GTLB

SEC source: 0001653482-25-000029 · wk-form4_1758149025.xml · nonDerivative · entry 1

BLASING KAREN · CIK 0001256358 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 101,040

F1 · kind: The sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on March 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.39 to $50.36, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote 2 and footnote 3.

SEC source: 0001193125-25-200125 · ownership.xml · nonDerivative · entry 2

Jacobson Matthew · CIK 0001783518 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By ICONIQ Strategic Partners IV-B, L.P.

Disclosed balance after: 825,290

F1 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $46.465 to $47.18. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

F2 · ownership.direct: ICONIQ Strategic Partners III GP, L.P. ("ICONIQ III GP") is the sole general partner of each of ICONIQ Strategic Partners III, L.P. ("ICONIQ III") and ICONIQ Strategic Partners III-B, L.P. ("ICONIQ III-B"). ICONIQ Strategic Partners III TT GP, Ltd. ("ICONIQ III Parent GP") is the sole general partner of ICONIQ III GP. ICONIQ Strategic Partners IV GP, L.P. ("ICONIQ IV GP") is the sole general partner of each of ICONIQ Strategic Partners IV, L.P. ("ICONIQ IV") and ICONIQ Strategic Partners IV-B, L.P. ("ICONIQ IV-B"). ICONIQ Strategic Partners IV TT GP, Ltd. ("ICONIQ IV Parent GP") is the sole general partner of ICONIQ IV GP. ICONIQ Strategic Partners V GP, L.P. ("ICONIQ V GP") is the sole general partner of each of ICONIQ Strategic Partners V, L.P. ("ICONIQ V") and ICONIQ Strategic Partners V-B, L.P. ("ICONIQ V-B"). ICONIQ Strategic Partners V TT GP, Ltd. ("ICONIQ V Parent GP") is the sole general partner of ICONIQ V GP.

F3 · ownership.direct: (continued) ICONIQ Strategic Partners VI GP, L.P. ("ICONIQ VI GP") is the sole general partner of each of ICONIQ Strategic Partners VI, L.P. ("ICONIQ VI") and ICONIQ Strategic Partners VI-B, L.P. ("ICONIQ VI-B"). ICONIQ Strategic Partners VI TT GP, Ltd. ("ICONIQ VI Parent GP") is the sole general partner of ICONIQ VI GP. ICONIQ Capital Group GP, LLC ("ICONIQ Investment GP") is the general partner of ICONIQ Investment Holdings, LP ("ICONIQ Investment"). Divesh Makan ("Makan") is the sole member of ICONIQ Investment GP. Makan and William J.G. Griffith ("Griffith") are the sole equity holders of ICONIQ III Parent GP. Makan, Griffith and the Reporting Person are the sole equity holders of each of ICONIQ IV Parent GP, ICONIQ V Parent GP and ICONIQ VI Parent GP.

F4 · ownership.direct: The Reporting Person disclaims beneficial ownership of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001193125-25-200125 · ownership.xml · nonDerivative · entry 1

Jacobson Matthew · CIK 0001783518 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By ICONIQ Strategic Partners IV, L.P.

Disclosed balance after: 498,098

F1 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $46.465 to $47.18. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

F2 · ownership.direct: ICONIQ Strategic Partners III GP, L.P. ("ICONIQ III GP") is the sole general partner of each of ICONIQ Strategic Partners III, L.P. ("ICONIQ III") and ICONIQ Strategic Partners III-B, L.P. ("ICONIQ III-B"). ICONIQ Strategic Partners III TT GP, Ltd. ("ICONIQ III Parent GP") is the sole general partner of ICONIQ III GP. ICONIQ Strategic Partners IV GP, L.P. ("ICONIQ IV GP") is the sole general partner of each of ICONIQ Strategic Partners IV, L.P. ("ICONIQ IV") and ICONIQ Strategic Partners IV-B, L.P. ("ICONIQ IV-B"). ICONIQ Strategic Partners IV TT GP, Ltd. ("ICONIQ IV Parent GP") is the sole general partner of ICONIQ IV GP. ICONIQ Strategic Partners V GP, L.P. ("ICONIQ V GP") is the sole general partner of each of ICONIQ Strategic Partners V, L.P. ("ICONIQ V") and ICONIQ Strategic Partners V-B, L.P. ("ICONIQ V-B"). ICONIQ Strategic Partners V TT GP, Ltd. ("ICONIQ V Parent GP") is the sole general partner of ICONIQ V GP.

