Jim Simons
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Jim Simons’s Cullinan Oncology CGEM Stock Holding History

Jim Simons’s Portfolio CGEM Stock Details CGEM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$4.61M Sell
324,111
-307,595
-49% -$3.95M 0.01% 1423
2025
Q4 		$6.54M Buy
631,706
+102,298
+19% +$923K 0.01% 1153
2025
Q3 		$3.14M Buy
529,408
+194,883
+58% +$1.43M ﹤0.01% 1759
2025
Q2 		$2.52M Sell
334,525
-28,483
-8% -$229K ﹤0.01% 1970
2025
Q1 		$2.75M Buy
363,008
+172,500
+91% +$1.66M ﹤0.01% 1796
2024
Q4 		$2.32M Sell
190,508
-91,292
-32% -$1.31M ﹤0.01% 1962
2024
Q3 		$4.72M Sell
281,800
-139,908
-33% -$2.48M 0.01% 1474
2024
Q2 		$7.35M Buy
421,708
+100,608
+31% +$2.14M 0.01% 1090
2024
Q1 		$5.47M Buy
321,100
+57,012
+22% +$881K 0.01% 1363
2023
Q4 		$2.69M Buy
264,088
+41,388
+19% +$367K ﹤0.01% 1756
2023
Q3 		$2.02M Sell
222,700
-22,900
-9% -$238K ﹤0.01% 1858
2023
Q2 		$2.64M Buy
245,600
+6,400
+3% +$68K ﹤0.01% 1822
2023
Q1 		$2.45M Sell
239,200
-68,500
-22% -$755K ﹤0.01% 1897
2022
Q4 		$3.25M Buy
307,700
+5,505
+2% +$66.9K ﹤0.01% 1763
2022
Q3 		$3.87M Buy
302,195
+8,595
+3% +$116K 0.01% 1596
2022
Q2 		$3.76M Buy
+293,600
New +$3.33M ﹤0.01% 1762
2022
Q1 		– Sell
-26,600
Closed -$410K – 4104
2021
Q4 		$410K Buy
+26,600
New +$531K ﹤0.01% 3174
2021
Q3 		– Sell
-25,982
Closed -$669K – 3512
2021
Q2 		$669K Buy
+25,982
New +$799K ﹤0.01% 2843

Other funds holding CGEM

LCM
Lynx1 Capital Management San Juan, Puerto Rico $866M AUM 231.68% 1-Year Est. Return
MB
MPM BioImpact Boston, Massachusetts $1.29B AUM 141.72% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.62B AUM 138.67% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BOCH
Blue Owl Capital Holdings New York $665M AUM 95.51% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return

Jim Simons's CGEM Position: Q1 2026 in Review

Jim Simons reduced its Cullinan Oncology (CGEM) stake by 49% in Q1 2026, selling an estimated $3.95M and leaving 324,111 shares worth $4.61M. The position accounts for 0.01% of the portfolio, ranked #1423.

Jim Simons first reported a position in CGEM in Q2 2021 and has held it in 18 quarters since. The position peaked at $7.35M in Q2 2024. 174 funds tracked by Wall St. Rank hold CGEM as of Q1 2026.

  • Jim Simons held 324,111 shares of Cullinan Oncology worth $4.61M as of Q1 2026.
  • Jim Simons sold 307,595 Cullinan Oncology shares in Q1 2026, an estimated $3.95M.
  • Cullinan Oncology made up 0.01% of Jim Simons's portfolio in Q1 2026, its #1423 holding.
  • Jim Simons first reported a position in Cullinan Oncology in Q2 2021 and has held it in 18 quarters since.
  • Jim Simons's Cullinan Oncology position peaked at $7.35M in Q2 2024.
  • 174 funds tracked by Wall St. Rank held Cullinan Oncology as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.