CBRS

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 17

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 16

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 104

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 15

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 204

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F15 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $184.51 to $185.24, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 14

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 909

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F14 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $183.51 to $184.11, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 13

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,209

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F13 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $182.28 to $182.86, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 12

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,409

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F12 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $181.18 to $181.21, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 11

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,609

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F11 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $179.60 to $180.51, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 10

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,909

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F10 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $178.47 to $178.70, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 9

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,151

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 8

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,251

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F9 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $173.01 to $173.30, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 7

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,451

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F8 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $171.74 to $171.88, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 6

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,714

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F7 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $170.40 to $170.59, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 5

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,824

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F6 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $169.32 to $170.20, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 4

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,224

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F5 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $168.28 to $169.25, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 3

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,146

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F4 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $167.17 to $167.82, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 2

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,499

F2 · shares: These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.

F3 · price: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $165.11 to $165.66, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001628280-26-046031 · wk-form4_1782766018.xml · nonDerivative · entry 1

Lie Sean · CIK 0002132472 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,033

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 · shares: The Class B Common Stock is convertible into an equal number of Class A Common Stock at any time, at the Reporting Person's election, and has no expiration date.

F1 · price: The Class B Common Stock is convertible into an equal number of Class A Common Stock at any time, at the Reporting Person's election, and has no expiration date.

SEC source: 0001567929-26-000003 · form4-08182026_100849.xml · derivative · entry 22

Vassallo Steven · CIK 0001567929 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital Leadership Fund II, L.P.

Disclosed balance after: 982,270

Underlying: Class A Common Stock · 109,141 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 share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F22 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F22 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F4 · ownership.nature: Securities are directly held by Foundation Capital Leadership Fund II, L.P. ("FCLF2"). Foundation Capital Management Co. LF II, L.L.C. ("FCMLF2") is the general partner of FCLF2. The Reporting Person is a manager of FCMLF2 and may be deemed to beneficially own such shares. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001567929-26-000003 · form4-08182026_100849.xml · derivative · entry 21

Vassallo Steven · CIK 0001567929 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital VIII Principals Fund, LLC

Disclosed balance after: 269,664

Underlying: Class A Common Stock · 29,963 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 share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F22 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F22 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F3 · ownership.nature: Securities are directly held by Foundation Capital VIII Principals Fund, L.L.C. ("FC8P"). Foundation Capital Management Co. VIII, L.L.C. ("FCM8") is the manager of FC8P. The Reporting Person is a manager of FCM8 and may be deemed to beneficially own such shares. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001567929-26-000003 · form4-08182026_100849.xml · derivative · entry 20

Vassallo Steven · CIK 0001567929 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital VIII, L.P.

Disclosed balance after: 12,520,174

Underlying: Class A Common Stock · 1,391,131 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 share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F22 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F22 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F2 · ownership.nature: Securities are directly held by Foundation Capital VIII, L.P. ("FC8"). Foundation Capital Management Co. VIII, L.L.C. ("FCM8") is the general partner of FC8. The Reporting Person is a manager of FCM8 and may be deemed to beneficially own such shares. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001567929-26-000003 · form4-08182026_100849.xml · nonDerivative · entry 3

Vassallo Steven · CIK 0001567929 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital Leadership Fund II, L.P.

Disclosed balance after: 109,141

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 share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

SEC source: 0001567929-26-000003 · form4-08182026_100849.xml · nonDerivative · entry 2

Vassallo Steven · CIK 0001567929 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital VIII Principals Fund, LLC

Disclosed balance after: 29,963

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 share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: Securities are directly held by Foundation Capital VIII Principals Fund, L.L.C. ("FC8P"). Foundation Capital Management Co. VIII, L.L.C. ("FCM8") is the manager of FC8P. The Reporting Person is a manager of FCM8 and may be deemed to beneficially own such shares. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001567929-26-000003 · form4-08182026_100849.xml · nonDerivative · entry 1

Vassallo Steven · CIK 0001567929 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital VIII, L.P.

