · entry 1

Points Jeffrey S. · CIK 0001731414 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 126,357

Underlying: Common Stock · 126,357 shares

Expires 2033-01-30

F1 · derivative.exercise_date: The stock option vests as to one-fourth of the underlying shares on March 1st each year, beginning on March 1, 2027.

SEC source: 0002071751-26-000002 · wk-form4_1770154773.xml · derivative · entry 1

Blue David Lawrence · CIK 0002071751 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,450

Underlying: Common Stock · 88,450 shares

Expires 2033-01-30

F1 · derivative.exercise_date: The stock option vests as to one-fourth of the underlying shares on March 1st each year, beginning on March 1, 2027.

SEC source: 0002070664-26-000002 · wk-form4_1770154525.xml · derivative · entry 1

Ball Robert Joseph · CIK 0002070664 · Director · CEO & Executive Chairman

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 265,351

Underlying: Common Stock · 265,351 shares

Expires 2033-01-30

F1 · derivative.exercise_date: The stock option vests as to one-fourth of the underlying shares on March 1st each year, beginning on March 1, 2027.

SEC source: 0002070582-26-000002 · wk-form4_1770154283.xml · derivative · entry 1

Ahearn Matthew Fraser · CIK 0002070582 · Director · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,450

Underlying: Common Stock · 88,450 shares

Expires 2033-01-30

F1 · derivative.exercise_date: The stock option vests as to one-fourth of the underlying shares on March 1st each year, beginning on March 1, 2027.

SEC source: 0001731414-26-000001 · wk-form4_1767909947.xml · nonDerivative · entry 1

Points Jeffrey S. · CIK 0001731414 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,521

F1 · kind: The Reporting Person is voluntarily reporting the acquisition of shares under the Issuer's 2025 Employee Stock Purchase Plan ("ESPP") .

F2 · price: In accordance with the ESPP, these shares were purchased at a price equal to 85% of the closing price of the Issuer's common stock on December 31, 2025.

SEC source: 0002071751-26-000001 · wk-form4_1767909694.xml · nonDerivative · entry 1

Blue David Lawrence · CIK 0002071751 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 139,372

F1 · kind: The Reporting Person is voluntarily reporting the acquisition of shares under the Issuer's 2025 Employee Stock Purchase Plan ("ESPP") .

F2 · price: In accordance with the ESPP, these shares were purchased at a price equal to 85% of the closing price of the Issuer's common stock on December 31, 2025.

SEC source: 0002070664-26-000001 · wk-form4_1767909450.xml · nonDerivative · entry 1

Ball Robert Joseph · CIK 0002070664 · Director · CEO & Executive Chairman

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,118

F1 · kind: The Reporting Person is voluntarily reporting the acquisition of shares under the Issuer's 2025 Employee Stock Purchase Plan ("ESPP") .

F2 · price: In accordance with the ESPP, these shares were purchased at a price equal to 85% of the closing price of the Issuer's common stock on December 31, 2025.

SEC source: 0002070582-26-000001 · wk-form4_1767909157.xml · nonDerivative · entry 1

Ahearn Matthew Fraser · CIK 0002070582 · Director · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 215,856

F1 · kind: The Reporting Person is voluntarily reporting the acquisition of shares under the Issuer's 2025 Employee Stock Purchase Plan ("ESPP") .

F2 · price: In accordance with the ESPP, these shares were purchased at a price equal to 85% of the closing price of the Issuer's common stock on December 31, 2025.

SEC source: 0001628280-25-057080 · wk-form4_1765835818.xml · nonDerivative · entry 2

Points Jeffrey S. · CIK 0001731414 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,445

SEC source: 0001628280-25-057067 · wk-form4_1765835502.xml · nonDerivative · entry 2

Ball Robert Joseph · CIK 0002070664 · Director · CEO & Executive Chairman

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 118,457

F2 · price: The price reported in Column 4 is a weighted average purchase price. The shares of Common Stock were purchased in multiple transactions at prices ranging from $14.60 to $15.26, inclusive. The Reporting Person undertakes to provide upon request by the staff of the Securities & Exchange Commission, the Issuer or any security holder of the Issuer, full information regarding the number of shares of Common Stock purchased at each separate price within the range set forth herein.