F3 · ownership.direct: (continued) ICONIQ Strategic Partners VI GP, L.P. ("ICONIQ VI GP") is the sole general partner of each of ICONIQ Strategic Partners VI, L.P. ("ICONIQ VI") and ICONIQ Strategic Partners VI-B, L.P. ("ICONIQ VI-B"). ICONIQ Strategic Partners VI TT GP, Ltd. ("ICONIQ VI Parent GP") is the sole general partner of ICONIQ VI GP. ICONIQ Capital Group GP, LLC ("ICONIQ Investment GP") is the general partner of ICONIQ Investment Holdings, LP ("ICONIQ Investment"). Divesh Makan ("Makan") is the sole member of ICONIQ Investment GP. Makan and William J.G. Griffith ("Griffith") are the sole equity holders of ICONIQ III Parent GP. Makan, Griffith and the Reporting Person are the sole equity holders of each of ICONIQ IV Parent GP, ICONIQ V Parent GP and ICONIQ VI Parent GP.

F4 · ownership.direct: The Reporting Person disclaims beneficial ownership of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001886022-25-000004 · wk-form4_1755639514.xml · derivative · entry 5

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 16,051,072

Underlying: Class A Common Stock · 108,600 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001886022-25-000004 · wk-form4_1755639514.xml · nonDerivative · entry 4

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 0

F3 · kind: This transaction was executed pursuant to a trading plan entered into by the reporting person, as the sole trustee of the Sytse Sijbrandij Revocable Trust dated February 21, 2019, on December 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.87 to $46.28, inclusive.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001886022-25-000004 · wk-form4_1755639514.xml · nonDerivative · entry 3

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 6,413

F3 · kind: This transaction was executed pursuant to a trading plan entered into by the reporting person, as the sole trustee of the Sytse Sijbrandij Revocable Trust dated February 21, 2019, on December 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.87 to $45.86, inclusive.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001886022-25-000004 · wk-form4_1755639514.xml · nonDerivative · entry 2

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 76,342

F3 · kind: This transaction was executed pursuant to a trading plan entered into by the reporting person, as the sole trustee of the Sytse Sijbrandij Revocable Trust dated February 21, 2019, on December 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.83 to $44.80, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote 4, footnote 5, and footnote 6.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001886022-25-000004 · wk-form4_1755639514.xml · nonDerivative · entry 1

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 108,600

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

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001256358-25-000004 · wk-form4_1755639544.xml · nonDerivative · entry 1

BLASING KAREN · CIK 0001256358 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 103,889

F1 · kind: The sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on March 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-035461 · wk-form4_1753129314.xml · nonDerivative · entry 1

BLASING KAREN · CIK 0001256358 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 107,139

F1 · kind: The sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on March 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-035210 · wk-form4_1752783421.xml · derivative · entry 4

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 16,159,672

Underlying: Class A Common Stock · 108,600 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding, or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding, or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding, or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding, or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-035210 · wk-form4_1752783421.xml · nonDerivative · entry 3

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 0

F3 · kind: This transaction was executed pursuant to a trading plan entered into by the reporting person, as the sole trustee of the Sytse Sijbrandij Revocable Trust dated February 21, 2019, on December 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.90 to $44.34, inclusive.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-035210 · wk-form4_1752783421.xml · nonDerivative · entry 2

