Sijbrandij Sytse

Executive Chair of the Board at Gitlab Inc. · on record since Oct 18, 2021
Director at Gitlab Inc. · on record since Apr 16, 2026
10% owner at Gitlab Inc. · on record since Oct 18, 2021

Insider trading activity of Sijbrandij Sytse

Transactions on record: 177; since Feb 13, 2023

Open-market buys: 0

Open-market sells: 90; $409.8M

Companies traded: 1; last filing Sep 28, 2026

Figures computed from official regulatory filings — .

Companies where Sijbrandij Sytse has traded

Gitlab Inc.177 tx · $409.8M · Sep 28, 2026

Track record of Sijbrandij Sytse

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Sijbrandij Sytse

Co-insiders of Sijbrandij Sytse

Alphabet Inc.Gitlab Inc.
August Capital Management VII, L.L.C.Gitlab Inc.
August Capital Strategic Partners VII, L.P.Gitlab Inc.
August Capital VII, L.P.Gitlab Inc.
Bedi SundeepGitlab Inc.
BLASING KARENGitlab Inc.
BOSTROM SUSAN LGitlab Inc.
Brown Dale RGitlab Inc.
CARLBORG W ERICGitlab Inc.
Farmer SabrinaGitlab Inc.
Griffith William J.G.Gitlab Inc.
GV 2017 GP, L.L.C.Gitlab Inc.
GV 2017 GP, L.P.Gitlab Inc.
GV 2017, L.P.Gitlab Inc.
GV 2021 GP, L.L.C.Gitlab Inc.
GV 2021 GP, L.P.Gitlab Inc.
GV 2021, L.P.Gitlab Inc.
Hartenbaum HowardGitlab Inc.
HENSHALL DAVID JGitlab Inc.
Hornik DavidGitlab Inc.
ICONIQ Capital Group GP, LLCGitlab Inc.
ICONIQ Investment Holdings, LPGitlab Inc.
ICONIQ Strategic Partners III-B, L.P.Gitlab Inc.
ICONIQ Strategic Partners III GP, L.P.Gitlab Inc.
ICONIQ Strategic Partners III, L.P.Gitlab Inc.
ICONIQ Strategic Partners III TT GP, Ltd.Gitlab Inc.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-43,545	46.31 USD	$2M		SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-842,084	48.55 USD	$40.9M	Unusual size	SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-90,995	44.83 USD	$4.1M		SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-295,460	46.08 USD	$13.6M		SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-138,626	49.12 USD	$6.8M	Unusual size	SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-424,369	48.08 USD	$20.4M		SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-281,121	47.25 USD	$13.3M		SEC
Gitlab Inc.Listing on record	Jun 17, 2026	Sell	-102,635	28.39 USD	$2.9M		SEC
Gitlab Inc.Listing on record	Jun 17, 2026	Sell	-13,565	28.83 USD	$391.1K		SEC
Gitlab Inc.Listing on record	May 18, 2026	Other	15,134,451	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Gitlab Inc.Listing on record	May 18, 2026	OtherD (derivative)	-15,134,451	—	n/a (No price was disclosed in the filing)		SEC
Gitlab Inc.Listing on record	May 18, 2026	Sell	-10,792	24.09 USD	$260K		SEC
Gitlab Inc.Listing on record	May 18, 2026	Sell	-105,408	24.93 USD	$2.6M		SEC
Gitlab Inc.Listing on record	Apr 16, 2026	Other	116,200	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Gitlab Inc.Listing on record	Apr 16, 2026	OtherD (derivative)	-116,200	—	n/a (No price was disclosed in the filing)		SEC
Gitlab Inc.Listing on record	Apr 16, 2026	Sell	-116,200	20.77 USD	$2.4M		SEC
Gitlab Inc.Listing on record	Feb 18, 2026	OtherD (derivative)	-54,300	—	n/a (No price was disclosed in the filing)		SEC
Gitlab Inc.Listing on record	Feb 18, 2026	Other	54,300	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Gitlab Inc.Listing on record	Feb 18, 2026	Sell	-3,000	29.18 USD	$87.5K		SEC
Gitlab Inc.Listing on record	Feb 18, 2026	Sell	-51,300	28.36 USD	$1.5M		SEC
Gitlab Inc.Listing on record	Jan 15, 2026	Sell	-10,051	36.43 USD	$366.2K		SEC
Gitlab Inc.Listing on record	Jan 15, 2026	OtherD (derivative)	-54,300	—	n/a (No price was disclosed in the filing)		SEC
Gitlab Inc.Listing on record	Jan 15, 2026	Other	54,300	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Gitlab Inc.Listing on record	Jan 15, 2026	Sell	-44,249	35.85 USD	$1.6M		SEC
Gitlab Inc.Listing on record	Dec 17, 2025	Sell	-700	39.60 USD	$27.7K		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-43,545	46.31 USD	$2M		SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-842,084	48.55 USD	$40.9M	Unusual size	SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-90,995	44.83 USD	$4.1M		SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-295,460	46.08 USD	$13.6M		SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-138,626	49.12 USD	$6.8M	Unusual size	SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-424,369	48.08 USD	$20.4M		SEC
Gitlab Inc.Listing on record	Sep 28, 2026	Sell	-281,121	47.25 USD	$13.3M		SEC
Gitlab Inc.Listing on record	Jun 17, 2026	Sell	-102,635	28.39 USD	$2.9M		SEC
Gitlab Inc.Listing on record	Jun 17, 2026	Sell	-13,565	28.83 USD	$391.1K		SEC
Gitlab Inc.Listing on record	May 18, 2026	Other	15,134,451	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Gitlab Inc.Listing on record	May 18, 2026	OtherD (derivative)	-15,134,451	—	n/a (No price was disclosed in the filing)		SEC
Gitlab Inc.Listing on record	May 18, 2026	Sell	-10,792	24.09 USD	$260K		SEC
Gitlab Inc.Listing on record	May 18, 2026	Sell	-105,408	24.93 USD	$2.6M		SEC
Gitlab Inc.Listing on record	Apr 16, 2026	Other	116,200	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Gitlab Inc.Listing on record	Apr 16, 2026	OtherD (derivative)	-116,200	—	n/a (No price was disclosed in the filing)		SEC
Gitlab Inc.Listing on record	Apr 16, 2026	Sell	-116,200	20.77 USD	$2.4M		SEC
Gitlab Inc.Listing on record	Feb 18, 2026	OtherD (derivative)	-54,300	—	n/a (No price was disclosed in the filing)		SEC
Gitlab Inc.Listing on record	Feb 18, 2026	Other	54,300	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Gitlab Inc.Listing on record	Feb 18, 2026	Sell	-3,000	29.18 USD	$87.5K		SEC
Gitlab Inc.Listing on record	Feb 18, 2026	Sell	-51,300	28.36 USD	$1.5M		SEC
Gitlab Inc.Listing on record	Jan 15, 2026	Sell	-10,051	36.43 USD	$366.2K		SEC
Gitlab Inc.Listing on record	Jan 15, 2026	OtherD (derivative)	-54,300	—	n/a (No price was disclosed in the filing)		SEC
Gitlab Inc.Listing on record	Jan 15, 2026	Other	54,300	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Gitlab Inc.Listing on record	Jan 15, 2026	Sell	-44,249	35.85 USD	$1.6M		SEC
Gitlab Inc.Listing on record	Dec 17, 2025	Sell	-700	39.60 USD	$27.7K		SEC