Latest Period
Q1 2026
Security Snapshot
Erasca, Inc. - Common Stock, $0.0001 par value per share (ERAS) Institutional Ownership
CUSIP: 29479A108
13F Institutional Holders and Ownership History from Q3 2021 to Q1 2026
Institutions Reporting
222
Shares (Excl. Options)
270,827,483
Price
$16.18
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- Security type / class
- Equity / Common Stock, $0.0001 par value per share
- Symbol
- ERAS on Nasdaq
- Shares outstanding
- 309,109,660
- Reported price per share
- $10.44
- Price from insider filings
- $10.44
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 270,827,483
- Total reported value
- $4,380,554,367
- Portfolio coverage rank
- 0.02%
- Share change
- +48,662,197
- Value change
- +$843,111,567
- Number of holders
- 222
Security identity
Issuer context
Latest holder snapshot
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Key facts
- ERAS - Erasca, Inc. - Common Stock, $0.0001 par value per share is tracked under CUSIP 29479A108.
- 222 institutions reported positions in Q1 2026.
- 8 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 153 to 222 between Q4 2025 and Q1 2026.
- Reported value moved from $815,702,675 to $4,380,554,367.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 222 institutions filings for Q1 2026.
Security key
29479A108
Latest holder period
Q1 2026
13F holders
222
13D/G owners
8
CIK / CUSIP context first
Open Q1 2026 holders
ERAS full holder history
Erasca, Inc. SEC filings
Erasca, Inc. company facts
Erasca, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 29479A108:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
8
Security
ERAS
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| T. Rowe Price Investment Management, Inc. | 6.8% | +18% | $368,453,223 | +$88,759,076 | 21,224,264 | +32% | T. Rowe Price Investment Management, Inc. | 31 Mar 2026 |
| Venrock Healthcare Capital Partners III, L.P. | 5.3% | $284,405,616 | 16,382,812 | Venrock Healthcare Capital Partners III, L.P. | 31 Mar 2026 | |||
| RTW INVESTMENTS, LP | 5.2% | $280,488,558 | 16,157,175 | RTW Investments, LP | 31 Mar 2026 | |||
| Frazier Life Sciences Public Fund, L.P. | 5.3% | -34% | $21,355,029 | -$10,702,679 | 15,038,753 | -33% | Frazier Life Sciences Public Fund, L.P. | 30 Jun 2025 |
| Logos Global Management LP | 4.8% | -10% | $29,648,000 | -$3,270,000 | 13,600,000 | -9.9% | Logos Global Management LP | 30 Sep 2025 |
| NOVARTIS PHARMA AG | 4.4% | $17,107,692 | 12,307,692 | Novartis Pharma AG | 31 Dec 2024 | |||
| Paradigm Biocapital Advisors LP | 3.3% | -40% | $180,417,307 | -$82,744,582 | 10,392,702 | -31% | Paradigm BioCapital Advisors LP | 31 Mar 2026 |
| SUVRETTA CAPITAL MANAGEMENT, LLC | 1.1% | -80% | $59,631,027 | -$192,123,762 | 3,434,967 | -76% | Suvretta Capital Management, LLC | 31 Mar 2026 |
As of 31 Mar 2026, 222 institutional investors reported holding 270,827,483 shares of Erasca, Inc. - Common Stock, $0.0001 par value per share (ERAS). This represents 88% of the company’s total 309,109,660 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
72%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Frazier Life Sciences Management, L.P. | 8% | 24,675,188 | +8.6% | 10% | $399,244,542 |
| T. Rowe Price Investment Management, Inc. | 6.9% | 21,259,646 | +32% | 0.24% | $343,982,000 |
