Cloud All Star Fund, LP

SEC source: 0001193125-25-239028 · ownership.xml · nonDerivative · entry 2

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,089,795

F4 · shares: On October 10, 2025, BVP VIII, BVP VIII Inst and 15 Angels sold 218 shares, 262 shares and 12 shares of Class A Common Stock of the Issuer, respectively.

F5 · price: These shares were sold at a weighted average price of $101.33. These shares were sold in multiple transactions at prices ranging from $101.10 to $101.496. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F6 · balance_after: After the sales, BVP VIII, BVP VIII Inst, 15 Angels and Cloud All Star Fund, L.P. ("CASF"), own 3,808,157 shares, 3,830,146 shares, 170,944 shares and 189,399 shares of Class A Common Stock, respectively.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0001193125-25-239028 · ownership.xml · nonDerivative · entry 1

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,090,287

F1 · shares: On October 9, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 18,066 shares, 21,727 shares and 970 shares of Class A Common Stock of the Issuer, respectively.

F2 · price: These shares were sold at a weighted average price of $101.37. These shares were sold in multiple transactions at prices ranging from $101.00 to $101.80. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-114680 · ownership.xml · nonDerivative · entry 5

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,233,517

F7 · shares: On September 11, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 3,124 shares, 3,757 shares and 167 shares of Class A Common Stock of the Issuer, respectively.

F8 · price: These shares were sold at a weighted average price of $117.098. These shares were sold in multiple transactions at prices ranging from $117.00 to $117.283. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F9 · balance_after: After the sales, BVP VIII, BVP VIII Inst, 15 Angels and Cloud All Star Fund, L.P. ("CASF"), own 3,174,149 shares, 3,884,761 shares, 174,368 shares and 189,399 shares of Class A Common Stock, respectively.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-114680 · ownership.xml · nonDerivative · entry 4

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,240,565

F1 · shares: On September 10, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 6,461 shares, 7,771 shares and 347 shares of Class A Common Stock of the Issuer, respectively.

F6 · price: These shares were sold at a weighted average price of $118.735. These shares were sold in multiple transactions at prices ranging from $118.60 to $119.00. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-114680 · ownership.xml · nonDerivative · entry 3

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,242,332

F1 · shares: On September 10, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 6,461 shares, 7,771 shares and 347 shares of Class A Common Stock of the Issuer, respectively.

F5 · price: These shares were sold at a weighted average price of $118.151. These shares were sold in multiple transactions at prices ranging from $117.685 to $118.59. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-114680 · ownership.xml · nonDerivative · entry 2

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,249,581

F1 · shares: On September 10, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 6,461 shares, 7,771 shares and 347 shares of Class A Common Stock of the Issuer, respectively.

F4 · price: These shares were sold at a weighted average price of $117,135. These shares were sold in multiple transactions at prices ranging from $116.669 to $117.654. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-114680 · ownership.xml · nonDerivative · entry 1

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,250,953

F1 · shares: On September 10, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 6,461 shares, 7,771 shares and 347 shares of Class A Common Stock of the Issuer, respectively.

F2 · price: These shares were sold at a weighted average price of $116.079. These shares were sold in multiple transactions at prices ranging from $115.65 to $116.641. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-113985 · ownership.xml · nonDerivative · entry 8

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,255,144

F7 · shares: On September 9, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 181,558 shares, 150,966 shares and 8,109 shares of Class A Common Stock of the Issuer, respectively.

F11 · price: These shares were sold at a weighted average price of $119.859. These shares were sold in multiple transactions at prices ranging from $119.80 to $119.99. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F12 · balance_after: After the sales, BVP VIII, BVP VIII Inst, 15 Angels and Cloud All Star Fund, L.P. ("CASF"), own 3,183,734 shares, 3,896,289 shares, 174,882 shares and 189,399 shares of Class A Common Stock, respectively.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-113985 · ownership.xml · nonDerivative · entry 7

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,256,406

F7 · shares: On September 9, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 181,558 shares, 150,966 shares and 8,109 shares of Class A Common Stock of the Issuer, respectively.

