CBRS

SEC source: 0001628280-26-035738 · wk-form4_1778885372.xml · nonDerivative · entry 3

Feldman Andrew D. · CIK 0002039573 · Director · CEO, President · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By GRAT 1

Disclosed balance after: 0

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.

SEC source: 0001628280-26-035738 · wk-form4_1778885372.xml · nonDerivative · entry 2

Feldman Andrew D. · CIK 0002039573 · Director · CEO, President · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

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.

SEC source: 0001104659-26-063917 · tm2614958-2_4seq1.xml · derivative · entry 2

Benchmark AI Infrastructure Management Co., L.L.C. · CIK 0002105288 · 10% owner

Benchmark AI Infrastructure Fund, L.P. · CIK 0002105287 · 10% owner

Benchmark AI Infrastructure Fund B, L.P. · CIK 0002105283 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,527,646

Underlying: Class A Common Stock · 2,527,646 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock.

F3 · derivative.exercise_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock.

F3 · derivative.expiration_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock.

F2 · ownership.nature: The shares are held by Benchmark AI Infrastructure Fund, L.P. ("AI Infrastructure"), as nominee for itself and Benchmark AI Infrastructure Fund B, L.P. ("AI Infrastructure B"). Benchmark AI Infrastructure Management Co., L.L.C. ("AI Infrastructure MC"), the general partner of each of AI Infrastructure and AI Infrastructure B, may be deemed to have sole voting and dispositive power over such shares. Each entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such entity's pecuniary interest in such securities.

SEC source: 0001104659-26-063917 · tm2614958-2_4seq1.xml · derivative · entry 1

Benchmark AI Infrastructure Management Co., L.L.C. · CIK 0002105288 · 10% owner

Benchmark AI Infrastructure Fund, L.P. · CIK 0002105287 · 10% owner

Benchmark AI Infrastructure Fund B, L.P. · CIK 0002105283 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 2,527,646 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 Series H Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.exercise_date: Each share of Series H Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.expiration_date: Each share of Series H Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F2 · ownership.nature: The shares are held by Benchmark AI Infrastructure Fund, L.P. ("AI Infrastructure"), as nominee for itself and Benchmark AI Infrastructure Fund B, L.P. ("AI Infrastructure B"). Benchmark AI Infrastructure Management Co., L.L.C. ("AI Infrastructure MC"), the general partner of each of AI Infrastructure and AI Infrastructure B, may be deemed to have sole voting and dispositive power over such shares. Each entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such entity's pecuniary interest in such securities.

SEC source: 0001104659-26-063913 · tm2614958-1_4seq1.xml · derivative · entry 8

Benchmark Capital Management Co. VIII, L.L.C. · CIK 0001593049 · 10% owner

Benchmark Capital Partners VIII, L.P. · CIK 0001593052 · 10% owner

Benchmark Founders' Fund VIII, L.P. · CIK 0001597415 · 10% owner

Benchmark Founders' Fund VIII-B, L.P. · CIK 0001597399 · 10% owner

Benchmark Capital Management Co. IX, L.L.C. · CIK 0001754445 · 10% owner

Benchmark Capital Partners IX, L.P. · CIK 0001754447 · 10% owner

Benchmark Founders' Fund IX, L.P. · CIK 0001754444 · 10% owner

Benchmark Founders' Fund IX-A, L.P. · CIK 0001756980 · 10% owner

Benchmark Founders' Fund IX-B, L.P. · CIK 0001754351 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 689,990

Underlying: Class A Common Stock · 689,990 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.

F4 · derivative.exercise_price: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock.

F4 · derivative.exercise_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock.

F4 · derivative.expiration_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock.