| BlackRock, Inc. | 6.5% | 20,151,406 | +29% | 0.01% | $326,049,749 |
| Venrock Adviser, LLC | 5.3% | 16,382,812 | -8.3% | 9.9% | $265,073,898 |
| RTW INVESTMENTS, LP | 5.2% | 16,157,175 | +10917% | 2.6% | $261,423,092 |
| Vivo Capital, LLC | 3.9% | 12,151,480 | +31% | 16% | $196,610,946 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.6% | 11,249,738 | 0% | 0% | $182,020,761 |
| Siren, L.L.C. | 3.6% | 11,244,246 | +28% | 5% | $181,931,900 |
| Logos Global Management LP | 3.6% | 11,150,000 | -14% | 9.3% | $180,407,000 |
| Paradigm Biocapital Advisors LP | 3.4% | 10,392,702 | -27% | 3.4% | $168,153,918 |
| STATE STREET CORP | 3% | 9,300,084 | +51% | 0.01% | $150,475,359 |
| ARCH Venture Management, LLC | 2.3% | 7,091,557 | -36% | 17% | $114,741,392 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.9% | 5,996,149 | +22% | 0.01% | $97,036,534 |
| Cormorant Asset Management, LP | 1.9% | 5,800,000 | 4.7% | $93,844,000 | |
| Affinity Asset Advisors, LLC | 1.7% | 5,350,000 | +37% | 5.1% | $86,563,000 |
| Balyasny Asset Management L.P. | 1.7% | 5,143,985 | +5145% | 0.16% | $83,229,677 |
| GOLDMAN SACHS GROUP INC | 1.6% | 4,875,186 | +46% | 0.01% | $78,880,509 |
| JANUS HENDERSON GROUP PLC | 1.2% | 3,710,966 | 0.03% | $59,987,765 | |
| 5AM Venture Management, LLC | 1.1% | 3,485,971 | -36% | 16% | $56,403,011 |
| SUVRETTA CAPITAL MANAGEMENT, LLC | 1.1% | 3,434,967 | -76% | 1.5% | $55,577,766 |
| Commodore Capital LP | 1% | 3,175,000 | 3% | $51,371,500 | |
| BANK OF AMERICA CORP /DE/ | 0.99% | 3,055,897 | +90% | 0% | $49,444,413 |
| a16z Capital Management, L.L.C. | 0.93% | 2,862,500 | 0% | 3.6% | $46,315,250 |
| Woodline Partners LP | 0.92% | 2,831,538 | +47% | 0.17% | $45,814,285 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 0.68% | 2,100,000 | 0.05% | $33,978,000 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
19
Latest
Q1 2026
Rows shown
1-19 of 19
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 270,827,483 | $4,380,554,367 | +$843,111,567 | $16.18 | 222 |
| 2025 Q4 | 219,275,999 | $815,702,675 | +$5,117,573 | $3.72 | 153 |
| 2025 Q3 | 214,909,404 | $468,512,239 | -$3,508,720 | $2.18 | 138 |
| 2025 Q2 | 218,177,770 | $277,145,224 | -$8,196,772 | $1.27 | 141 |
| 2025 Q1 | 224,275,876 | $307,274,963 | -$9,730,312 | $1.37 | 151 |
| 2024 Q4 | 230,866,824 | $579,481,287 | -$3,886,798 | $2.51 | 144 |
| 2024 Q3 | 232,039,374 | $633,439,326 | +$46,910,487 | $2.73 | 130 |
| 2024 Q2 | 203,567,396 | $480,459,612 | +$311,839,926 | $2.36 | 124 |
| 2024 Q1 | 72,681,232 | $149,721,765 | +$6,866,672 | $2.06 | 105 |
| 2023 Q4 | 69,247,665 | $147,523,921 | -$3,989,593 | $2.13 | 115 |
| 2023 Q3 | 71,279,487 | $140,403,646 | -$6,391,863 | $1.97 | 106 |
| 2023 Q2 | 74,333,071 | $205,158,369 | -$10,901,012 | $2.76 | 110 |
| 2023 Q1 | 78,047,305 | $234,907,735 | -$11,497,274 | $3.01 | 115 |
| 2022 Q4 | 79,824,946 | $344,037,900 | +$2,800,974 | $4.31 | 106 |
| 2022 Q3 | 80,523,466 | $628,084,382 | +$33,781,376 | $7.80 | 87 |
| 2022 Q2 | 76,887,302 | $428,260,749 | +$21,982,237 | $5.57 | 87 |
| 2022 Q1 | 72,825,959 | $626,627,487 | +$45,427,981 | $8.60 | 80 |
| 2021 Q4 | 63,677,801 | $987,988,866 | +$64,674,674 | $15.58 | 63 |
| 2021 Q3 | 44,137,190 | $918,521,616 | +$918,521,616 | $21.22 | 53 |