F10 · price: These shares were sold at a weighted average price of $119.423. These shares were sold in multiple transactions at prices ranging from $118.87 to $119.796. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-113985 · ownership.xml · nonDerivative · entry 6

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,441,783

F7 · shares: On September 9, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 181,558 shares, 150,966 shares and 8,109 shares of Class A Common Stock of the Issuer, respectively.

F9 · price: These shares were sold at a weighted average price of $118.523. These shares were sold in multiple transactions at prices ranging from $117.87 to $118.869. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-113985 · ownership.xml · nonDerivative · entry 5

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,553,308

F7 · shares: On September 9, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 181,558 shares, 150,966 shares and 8,109 shares of Class A Common Stock of the Issuer, respectively.

F8 · price: These shares were sold at a weighted average price of $117.50. These shares were sold in multiple transactions at prices ranging from $116.876 to $117.869. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-113985 · ownership.xml · nonDerivative · entry 4

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,595,777

F1 · shares: On September 8, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 164,231 shares, 197,507 shares and 8,819 shares of Class A Common Stock of the Issuer, respectively.

F6 · price: These shares were sold at a weighted average price of $118.975. These shares were sold in multiple transactions at prices ranging from $118.482 to $119.43. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-113985 · ownership.xml · nonDerivative · entry 3

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,721,180

F1 · shares: On September 8, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 164,231 shares, 197,507 shares and 8,819 shares of Class A Common Stock of the Issuer, respectively.

F5 · price: These shares were sold at a weighted average price of $118.193. These shares were sold in multiple transactions at prices ranging from $117.485 to $118.478. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-113985 · ownership.xml · nonDerivative · entry 2

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,795,756

F1 · shares: On September 8, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 164,231 shares, 197,507 shares and 8,819 shares of Class A Common Stock of the Issuer, respectively.

F4 · price: These shares were sold at a weighted average price of $116.997. These shares were sold in multiple transactions at prices ranging from $116.48 to $117.474. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-113985 · ownership.xml · nonDerivative · entry 1

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,912,525

F1 · shares: On September 8, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 164,231 shares, 197,507 shares and 8,819 shares of Class A Common Stock of the Issuer, respectively.

F2 · price: These shares were sold at a weighted average price of $116.217. These shares were sold in multiple transactions at prices ranging from $115.48 to $116.477. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-095674 · ownership.xml · nonDerivative · entry 4

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,966,334

F6 · shares: On July 11, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 3,858 shares, 4,640 shares and 208 shares of Class A Common Stock of the Issuer, respectively.

F7 · price: These shares were sold at a weighted average price of $110.24. These shares were sold in multiple transactions at prices ranging from $110.00 to $110.95. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F8 · balance_after: After the sales, BVP VIII, BVP VIII Inst, 15 Angels and Cloud All Star Fund, L.P. ("CASF"), own 3,529,523 shares, 4,244,762 shares, 191,810 shares and 189,399 shares of Class A Common Stock, respectively.

F3 · ownership.nature: These shares were sold at a weighted average price of $111.82. These shares were sold in multiple transactions at prices ranging from $111.50 to $112.485. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0000950170-25-095674 · ownership.xml · nonDerivative · entry 3

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,975,040

F1 · shares: On July 10, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 37,645 shares, 45,274 shares and 2,023 shares of Class A Common Stock of the Issuer, respectively.

F5 · price: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

F3 · ownership.nature: These shares were sold at a weighted average price of $111.82. These shares were sold in multiple transactions at prices ranging from $111.50 to $112.485. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0000950170-25-095674 · ownership.xml · nonDerivative · entry 2

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 7,975,669

F1 · shares: On July 10, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 37,645 shares, 45,274 shares and 2,023 shares of Class A Common Stock of the Issuer, respectively.