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 12,516

F3 · kind: This transaction was executed pursuant to a trading plan entered into by the reporting person, as the sole trustee of the Sytse Sijbrandij Revocable Trust dated February 21, 2019, on December 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.90 to $43.89, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote 4 and footnote 5.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-035210 · wk-form4_1752783421.xml · nonDerivative · entry 1

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 108,600

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

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding, or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-035213 · wk-form4_1752783662.xml · nonDerivative · entry 1

Saintil Merline · CIK 0001699497 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,594

F1 · kind: The sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on March 28, 2025 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-034329 · wk-form4_1751580452.xml · nonDerivative · entry 1

Saintil Merline · CIK 0001699497 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 14,201

F1 · kind: The sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on March 28, 2025 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-033510 · wk-form4_1751315230.xml · nonDerivative · entry 1

BLASING KAREN · CIK 0001256358 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 110,389

F1 · kind: The sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on March 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0000950170-25-090863 · ownership.xml · nonDerivative · entry 2

Jacobson Matthew · CIK 0001783518 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By ICONIQ Strategic Partners IV-B, L.P.

Disclosed balance after: 914,596

F1 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $42.13 to $42.65. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

F2 · ownership.direct: ICONIQ Strategic Partners III GP, L.P. ("ICONIQ III GP") is the sole general partner of each of ICONIQ Strategic Partners III, L.P. ("ICONIQ III") and ICONIQ Strategic Partners III-B, L.P. ("ICONIQ III-B"). ICONIQ Strategic Partners III TT GP, Ltd. ("ICONIQ III Parent GP") is the sole general partner of ICONIQ III GP. ICONIQ Strategic Partners IV GP, L.P. ("ICONIQ IV GP") is the sole general partner of each of ICONIQ Strategic Partners IV, L.P. ("ICONIQ IV") and ICONIQ Strategic Partners IV-B, L.P. ("ICONIQ IV-B"). ICONIQ Strategic Partners IV TT GP, Ltd. ("ICONIQ IV Parent GP") is the sole general partner of ICONIQ IV GP. ICONIQ Strategic Partners V GP, L.P. ("ICONIQ V GP") is the sole general partner of each of ICONIQ Strategic Partners V, L.P. ("ICONIQ V") and ICONIQ Strategic Partners V-B, L.P. ("ICONIQ V-B"). ICONIQ Strategic Partners V TT GP, Ltd. ("ICONIQ V Parent GP") is the sole general partner of ICONIQ V GP.

F3 · ownership.direct: (continued) ICONIQ Strategic Partners VI GP, L.P. ("ICONIQ VI GP") is the sole general partner of each of ICONIQ Strategic Partners VI, L.P. ("ICONIQ VI") and ICONIQ Strategic Partners VI-B, L.P. ("ICONIQ VI-B"). ICONIQ Strategic Partners VI TT GP, Ltd. ("ICONIQ VI Parent GP") is the sole general partner of ICONIQ VI GP. ICONIQ Capital Group GP, LLC ("ICONIQ Investment GP") is the general partner of ICONIQ Investment Holdings, LP ("ICONIQ Investment"). Divesh Makan ("Makan") is the sole member of ICONIQ Investment GP. Makan and William J.G. Griffith ("Griffith") are the sole equity holders of ICONIQ III Parent GP. Makan, Griffith and the Reporting Person are the sole equity holders of each of ICONIQ IV Parent GP, ICONIQ V Parent GP and ICONIQ VI Parent GP.

F4 · ownership.direct: The Reporting Person disclaims beneficial ownership of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0000950170-25-090863 · ownership.xml · nonDerivative · entry 1

Jacobson Matthew · CIK 0001783518 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By ICONIQ Strategic Partners IV, L.P.