SEC source: 0001628280-25-057080 · wk-form4_1765835818.xml · nonDerivative · entry 1

Points Jeffrey S. · CIK 0001731414 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,440

SEC source: 0001628280-25-057067 · wk-form4_1765835502.xml · nonDerivative · entry 1

Ball Robert Joseph · CIK 0002070664 · Director · CEO & Executive Chairman

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 114,557

F1 · price: The price reported in Column 4 is a weighted average purchase price. The shares of Common Stock were purchased in multiple transactions at prices ranging from $14.56 to $15.16, inclusive. The Reporting Person undertakes to provide upon request by the staff of the Securities & Exchange Commission, the Issuer or any security holder of the Issuer, full information regarding the number of shares of Common Stock purchased at each separate price within the range set forth herein.

SEC source: 0001493152-25-013488 · ownership.xml · nonDerivative · entry 2

Points Jeffrey S. · CIK 0001731414 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,445

SEC source: 0001493152-25-013483 · ownership.xml · derivative · entry 4

Blue David Lawrence · CIK 0002071751 · SEE REMARKS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,271

Underlying: Common Stock · 15,778 shares

Expires 2033-05-09

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.

F2 · derivative.exercise_date: The stock option vested as to one-fourth of the underlying shares on April 19, 2024, and the remaining shares vest in 36 equal increments on the last day of each calendar month thereafter.

SEC source: 0001493152-25-013483 · ownership.xml · derivative · entry 3

Blue David Lawrence · CIK 0002071751 · SEE REMARKS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 78,616 shares

Expires 2030-12-16

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_date: The stock option is fully vested and currently exercisable.

SEC source: 0001493152-25-013483 · ownership.xml · nonDerivative · entry 2

Blue David Lawrence · CIK 0002071751 · SEE REMARKS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 138,331

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.

SEC source: 0001493152-25-013483 · ownership.xml · nonDerivative · entry 1

Blue David Lawrence · CIK 0002071751 · SEE REMARKS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 122,553

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.

SEC source: 0001493152-25-013475 · ownership.xml · nonDerivative · entry 2

Ball Robert Joseph · CIK 0002070664 · Director · CEO & EXECUTIVE CHAIRMAN

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 111,259

F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $14.9196 to $15.815. The Reporting Person undertakes to provide 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 purchased at each separate price within the range set forth in this footnote.

SEC source: 0001493152-25-013488 · ownership.xml · derivative · entry 4

Points Jeffrey S. · CIK 0001731414 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,267

Underlying: Common Stock · 13,264 shares

Expires 2033-11-16

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_date: The stock option vests in 31 equal increments on the last day of each calendar month beginning on March 31, 2025.

SEC source: 0001493152-25-013488 · ownership.xml · nonDerivative · entry 1

Points Jeffrey S. · CIK 0001731414 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,845

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.

SEC source: 0001493152-25-013475 · ownership.xml · nonDerivative · entry 1

Ball Robert Joseph · CIK 0002070664 · Director · CEO & EXECUTIVE CHAIRMAN

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,259

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $14.8096 to $15.00. The Reporting Person undertakes to provide 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 purchased at each separate price within the range set forth in this footnote.

SEC source: 0001493152-25-013467 · ownership.xml · derivative · entry 6

Ahearn Matthew Fraser · CIK 0002070582 · Director · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,285

Underlying: Common Stock · 16,443 shares

Expires 2033-05-09

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.

F2 · derivative.exercise_date: The stock option vested as to one-fourth of the underlying shares on April 19, 2024, and the remaining shares vest in 36 equal increments on the last day of each calendar month thereafter.

SEC source: 0001493152-25-013467 · ownership.xml · derivative · entry 5

Ahearn Matthew Fraser · CIK 0002070582 · Director · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 78,616 shares

Expires 2030-12-16

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_date: The stock option is fully vested and currently exercisable.