F4 · price: These shares were sold at a weighted average price of $112.59. These shares were sold in multiple transactions at prices ranging from $112.50 to $112.70. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: These shares were sold at a weighted average price of $111.82. These shares were sold in multiple transactions at prices ranging from $111.50 to $112.485. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0000950170-25-095674 · ownership.xml · nonDerivative · entry 1

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,014,058

F1 · shares: On July 10, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 37,645 shares, 45,274 shares and 2,023 shares of Class A Common Stock of the Issuer, respectively.

F2 · price: These shares were sold at a weighted average price of $111.05. These shares were sold in multiple transactions at prices ranging from $110.50 to $111.496. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: These shares were sold at a weighted average price of $111.82. These shares were sold in multiple transactions at prices ranging from $111.50 to $112.485. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0000950170-25-095106 · ownership.xml · nonDerivative · entry 2

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,059,982

F4 · shares: On July 9, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 5,029 shares, 6,047 shares and 270 shares of Class A Common Stock of the Issuer, respectively.

F5 · price: These shares were sold at a weighted average price of $110.65. These shares were sold in multiple transactions at prices ranging from $110.50 to $111.19. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F6 · balance_after: After the sales, BVP VIII, BVP VIII Inst, 15 Angels and Cloud All Star Fund, L.P. ("CASF"), own 3,571,026 shares, 4,294,676 shares, 191,810 shares and 2,470 shares of Class A Common Stock, respectively.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-095106 · ownership.xml · nonDerivative · entry 1

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,071,328

F1 · shares: On July 8, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 390 shares, 469 shares and 20 shares of Class A Common Stock of the Issuer, respectively.

F2 · price: These shares were sold at a weighted average price of $110.54. These shares were sold in multiple transactions at prices ranging from $110.50 to $110.58. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-094266 · ownership.xml · nonDerivative · entry 3

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,072,207

F4 · shares: On July 3, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 25,765 shares, 30,985 shares and 1,383 shares of Class A Common Stock of the Issuer, respectively.

F6 · price: These shares were sold at a weighted average price of $111.35. These shares were sold in multiple transactions at prices ranging from $111.00 to $111.68. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F7 · balance_after: After the sales, BVP VIII, BVP VIII Inst, 15 Angels and Cloud All Star Fund, L.P. ("CASF"), own 3,576,445 shares, 4,301,192 shares, 192,100 shares and 2,470 shares of Class A Common Stock, respectively.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-094266 · ownership.xml · nonDerivative · entry 2

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,096,689

F4 · shares: On July 3, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 25,765 shares, 30,985 shares and 1,383 shares of Class A Common Stock of the Issuer, respectively.

F5 · price: These shares were sold at a weighted average price of $110.751. These shares were sold in multiple transactions at prices ranging from $110.09 to $110.999. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-094266 · ownership.xml · nonDerivative · entry 1

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,130,340

F1 · shares: On July 2, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 4,614 shares, 5,549 shares and 248 shares of Class A Common Stock of the Issuer, respectively.

F2 · price: These shares were sold at a weighted average price of $110.596. These shares were sold in multiple transactions at prices ranging from $110.50 to $110.62. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-092364 · ownership.xml · nonDerivative · entry 7

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,140,751

F7 · shares: On June 30, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 47,490 shares, 57,112 shares and 2,550 shares of Class A Common Stock of the Issuer, respectively.

F10 · price: These shares were sold at a weighted average price of $108.62. These shares were sold in multiple transactions at prices ranging from $109.14 to $109.72. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F11 · balance_after: After the sales, BVP VIII, BVP VIII Inst, 15 Angels and Cloud All Star Fund, L.P. ("CASF"), own 3,606,824 shares, 4,337,726 shares, 193,731 shares and 2,470 shares of Class A Common Stock, respectively.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-092364 · ownership.xml · nonDerivative · entry 6

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,158,338

F7 · shares: On June 30, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 47,490 shares, 57,112 shares and 2,550 shares of Class A Common Stock of the Issuer, respectively.