Disclosed balance after: 1,391,131

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: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F2 · ownership.nature: Securities are directly held by Foundation Capital VIII, L.P. ("FC8"). Foundation Capital Management Co. VIII, L.L.C. ("FCM8") is the general partner of FC8. The Reporting Person is a manager of FCM8 and may be deemed to beneficially own such shares. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001231919-26-000942 · form4-08182026_100808.xml · derivative · entry 15

Foundation Capital Management Co. VIII, L.L.C. · CIK 0001645076 · 10% owner

Foundation Capital VIII, L.P. · CIK 0001645077 · 10% owner

Foundation Capital VIII Principals Fund, L.L.C. · CIK 0001645178 · 10% owner

Foundation Capital Management Co. LF II, L.L.C. · CIK 0001804257 · 10% owner

Foundation Capital Leadership Fund II, L.P. · CIK 0001804258 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital Leadership Fund II, L.P.

Disclosed balance after: 982,270

Underlying: Class A Common Stock · 109,141 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 share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F13 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F13 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F4 · ownership.nature: These securities are held by Foundation Capital Leadership Fund II, L.P. ("FCLF2"). Foundation Capital Management Co,. LF II, L.L.C. ("FCMLF2") serves as the sole general partner of FCLF2 and, as such, FCMLF2 possesses voting and dispositive power over the shares held by FCLF2, and may be deemed to have indirect beneficial ownership of the shares held by FCLF2. FCMLF2 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

SEC source: 0001231919-26-000942 · form4-08182026_100808.xml · derivative · entry 14

Foundation Capital Management Co. VIII, L.L.C. · CIK 0001645076 · 10% owner

Foundation Capital VIII, L.P. · CIK 0001645077 · 10% owner

Foundation Capital VIII Principals Fund, L.L.C. · CIK 0001645178 · 10% owner

Foundation Capital Management Co. LF II, L.L.C. · CIK 0001804257 · 10% owner

Foundation Capital Leadership Fund II, L.P. · CIK 0001804258 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital VIII Principals Fund, LLC

Disclosed balance after: 269,664

Underlying: Class A Common Stock · 29,963 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 share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F13 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F13 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F3 · ownership.nature: These securities are held by Foundation Capital VIII Principals Fund, L.L.C. ("FC8P"). FCM8 serves as the sole manager of FC8P and, as such, FCM8 possesses voting and dispositive power over the shares held by FC8P, and may be deemed to have indirect beneficial ownership of the shares held by FC8P. FCM8 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

SEC source: 0001231919-26-000942 · form4-08182026_100808.xml · derivative · entry 13

Foundation Capital Management Co. VIII, L.L.C. · CIK 0001645076 · 10% owner

Foundation Capital VIII, L.P. · CIK 0001645077 · 10% owner

Foundation Capital VIII Principals Fund, L.L.C. · CIK 0001645178 · 10% owner

Foundation Capital Management Co. LF II, L.L.C. · CIK 0001804257 · 10% owner

Foundation Capital Leadership Fund II, L.P. · CIK 0001804258 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital VIII, L.P.

Disclosed balance after: 12,520,174

Underlying: Class A Common Stock · 1,391,131 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 share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F13 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F13 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder and does not expire.

F2 · ownership.nature: These securities are held by Foundation Capital VIII, L.P. ("FC8"). Foundation Capital Management Co. VIII, L.L.C. ("FCM8") serves as the sole general partner of FC8 and, as such, FCM8 possesses voting and dispositive power over the shares held by FC8, and may be deemed to have indirect beneficial ownership of the shares held by FC8. FCM8 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

SEC source: 0001231919-26-000942 · form4-08182026_100808.xml · nonDerivative · entry 3

Foundation Capital Management Co. VIII, L.L.C. · CIK 0001645076 · 10% owner

Foundation Capital VIII, L.P. · CIK 0001645077 · 10% owner

Foundation Capital VIII Principals Fund, L.L.C. · CIK 0001645178 · 10% owner

Foundation Capital Management Co. LF II, L.L.C. · CIK 0001804257 · 10% owner

Foundation Capital Leadership Fund II, L.P. · CIK 0001804258 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital Leadership Fund II, L.P.

