Fulcrum Therapeutics Ownership | Who Owns Fulcrum Therapeutics?

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Fulcrum Therapeutics Ownership Summary

Fulcrum Therapeutics is owned by 7.60% institutional investors, 1.53% insiders, and 90.87% retail investors. Ra capital management is the largest institutional shareholder, holding 16.36% of FULC shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.43% of its assets in Fulcrum Therapeutics shares.

FULC Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Fulcrum Therapeutics	7.60%	1.53%	90.87%
Sector	Healthcare Stocks	42.54%	10.83%	46.63%
Industry	Biotech Stocks	45.22%	10.75%	44.04%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Ra capital management	10.23M	16.36%	$94.11M
Suvretta capital management	5.38M	8.60%	$49.51M
Tcg crossover management	5.25M	8.39%	$48.30M
Blackrock	4.80M	7.74%	$29.75M
Nantahala capital management	4.67M	7.47%	$42.97M
Blackrock funding, inc. /de	3.71M	5.93%	$34.10M
Vanguard group	3.00M	4.80%	$27.60M
Adage capital partners gp	2.43M	3.89%	$22.37M
Logos global management lp	1.50M	2.42%	$9.30M
Balyasny asset management	1.34M	2.14%	$9.21M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Mass general brigham	205.36K	6.20%	$1.27M
Allostery investments lp	40.35K	3.54%	$277.63K
Tcg crossover management	5.25M	2.38%	$48.30M
Nantahala capital management	4.67M	1.49%	$42.97M
Suvretta capital management	5.38M	1.27%	$49.51M
Ikarian capital	1.29M	1.20%	$11.86M
Ra capital management	10.23M	1.16%	$94.11M
Logos global management lp	1.50M	0.75%	$9.30M
Exome asset management	98.80K	0.55%	$908.95K
Acuta capital partners	57.14K	0.54%	$525.70K

Top Buyers

Holder	Shares	% Assets	Change
Blackrock	4.80M	0.00%	3.26M
Balyasny asset management	1.34M	0.01%	1.34M
Royal bank of canada	1.00M	0.00%	996.63K
Ikarian capital	1.29M	1.20%	860.70K
Boothbay fund management	678.41K	0.09%	537.04K

Top Sellers

Holder	Shares	% Assets	Change
Rtw investments, lp	-	-	-5.85M
Cowen and company	-	-	-2.96M
Trv gp iv	-	-	-2.34M
Adage capital partners gp	2.43M	0.04%	-2.16M
Bioimpact capital	-	-	-1.44M

New Positions

Holder	Shares	% Assets	Change	Value
Balyasny asset management	1.34M	0.01%	1.34M	$9.21M
Braidwell lp	219.49K	0.06%	219.49K	$2.02M
Ameriprise financial	124.67K	0.00%	124.67K	$1.15B
Campbell & co investment adviser	102.47K	0.07%	102.47K	$942.72K
Principal financial group	66.55K	0.00%	66.55K	$612.26K

Sold Out

Holder	Change
Zurcher kantonalbank (zurich cantonalbank)	-3.00
Newedge advisors	-3.00
Larson financial group	-15.00
Rothschild investment	-45.00
Lindbrook capital	-74.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Sep 30, 2025	41	-68.22%	4,755,539	-91.26%	7	0.10%	18	-68.97%	11	-76.60%
Jun 30, 2025	128	7.56%	54,400,559	5.91%	86	1.29%	58	23.40%	46	4.55%
Mar 31, 2025	118	-7.81%	51,275,989	-0.70%	82	1.20%	47	-14.55%	44	-2.22%
Dec 31, 2024	128	-15.23%	51,635,187	-5.98%	82	1.07%	55	-29.49%	45	25.00%
Sep 30, 2024	149	9.56%	54,770,426	-15.49%	87	0.80%	77	-2.53%	35	29.63%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	1.85M	3.43%	-
Vanguard Total Stock Mkt Idx Inv	1.81M	3.35%	-40.15K
iShares Russell 2000 ETF	1.31M	2.43%	-
Fidelity Growth Compy Commingled Pl O	1.35M	2.16%	-464.60K
Fidelity Select Biotechnology	1.14M	1.83%	-111.80K
Fidelity Select Pharmaceuticals Port	683.60K	1.10%	-
Fidelity Small Cap Index	537.16K	0.99%	-11.34K
Fidelity Growth Compy Commingled Pl S	494.64K	0.92%	-295.57K
Vanguard Institutional Extnd Mkt Idx Tr	459.61K	0.85%	-200.05K
SPDR® S&P Pharmaceuticals ETF	436.70K	0.81%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Dec 08, 2025	RA CAPITAL MANAGEMENT, L.P.	-	Sell	$1.37M
Dec 08, 2025	RA CAPITAL MANAGEMENT, L.P.	-	Sell	$38.65M
Dec 08, 2025	RA CAPITAL MANAGEMENT, L.P.	-	Sell	$18.36M
Nov 19, 2025	Gould Robert J	-	Sell	$165.50K
May 08, 2025	Tourangeau Greg	Principal Accounting Officer	Sell	$2.52K

Insider Transactions Trends

Date	Buy	Sell
2025 Q4	-	4
2025 Q2	-	1
2025 Q1	-	-
2024 Q4	-	-
2024 Q3	-	-

FULC Ownership FAQ

Who Owns Fulcrum Therapeutics?

Fulcrum Therapeutics shareholders are primarily institutional investors at 7.60%, followed by 1.53% insiders and 90.87% retail investors. The average institutional ownership in Fulcrum Therapeutics's industry, Biotech Stocks , is 45.22%, which Fulcrum Therapeutics falls below.

Who owns the most shares of Fulcrum Therapeutics?

Fulcrum Therapeutics’s largest shareholders are Ra capital management (10.23M shares, 16.36%), Suvretta capital management (5.38M shares, 8.60%), and Tcg crossover management (5.25M shares, 8.39%). Together, they hold 33.35% of Fulcrum Therapeutics’s total shares outstanding.

Does Blackrock own Fulcrum Therapeutics?

Yes, BlackRock owns 7.74% of Fulcrum Therapeutics, totaling 4.8M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 29.75M$. In the last quarter, BlackRock increased its holdings by 3.26M shares, a 211.35% change.

Who is Fulcrum Therapeutics’s biggest shareholder by percentage of total assets invested?

Mass general brigham is Fulcrum Therapeutics’s biggest shareholder by percentage of total assets invested, with 6.20% of its assets in 205.36K Fulcrum Therapeutics shares, valued at 1.27M$.

Who is the top mutual fund holder of Fulcrum Therapeutics shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Fulcrum Therapeutics shares, with 3.43% of its total shares outstanding invested in 1.85M Fulcrum Therapeutics shares.

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