F3 · ownership.nature: The shares are held by Benchmark Capital Partners IX, L.P. ("BCP IX"), as nominee for itself, Benchmark Founders' Fund IX, L.P. ("BFF IX"), Benchmark Founders' Fund IX-A, L.P. ("BFF IX-A"), and Benchmark Founders' Fund IX-B, L.P. ("BFF IX-B"). Benchmark Capital Management Co. IX, L.L.C. ("BCMC IX"), the general partner of each of BCP IX, BFF IX, BFF IX-A and BFF IX-B, may be deemed to have sole voting and dispositive power over such shares. Each such entity disclaims the existence of a "group" and disclaims beneficial ownership of any securities, except to the extent of such entity's pecuniary interest in such securities.

SEC source: 0001104659-26-063913 · tm2614958-1_4seq1.xml · derivative · entry 7

Benchmark Capital Management Co. VIII, L.L.C. · CIK 0001593049 · 10% owner

Benchmark Capital Partners VIII, L.P. · CIK 0001593052 · 10% owner

Benchmark Founders' Fund VIII, L.P. · CIK 0001597415 · 10% owner

Benchmark Founders' Fund VIII-B, L.P. · CIK 0001597399 · 10% owner

Benchmark Capital Management Co. IX, L.L.C. · CIK 0001754445 · 10% owner

Benchmark Capital Partners IX, L.P. · CIK 0001754447 · 10% owner

Benchmark Founders' Fund IX, L.P. · CIK 0001754444 · 10% owner

Benchmark Founders' Fund IX-A, L.P. · CIK 0001756980 · 10% owner

Benchmark Founders' Fund IX-B, L.P. · CIK 0001754351 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 14,385,347

Underlying: Class A Common Stock · 14,385,347 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.

F4 · derivative.exercise_price: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock.

F4 · derivative.exercise_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock.

F4 · derivative.expiration_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock.

F2 · ownership.nature: The shares are held by Benchmark Capital Partners VIII, L.P. ("BCP VIII"), as nominee for itself, Benchmark Founders' Fund VIII, L.P. ("BFF VIII") and Benchmark Founders' Fund VIII-B, L.P. ("BFF VIII-B"). Benchmark Capital Management Co. VIII, L.L.C. ("BCMC VIII"), the general partner of each of BCP VIII, BFF VIII and BFF VIII-B, may be deemed to have sole voting and dispositive power over such shares. Each entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such entity's pecuniary interest in such securities.

SEC source: 0001104659-26-063913 · tm2614958-1_4seq1.xml · derivative · entry 6

Benchmark Capital Management Co. VIII, L.L.C. · CIK 0001593049 · 10% owner

Benchmark Capital Partners VIII, L.P. · CIK 0001593052 · 10% owner

Benchmark Founders' Fund VIII, L.P. · CIK 0001597415 · 10% owner

Benchmark Founders' Fund VIII-B, L.P. · CIK 0001597399 · 10% owner

Benchmark Capital Management Co. IX, L.L.C. · CIK 0001754445 · 10% owner

Benchmark Capital Partners IX, L.P. · CIK 0001754447 · 10% owner

Benchmark Founders' Fund IX, L.P. · CIK 0001754444 · 10% owner

Benchmark Founders' Fund IX-A, L.P. · CIK 0001756980 · 10% owner

Benchmark Founders' Fund IX-B, L.P. · CIK 0001754351 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 689,990 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 Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.exercise_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.expiration_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F3 · ownership.nature: The shares are held by Benchmark Capital Partners IX, L.P. ("BCP IX"), as nominee for itself, Benchmark Founders' Fund IX, L.P. ("BFF IX"), Benchmark Founders' Fund IX-A, L.P. ("BFF IX-A"), and Benchmark Founders' Fund IX-B, L.P. ("BFF IX-B"). Benchmark Capital Management Co. IX, L.L.C. ("BCMC IX"), the general partner of each of BCP IX, BFF IX, BFF IX-A and BFF IX-B, may be deemed to have sole voting and dispositive power over such shares. Each such entity disclaims the existence of a "group" and disclaims beneficial ownership of any securities, except to the extent of such entity's pecuniary interest in such securities.

