Renaissance Technologies
FULC icon

Renaissance Technologies’s Fulcrum Therapeutics FULC Stock Holding History

Renaissance Technologies’s Portfolio FULC Stock Details FULC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$6.03M Buy
1,647,800
+1,634,200
+12,016% +$9.94M 0.01% 1347
2026
Q1 		$104K Sell
13,600
-3,800
-22% -$35.2K ﹤0.01% 3025
2025
Q4 		$197K Sell
17,400
-230,800
-93% -$2.35M ﹤0.01% 2888
2025
Q3 		$2.28M Buy
248,200
+169,700
+216% +$1.23M ﹤0.01% 1983
2025
Q2 		$540K Sell
78,500
-322,600
-80% -$1.73M ﹤0.01% 2793
2025
Q1 		$1.16M Buy
+401,100
New +$1.47M ﹤0.01% 2324
2024
Q3 		– Sell
-13,257
Closed -$82.2K – 3652
2024
Q2 		$82.2K Buy
+13,257
New +$100K ﹤0.01% 3219
2023
Q4 		– Sell
-52,734
Closed -$234K – 3846
2023
Q3 		$234K Sell
52,734
-292,076
-85% -$1.28M ﹤0.01% 3037
2023
Q2 		$1.14M Sell
344,810
-45,290
-12% -$133K ﹤0.01% 2390
2023
Q1 		$1.11M Buy
+390,100
New +$3.5M ﹤0.01% 2409
2022
Q3 		– Sell
-68,000
Closed -$333K – 4147
2022
Q2 		$333K Buy
+68,000
New +$665K ﹤0.01% 3396
2021
Q4 		– Sell
-133,900
Closed -$3.78M – 4004
2021
Q3 		$3.78M Buy
+133,900
New +$2.54M ﹤0.01% 1631

Other funds holding FULC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.06B AUM 215.32% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return
NCM
Nantahala Capital Management New Canaan, Connecticut $3.01B AUM 119.46% 1-Year Est. Return
SCM
Suvretta Capital Management New York $5.47B AUM 131.34% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Renaissance Technologies's FULC Position: Q2 2026 in Review

Renaissance Technologies increased its Fulcrum Therapeutics (FULC) stake by 12,016% in Q2 2026, buying an estimated $9.94M and bringing the position to 1,647,800 shares worth $6.03M. The position accounts for 0.01% of the portfolio, ranked #1347.

Renaissance Technologies first reported a position in FULC in Q3 2021 and has held it in 12 quarters since. 155 funds tracked by Wall St. Rank hold FULC as of Q2 2026.

  • Renaissance Technologies held 1,647,800 shares of Fulcrum Therapeutics worth $6.03M as of Q2 2026.
  • Renaissance Technologies bought 1,634,200 Fulcrum Therapeutics shares in Q2 2026, an estimated $9.94M.
  • Fulcrum Therapeutics made up 0.01% of Renaissance Technologies's portfolio in Q2 2026, its #1347 holding.
  • Renaissance Technologies first reported a position in Fulcrum Therapeutics in Q3 2021 and has held it in 12 quarters since.
  • 155 funds tracked by Wall St. Rank held Fulcrum Therapeutics as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.