Disclosed balance after: 551,997

F1 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $42.13 to $42.65. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

F2 · ownership.direct: ICONIQ Strategic Partners III GP, L.P. ("ICONIQ III GP") is the sole general partner of each of ICONIQ Strategic Partners III, L.P. ("ICONIQ III") and ICONIQ Strategic Partners III-B, L.P. ("ICONIQ III-B"). ICONIQ Strategic Partners III TT GP, Ltd. ("ICONIQ III Parent GP") is the sole general partner of ICONIQ III GP. ICONIQ Strategic Partners IV GP, L.P. ("ICONIQ IV GP") is the sole general partner of each of ICONIQ Strategic Partners IV, L.P. ("ICONIQ IV") and ICONIQ Strategic Partners IV-B, L.P. ("ICONIQ IV-B"). ICONIQ Strategic Partners IV TT GP, Ltd. ("ICONIQ IV Parent GP") is the sole general partner of ICONIQ IV GP. ICONIQ Strategic Partners V GP, L.P. ("ICONIQ V GP") is the sole general partner of each of ICONIQ Strategic Partners V, L.P. ("ICONIQ V") and ICONIQ Strategic Partners V-B, L.P. ("ICONIQ V-B"). ICONIQ Strategic Partners V TT GP, Ltd. ("ICONIQ V Parent GP") is the sole general partner of ICONIQ V GP.

F3 · ownership.direct: (continued) ICONIQ Strategic Partners VI GP, L.P. ("ICONIQ VI GP") is the sole general partner of each of ICONIQ Strategic Partners VI, L.P. ("ICONIQ VI") and ICONIQ Strategic Partners VI-B, L.P. ("ICONIQ VI-B"). ICONIQ Strategic Partners VI TT GP, Ltd. ("ICONIQ VI Parent GP") is the sole general partner of ICONIQ VI GP. ICONIQ Capital Group GP, LLC ("ICONIQ Investment GP") is the general partner of ICONIQ Investment Holdings, LP ("ICONIQ Investment"). Divesh Makan ("Makan") is the sole member of ICONIQ Investment GP. Makan and William J.G. Griffith ("Griffith") are the sole equity holders of ICONIQ III Parent GP. Makan, Griffith and the Reporting Person are the sole equity holders of each of ICONIQ IV Parent GP, ICONIQ V Parent GP and ICONIQ VI Parent GP.

F4 · ownership.direct: The Reporting Person disclaims beneficial ownership of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001628280-25-032611 · wk-form4_1750710192.xml · nonDerivative · entry 1

HENSHALL DAVID J · CIK 0001176008 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,324

F1 · shares: Represents an annual grant of restricted stock units ("RSUs") for non-employee board service. Each RSU represents a right to receive one share of Gitlab Inc. (the "Company") Class A Common Stock upon vesting. The shares underlying the RSUs will fully vest on the earlier of (1) the date of the following year's annual meeting of the Company's stockholders and (2) the date that is one year following the date of grant (the "Vesting Date"), subject to the reporting person's continued service to the Company on the applicable Vesting Date.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-032622 · wk-form4_1750710631.xml · nonDerivative · entry 1

Bedi Sundeep · CIK 0001886025 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,319

F1 · shares: Represents an annual grant of restricted stock units ("RSUs") for non-employee board service. Each RSU represents a right to receive one share of Gitlab Inc. (the "Company") Class A Common Stock upon vesting. The shares underlying the RSUs will fully vest on the earlier of (1) the date of the following year's annual meeting of the Company's stockholders and (2) the date that is one year following the date of grant (the "Vesting Date"), subject to the reporting person's continued service to the Company on the applicable Vesting Date.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-032615 · wk-form4_1750710269.xml · nonDerivative · entry 1

BOSTROM SUSAN L · CIK 0001181469 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 149,819

F1 · shares: Represents an annual grant of restricted stock units ("RSUs") for non-employee board service. Each RSU represents a right to receive one share of Gitlab Inc. (the "Company") Class A Common Stock upon vesting. The shares underlying the RSUs will fully vest on the earlier of (1) the date of the following year's annual meeting of the Company's stockholders and (2) the date that is one year following the date of grant (the "Vesting Date"), subject to the reporting person's continued service to the Company on the applicable Vesting Date.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-032623 · wk-form4_1750710678.xml · nonDerivative · entry 1

