Ken Griffin
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Ken Griffin’s Biomea Fusion BMEA Stock Holding History

Ken Griffin’s Portfolio BMEA Stock Details BMEA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-59,600
Closed -$73.9K – 13016
2025
Q4 		$73.9K Sell
59,600
-55,600
-48% -$77.9K ﹤0.01% 11844
2025
Q3 		$233K Sell
115,200
-62,200
-35% -$114K ﹤0.01% 10906
2025
Q2 		$319K Buy
177,400
+133,500
+304% +$257K ﹤0.01% 9665
2025
Q1 		$93.5K Sell
43,900
-17,700
-29% -$60.3K ﹤0.01% 11567
2024
Q4 		$239K Buy
61,600
+18,800
+44% +$150K ﹤0.01% 10120
2024
Q3 		$432K Sell
42,800
-1,100
-3% -$7.15K ﹤0.01% 8567
2024
Q2 		$198K Buy
43,900
+2,400
+6% +$24.4K ﹤0.01% 9963
2024
Q1 		$620K Sell
41,500
-20,700
-33% -$341K ﹤0.01% 7916
2023
Q4 		$903K Buy
62,200
+29,800
+92% +$362K ﹤0.01% 6875
2023
Q3 		$446K Sell
32,400
-31,800
-50% -$573K ﹤0.01% 8306
2023
Q2 		$1.41M Buy
64,200
+39,400
+159% +$1.23M ﹤0.01% 5787
2023
Q1 		$769K Buy
24,800
+20,200
+439% +$251K ﹤0.01% 7373
2022
Q4 		$38.8K Buy
+4,600
New +$39.2K ﹤0.01% 12452

Other funds holding BMEA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
ACM
Aisling Capital Management New York $472M AUM 106.83% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
Mariner
Mariner Overland Park, Kansas $85.7B AUM 24.21% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
FISPB
Fideuram - Intesa Sanpaolo Private Banking Turin $3.33B AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Ken Griffin's BMEA Position: Q1 2026 in Review

Ken Griffin opened a new position in Biomea Fusion (BMEA) in Q1 2026: 656,817 shares worth $1M. The stake represents ﹤0.01% of the portfolio and ranks #7639 among its holdings. This is a return to the name: Ken Griffin previously reported a position in BMEA as recently as Q3 2025.

Ken Griffin first reported a position in BMEA in Q2 2021 and has held it in 16 quarters since. The position peaked at $4.02M in Q2 2022. 65 funds tracked by Wall St. Rank hold BMEA as of Q1 2026.

  • Ken Griffin held 656,817 shares of Biomea Fusion worth $1M as of Q1 2026.
  • Biomea Fusion was a new Ken Griffin position in Q1 2026.
  • Biomea Fusion made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #7639 holding.
  • Ken Griffin first reported a position in Biomea Fusion in Q2 2021 and has held it in 16 quarters since.
  • Ken Griffin's Biomea Fusion position peaked at $4.02M in Q2 2022.
  • 65 funds tracked by Wall St. Rank held Biomea Fusion as of Q1 2026.

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