Disclosed balance after: 109,141

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 share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

SEC source: 0001231919-26-000942 · form4-08182026_100808.xml · nonDerivative · entry 2

Foundation Capital Management Co. VIII, L.L.C. · CIK 0001645076 · 10% owner

Foundation Capital VIII, L.P. · CIK 0001645077 · 10% owner

Foundation Capital VIII Principals Fund, L.L.C. · CIK 0001645178 · 10% owner

Foundation Capital Management Co. LF II, L.L.C. · CIK 0001804257 · 10% owner

Foundation Capital Leadership Fund II, L.P. · CIK 0001804258 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital VIII Principals Fund, LLC

Disclosed balance after: 29,963

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 share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: These securities are held by Foundation Capital VIII Principals Fund, L.L.C. ("FC8P"). FCM8 serves as the sole manager of FC8P and, as such, FCM8 possesses voting and dispositive power over the shares held by FC8P, and may be deemed to have indirect beneficial ownership of the shares held by FC8P. FCM8 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

SEC source: 0001231919-26-000942 · form4-08182026_100808.xml · nonDerivative · entry 1

Foundation Capital Management Co. VIII, L.L.C. · CIK 0001645076 · 10% owner

Foundation Capital VIII, L.P. · CIK 0001645077 · 10% owner

Foundation Capital VIII Principals Fund, L.L.C. · CIK 0001645178 · 10% owner

Foundation Capital Management Co. LF II, L.L.C. · CIK 0001804257 · 10% owner

Foundation Capital Leadership Fund II, L.P. · CIK 0001804258 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Foundation Capital VIII, L.P.

Disclosed balance after: 1,391,131

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: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F2 · ownership.nature: These securities are held by Foundation Capital VIII, L.P. ("FC8"). Foundation Capital Management Co. VIII, L.L.C. ("FCM8") serves as the sole general partner of FC8 and, as such, FCM8 possesses voting and dispositive power over the shares held by FC8, and may be deemed to have indirect beneficial ownership of the shares held by FC8. FCM8 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

SEC source: 0001193125-26-269837 · ownership.xml · derivative · entry 2

Susan Lior · CIK 0001832895 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 13,466,197 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.

F3 · derivative.exercise_price: Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock. On June 11, 2026, the following shares held by the Eclipse Entities were voluntarily converted to Class A common stock: (i) 800,358 shares of Class B common stock held by Eclipse Continuity Fund, (ii) 6,548,466 shares of Class B common stock held by Eclipse SPV II, (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, and (iv) 5,517,493 shares of Class B common stock held by Eclipse Fund.

F1 · kind: Represents shares of Class A common stock that were acquired by the Reporting Person upon voluntary conversion of shares of Class B common stock.

F3 · price: Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock. On June 11, 2026, the following shares held by the Eclipse Entities were voluntarily converted to Class A common stock: (i) 800,358 shares of Class B common stock held by Eclipse Continuity Fund, (ii) 6,548,466 shares of Class B common stock held by Eclipse SPV II, (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, and (iv) 5,517,493 shares of Class B common stock held by Eclipse Fund.

F3 · derivative.exercise_date: Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock. On June 11, 2026, the following shares held by the Eclipse Entities were voluntarily converted to Class A common stock: (i) 800,358 shares of Class B common stock held by Eclipse Continuity Fund, (ii) 6,548,466 shares of Class B common stock held by Eclipse SPV II, (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, and (iv) 5,517,493 shares of Class B common stock held by Eclipse Fund.

F3 · derivative.expiration_date: Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock. On June 11, 2026, the following shares held by the Eclipse Entities were voluntarily converted to Class A common stock: (i) 800,358 shares of Class B common stock held by Eclipse Continuity Fund, (ii) 6,548,466 shares of Class B common stock held by Eclipse SPV II, (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, and (iv) 5,517,493 shares of Class B common stock held by Eclipse Fund.