F9 · price: These shares were sold at a weighted average price of $108.62. These shares were sold in multiple transactions at prices ranging from $108.17 to $109.136. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-092364 · ownership.xml · nonDerivative · entry 5

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,228,395

F7 · shares: On June 30, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 47,490 shares, 57,112 shares and 2,550 shares of Class A Common Stock of the Issuer, respectively.

F8 · price: These shares were sold at a weighted average price of $107.76. These shares were sold in multiple transactions at prices ranging from $107.16 to $108.145. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-092364 · ownership.xml · nonDerivative · entry 4

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,247,903

F1 · shares: On June 27, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 52,353 shares, 62,961 shares and 2,811 shares of Class A Common Stock of the Issuer, respectively

F6 · price: These shares were sold at a weighted average price of $108.47. These shares were sold in multiple transactions at prices ranging from $108.41 to $108.54 The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-092364 · ownership.xml · nonDerivative · entry 3

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,248,553

F1 · shares: On June 27, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 52,353 shares, 62,961 shares and 2,811 shares of Class A Common Stock of the Issuer, respectively

F5 · price: These shares were sold at a weighted average price of $107.82. These shares were sold in multiple transactions at prices ranging from $107.50 to $108.39. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-092364 · ownership.xml · nonDerivative · entry 2

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,318,381

F1 · shares: On June 27, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 52,353 shares, 62,961 shares and 2,811 shares of Class A Common Stock of the Issuer, respectively

F4 · price: These shares were sold at a weighted average price of $107.06. These shares were sold in multiple transactions at prices ranging from $106.50 to $107.495. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-092364 · ownership.xml · nonDerivative · entry 1

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,359,344

F1 · shares: On June 27, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 52,353 shares, 62,961 shares and 2,811 shares of Class A Common Stock of the Issuer, respectively

F2 · price: These shares were sold at a weighted average price of $105.93. These shares were sold in multiple transactions at prices ranging from $105.55 to $106.46. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-091139 · ownership.xml · nonDerivative · entry 3

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,366,028

F4 · shares: On June 26, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 55,400 shares, 66,625 shares and 2,975 shares of Class A Common Stock of the Issuer, respectively.

F6 · price: These shares were sold at a weighted average price of $106.20. These shares were sold in multiple transactions at prices ranging from $106.00 to $106.59. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F7 · balance_after: After the sales, BVP VIII, BVP VIII Inst, 15 Angels and Cloud All Star Fund, L.P. ("CASF"), own 3,706,667 shares, 4,457,799 shares, 199,092 shares and 2,470 shares of Class A Common Stock, respectively.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-091139 · ownership.xml · nonDerivative · entry 2

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,430,397

F4 · shares: On June 26, 2025, BVP VIII, BVP VIII Inst and 15 Angels II sold 55,400 shares, 66,625 shares and 2,975 shares of Class A Common Stock of the Issuer, respectively.

F5 · price: These shares were sold at a weighted average price of $105.51. These shares were sold in multiple transactions at prices ranging from $105.00 to $105.99. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-091139 · ownership.xml · nonDerivative · entry 1

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,491,028

F1 · shares: On June 25, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 5,559 shares, 6,685 shares and 299 shares of Class A Common Stock of the Issuer, respectively, at a weighted average price of $105.43. These shares were sold in multiple transactions at prices ranging from $105.02 to $105.59. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F1 · price: On June 25, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 5,559 shares, 6,685 shares and 299 shares of Class A Common Stock of the Issuer, respectively, at a weighted average price of $105.43. These shares were sold in multiple transactions at prices ranging from $105.02 to $105.59. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F2 · balance_after: After the sales, BVP VIII, BVP VIII Inst, 15 Angels and Cloud All Star Fund, L.P. ("CASF"), own 3,762,067 shares, 4,524,424 shares, 202,067 shares and 2,470 shares of Class A Common Stock, respectively.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-25-085738 · ownership.xml · nonDerivative · entry 1

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 8,503,571

F1 · shares: On June 10, 2025, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 221,596 shares, 266,502 shares and 11,902 shares of Class A Common Stock of the Issuer, respectively.