SULLIVAN GODFREY · CIK 0001233412 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,819

F1 · shares: Represents an annual grant of restricted stock units ("RSUs") for non-employee board service. Each RSU represents a right to receive one share of Gitlab Inc. (the "Company") Class A Common Stock upon vesting. The shares underlying the RSUs will fully vest on the earlier of (1) the date of the following year's annual meeting of the Company's stockholders and (2) the date that is one year following the date of grant (the "Vesting Date"), subject to the reporting person's continued service to the Company on the applicable Vesting Date.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-032618 · wk-form4_1750710366.xml · nonDerivative · entry 1

BLASING KAREN · CIK 0001256358 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 113,639

F1 · shares: Represents an annual grant of restricted stock units ("RSUs") for non-employee board service. Each RSU represents a right to receive one share of Gitlab Inc. (the "Company") Class A Common Stock upon vesting. The shares underlying the RSUs will fully vest on the earlier of (1) the date of the following year's annual meeting of the Company's stockholders and (2) the date that is one year following the date of grant (the "Vesting Date"), subject to the reporting person's continued service to the Company on the applicable Vesting Date.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-032620 · wk-form4_1750710572.xml · nonDerivative · entry 1

Saintil Merline · CIK 0001699497 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,808

F1 · shares: Represents an annual grant of restricted stock units ("RSUs") for non-employee board service. Each RSU represents a right to receive one share of Gitlab Inc. (the "Company") Class A Common Stock upon vesting. The shares underlying the RSUs will fully vest on the earlier of (1) the date of the following year's annual meeting of the Company's stockholders and (2) the date that is one year following the date of grant (the "Vesting Date"), subject to the reporting person's continued service to the Company on the applicable Vesting Date.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-032109 · wk-form4_1750277619.xml · derivative · entry 2

Steward Ian · CIK 0002067878 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 123,076

Underlying: Class A Common Stock · 123,076 shares

Expires not disclosed

F3 · derivative.exercise_price: Each performance stock unit ("PSU") represents a contingent right to receive one share of the Company's Class A Common Stock, subject to the achievement of certain performance criteria and the reporting person's continued service to the Company on each applicable vesting date following such achievement.

F4 · shares: The number of PSUs in this column represents the number of shares of Class A Common Stock the reporting person will receive assuming achievement at the "target" level of the corporate performance metrics set by the Company's Board of Directors for this award.

F5 · derivative.exercise_date: Once the performance criteria have been achieved, the award shall vest in four equal quarterly installments thereafter.

F6 · derivative.expiration_date: If the performance criteria are not achieved, the portion of the award which was capable of vesting on that date will expire.

SEC source: 0001628280-25-032109 · wk-form4_1750277619.xml · nonDerivative · entry 1

Steward Ian · CIK 0002067878 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 184,615

F1 · shares: Represents a grant of time-based restricted stock units ("RSU"), with each RSU representing a contingent right to receive one share of Gitlab Inc. (the "Company") Class A Common Stock subject to the reporting person's continued service to the Company on each applicable vesting date. The RSUs shall be satisfied over a four-year period, as follows: (a) 2/16 of the grant shall vest on December 15, 2025; (b) and thereafter, 1/16 of the grant shall vest on each Quarterly Vesting Date. "Quarterly Vesting Date" means each of March 15, June 15, September 15.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-032110 · wk-form4_1750277677.xml · derivative · entry 4

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 16,268,272

Underlying: Class A Common Stock · 108,600 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-032110 · wk-form4_1750277677.xml · nonDerivative · entry 3

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 0

F3 · kind: This transaction was executed pursuant to a trading plan entered into by the reporting person, as the sole trustee of the Sytse Sijbrandij Revocable Trust dated February 21, 2019, on December 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.86 to $42.50, inclusive.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-032110 · wk-form4_1750277677.xml · nonDerivative · entry 2