SEC source: 0001493152-25-013467 · ownership.xml · derivative · entry 4

Ahearn Matthew Fraser · CIK 0002070582 · Director · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,286 shares

Expires 2027-10-23

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_date: The stock option is fully vested and currently exercisable.

SEC source: 0001493152-25-013467 · ownership.xml · nonDerivative · entry 3

Ahearn Matthew Fraser · CIK 0002070582 · Director · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 215,379

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.

SEC source: 0001493152-25-013467 · ownership.xml · nonDerivative · entry 2

Ahearn Matthew Fraser · CIK 0002070582 · Director · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 198,936

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.

SEC source: 0001493152-25-013467 · ownership.xml · nonDerivative · entry 1

Ahearn Matthew Fraser · CIK 0002070582 · Director · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,320

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.

SEC source: 0001641172-25-022247 · ownership.xml · derivative · entry 4

LSV Associates II, LLC · CIK 0001818388 · Former 10% Owner

Lightstone Ventures II, L.P. · CIK 0001699565 · Former 10% Owner

Lightstone Ventures II (A), L.P. · CIK 0001706610 · Former 10% Owner

Plain Henry A JR · CIK 0001384286 · Former 10% Owner

George Jean · CIK 0001291804 · Former 10% Owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 521,499 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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: LSV Associates II, LLC is the general partner of Lightstone Ventures II, L.P. ("LSV II") and Lightstone Ventures II (A), L.P. ("LSV II (A)") and has sole voting and dispositive power with respect to the shares held by LSV II and LSV II (A). The reporting person is a managing director of LSV Associates II, LLC, and shares voting and dispositive power with respect to the shares held of record by LSV II and LSV II (A). Jean George, Michael A. Carusi and Henry A. Plain, Jr. are the managing directors of LSV Associates II, LLC, and share voting and dispositive power with respect to the shares held of record by LSV II and LSV II (A). Mr. Carusi is a director of the Issuer and files separate Section 16 reports. Each of the reporting persons disclaims beneficial ownership of such shares except to the extent of his, her or its respective pecuniary interest therein.

F4 · ownership.nature: Consists of (i) 1,036,638 shares of Common Stock underlying Series C Preferred Stock and 492,833 shares of Common Stock underlying Series D Preferred Stock held by LSV II; and (ii) 60,333 shares of Common Stock underlying Series C Preferred Stock and 28,666 shares of Common Stock underlying Series D Preferred Stock held by LSV II (A).

SEC source: 0001641172-25-022247 · ownership.xml · derivative · entry 3

LSV Associates II, LLC · CIK 0001818388 · Former 10% Owner

Lightstone Ventures II, L.P. · CIK 0001699565 · Former 10% Owner

Lightstone Ventures II (A), L.P. · CIK 0001706610 · Former 10% Owner

Plain Henry A JR · CIK 0001384286 · Former 10% Owner

George Jean · CIK 0001291804 · Former 10% Owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 1,096,971 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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: LSV Associates II, LLC is the general partner of Lightstone Ventures II, L.P. ("LSV II") and Lightstone Ventures II (A), L.P. ("LSV II (A)") and has sole voting and dispositive power with respect to the shares held by LSV II and LSV II (A). The reporting person is a managing director of LSV Associates II, LLC, and shares voting and dispositive power with respect to the shares held of record by LSV II and LSV II (A). Jean George, Michael A. Carusi and Henry A. Plain, Jr. are the managing directors of LSV Associates II, LLC, and share voting and dispositive power with respect to the shares held of record by LSV II and LSV II (A). Mr. Carusi is a director of the Issuer and files separate Section 16 reports. Each of the reporting persons disclaims beneficial ownership of such shares except to the extent of his, her or its respective pecuniary interest therein.