F2 · balance_after: After the sales, BVP VIII, BVP VIII Inst, 15 Angels and Cloud All Star Fund, L.P. ("CASF"), own 3,767,626 shares, 4,531,109, shares, 202,366 shares and 2,470 shares of Class A Common Stock, respectively.

F3 · ownership.nature: Certain affiliates of the Bessemer Funds own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of BVP VIII Inst. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of BVP VIII and BVP Inst VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Funds. Investment and voting decisions with respect to the securities held by the Bessemer Funds are made by the directors of Deer VIII Ltd. acting as an investment committee.

SEC source: 0000950170-24-137501 · ownership.xml · derivative · entry 6

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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 A Common Stock · 134,269 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 Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · price: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · derivative.exercise_date: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · derivative.expiration_date: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F1 · derivative.underlying: Pursuant to a reclassification exempt under Rule 16b-7, each share of the Issuer's Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

F8 · derivative.underlying_shares: Reflects an adjustment to the conversion ratio in accordance with the terms of the preferred stock provided in the Issuer's Amended and Restated Certificate of Incorporation.

F3 · ownership.nature: Certain affiliates of the Bessemer Entities own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of Bessemer VIII Institutional. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of Bessemer VIII and Bessemer Institutional VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Entities. Investment and voting decisions with respect to the securities held by the Bessemer Entities are made by the directors of Deer VIII Ltd. acting as an investment committee.

F10 · ownership.nature: Consists of 126,091 shares of Series G Preferred Stock held by 15 Angels.

SEC source: 0000950170-24-137501 · ownership.xml · derivative · entry 5

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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 A Common Stock · 119,198 shares

Expires not disclosed

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

F4 · derivative.exercise_price: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · price: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · derivative.exercise_date: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · derivative.expiration_date: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F1 · derivative.underlying: Pursuant to a reclassification exempt under Rule 16b-7, each share of the Issuer's Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

F8 · derivative.underlying_shares: Reflects an adjustment to the conversion ratio in accordance with the terms of the preferred stock provided in the Issuer's Amended and Restated Certificate of Incorporation.

F3 · ownership.nature: Certain affiliates of the Bessemer Entities own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of Bessemer VIII Institutional. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of Bessemer VIII and Bessemer Institutional VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Entities. Investment and voting decisions with respect to the securities held by the Bessemer Entities are made by the directors of Deer VIII Ltd. acting as an investment committee.

F9 · ownership.nature: Consists of 61,048 shares of Series F Preferred Stock held by Bessemer Institutional VIII, 50,761 shares of Series F Preferred Stock held by Bessemer VIII, and 1,397 shares of Series F Preferred Stock held by CASF.

SEC source: 0000950170-24-137501 · ownership.xml · derivative · entry 4

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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 A Common Stock · 190,151 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.

F4 · derivative.exercise_price: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · price: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · derivative.exercise_date: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · derivative.expiration_date: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F1 · derivative.underlying: Pursuant to a reclassification exempt under Rule 16b-7, each share of the Issuer's Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

F3 · ownership.nature: Certain affiliates of the Bessemer Entities own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of Bessemer VIII Institutional. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of Bessemer VIII and Bessemer Institutional VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Entities. Investment and voting decisions with respect to the securities held by the Bessemer Entities are made by the directors of Deer VIII Ltd. acting as an investment committee.

F7 · ownership.nature: Consists of 103,822 shares of Series D Preferred Stock held by Bessemer Institutional VIII and 86,329 shares of Series D Preferred Stock held by Bessemer VIII.

SEC source: 0000950170-24-137501 · ownership.xml · derivative · entry 3

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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 A Common Stock · 343,744 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 Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · price: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · derivative.exercise_date: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · derivative.expiration_date: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F1 · derivative.underlying: Pursuant to a reclassification exempt under Rule 16b-7, each share of the Issuer's Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

F3 · ownership.nature: Certain affiliates of the Bessemer Entities own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of Bessemer VIII Institutional. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of Bessemer VIII and Bessemer Institutional VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Entities. Investment and voting decisions with respect to the securities held by the Bessemer Entities are made by the directors of Deer VIII Ltd. acting as an investment committee.

