Fulcrum Therapeutics FULC Institutional Ownership

NASDAQ FULC

$3.84 +0.00 (+0.00%)

As of: Sep 4, 2026 · 3:17 PM EDT

Institutions by Trading Activity

156 Institutions

Increased 101 64.7%

Unchanged 18 11.5%

Reduced 37 23.7%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

104.80%

▲+10.61 pp QoQ

Shares Held by Institutions

79.93Mn

of 76.26Mn outstanding

▲+79.34% QoQ

Shares Outstanding

76.26Mn

-3.66Mn held outside 13F filers

Institutional Investors

156

filed 13F for Jun 2026

▼-12 vs prior quarter

Net Shares Added (QoQ)

+35.36Mn

accumulated since last quarter

Value of Holdings

$306.92Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Fulcrum Therapeutics, Inc. (NASDAQ:FULC) is held by 156 institutional investors per 13F filings through June 2026.

These investors held 104.8% of outstanding shares in June 2026, up from 94.2% in March 2026.
Their total shares held in FULC increased 79.34% from the prior quarter, while the number of investors in Fulcrum Therapeutics increased 30.0% year over year.
During the quarter, 101 of these 156 funds increased positions in FULC, 37 reduced exposure, and 18 held steady.
The aggregate institutional position in Fulcrum Therapeutics amounted to 79.93Mn shares as of June 2026, up by 35.36Mn shares quarter on quarter, and up 25.3Mn shares year over year.
As of June 30, 2026, BlackRock, Inc. held the largest stake in Fulcrum Therapeutics with 8.82Mn shares, accounting for 11.57% of total shares outstanding.
Leading buyers of Fulcrum Therapeutics shares for the quarter ending June 2026 were EcoR1 Capital, LLC (6.55Mn), TANG CAPITAL MANAGEMENT LLC (6.52Mn), BlackRock, Inc. (3.43Mn), Nantahala Capital Management, LLC (2.42Mn), JANE STREET GROUP, LLC (1.91Mn).
The largest sellers of Fulcrum Therapeutics for the quarter ending June 2026 were MONTANOVA CAPITAL, LLC (2.88Mn), Point72 Asset Management, L.P. (1.42Mn), BALYASNY ASSET MANAGEMENT L.P. (1.09Mn), Assenagon Asset Management S.A. (358.67K), DIMENSIONAL FUND ADVISORS LP (169.73K).
Fulcrum Therapeutics's 10 largest shareholders as of June 2026 include BlackRock, Inc. (8.82Mn), EcoR1 Capital, LLC (6.55Mn), TANG CAPITAL MANAGEMENT LLC (6.52Mn), Nantahala Capital Management, LLC (5.48Mn), MONTANOVA CAPITAL, LLC (3.68Mn), D. E. Shaw & Co., Inc. (3.04Mn), CITADEL ADVISORS LLC (2.7Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.7Mn), JANE STREET GROUP, LLC (2.22Mn), State Street Corp (2.04Mn) per Business Quant data.

Form 13F Holdings

156 Institutional Holders

Report period 30 Jun, 2026

Total shares held 79.93Mn

Of outstanding 104.80%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	8,824,259	11.57%	▲3,433,666	+63.70%	$32.30Mn
2	EcoR1 Capital, LLC	0001587114	6,549,866	8.59%	▲6,549,866	0.00%	$23.97Mn
3	TANG CAPITAL MANAGEMENT LLC	0001232621	6,521,412	8.55%	▲6,521,412	0.00%	$23.87Mn
4	Nantahala Capital Management, LLC	0001472322	5,475,040	7.18%	▲2,425,000	+79.51%	$20.04Mn
5	MONTANOVA CAPITAL, LLC	0001569064	3,680,921	4.83%	▼2,880,190	-43.90%	$13.47Mn
6	D. E. Shaw & Co., Inc.	0001009207	3,044,385	3.99%	▲1,421,104	+87.55%	$11.14Mn
7	CITADEL ADVISORS LLC	0001423053	2,704,505	3.55%	▲1,412,019	+109.25%	$9.90Mn
8	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	2,697,216	3.54%	▲4,268	+0.16%	$9.87Mn
9	JANE STREET GROUP, LLC	0001595888	2,217,498	2.91%	▲1,907,081	+614.36%	$8.12Mn
10	State Street Corp	0000093751	2,037,025	2.67%	▲487,174	+31.43%	$7.46Mn
11	ADAGE CAPITAL PARTNERS GP, L.L.C.	0001165408	2,000,000	2.62%	▲1,600,000	+400.00%	$7.32Mn
12	GSK plc	0001131399	1,785,714	2.34%	0	0.00%	$6.54Mn
13	Qube Research & Technologies Ltd	0001729829	1,748,467	2.29%	▲773,728	+79.38%	$6.40Mn
14	RENAISSANCE TECHNOLOGIES LLC	0001037389	1,647,800	2.16%	▲1,634,200	+12,016.18%	$6.03Mn
15	ADAR1 Capital Management, LLC	0001940272	1,565,029	2.05%	▲1,434,469	+1,098.70%	$5.73Mn
16	MILLENNIUM MANAGEMENT LLC	0001273087	1,485,803	1.95%	▲1,129,332	+316.81%	$5.44Mn
17	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,432,133	1.88%	▼54,409	-3.66%	$5.24Mn
18	MARSHALL WACE, LLP	0001318757	1,358,423	1.78%	▲1,358,423	0.00%	$4.97Mn
19	UBS Group AG	0001610520	1,253,909	1.64%	▲938,724	+297.83%	$4.59Mn
20	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0001446194	1,180,946	1.55%	▲1,079,610	+1,065.38%	$4.32Mn

Showing 1 to 20 of 156 holders