F4 · ownership.nature: Consists of (i) 1,036,638 shares of Common Stock underlying Series C Preferred Stock and 492,833 shares of Common Stock underlying Series D Preferred Stock held by LSV II; and (ii) 60,333 shares of Common Stock underlying Series C Preferred Stock and 28,666 shares of Common Stock underlying Series D Preferred Stock held by LSV II (A).

SEC source: 0001641172-25-022247 · ownership.xml · nonDerivative · entry 2

LSV Associates II, LLC · CIK 0001818388 · Former 10% Owner

Lightstone Ventures II, L.P. · CIK 0001699565 · Former 10% Owner

Lightstone Ventures II (A), L.P. · CIK 0001706610 · Former 10% Owner

Plain Henry A JR · CIK 0001384286 · Former 10% Owner

George Jean · CIK 0001291804 · Former 10% Owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,885,136

F2 · ownership.nature: LSV Associates II, LLC is the general partner of Lightstone Ventures II, L.P. ("LSV II") and Lightstone Ventures II (A), L.P. ("LSV II (A)") and has sole voting and dispositive power with respect to the shares held by LSV II and LSV II (A). The reporting person is a managing director of LSV Associates II, LLC, and shares voting and dispositive power with respect to the shares held of record by LSV II and LSV II (A). Jean George, Michael A. Carusi and Henry A. Plain, Jr. are the managing directors of LSV Associates II, LLC, and share voting and dispositive power with respect to the shares held of record by LSV II and LSV II (A). Mr. Carusi is a director of the Issuer and files separate Section 16 reports. Each of the reporting persons disclaims beneficial ownership of such shares except to the extent of his, her or its respective pecuniary interest therein.

F3 · ownership.nature: Following the transactions reported in this Form 4, (i) 1,781,479 shares of Common Stock are held by LSV II and (ii) 103,657 shares of Common Stock are held by LSV II (A).

SEC source: 0001641172-25-022247 · ownership.xml · nonDerivative · entry 1

LSV Associates II, LLC · CIK 0001818388 · Former 10% Owner

Lightstone Ventures II, L.P. · CIK 0001699565 · Former 10% Owner

Lightstone Ventures II (A), L.P. · CIK 0001706610 · Former 10% Owner

Plain Henry A JR · CIK 0001384286 · Former 10% Owner

George Jean · CIK 0001291804 · Former 10% Owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,618,470

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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: LSV Associates II, LLC is the general partner of Lightstone Ventures II, L.P. ("LSV II") and Lightstone Ventures II (A), L.P. ("LSV II (A)") and has sole voting and dispositive power with respect to the shares held by LSV II and LSV II (A). The reporting person is a managing director of LSV Associates II, LLC, and shares voting and dispositive power with respect to the shares held of record by LSV II and LSV II (A). Jean George, Michael A. Carusi and Henry A. Plain, Jr. are the managing directors of LSV Associates II, LLC, and share voting and dispositive power with respect to the shares held of record by LSV II and LSV II (A). Mr. Carusi is a director of the Issuer and files separate Section 16 reports. Each of the reporting persons disclaims beneficial ownership of such shares except to the extent of his, her or its respective pecuniary interest therein.

F3 · ownership.nature: Following the transactions reported in this Form 4, (i) 1,781,479 shares of Common Stock are held by LSV II and (ii) 103,657 shares of Common Stock are held by LSV II (A).

SEC source: 0001641172-25-022250 · ownership.xml · nonDerivative · entry 1

Points Jeffrey S. · CIK 0001731414 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · By son

Disclosed balance after: 50

SEC source: 0001641172-25-022252 · ownership.xml · derivative · entry 8

Tansey Casey M · CIK 0001474322 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 1,074,652 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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII") is the general partner of U.S. Venture Partners XII, L.P. ("USVP XII") and U.S. Venture Partners XII-A, L.P ("USVP XII-A") and has sole voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. The Reporting Person, Steven M. Krausz, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG XII, and share voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. Presidio Management Group Select Fund I, L.L.C. ("PMG Select") is the general partner of U.S. Venture Partners Select Fund I-A, L.P. ("USVP Select") and has sole voting and dispositive power with respect to the shares held by USVP Select.