F3 · ownership.nature: Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock. On June 11, 2026, the following shares held by the Eclipse Entities were voluntarily converted to Class A common stock: (i) 800,358 shares of Class B common stock held by Eclipse Continuity Fund, (ii) 6,548,466 shares of Class B common stock held by Eclipse SPV II, (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, and (iv) 5,517,493 shares of Class B common stock held by Eclipse Fund.

SEC source: 0001193125-26-269837 · ownership.xml · nonDerivative · entry 1

Susan Lior · CIK 0001832895 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 13,466,197

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: Represents shares of Class A common stock that were acquired by the Reporting Person upon voluntary conversion of shares of Class B common stock.

F1 · price: Represents shares of Class A common stock that were acquired by the Reporting Person upon voluntary conversion of shares of Class B common stock.

F2 · ownership.nature: Consists of (i) 800,358 shares of Class A common stock held by Eclipse Continuity Fund I, L.P. ("Eclipse Continuity Fund"); (ii) 6,548,466 shares of Class A common stock held by Eclipse SPV II, L.P. ("Eclipse SPV II"); (iii) 599,880 shares of Class A common stock held by Eclipse SPV XIII, L.P. ("Eclipse SPV XIII"); and (iv) 5,517,493 shares of Class A common stock held by Eclipse Ventures Fund I, L.P. ("Eclipse Fund," and together with Eclipse Continuity Fund, Eclipse SPV II, and Eclipse SPV XIII, "Eclipse Entities"). The Reporting Person is the sole managing member of the general partner of each of the Eclipse Entities and may be deemed to have voting, investment, and dispositive power with respect to the shares held by such entities.

SEC source: 0001628280-26-035745 · wk-form4_1778885427.xml · derivative · entry 9

Susan Lior · CIK 0001832895 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 13,466,197

Underlying: Class A Common Stock · 12,372,199 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, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F3 · ownership.nature: The Reporting Person is the sole managing member of the general partner of each of the Eclipse Entities and may be deemed to have voting, investment, and dispositive power with respect to the shares held by such entities.

F4 · ownership.nature: Following the transactions reported herein, consists of (i) 800,358 shares of Class B common stock held by Eclipse Continuity Fund, (ii) 6,548,466 shares of Class B common stock held by Eclipse SPV II, (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, and (iv) 5,517,493 shares of Class B common stock held by Eclipse Fund.

SEC source: 0001628280-26-035745 · wk-form4_1778885427.xml · derivative · entry 8

Susan Lior · CIK 0001832895 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class B Common Stock · 9,010 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, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.underlying: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · ownership.nature: Consists of (i) 486,175 shares of Class B common stock underlying Series C Preferred Stock, 309,678 shares of Class B common stock underlying Series D Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Continuity Fund I, L.P. ("Eclipse Continuity Fund"); (ii) 6,548,466 shares of Class B common stock underlying Series E Preferred Stock held by Eclipse SPV II, L.P. ("Eclipse SPV II"); (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, L.P. ("Eclipse SPV XIII"); and (iv) 494,118 shares of Class B common stock, 4,419,405 shares of Class B common stock underlying Series A Preferred Stock, 599,465 shares of Class B common stock underlying Series B Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Ventures Fund I, L.P. ("Eclipse Fund," and together with Eclipse Continuity Fund, Eclipse SPV II, and Eclipse SPV XIII, "Eclipse Entities").

F3 · ownership.nature: The Reporting Person is the sole managing member of the general partner of each of the Eclipse Entities and may be deemed to have voting, investment, and dispositive power with respect to the shares held by such entities.

