Simplex Trading
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Simplex Trading’s Cullinan Oncology CGEM Stock Holding History

Simplex Trading’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 		$31.3K Sell
2,200
-16,500
-88% -$212K ﹤0.01% 6340
2025
Q4 		$194K Buy
18,700
+13,500
+260% +$122K ﹤0.01% 4268
2025
Q3 		$30K Buy
5,200
+4,800
+1,200% +$35.2K ﹤0.01% 6960
2025
Q2 		$3K Sell
400
-400
-50% -$3.21K ﹤0.01% 7941
2025
Q1 		$6K Sell
800
-1,900
-70% -$18.2K ﹤0.01% 7415
2024
Q4 		$32K Sell
2,700
-43,200
-94% -$621K ﹤0.01% 6283
2024
Q3 		$768K Buy
45,900
+18,600
+68% +$330K ﹤0.01% 3164
2024
Q2 		$476K Buy
+27,300
New +$581K ﹤0.01% 3725
2024
Q1 		– Sell
-300
Closed -$3K – 8914
2023
Q4 		$3K Hold
300
– – ﹤0.01% 8055
2023
Q3 		$2K Hold
300
– – ﹤0.01% 8048
2023
Q2 		$3K Buy
+300
New +$3.19K ﹤0.01% 8190
2022
Q4 		– Sell
-600
Closed -$7K – 9295
2022
Q3 		$7K Hold
600
– – ﹤0.01% 8505
2022
Q2 		$7K Sell
600
-600
-50% -$6.8K ﹤0.01% 8558
2022
Q1 		$12K Buy
1,200
+1,100
+1,100% +$14.9K ﹤0.01% 8718
2021
Q4 		$1K Buy
+100
New +$2K ﹤0.01% 10155

Other funds holding CGEM

LCM
Lynx1 Capital Management San Juan, Puerto Rico $633M AUM 173.22% 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 $5.72T AUM 30.48% 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 $2.9T AUM 29.55% 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 $372M AUM 78.25% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return

Simplex Trading's CGEM Position: Q1 2026 in Review

Simplex Trading increased its Cullinan Oncology (CGEM) stake by 33% in Q1 2026, buying an estimated $56.3K and bringing the position to 17,631 shares worth $251K. The position accounts for ﹤0.01% of the portfolio, ranked #4033.

Simplex Trading first reported a position in CGEM in Q2 2022 and has held it in 12 quarters since. 174 funds tracked by Wall St. Rank hold CGEM as of Q1 2026.

  • Simplex Trading held 17,631 shares of Cullinan Oncology worth $251K as of Q1 2026.
  • Simplex Trading bought 4,378 Cullinan Oncology shares in Q1 2026, an estimated $56.3K.
  • Cullinan Oncology made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #4033 holding.
  • Simplex Trading first reported a position in Cullinan Oncology in Q2 2022 and has held it in 12 quarters since.
  • 174 funds tracked by Wall St. Rank held Cullinan Oncology as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.