F3 · ownership.nature: The Reporting Person, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG Select and share voting and dispositive power with respect to the shares held by USVP Select. Each of the managing members of PMG XII and PMG Select disclaims beneficial ownership of such holdings, except to the extent of their pecuniary interest in the shares.

F5 · ownership.nature: Consists of (i) 1,043,988 shares of Common Stock underlying Series C Preferred Stock, 496,309 shares of Common Stock underlying Series D Preferred Stock and 146,106 shares of Common Stock underlying Series E Preferred Stock held by USVP XII; (ii) 52,983 shares of Common Stock underlying Series C Preferred Stock, 25,189 shares of Common Stock underlying Series D Preferred Stock, and 7,415 shares of Common Stock underlying Series E Preferred Stock held by USVP XII-A; and (iii) 921,131 shares of Common Stock underlying Series E Preferred Stock held by U.S. Venture Partners Select Fund I, L.P. on its own behalf and as a nominee for USVP Select.

SEC source: 0001641172-25-022252 · ownership.xml · derivative · entry 7

Tansey Casey M · CIK 0001474322 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 521,498 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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII") is the general partner of U.S. Venture Partners XII, L.P. ("USVP XII") and U.S. Venture Partners XII-A, L.P ("USVP XII-A") and has sole voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. The Reporting Person, Steven M. Krausz, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG XII, and share voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. Presidio Management Group Select Fund I, L.L.C. ("PMG Select") is the general partner of U.S. Venture Partners Select Fund I-A, L.P. ("USVP Select") and has sole voting and dispositive power with respect to the shares held by USVP Select.

F3 · ownership.nature: The Reporting Person, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG Select and share voting and dispositive power with respect to the shares held by USVP Select. Each of the managing members of PMG XII and PMG Select disclaims beneficial ownership of such holdings, except to the extent of their pecuniary interest in the shares.

F5 · ownership.nature: Consists of (i) 1,043,988 shares of Common Stock underlying Series C Preferred Stock, 496,309 shares of Common Stock underlying Series D Preferred Stock and 146,106 shares of Common Stock underlying Series E Preferred Stock held by USVP XII; (ii) 52,983 shares of Common Stock underlying Series C Preferred Stock, 25,189 shares of Common Stock underlying Series D Preferred Stock, and 7,415 shares of Common Stock underlying Series E Preferred Stock held by USVP XII-A; and (iii) 921,131 shares of Common Stock underlying Series E Preferred Stock held by U.S. Venture Partners Select Fund I, L.P. on its own behalf and as a nominee for USVP Select.

SEC source: 0001641172-25-022252 · ownership.xml · derivative · entry 6

Tansey Casey M · CIK 0001474322 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 1,096,971 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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII") is the general partner of U.S. Venture Partners XII, L.P. ("USVP XII") and U.S. Venture Partners XII-A, L.P ("USVP XII-A") and has sole voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. The Reporting Person, Steven M. Krausz, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG XII, and share voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. Presidio Management Group Select Fund I, L.L.C. ("PMG Select") is the general partner of U.S. Venture Partners Select Fund I-A, L.P. ("USVP Select") and has sole voting and dispositive power with respect to the shares held by USVP Select.

F3 · ownership.nature: The Reporting Person, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG Select and share voting and dispositive power with respect to the shares held by USVP Select. Each of the managing members of PMG XII and PMG Select disclaims beneficial ownership of such holdings, except to the extent of their pecuniary interest in the shares.

F5 · ownership.nature: Consists of (i) 1,043,988 shares of Common Stock underlying Series C Preferred Stock, 496,309 shares of Common Stock underlying Series D Preferred Stock and 146,106 shares of Common Stock underlying Series E Preferred Stock held by USVP XII; (ii) 52,983 shares of Common Stock underlying Series C Preferred Stock, 25,189 shares of Common Stock underlying Series D Preferred Stock, and 7,415 shares of Common Stock underlying Series E Preferred Stock held by USVP XII-A; and (iii) 921,131 shares of Common Stock underlying Series E Preferred Stock held by U.S. Venture Partners Select Fund I, L.P. on its own behalf and as a nominee for USVP Select.