SEC source: 0001628280-26-035745 · wk-form4_1778885427.xml · derivative · entry 7

Susan Lior · CIK 0001832895 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class B Common Stock · 6,548,466 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, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.underlying: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · ownership.nature: Consists of (i) 486,175 shares of Class B common stock underlying Series C Preferred Stock, 309,678 shares of Class B common stock underlying Series D Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Continuity Fund I, L.P. ("Eclipse Continuity Fund"); (ii) 6,548,466 shares of Class B common stock underlying Series E Preferred Stock held by Eclipse SPV II, L.P. ("Eclipse SPV II"); (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, L.P. ("Eclipse SPV XIII"); and (iv) 494,118 shares of Class B common stock, 4,419,405 shares of Class B common stock underlying Series A Preferred Stock, 599,465 shares of Class B common stock underlying Series B Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Ventures Fund I, L.P. ("Eclipse Fund," and together with Eclipse Continuity Fund, Eclipse SPV II, and Eclipse SPV XIII, "Eclipse Entities").

F3 · ownership.nature: The Reporting Person is the sole managing member of the general partner of each of the Eclipse Entities and may be deemed to have voting, investment, and dispositive power with respect to the shares held by such entities.

SEC source: 0001628280-26-035745 · wk-form4_1778885427.xml · derivative · entry 6

Susan Lior · CIK 0001832895 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class B Common Stock · 309,678 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, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.underlying: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · ownership.nature: Consists of (i) 486,175 shares of Class B common stock underlying Series C Preferred Stock, 309,678 shares of Class B common stock underlying Series D Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Continuity Fund I, L.P. ("Eclipse Continuity Fund"); (ii) 6,548,466 shares of Class B common stock underlying Series E Preferred Stock held by Eclipse SPV II, L.P. ("Eclipse SPV II"); (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, L.P. ("Eclipse SPV XIII"); and (iv) 494,118 shares of Class B common stock, 4,419,405 shares of Class B common stock underlying Series A Preferred Stock, 599,465 shares of Class B common stock underlying Series B Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Ventures Fund I, L.P. ("Eclipse Fund," and together with Eclipse Continuity Fund, Eclipse SPV II, and Eclipse SPV XIII, "Eclipse Entities").

F3 · ownership.nature: The Reporting Person is the sole managing member of the general partner of each of the Eclipse Entities and may be deemed to have voting, investment, and dispositive power with respect to the shares held by such entities.

SEC source: 0001628280-26-035745 · wk-form4_1778885427.xml · derivative · entry 5

Susan Lior · CIK 0001832895 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class B Common Stock · 486,175 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, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.underlying: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · ownership.nature: Consists of (i) 486,175 shares of Class B common stock underlying Series C Preferred Stock, 309,678 shares of Class B common stock underlying Series D Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Continuity Fund I, L.P. ("Eclipse Continuity Fund"); (ii) 6,548,466 shares of Class B common stock underlying Series E Preferred Stock held by Eclipse SPV II, L.P. ("Eclipse SPV II"); (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, L.P. ("Eclipse SPV XIII"); and (iv) 494,118 shares of Class B common stock, 4,419,405 shares of Class B common stock underlying Series A Preferred Stock, 599,465 shares of Class B common stock underlying Series B Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Ventures Fund I, L.P. ("Eclipse Fund," and together with Eclipse Continuity Fund, Eclipse SPV II, and Eclipse SPV XIII, "Eclipse Entities").

F3 · ownership.nature: The Reporting Person is the sole managing member of the general partner of each of the Eclipse Entities and may be deemed to have voting, investment, and dispositive power with respect to the shares held by such entities.

SEC source: 0001628280-26-035745 · wk-form4_1778885427.xml · derivative · entry 4

Susan Lior · CIK 0001832895 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class B Common Stock · 599,465 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, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.underlying: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · ownership.nature: Consists of (i) 486,175 shares of Class B common stock underlying Series C Preferred Stock, 309,678 shares of Class B common stock underlying Series D Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Continuity Fund I, L.P. ("Eclipse Continuity Fund"); (ii) 6,548,466 shares of Class B common stock underlying Series E Preferred Stock held by Eclipse SPV II, L.P. ("Eclipse SPV II"); (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, L.P. ("Eclipse SPV XIII"); and (iv) 494,118 shares of Class B common stock, 4,419,405 shares of Class B common stock underlying Series A Preferred Stock, 599,465 shares of Class B common stock underlying Series B Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Ventures Fund I, L.P. ("Eclipse Fund," and together with Eclipse Continuity Fund, Eclipse SPV II, and Eclipse SPV XIII, "Eclipse Entities").