SEC source: 0001104659-26-063913 · tm2614958-1_4seq1.xml · derivative · entry 5

Benchmark Capital Management Co. VIII, L.L.C. · CIK 0001593049 · 10% owner

Benchmark Capital Partners VIII, L.P. · CIK 0001593052 · 10% owner

Benchmark Founders' Fund VIII, L.P. · CIK 0001597415 · 10% owner

Benchmark Founders' Fund VIII-B, L.P. · CIK 0001597399 · 10% owner

Benchmark Capital Management Co. IX, L.L.C. · CIK 0001754445 · 10% owner

Benchmark Capital Partners IX, L.P. · CIK 0001754447 · 10% owner

Benchmark Founders' Fund IX, L.P. · CIK 0001754444 · 10% owner

Benchmark Founders' Fund IX-A, L.P. · CIK 0001756980 · 10% owner

Benchmark Founders' Fund IX-B, L.P. · CIK 0001754351 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 5,457 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 Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.exercise_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.expiration_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F2 · ownership.nature: The shares are held by Benchmark Capital Partners VIII, L.P. ("BCP VIII"), as nominee for itself, Benchmark Founders' Fund VIII, L.P. ("BFF VIII") and Benchmark Founders' Fund VIII-B, L.P. ("BFF VIII-B"). Benchmark Capital Management Co. VIII, L.L.C. ("BCMC VIII"), the general partner of each of BCP VIII, BFF VIII and BFF VIII-B, may be deemed to have sole voting and dispositive power over such shares. Each entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such entity's pecuniary interest in such securities.

SEC source: 0001104659-26-063913 · tm2614958-1_4seq1.xml · derivative · entry 4

Benchmark Capital Management Co. VIII, L.L.C. · CIK 0001593049 · 10% owner

Benchmark Capital Partners VIII, L.P. · CIK 0001593052 · 10% owner

Benchmark Founders' Fund VIII, L.P. · CIK 0001597415 · 10% owner

Benchmark Founders' Fund VIII-B, L.P. · CIK 0001597399 · 10% owner

Benchmark Capital Management Co. IX, L.L.C. · CIK 0001754445 · 10% owner

Benchmark Capital Partners IX, L.P. · CIK 0001754447 · 10% owner

Benchmark Founders' Fund IX, L.P. · CIK 0001754444 · 10% owner

Benchmark Founders' Fund IX-A, L.P. · CIK 0001756980 · 10% owner

Benchmark Founders' Fund IX-B, L.P. · CIK 0001754351 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 30,968 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 Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.exercise_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.expiration_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F2 · ownership.nature: The shares are held by Benchmark Capital Partners VIII, L.P. ("BCP VIII"), as nominee for itself, Benchmark Founders' Fund VIII, L.P. ("BFF VIII") and Benchmark Founders' Fund VIII-B, L.P. ("BFF VIII-B"). Benchmark Capital Management Co. VIII, L.L.C. ("BCMC VIII"), the general partner of each of BCP VIII, BFF VIII and BFF VIII-B, may be deemed to have sole voting and dispositive power over such shares. Each entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such entity's pecuniary interest in such securities.