F6 · ownership.nature: Consists of 187,684 shares of Series C Preferred Stock held by Bessemer Institutional VIII and 156,060 shares of Series C Preferred Stock held by Bessemer VIII.

SEC source: 0000950170-24-137501 · ownership.xml · derivative · entry 2

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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 A Common Stock · 8,135,210 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 Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · price: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · derivative.exercise_date: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F4 · derivative.expiration_date: Each share of Series A-3 Preferred Stock, Series C Preferred Stock, and Series D Preferred Stock automatically converted into Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series F Preferred Stock automatically converted into Common Stock on an approximately 1:1.05 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date. Each share of Series G Preferred Stock automatically converted into Common Stock on an approximately 1:1.06 basis immediately prior to the closing of the Issuer's initial public offering of Class A Common Stock and has no expiration date.

F1 · derivative.underlying: Pursuant to a reclassification exempt under Rule 16b-7, each share of the Issuer's Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

F3 · ownership.nature: Certain affiliates of the Bessemer Entities own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of Bessemer VIII Institutional. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of Bessemer VIII and Bessemer Institutional VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Entities. Investment and voting decisions with respect to the securities held by the Bessemer Entities are made by the directors of Deer VIII Ltd. acting as an investment committee.

F5 · ownership.nature: Consists of 4,441,825 shares of Series A-3 Preferred Stock held by Bessemer Institutional VIII and 3,693,385 shares of Series A-3 Preferred Stock held by Bessemer VIII.

SEC source: 0000950170-24-137501 · ownership.xml · nonDerivative · entry 1

Bessemer Venture Partners VIII L.P. · CIK 0001508900 · 10% owner

Bessemer Venture Partners VIII Institutional L.P. · CIK 0001508902 · 10% owner

15 Angels II LLC · CIK 0001713257 · 10% owner

Cloud All Star Fund, LP · CIK 0001828220 · 10% owner

Deer VIII & Co. Ltd. · CIK 0001559311 · 10% owner

Deer VIII & Co. L.P. · CIK 0001559306 · 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: 9,003,571

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 · security: Pursuant to a reclassification exempt under Rule 16b-7, each share of the Issuer's Common Stock was automatically reclassified into one share of Class A Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock.

F2 · ownership.nature: Consists of 214,268 shares of Class A Common Stock held by 15 Angels II LLC ("15 Angels"), 4,797,611 shares of Class A Common Stock heldy by Bessemer Venture Partners VIII Institutional LP ("Bessemer Institutional VIII"), 3,989,222 shares of Class A Common Stock held by Bessemer Venture Partners VIII, L.P. ("Bessemer VIII" and, together with Bessemer Institutional VIII and 15 Angels, the "Bessemer Entities"), and 2,470 shares of Common Stock held by Cloud All Star Fund, L.P. ("CASF").

F3 · ownership.nature: Certain affiliates of the Bessemer Entities own a material interest in Cloud All Star Fund GP, LLC, the general partner of CASF, which has voting and dispositive power with respect to the shares held by CASF. 15 Angels is a subsidiary of Bessemer VIII Institutional. Deer VIII & Co. L.P. ("Deer VIII L.P.") is the general partner of Bessemer VIII and Bessemer Institutional VIII. Deer VIII & Co. Ltd. ("Deer VIII Ltd.") is the general partner of Deer VIII L.P. Byron Deeter, David Cowan, Jeremy Levine, Robert P. Goodman, Scott Ring, Sandra Grippo and Robert M. Stavis are the directors of Deer VIII Ltd. and hold voting and dispositive power for the Bessemer Entities. Investment and voting decisions with respect to the securities held by the Bessemer Entities are made by the directors of Deer VIII Ltd. acting as an investment committee.