F3 · ownership.nature: The Reporting Person is the sole managing member of the general partner of each of the Eclipse Entities and may be deemed to have voting, investment, and dispositive power with respect to the shares held by such entities.

SEC source: 0001628280-26-035745 · wk-form4_1778885427.xml · derivative · entry 3

Susan Lior · CIK 0001832895 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class B Common Stock · 4,419,405 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, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.underlying: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · ownership.nature: Consists of (i) 486,175 shares of Class B common stock underlying Series C Preferred Stock, 309,678 shares of Class B common stock underlying Series D Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Continuity Fund I, L.P. ("Eclipse Continuity Fund"); (ii) 6,548,466 shares of Class B common stock underlying Series E Preferred Stock held by Eclipse SPV II, L.P. ("Eclipse SPV II"); (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, L.P. ("Eclipse SPV XIII"); and (iv) 494,118 shares of Class B common stock, 4,419,405 shares of Class B common stock underlying Series A Preferred Stock, 599,465 shares of Class B common stock underlying Series B Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Ventures Fund I, L.P. ("Eclipse Fund," and together with Eclipse Continuity Fund, Eclipse SPV II, and Eclipse SPV XIII, "Eclipse Entities").

F3 · ownership.nature: The Reporting Person is the sole managing member of the general partner of each of the Eclipse Entities and may be deemed to have voting, investment, and dispositive power with respect to the shares held by such entities.

SEC source: 0001628280-26-035745 · wk-form4_1778885427.xml · derivative · entry 2

Susan Lior · CIK 0001832895 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 1,093,998

Underlying: Class A Common Stock · 1,093,998 shares

Expires not disclosed

F1 · derivative.exercise_price: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.exercise_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · derivative.expiration_date: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · ownership.nature: Consists of (i) 486,175 shares of Class B common stock underlying Series C Preferred Stock, 309,678 shares of Class B common stock underlying Series D Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Continuity Fund I, L.P. ("Eclipse Continuity Fund"); (ii) 6,548,466 shares of Class B common stock underlying Series E Preferred Stock held by Eclipse SPV II, L.P. ("Eclipse SPV II"); (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, L.P. ("Eclipse SPV XIII"); and (iv) 494,118 shares of Class B common stock, 4,419,405 shares of Class B common stock underlying Series A Preferred Stock, 599,465 shares of Class B common stock underlying Series B Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Ventures Fund I, L.P. ("Eclipse Fund," and together with Eclipse Continuity Fund, Eclipse SPV II, and Eclipse SPV XIII, "Eclipse Entities").

F3 · ownership.nature: The Reporting Person is the sole managing member of the general partner of each of the Eclipse Entities and may be deemed to have voting, investment, and dispositive power with respect to the shares held by such entities.

SEC source: 0001628280-26-035745 · wk-form4_1778885427.xml · nonDerivative · entry 1

Susan Lior · CIK 0001832895 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F1 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Class A common stock was reclassified, and each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified, into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · ownership.nature: Consists of (i) 486,175 shares of Class B common stock underlying Series C Preferred Stock, 309,678 shares of Class B common stock underlying Series D Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Continuity Fund I, L.P. ("Eclipse Continuity Fund"); (ii) 6,548,466 shares of Class B common stock underlying Series E Preferred Stock held by Eclipse SPV II, L.P. ("Eclipse SPV II"); (iii) 599,880 shares of Class B common stock held by Eclipse SPV XIII, L.P. ("Eclipse SPV XIII"); and (iv) 494,118 shares of Class B common stock, 4,419,405 shares of Class B common stock underlying Series A Preferred Stock, 599,465 shares of Class B common stock underlying Series B Preferred Stock, and 4,505 shares of Class B common stock underlying Series F Preferred Stock held by Eclipse Ventures Fund I, L.P. ("Eclipse Fund," and together with Eclipse Continuity Fund, Eclipse SPV II, and Eclipse SPV XIII, "Eclipse Entities").

