224 hedge funds and large institutions have $4.39B invested in Erasca in 2026 Q1 according to their latest regulatory filings, with 96 funds opening new positions, 77 increasing their positions, 39 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

more capital invested

Capital invested by funds: $ → $

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

97% more repeat investments, than reductions

Existing positions increased: 77 | Existing positions reduced: 39

45% more funds holding

Funds holding: 154224 (+70)

10.7% more ownership

Funds ownership: 77.29%87.99% (+11%)

Holders
224
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
15
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$41.4M
Puts
$9.49M
Net Calls
Net Calls Change

Top Buyers

1 +$189M
2 +$68.6M
3 +$60.8M
4
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$59.6M
5
BlackRock
BlackRock
New York
+$53.8M
Name Holding Trade Value Shares
Change
Change in
Stake
EFMH
201
E Fund Management (HK)
Hong Kong
$15.1K
RIL
202
Rothschild Investment LLC
Illinois
$8.14K
Optiver Holding
203
Optiver Holding
Netherlands
$7.44K
EP
204
Essential Partners
California
$7.43K
RWM
205
Rialto Wealth Management
New York
$6.68K
CFM
206
Cornerstone Financial Management
Massachusetts
$5.47K
US Bancorp
207
US Bancorp
Minnesota
$4.77K
Royal Bank of Canada
208
Royal Bank of Canada
Ontario, Canada
$4K
FFO
209
Fortitude Family Office
Arizona
$3.51K
SPIA
210
Steward Partners Investment Advisory
New York
$3.24K
IA
211
IFP Advisors
Florida
$2.98K
SS
212
Sunbelt Securities
Texas
$2.62K
BFS
213
Bare Financial Services
Pennsylvania
$1.88K
MPWT
214
MassMutual Private Wealth & Trust
Connecticut
$1.39K
AAP
215
Arax Advisory Partners
Colorado
$1.23K
HFS
216
Hughes Financial Services
Virginia
$890
PFBT
217
Parkside Financial Bank & Trust
Missouri
$648
SS
218
SBI Securities
Japan
$599
RFP
219
Root Financial Partners
California
$550
MCM
220
MAI Capital Management
Ohio
$373
RIAS
221
Rachor Investment Advisory Services
Michigan
$292
Osaic Holdings
222
Osaic Holdings
Arizona
$97
Fifth Third Bancorp
223
Fifth Third Bancorp
Ohio
$32
SCM
224
Soleus Capital Management
Connecticut
IC
225
Ikarian Capital
Texas