Mariner
OUST icon

Mariner’s Ouster OUST Stock Holding History

Mariner’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 		$1.91M Buy
104,013
+96
+0.1% +$2.09K ﹤0.01% 1542
2025
Q4 		$2.25M Buy
103,917
+38,244
+58% +$1.01M ﹤0.01% 1431
2025
Q3 		$1.78M Sell
65,673
-11,309
-15% -$315K ﹤0.01% 1511
2025
Q2 		$1.87M Sell
76,982
-504
-0.7% -$6.13K ﹤0.01% 1378
2025
Q1 		$696K Buy
77,486
+30,973
+67% +$306K ﹤0.01% 1940
2024
Q4 		$568K Buy
46,513
+656
+1% +$5.77K ﹤0.01% 2090
2024
Q3 		$289K Buy
+45,857
New +$436K ﹤0.01% 2599

Other funds holding OUST

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
PCM
Penn Capital Management Philadelphia, Pennsylvania $1.29B AUM 53.44% 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 $1.66T AUM 25.57% 1-Year Est. Return

Mariner's OUST Position: Q1 2026 in Review

Mariner increased its Ouster (OUST) stake by 0.09% in Q1 2026, buying an estimated $2.09K and bringing the position to 104,013 shares worth $1.91M. The position accounts for ﹤0.01% of the portfolio, ranked #1542.

Mariner first reported a position in OUST in Q3 2024 and has held it in 7 quarters since. The position peaked at $2.25M in Q4 2025. 227 funds tracked by Wall St. Rank hold OUST as of Q1 2026.

  • Mariner held 104,013 shares of Ouster worth $1.91M as of Q1 2026.
  • Mariner bought 96 Ouster shares in Q1 2026, an estimated $2.09K.
  • Ouster made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #1542 holding.
  • Mariner first reported a position in Ouster in Q3 2024 and has held it in 7 quarters since.
  • Mariner's Ouster position peaked at $2.25M in Q4 2025.
  • 227 funds tracked by Wall St. Rank held Ouster as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.