Ken Griffin
OUST icon

Ken Griffin’s Ouster OUST Stock Holding History

Ken Griffin’s Portfolio OUST Stock Details OUST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$6.23M Sell
339,200
-291,500
-46% -$6.35M ﹤0.01% 3987
2025
Q4 		$13.6M Buy
630,700
+10,500
+2% +$277K ﹤0.01% 2830
2025
Q3 		$16.8M Buy
620,200
+339,100
+121% +$9.46M ﹤0.01% 2560
2025
Q2 		$6.82M Buy
281,100
+235,800
+521% +$2.87M ﹤0.01% 3589
2025
Q1 		$407K Sell
45,300
-4,500
-9% -$44.4K ﹤0.01% 8939
2024
Q4 		$609K Buy
49,800
+17,500
+54% +$154K ﹤0.01% 8129
2024
Q3 		$203K Sell
32,300
-43,800
-58% -$416K ﹤0.01% 10120
2024
Q2 		$748K Buy
76,100
+19,400
+34% +$196K ﹤0.01% 7213
2024
Q1 		$450K Sell
56,700
-53,841
-49% -$306K ﹤0.01% 8619
2023
Q4 		$848K Buy
110,541
+20,691
+23% +$108K ﹤0.01% 6998
2023
Q3 		$453K Sell
89,850
-44,420
-33% -$246K ﹤0.01% 8265
2023
Q2 		$663K Buy
134,270
+112,455
+515% +$588K ﹤0.01% 7310
2023
Q1 		$183K Sell
21,815
-3,835
-15% -$44.5K ﹤0.01% 10331
2022
Q4 		$221K Sell
25,650
-2,040
-7% -$22.2K ﹤0.01% 9933
2022
Q3 		$267K Buy
27,690
+8,910
+47% +$137K ﹤0.01% 9824
2022
Q2 		$304K Buy
18,780
+1,580
+9% +$44.3K ﹤0.01% 9775
2022
Q1 		$774K Sell
17,200
-1,630
-9% -$60.2K ﹤0.01% 8306
2021
Q4 		$979K Buy
18,830
+2,020
+12% +$131K ﹤0.01% 8013
2021
Q3 		$1.23M Buy
16,810
+300
+2% +$27.7K ﹤0.01% 7604
2021
Q2 		$2.06M Sell
16,510
-4,570
-22% -$487K ﹤0.01% 6547
2021
Q1 		$1.79M Buy
+21,080
New +$2.61M ﹤0.01% 6663

Other funds holding OUST

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
PCM
Penn Capital Management Philadelphia, Pennsylvania $1.58B AUM 81.2% 1-Year Est. Return
TCM
Tao Capital Management San Francisco, California $119M AUM 87.46% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Ken Griffin's OUST Position: Q1 2026 in Review

Ken Griffin reduced its Ouster (OUST) stake by 31% in Q1 2026, selling an estimated $2.17M and leaving 217,473 shares worth $3.99M. The position accounts for ﹤0.01% of the portfolio, ranked #4713.

Ken Griffin first reported a position in OUST in Q4 2020 and has held it in 22 quarters since. The position peaked at $12.7M in Q2 2025. 228 funds tracked by Wall St. Rank hold OUST as of Q1 2026.

  • Ken Griffin held 217,473 shares of Ouster worth $3.99M as of Q1 2026.
  • Ken Griffin sold 99,685 Ouster shares in Q1 2026, an estimated $2.17M.
  • Ouster made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #4713 holding.
  • Ken Griffin first reported a position in Ouster in Q4 2020 and has held it in 22 quarters since.
  • Ken Griffin's Ouster position peaked at $12.7M in Q2 2025.
  • 228 funds tracked by Wall St. Rank held Ouster as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.