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 23,992

F3 · kind: This transaction was executed pursuant to a trading plan entered into by the reporting person, as the sole trustee of the Sytse Sijbrandij Revocable Trust dated February 21, 2019, on December 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.86 to $41.85, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote 4 and footnote 5.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-032110 · wk-form4_1750277677.xml · nonDerivative · entry 1

Sijbrandij Sytse · CIK 0001886022 · Director · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 108,600

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

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-032120 · wk-form4_1750277855.xml · nonDerivative · entry 1

Staples William · CIK 0001801655 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 363,424

F1 · shares: Represents shares of GitLab Inc.'s (the "Company") Class A Common Stock sold to satisfy the reporting person's tax obligations arising as a result of the vesting of a portion of a restricted stock unit award.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.91 to $42.05, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F3 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-032113 · wk-form4_1750277731.xml · nonDerivative · entry 1

Schulman Robin · CIK 0001627835 · Chief Legal Officer & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 153,888

F1 · shares: Represents shares of GitLab Inc.'s (the "Company") Class A Common Stock sold to satisfy the reporting person's tax obligations arising as a result of the vesting of a portion of a restricted stock unit award.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.91 to $42.05, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F3 · balance_after: Includes shares of Class A Common Stock that have not yet vested. This also includes shares acquired pursuant to the Company's Employee Stock Purchase Plan.

SEC source: 0001628280-25-032115 · wk-form4_1750277771.xml · nonDerivative · entry 1

ROBINS BRIAN G · CIK 0001431768 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 327,805

F1 · shares: Represents shares of GitLab Inc.'s Class A Common Stock sold to satisfy the reporting person's tax obligations arising as a result of the vesting of restricted stock units.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.91 to $42.05, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F3 · balance_after: Includes shares of Class A Common Stock that have not yet vested. This also includes shares acquired pursuant to the Company's Employee Stock Purchase Plan.

SEC source: 0001628280-25-032118 · wk-form4_1750277813.xml · nonDerivative · entry 1

Farmer Sabrina · CIK 0002008113 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 254,093

F1 · shares: Represents shares of GitLab Inc.'s (the "Company") Class A Common Stock sold to satisfy the reporting person's tax obligations arising as a result of the vesting of a portion of a restricted stock unit award.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.91 to $42.05, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F3 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-026072 · wk-form4_1747345713.xml · nonDerivative · entry 2

BLASING KAREN · CIK 0001256358 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 108,733

F1 · kind: The sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on March 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $52.22 to $53.06, inclusive.

F4 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-026072 · wk-form4_1747345713.xml · nonDerivative · entry 1

BLASING KAREN · CIK 0001256358 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 109,033

F1 · kind: The sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on March 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.92 to $51.85, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote 2 and footnote 3.

SEC source: 0001628280-25-026074 · wk-form4_1747345862.xml · derivative · entry 4

Sijbrandij Sytse · CIK 0001886022 · Director · Executive Chair of the Board · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 16,376,872

Underlying: Class A Common Stock · 108,600 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-026074 · wk-form4_1747345862.xml · nonDerivative · entry 3

Sijbrandij Sytse · CIK 0001886022 · Director · Executive Chair of the Board · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 0

F3 · kind: This transaction was executed pursuant to a trading plan entered into by the reporting person, as the sole trustee of the Sytse Sijbrandij Revocable Trust dated February 21, 2019, on December 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $53.39 to $54.08, inclusive.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-026074 · wk-form4_1747345862.xml · nonDerivative · entry 2

Sijbrandij Sytse · CIK 0001886022 · Director · Executive Chair of the Board · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 17,423

F3 · kind: This transaction was executed pursuant to a trading plan entered into by the reporting person, as the sole trustee of the Sytse Sijbrandij Revocable Trust dated February 21, 2019, on December 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $52.39 to $53.38, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote 4 and footnote 5.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-026074 · wk-form4_1747345862.xml · nonDerivative · entry 1

