William Blair & Company
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William Blair & Company’s GitLab GTLB Stock Holding History

William Blair & Company’s Portfolio GTLB Stock Details GTLB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$440K Sell
20,342
-66,038
-76% -$1.93M ﹤0.01% 1195
2025
Q4 		$3.24M Sell
86,380
-12,546
-13% -$543K 0.01% 621
2025
Q3 		$4.46M Sell
98,926
-14,819
-13% -$678K 0.01% 551
2025
Q2 		$5.13M Buy
113,745
+56,769
+100% +$2.6M 0.01% 487
2025
Q1 		$2.68M Buy
56,976
+2,202
+4% +$135K 0.01% 648
2024
Q4 		$3.09M Buy
54,774
+2,980
+6% +$174K 0.01% 616
2024
Q3 		$2.67M Buy
51,794
+9,643
+23% +$482K 0.01% 637
2024
Q2 		$2.1M Buy
42,151
+769
+2% +$40K 0.01% 671
2024
Q1 		$2.41M Buy
41,382
+14,738
+55% +$966K 0.01% 629
2023
Q4 		$1.68M Sell
26,644
-2,910
-10% -$147K 0.01% 714
2023
Q3 		$1.34M Sell
29,554
-1,050
-3% -$50.3K 0.01% 758
2023
Q2 		$1.56M Sell
30,604
-2,875
-9% -$107K 0.01% 723
2023
Q1 		$1.15M Buy
33,479
+4,229
+14% +$186K ﹤0.01% 801
2022
Q4 		$1.33M Buy
29,250
+3,151
+12% +$142K 0.01% 743
2022
Q3 		$1.34M Sell
26,099
-1,452
-5% -$84.8K 0.01% 725
2022
Q2 		$1.46M Sell
27,551
-6,545
-19% -$304K 0.01% 718
2022
Q1 		$1.86M Buy
34,096
+23,746
+229% +$1.42M 0.01% 720
2021
Q4 		$900K Buy
+10,350
New +$1.06M ﹤0.01% 1001

Other funds holding GTLB

VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
IC
Impactive Capital New York City, New York $1.38B AUM 1.92% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
CIP
Champlain Investment Partners Burlington, Vermont $7.88B AUM 6.82% 1-Year Est. Return
Squarepoint
Squarepoint New York $85.1B AUM 20.93% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

William Blair & Company's GTLB Position: Q1 2026 in Review

William Blair & Company reduced its GitLab (GTLB) stake by 76% in Q1 2026, selling an estimated $1.93M and leaving 20,342 shares worth $440K. The position accounts for ﹤0.01% of the portfolio, ranked #1195.

William Blair & Company first reported a position in GTLB in Q4 2021 and has held it in 18 quarters since. The position peaked at $5.13M in Q2 2025. 367 funds tracked by Wall St. Rank hold GTLB as of Q1 2026.

  • William Blair & Company held 20,342 shares of GitLab worth $440K as of Q1 2026.
  • William Blair & Company sold 66,038 GitLab shares in Q1 2026, an estimated $1.93M.
  • GitLab made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #1195 holding.
  • William Blair & Company first reported a position in GitLab in Q4 2021 and has held it in 18 quarters since.
  • William Blair & Company's GitLab position peaked at $5.13M in Q2 2025.
  • 367 funds tracked by Wall St. Rank held GitLab as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.