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
Mariner
151
Mariner
Kansas
$303K
LCM
152
Landscape Capital Management
New Jersey
$303K
SRL
153
Scientech Research LLC
New Jersey
$294K
FCM
154
Farallon Capital Management
California
$291K
BBA
155
Baader Bank Aktiengesellschaft
Germany
$291K
X
156
Xponance
Pennsylvania
$280K
OL
157
Odyssean LLC
Connecticut
$280K
PR
158
PSP Research
Pennsylvania
$280K
QCG
159
Quadrant Capital Group
Ohio
$276K
AHL
160
Abel Hall LLC
Louisiana
$274K
OAM
161
Oxford Asset Management
United Kingdom
$271K
Mirae Asset Global Investments
162
Mirae Asset Global Investments
South Korea
$261K
Two Sigma Investments
163
Two Sigma Investments
New York
$256K
Universal-Beteiligungs- und Servicegesellschaft
164
Universal-Beteiligungs- und Servicegesellschaft
Germany
$255K
AIP
165
Ameritas Investment Partners
Nebraska
$251K
WAP
166
Wealthcare Advisory Partners
Pennsylvania
$245K
Russell Investments Group
167
Russell Investments Group
United Kingdom
$231K
BP
168
Ballentine Partners
Massachusetts
$227K
LPL Financial
169
LPL Financial
California
$215K
B
170
Bailard
California
$213K
Acadian Asset Management
171
Acadian Asset Management
Massachusetts
$200K
SLAM
172
Swiss Life Asset Management
$198K
PCA
173
Pallas Capital Advisors
Massachusetts
$197K
Stifel Financial
174
Stifel Financial
Missouri
$195K
Nisa Investment Advisors
175
Nisa Investment Advisors
Missouri
$188K