Sijbrandij Sytse · CIK 0001886022 · Director · Executive Chair of the Board · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 108,600

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

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-026076 · wk-form4_1747345968.xml · derivative · entry 5

ROBINS BRIAN G · CIK 0001431768 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 45,000 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of Sytse Sijbrandij, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of Sytse Sijbrandij, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of Sytse Sijbrandij, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of Sytse Sijbrandij, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

SEC source: 0001628280-25-026076 · wk-form4_1747345968.xml · derivative · entry 4

ROBINS BRIAN G · CIK 0001431768 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 45,000

Underlying: Class A Common Stock · 45,000 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.

F2 · kind: The option exercises and sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on December 31, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of Sytse Sijbrandij, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of Sytse Sijbrandij, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of Sytse Sijbrandij, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

SEC source: 0001628280-25-026076 · wk-form4_1747345968.xml · derivative · entry 3

ROBINS BRIAN G · CIK 0001431768 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 591,505

Underlying: Class B Common Stock · 45,000 shares

Expires 2030-09-08

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

F2 · kind: The option exercises and sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on December 31, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F5 · derivative.exercise_date: The option award fully vested on September 9, 2024.

SEC source: 0001628280-25-026076 · wk-form4_1747345968.xml · nonDerivative · entry 2

ROBINS BRIAN G · CIK 0001431768 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 344,105

F2 · kind: The option exercises and sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on December 31, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $53.00 to $53.16, inclusive. The Reporting Person undertakes to provide to GitLab Inc., any security holder of GitLab Inc., or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote 3.

F4 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-026076 · wk-form4_1747345968.xml · nonDerivative · entry 1

ROBINS BRIAN G · CIK 0001431768 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 389,105

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

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of Sytse Sijbrandij, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding or (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

SEC source: 0001628280-25-019688 · wk-form4_1745526487.xml · nonDerivative · entry 1

BLASING KAREN · CIK 0001256358 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 111,983

F1 · kind: The sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on March 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F2 · balance_after: Includes shares of Class A Common Stock that have not yet vested.

SEC source: 0001628280-25-018075 · wk-form4_1744845711.xml · derivative · entry 3

Sijbrandij Sytse · CIK 0001886022 · Director · Executive Chair of the Board · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 16,485,472

Underlying: Class A Common Stock · 108,600 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.exercise_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F1 · derivative.expiration_date: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-018075 · wk-form4_1744845711.xml · nonDerivative · entry 2

Sijbrandij Sytse · CIK 0001886022 · Director · Executive Chair of the Board · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 0

F3 · kind: This transaction was executed pursuant to a trading plan entered into by the reporting person, as the sole trustee of the Sytse Sijbrandij Revocable Trust dated February 21, 2019, on December 26, 2024 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.

SEC source: 0001628280-25-018075 · wk-form4_1744845711.xml · nonDerivative · entry 1

Sijbrandij Sytse · CIK 0001886022 · Director · Executive Chair of the Board · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Trust

Disclosed balance after: 108,600

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

F1 · price: Each share of the Issuer's Class B common stock (the "Class B Stock") is convertible into one share of the Issuer's Class A common stock at any time and will convert automatically upon certain transfers and upon the earlier of (i) ten years from the date of the Issuer's initial public offering ("IPO"), (ii) the death or disability of the Reporting Person, (iii) the first date following the completion of the IPO on which the number of shares of outstanding Class B Stock (including shares of Class B Stock subject to outstanding stock options) is less than 5% of the aggregate number of shares of the Issuer's common stock then outstanding and (iv) the date specified by a vote of the holders of two-thirds of the then outstanding shares of Class B Stock.

F2 · ownership.nature: These securities are held by the Sytse Sijbrandij Revocable Trust dated February 21, 2019, of which the Reporting Person is the sole trustee.