SEC source: 0001104659-26-063913 · tm2614958-1_4seq1.xml · derivative · entry 3

Benchmark Capital Management Co. VIII, L.L.C. · CIK 0001593049 · 10% owner

Benchmark Capital Partners VIII, L.P. · CIK 0001593052 · 10% owner

Benchmark Founders' Fund VIII, L.P. · CIK 0001597415 · 10% owner

Benchmark Founders' Fund VIII-B, L.P. · CIK 0001597399 · 10% owner

Benchmark Capital Management Co. IX, L.L.C. · CIK 0001754445 · 10% owner

Benchmark Capital Partners IX, L.P. · CIK 0001754447 · 10% owner

Benchmark Founders' Fund IX, L.P. · CIK 0001754444 · 10% owner

Benchmark Founders' Fund IX-A, L.P. · CIK 0001756980 · 10% owner

Benchmark Founders' Fund IX-B, L.P. · CIK 0001754351 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 335,293 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 Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.exercise_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.expiration_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F2 · ownership.nature: The shares are held by Benchmark Capital Partners VIII, L.P. ("BCP VIII"), as nominee for itself, Benchmark Founders' Fund VIII, L.P. ("BFF VIII") and Benchmark Founders' Fund VIII-B, L.P. ("BFF VIII-B"). Benchmark Capital Management Co. VIII, L.L.C. ("BCMC VIII"), the general partner of each of BCP VIII, BFF VIII and BFF VIII-B, may be deemed to have sole voting and dispositive power over such shares. Each entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such entity's pecuniary interest in such securities.

SEC source: 0001104659-26-063913 · tm2614958-1_4seq1.xml · derivative · entry 2

Benchmark Capital Management Co. VIII, L.L.C. · CIK 0001593049 · 10% owner

Benchmark Capital Partners VIII, L.P. · CIK 0001593052 · 10% owner

Benchmark Founders' Fund VIII, L.P. · CIK 0001597415 · 10% owner

Benchmark Founders' Fund VIII-B, L.P. · CIK 0001597399 · 10% owner

Benchmark Capital Management Co. IX, L.L.C. · CIK 0001754445 · 10% owner

Benchmark Capital Partners IX, L.P. · CIK 0001754447 · 10% owner

Benchmark Founders' Fund IX, L.P. · CIK 0001754444 · 10% owner

Benchmark Founders' Fund IX-A, L.P. · CIK 0001756980 · 10% owner

Benchmark Founders' Fund IX-B, L.P. · CIK 0001754351 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 1,425,394 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 Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.exercise_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.expiration_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F2 · ownership.nature: The shares are held by Benchmark Capital Partners VIII, L.P. ("BCP VIII"), as nominee for itself, Benchmark Founders' Fund VIII, L.P. ("BFF VIII") and Benchmark Founders' Fund VIII-B, L.P. ("BFF VIII-B"). Benchmark Capital Management Co. VIII, L.L.C. ("BCMC VIII"), the general partner of each of BCP VIII, BFF VIII and BFF VIII-B, may be deemed to have sole voting and dispositive power over such shares. Each entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such entity's pecuniary interest in such securities.

SEC source: 0001104659-26-063913 · tm2614958-1_4seq1.xml · derivative · entry 1

Benchmark Capital Management Co. VIII, L.L.C. · CIK 0001593049 · 10% owner

Benchmark Capital Partners VIII, L.P. · CIK 0001593052 · 10% owner

Benchmark Founders' Fund VIII, L.P. · CIK 0001597415 · 10% owner

Benchmark Founders' Fund VIII-B, L.P. · CIK 0001597399 · 10% owner

Benchmark Capital Management Co. IX, L.L.C. · CIK 0001754445 · 10% owner

Benchmark Capital Partners IX, L.P. · CIK 0001754447 · 10% owner

Benchmark Founders' Fund IX, L.P. · CIK 0001754444 · 10% owner

Benchmark Founders' Fund IX-A, L.P. · CIK 0001756980 · 10% owner

Benchmark Founders' Fund IX-B, L.P. · CIK 0001754351 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 12,588,235 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 Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.exercise_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F1 · derivative.expiration_date: Each share of Series A, Series B, Series C, Series D, Series E and Series G Preferred Stock automatically converted into one share of Class B Common Stock upon completion of the Issuer's initial public offering pursuant to its terms and has no expiration date.