SEC source: 0001641172-25-022252 · ownership.xml · nonDerivative · entry 5

Tansey Casey M · CIK 0001474322 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,666

SEC source: 0001641172-25-022252 · ownership.xml · nonDerivative · entry 4

Tansey Casey M · CIK 0001474322 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,666

F4 · shares: Represents an award of restricted stock units ("RSUs"). The RSUs will vest on the earlier of the date of the annual meeting of stockholders to be held in 2026 or August 1, 2026. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock and has no expiration date.

SEC source: 0001641172-25-022252 · ownership.xml · nonDerivative · entry 3

Tansey Casey M · CIK 0001474322 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By U.S. Venture Partners Select Fund I-A, L.P.

Disclosed balance after: 921,131

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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII") is the general partner of U.S. Venture Partners XII, L.P. ("USVP XII") and U.S. Venture Partners XII-A, L.P ("USVP XII-A") and has sole voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. The Reporting Person, Steven M. Krausz, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG XII, and share voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. Presidio Management Group Select Fund I, L.L.C. ("PMG Select") is the general partner of U.S. Venture Partners Select Fund I-A, L.P. ("USVP Select") and has sole voting and dispositive power with respect to the shares held by USVP Select.

F3 · ownership.nature: The Reporting Person, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG Select and share voting and dispositive power with respect to the shares held by USVP Select. Each of the managing members of PMG XII and PMG Select disclaims beneficial ownership of such holdings, except to the extent of their pecuniary interest in the shares.

SEC source: 0001641172-25-022252 · ownership.xml · nonDerivative · entry 2

Tansey Casey M · CIK 0001474322 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By U.S. Venture Partners XII-A, L.P.

Disclosed balance after: 85,587

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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII") is the general partner of U.S. Venture Partners XII, L.P. ("USVP XII") and U.S. Venture Partners XII-A, L.P ("USVP XII-A") and has sole voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. The Reporting Person, Steven M. Krausz, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG XII, and share voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. Presidio Management Group Select Fund I, L.L.C. ("PMG Select") is the general partner of U.S. Venture Partners Select Fund I-A, L.P. ("USVP Select") and has sole voting and dispositive power with respect to the shares held by USVP Select.

F3 · ownership.nature: The Reporting Person, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG Select and share voting and dispositive power with respect to the shares held by USVP Select. Each of the managing members of PMG XII and PMG Select disclaims beneficial ownership of such holdings, except to the extent of their pecuniary interest in the shares.

SEC source: 0001641172-25-022252 · ownership.xml · nonDerivative · entry 1

Tansey Casey M · CIK 0001474322 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By U.S. Venture Partners XII, L.P.

Disclosed balance after: 1,686,403

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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII") is the general partner of U.S. Venture Partners XII, L.P. ("USVP XII") and U.S. Venture Partners XII-A, L.P ("USVP XII-A") and has sole voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. The Reporting Person, Steven M. Krausz, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG XII, and share voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. Presidio Management Group Select Fund I, L.L.C. ("PMG Select") is the general partner of U.S. Venture Partners Select Fund I-A, L.P. ("USVP Select") and has sole voting and dispositive power with respect to the shares held by USVP Select.

F3 · ownership.nature: The Reporting Person, Richard W. Lewis, Jonathan D. Root and Dafina Toncheva are the managing members of PMG Select and share voting and dispositive power with respect to the shares held by USVP Select. Each of the managing members of PMG XII and PMG Select disclaims beneficial ownership of such holdings, except to the extent of their pecuniary interest in the shares.

