Erasca ERAS Institutional Ownership

NASDAQ ERAS

$14.49 -0.13 (-0.89%)

At close: Oct 21, 2026 · 4:00 PM EDT

Institutions by Trading Activity

256 Institutions

Increased 166 64.8%

Unchanged 15 5.9%

Reduced 75 29.3%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

89.70%

▲+1.71 pp QoQ

Shares Held by Institutions

280.36Mn

of 312.56Mn outstanding

▲+2.52% QoQ

Shares Outstanding

312.56Mn

32.20Mn held outside 13F filers

Institutional Investors

256

filed 13F for Jun 2026

▲+32 vs prior quarter

Net Shares Added (QoQ)

+6.89Mn

accumulated since last quarter

Value of Holdings

$4.10Bn

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

Updated Oct 11, 2026

Erasca, Inc. (NASDAQ:ERAS) appeared in the 13F filings of 256 institutional investors for the quarter ended June 30, 2026.

These investors held 89.70% of Erasca's outstanding shares at the end of Q2 2026, up from 87.99% in Q1 2026.
Total shares held in Erasca rose 2.52% versus Q1 2026, while the number of holders rose 82.86% versus Q2 2025.
Looking at the 256 holders of ERAS individually, 166 added to their positions, 75 reduced their stakes and 15 left their positions unchanged.
Altogether, institutional holders owned 280.36Mn ERAS shares at the end of Q2 2026, up 6.89Mn from the prior quarter and up 62.79Mn from a year earlier.
Frazier Life Sciences Management, L.P. held the largest position in ERAS at 24.98Mn shares as of June 30, 2026, or 7.99% of shares outstanding.
Holders that added the most shares of Erasca in Q2 2026 were T. Rowe Price Associates Inc (+4.46Mn shares), State Street Corp (+2.88Mn shares), RTW Investments, LP (+1.79Mn shares), Venrock Adviser, LLC (+1.51Mn shares) and AllianceBernstein L.P. (+1.47Mn shares).
Among holders that kept a stake in Erasca, the biggest sellers in Q2 2026 were Vivo Capital, LLC (-8.02Mn shares), Balyasny Asset Management L.P. (-4.49Mn shares), Goldman Sachs Group Inc (-1.05Mn shares), Paradigm Biocapital Advisors LP (-842.7K shares) and Holocene Advisors, LP (-634.17K shares).
Business Quant data shows the 10 biggest positions in Erasca as of Q2 2026 were held by Frazier Life Sciences Management, L.P. (24.98Mn shares), T. Rowe Price Investment Management, Inc. (21.19Mn shares), BlackRock, Inc. (21.15Mn shares), RTW Investments, LP (17.95Mn shares), Venrock Adviser, LLC (17.89Mn shares), State Street Corp (12.18Mn shares), Logos Global Management LP (12.15Mn shares), Vanguard Capital Management LLC (11.4Mn shares), Siren, L.L.C. (11.4Mn shares) and Paradigm Biocapital Advisors LP (9.55Mn shares).

Form 13F Holdings

256 Institutional Holders

Report period 30 Jun, 2026

Total shares held 280.36Mn

Of outstanding 89.70%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Frazier Life Sciences Management, L.P.	0001892134	24,975,188	7.99%	▲300,000	+1.22%	$457.55Mn
2	T. Rowe Price Investment Management, Inc.	0001897612	21,185,839	6.78%	▼73,807	-0.35%	$388.13K
3	BlackRock, Inc.	0002012383	21,154,146	6.77%	▲1,002,740	+4.98%	$387.54Mn
4	RTW INVESTMENTS, LP	0001493215	17,946,754	5.74%	▲1,789,579	+11.08%	$328.78Mn
5	Venrock Adviser, LLC	0001615982	17,891,812	5.72%	▲1,509,000	+9.21%	$327.78Mn
6	State Street Corp	0000093751	12,184,555	3.90%	▲2,884,471	+31.02%	$223.22Mn
7	Logos Global Management LP	0001792126	12,150,000	3.89%	▲1,000,000	+8.97%	$222.59Mn
8	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	11,402,199	3.65%	▲152,461	+1.36%	$208.89Mn
9	Siren, L.L.C.	0002005245	11,397,781	3.65%	▲153,535	+1.37%	$208.81Mn
10	Paradigm Biocapital Advisors LP	0001855655	9,550,000	3.06%	▼842,702	-8.11%	$174.96Mn
11	ARCH Venture Management, LLC	0001274403	7,091,557	2.27%	0	0.00%	$129.92Mn
12	GEODE CAPITAL MANAGEMENT, LLC	0001214717	6,501,426	2.08%	▲505,277	+8.43%	$119.13Mn
13	PRICE T ROWE ASSOCIATES INC /MD/	0000080255	6,272,508	2.01%	▲4,457,168	+245.53%	$114.91K
14	Cormorant Asset Management, LP	0001583977	6,000,000	1.92%	▲200,000	+3.45%	$109.92Mn
15	Affinity Asset Advisors, LLC	0001773195	5,250,000	1.68%	▼100,000	-1.87%	$96.18Mn
16	Vivo Capital, LLC	0001674712	4,127,412	1.32%	▼8,024,068	-66.03%	$75.61Mn
17	ALLIANCEBERNSTEIN L.P.	0001109448	4,118,614	1.32%	▲1,473,694	+55.72%	$66.64Mn
18	Goldman Sachs Group Inc	0000886982	3,822,113	1.22%	▼1,053,073	-21.60%	$70.02Mn
19	Bank Of America Corp /De/	0000070858	3,048,737	0.98%	▼7,160	-0.23%	$55.85Mn
20	FMR LLC	0000315066	2,883,417	0.92%	▲1,393,337	+93.51%	$52.82Mn

Showing 1 to 20 of 256 holders