F2 · ownership.nature: The shares are held by Benchmark Capital Partners VIII, L.P. ("BCP VIII"), as nominee for itself, Benchmark Founders' Fund VIII, L.P. ("BFF VIII") and Benchmark Founders' Fund VIII-B, L.P. ("BFF VIII-B"). Benchmark Capital Management Co. VIII, L.L.C. ("BCMC VIII"), the general partner of each of BCP VIII, BFF VIII and BFF VIII-B, may be deemed to have sole voting and dispositive power over such shares. Each entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such entity's pecuniary interest in such securities.

SEC source: 0001231919-26-000511 · form4-05192026_040505.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 Leadership Fund II, L.P.

Disclosed balance after: 1,091,411

Underlying: Class A Common Stock · 1,091,411 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 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 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 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 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.

F4 · ownership.nature: These securities are owned by Foundation Capital Leadership Fund II, L.P. ("FCL2"). Foundation Capital Management Co,. LF II, L.L.C. ("FCMLF2") serves as the sole general partner of FCL2 and, as such, FCMLF2 possesses voting and dispositive power over the shares held by FCL2, and may be deemed to have indirect beneficial ownership of the shares held by FCL2. FCMLF2 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

SEC source: 0001231919-26-000511 · form4-05192026_040505.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 Principals Fund, LLC

Disclosed balance after: 299,627

Underlying: Class A Common Stock · 299,627 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · entry 12

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: 13,911,305

Underlying: Class A Common Stock · 13,911,305 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · entry 11

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: 0

Underlying: Class B Common Stock · 1,091,411 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 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 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 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 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.

F4 · ownership.nature: These securities are owned by Foundation Capital Leadership Fund II, L.P. ("FCL2"). Foundation Capital Management Co,. LF II, L.L.C. ("FCMLF2") serves as the sole general partner of FCL2 and, as such, FCMLF2 possesses voting and dispositive power over the shares held by FCL2, and may be deemed to have indirect beneficial ownership of the shares held by FCL2. FCMLF2 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

SEC source: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · entry 10

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: 0

Underlying: Class B Common Stock · 1,151 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · entry 9

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: 0

Underlying: Class B Common Stock · 53,419 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · entry 8

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: 0

Underlying: Class B Common Stock · 653 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · entry 7

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: 0

Underlying: Class B Common Stock · 30,315 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · entry 6

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: 0

Underlying: Class B Common Stock · 2,356 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · entry 5

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: 0

Underlying: Class B Common Stock · 109,409 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · entry 4

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: 0

Underlying: Class B Common Stock · 30,053 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · 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 VIII, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 1,395,341 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · 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: 0

Underlying: Class B Common Stock · 265,414 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 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 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 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 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: These securities are owned 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: 0001231919-26-000511 · form4-05192026_040505.xml · derivative · 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: 0

Underlying: Class B Common Stock · 12,322,821 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 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 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 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 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: These securities are owned 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: 0001628280-26-035758 · wk-form4_1778889976.xml · nonDerivative · entry 1

Mallick Dhiraj · CIK 0002039572 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 801,998

F1 · kind: Represents shares withheld by the Issuer to satisfy tax liability on vesting of restricted stock units. Not a market sale.

SEC source: 0001628280-26-035740 · wk-form4_1778885388.xml · nonDerivative · entry 1

Patel Yagnesh · CIK 0001702410 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 130,917

F1 · kind: Represents shares withheld by the Issuer to satisfy tax liability on vesting of restricted stock units. Not a market sale.

SEC source: 0001628280-26-035739 · wk-form4_1778885380.xml · nonDerivative · entry 1

Lie Sean · CIK 0002132472 · Chief Technology Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,209,731

F1 · kind: Represents shares withheld by the Issuer to satisfy tax liability on vesting of restricted stock units. Not a market sale.

SEC source: 0001628280-26-035738 · wk-form4_1778885372.xml · nonDerivative · entry 1

Feldman Andrew D. · CIK 0002039573 · Director · CEO, President · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,056,621

F1 · kind: Represents shares withheld by the Issuer to satisfy tax liability on vesting of restricted stock units. Not a market sale.