SEC source: 0000950170-25-103309 · ownership.xml · derivative · entry 5

Gilde Healthcare Holding B.V. · CIK 0001420106 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 537,326 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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis without payment or further consideration. There was no expiration date for the shares of preferred stock.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis without payment or further consideration. There was no expiration date for the shares of preferred stock.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis without payment or further consideration. There was no expiration date for the shares of preferred stock.

F2 · ownership.nature: Held directly by Cooperatieve Gilde Healthcare V U.A. ("Gilde"). Gilde Healthcare V Management B.V. is the managing director of Gilde and has sole voting and dispositive power with respect to the shares held by Gilde. Gilde Healthcare V Management B.V. is owned by Gilde Healthcare Holding B.V. The managing partners of Gilde Healthcare Holding B.V. are Manapouri B.V. (of which Edwin de Graaf is the owner and managing director) and Martemanshurk B.V. (of which Pieter van der Meer is the owner and managing director). Geoff Pardo is a partner at Gilde and may be deemed to share voting and dispositive power with respect to the shares held of record by Gilde. Mr. Pardo disclaims beneficial ownership of such holdings, except to the extent of his pecuniary interest in the shares.

SEC source: 0000950170-25-103309 · ownership.xml · derivative · entry 4

Gilde Healthcare Holding B.V. · CIK 0001420106 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 1,743,156 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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis without payment or further consideration. There was no expiration date for the shares of preferred stock.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis without payment or further consideration. There was no expiration date for the shares of preferred stock.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis without payment or further consideration. There was no expiration date for the shares of preferred stock.

F2 · ownership.nature: Held directly by Cooperatieve Gilde Healthcare V U.A. ("Gilde"). Gilde Healthcare V Management B.V. is the managing director of Gilde and has sole voting and dispositive power with respect to the shares held by Gilde. Gilde Healthcare V Management B.V. is owned by Gilde Healthcare Holding B.V. The managing partners of Gilde Healthcare Holding B.V. are Manapouri B.V. (of which Edwin de Graaf is the owner and managing director) and Martemanshurk B.V. (of which Pieter van der Meer is the owner and managing director). Geoff Pardo is a partner at Gilde and may be deemed to share voting and dispositive power with respect to the shares held of record by Gilde. Mr. Pardo disclaims beneficial ownership of such holdings, except to the extent of his pecuniary interest in the shares.

SEC source: 0000950170-25-103309 · ownership.xml · nonDerivative · entry 3

Gilde Healthcare Holding B.V. · CIK 0001420106 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 2,380,482

F2 · ownership.nature: Held directly by Cooperatieve Gilde Healthcare V U.A. ("Gilde"). Gilde Healthcare V Management B.V. is the managing director of Gilde and has sole voting and dispositive power with respect to the shares held by Gilde. Gilde Healthcare V Management B.V. is owned by Gilde Healthcare Holding B.V. The managing partners of Gilde Healthcare Holding B.V. are Manapouri B.V. (of which Edwin de Graaf is the owner and managing director) and Martemanshurk B.V. (of which Pieter van der Meer is the owner and managing director). Geoff Pardo is a partner at Gilde and may be deemed to share voting and dispositive power with respect to the shares held of record by Gilde. Mr. Pardo disclaims beneficial ownership of such holdings, except to the extent of his pecuniary interest in the shares.

SEC source: 0000950170-25-103309 · ownership.xml · nonDerivative · entry 2

Gilde Healthcare Holding B.V. · CIK 0001420106 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 2,280,482

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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis without payment or further consideration. There was no expiration date for the shares of preferred stock.

F2 · ownership.nature: Held directly by Cooperatieve Gilde Healthcare V U.A. ("Gilde"). Gilde Healthcare V Management B.V. is the managing director of Gilde and has sole voting and dispositive power with respect to the shares held by Gilde. Gilde Healthcare V Management B.V. is owned by Gilde Healthcare Holding B.V. The managing partners of Gilde Healthcare Holding B.V. are Manapouri B.V. (of which Edwin de Graaf is the owner and managing director) and Martemanshurk B.V. (of which Pieter van der Meer is the owner and managing director). Geoff Pardo is a partner at Gilde and may be deemed to share voting and dispositive power with respect to the shares held of record by Gilde. Mr. Pardo disclaims beneficial ownership of such holdings, except to the extent of his pecuniary interest in the shares.

