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John Overdeck’s Caribou Biosciences CRBU Stock Holding History

John Overdeck’s Portfolio CRBU Stock Details CRBU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.84M Sell
1,046,279
-713,655
-41% -$1.41M ﹤0.01% 3064
2026
Q1 		$3.34M Buy
1,759,934
+739,855
+73% +$1.27M ﹤0.01% 2349
2025
Q4 		$1.62M Buy
1,020,079
+236,489
+30% +$496K ﹤0.01% 2592
2025
Q3 		$1.83M Sell
783,590
-144,935
-16% -$274K ﹤0.01% 2192
2025
Q2 		$1.17M Sell
928,525
-52,773
-5% -$51.9K ﹤0.01% 2154
2025
Q1 		$896K Sell
981,298
-137,398
-12% -$179K ﹤0.01% 2238
2024
Q4 		$1.78M Buy
1,118,696
+214,239
+24% +$431K ﹤0.01% 1799
2024
Q3 		$1.77M Sell
904,457
-214,728
-19% -$440K ﹤0.01% 1753
2024
Q2 		$1.84M Buy
1,119,185
+889,438
+387% +$2.84M ﹤0.01% 1612
2024
Q1 		$1.18M Sell
229,747
-274,852
-54% -$1.69M ﹤0.01% 1848
2023
Q4 		$2.89M Buy
504,599
+307,984
+157% +$1.52M 0.01% 1280
2023
Q3 		$940K Buy
196,615
+146,989
+296% +$912K ﹤0.01% 1974
2023
Q2 		$211K Buy
+49,626
New +$223K ﹤0.01% 2631
2023
Q1 		– Sell
-121,924
Closed -$766K – 2998
2022
Q4 		$766K Buy
+121,924
New +$1.08M ﹤0.01% 1839
2022
Q2 		– Sell
-24,456
Closed -$225K – 2578
2022
Q1 		$225K Buy
+24,456
New +$258K ﹤0.01% 2307

Other funds holding CRBU

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
P
Pfizer New York $170M AUM 191.09% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Mackenzie Financial
Mackenzie Financial Toronto Ontario, Ontario, Canada $100B AUM 36.93% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.81B AUM 192.15% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

John Overdeck's CRBU Position: Q2 2026 in Review

John Overdeck reduced its Caribou Biosciences (CRBU) stake by 41% in Q2 2026, selling an estimated $1.41M and leaving 1,046,279 shares worth $1.84M. The position accounts for ﹤0.01% of the portfolio, ranked #3064.

John Overdeck first reported a position in CRBU in Q1 2022 and has held it in 15 quarters since. The position peaked at $3.34M in Q1 2026. 137 funds tracked by Wall St. Rank hold CRBU as of Q2 2026.

  • John Overdeck held 1,046,279 shares of Caribou Biosciences worth $1.84M as of Q2 2026.
  • John Overdeck sold 713,655 Caribou Biosciences shares in Q2 2026, an estimated $1.41M.
  • Caribou Biosciences made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #3064 holding.
  • John Overdeck first reported a position in Caribou Biosciences in Q1 2022 and has held it in 15 quarters since.
  • John Overdeck's Caribou Biosciences position peaked at $3.34M in Q1 2026.
  • 137 funds tracked by Wall St. Rank held Caribou Biosciences as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.