F3 · ownership.nature: The Reporting Person is the sole managing member of the general partner of each of the Eclipse Entities and may be deemed to have voting, investment, and dispositive power with respect to the shares held by such entities.

SEC source: 0001628280-26-035758 · wk-form4_1778889976.xml · derivative · entry 15

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,000

Underlying: Class B Common Stock · 105,000 shares

Expires 2033-07-31

F2 · kind: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · price: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F6 · derivative.exercise_date: The stock option is vested as to 96,250 of the underlying shares, and the remaining 8,750 underlying shares will vest in three substantially equal monthly installments beginning on June 1, 2026.

SEC source: 0001628280-26-035758 · wk-form4_1778889976.xml · derivative · entry 14

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,000

Underlying: Class B Common Stock · 200,000 shares

Expires 2033-02-13

F2 · kind: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · price: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F5 · derivative.exercise_date: The stock option vests in 48 substantially equal monthly installments beginning on February 1, 2023.

SEC source: 0001628280-26-035758 · wk-form4_1778889976.xml · derivative · entry 13

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 300,000

Underlying: Class B Common Stock · 300,000 shares

Expires 2032-08-22

F2 · kind: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · price: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F4 · derivative.exercise_date: The stock option vests in 48 substantially equal monthly installments beginning on September 23, 2022.

SEC source: 0001628280-26-035758 · wk-form4_1778889976.xml · derivative · entry 12

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 100,000

Underlying: Class B Common Stock · 100,000 shares

Expires 2031-03-14

F2 · kind: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · price: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F3 · derivative.exercise_date: The stock option is fully vested and exercisable.

SEC source: 0001628280-26-035758 · wk-form4_1778889976.xml · derivative · entry 11

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,000

Underlying: Class B Common Stock · 200,000 shares

Expires 2030-07-06

F2 · kind: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · price: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F3 · derivative.exercise_date: The stock option is fully vested and exercisable.

SEC source: 0001628280-26-035758 · wk-form4_1778889976.xml · derivative · entry 10

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 367,370

Underlying: Class B Common Stock · 367,370 shares

Expires 2028-07-16

F2 · kind: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · price: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F3 · derivative.exercise_date: The stock option is fully vested and exercisable.

SEC source: 0001628280-26-035758 · wk-form4_1778889976.xml · derivative · entry 9

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 105,000 shares

Expires 2033-07-31

F2 · kind: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · price: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F6 · derivative.exercise_date: The stock option is vested as to 96,250 of the underlying shares, and the remaining 8,750 underlying shares will vest in three substantially equal monthly installments beginning on June 1, 2026.

SEC source: 0001628280-26-035758 · wk-form4_1778889976.xml · derivative · entry 8

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 200,000 shares

Expires 2033-02-13

F2 · kind: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · price: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F5 · derivative.exercise_date: The stock option vests in 48 substantially equal monthly installments beginning on February 1, 2023.

SEC source: 0001628280-26-035758 · wk-form4_1778889976.xml · derivative · entry 7

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 300,000 shares

Expires 2032-08-22

F2 · kind: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · price: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F4 · derivative.exercise_date: The stock option vests in 48 substantially equal monthly installments beginning on September 23, 2022.

SEC source: 0001628280-26-035758 · wk-form4_1778889976.xml · derivative · entry 6

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 100,000 shares

Expires 2031-03-14

F2 · kind: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F2 · price: Immediately prior to the completion of the Issuer's initial public offering, each share of Class A common stock beneficially owned by the Reporting Person, including shares of Class A common stock underlying restricted stock unit ("RSU") and stock options awards, were reclassified into one share of Class B common stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

F3 · derivative.exercise_date: The stock option is fully vested and exercisable.