SEC source: 0000950170-25-103309 · ownership.xml · nonDerivative · entry 1

Gilde Healthcare Holding B.V. · CIK 0001420106 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,743,156

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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis without payment or further consideration. There was no expiration date for the shares of preferred stock.

F2 · ownership.nature: Held directly by Cooperatieve Gilde Healthcare V U.A. ("Gilde"). Gilde Healthcare V Management B.V. is the managing director of Gilde and has sole voting and dispositive power with respect to the shares held by Gilde. Gilde Healthcare V Management B.V. is owned by Gilde Healthcare Holding B.V. The managing partners of Gilde Healthcare Holding B.V. are Manapouri B.V. (of which Edwin de Graaf is the owner and managing director) and Martemanshurk B.V. (of which Pieter van der Meer is the owner and managing director). Geoff Pardo is a partner at Gilde and may be deemed to share voting and dispositive power with respect to the shares held of record by Gilde. Mr. Pardo disclaims beneficial ownership of such holdings, except to the extent of his pecuniary interest in the shares.

SEC source: 0001641172-25-022245 · ownership.xml · derivative · entry 3

BUCKMAN PAUL · CIK 0001215243 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,198 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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

SEC source: 0001641172-25-022245 · ownership.xml · nonDerivative · entry 2

BUCKMAN PAUL · CIK 0001215243 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,864

F2 · shares: Represents an award of restricted stock units ("RSUs"). The RSUs will vest on the earlier of the date of the annual meeting of stockholders to be held in 2026 or August 1, 2026. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock and has no expiration date.

SEC source: 0001641172-25-022245 · ownership.xml · nonDerivative · entry 1

BUCKMAN PAUL · CIK 0001215243 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,198

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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

SEC source: 0001641172-25-022246 · ownership.xml · derivative · entry 5

Carusi Michael A · CIK 0001306506 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 521,499 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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: LSV Associates II, LLC is the general partner of Lightstone Ventures II, L.P. ("LSV II") and Lightstone Ventures II (A), L.P. ("LSV II (A)") and has sole voting and dispositive power with respect to the shares held by LSV II and LSV II (A). The reporting person is a managing director of LSV Associates II, LLC, and shares voting and dispositive power with respect to the shares held of record by LSV II and LSV II (A). The reporting person disclaims beneficial ownership of such holdings, except to the extent of his pecuniary interest in the shares.

F5 · ownership.nature: Consists of (i) 1,036,638 shares of Common Stock underlying Series C Preferred Stock and 492,833 shares of Common Stock underlying Series D Preferred Stock held by LSV II; and (ii) 60,333 shares of Common Stock underlying Series C Preferred Stock and 28,666 shares of Common Stock underlying Series D Preferred Stock held by LSV II (A).

SEC source: 0001641172-25-022246 · ownership.xml · derivative · entry 4

Carusi Michael A · CIK 0001306506 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 1,096,971 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: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis.

F2 · ownership.nature: LSV Associates II, LLC is the general partner of Lightstone Ventures II, L.P. ("LSV II") and Lightstone Ventures II (A), L.P. ("LSV II (A)") and has sole voting and dispositive power with respect to the shares held by LSV II and LSV II (A). The reporting person is a managing director of LSV Associates II, LLC, and shares voting and dispositive power with respect to the shares held of record by LSV II and LSV II (A). The reporting person disclaims beneficial ownership of such holdings, except to the extent of his pecuniary interest in the shares.

F5 · ownership.nature: Consists of (i) 1,036,638 shares of Common Stock underlying Series C Preferred Stock and 492,833 shares of Common Stock underlying Series D Preferred Stock held by LSV II; and (ii) 60,333 shares of Common Stock underlying Series C Preferred Stock and 28,666 shares of Common Stock underlying Series D Preferred Stock held by LSV II (A).