$ Value
$65.0M
Shares
4,705,575
Price
$14
Filed
Apr 22
Insider
Name
EcoR1 Capital, LLC
Title
—
CIK
0001587114
Roles
Transaction Details
Transaction Date
2026-04-20
Code
S
Table
Non-Derivative
Ownership
Indirect
Equity Swap
No
Shares After
3,174,519
Footnotes
The reporting persons are EcoR1 Capital, LLC ("EcoR1"), Oleg Nodelman and EcoR1 Capital Fund Qualified L.P. ("Qualified Fund"). EcoR1 is the investment adviser and general partner of private funds, including Qualified Fund (collectively, the "Funds"). Mr. Nodelman is the manager and controlling owner of EcoR1. EcoR1 is filing this Form 4 for itself, Mr. Nodelman and Qualified Fund. The filers are filing this Form 4 jointly, but not as a group, and each expressly disclaims membership in a group within the meaning of Rule 13d-5(b) under the Securities Exchange Act of 1934. The Funds hold these securities directly for the benefit of their investors. EcoR1 may be deemed to indirectly beneficially own them as the investment adviser to the Funds. Mr. Nodelman may be deemed to indirectly beneficially own them as the control person of EcoR1. The filers disclaim beneficial ownership of such securities except to the extent of their pecuniary interests therein. | The Funds sold these share in a private placement described in the Form 8K filed by the Issuer on April 20, 2026. | Qualified Fund sold 4,420,064 of the securities in this transaction. | After this transaction, Qualified Fund holds 2,981,908 shares of the Issuer's Common Stock.
Filing Info
EcoR1 Capital, LLC's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-04-20 | TRAX | ▼ | $65.0M |
| 2025-06-26 | ZYME | X | $509 |
| 2025-06-26 | ZYME | F | $521 |
| 2025-06-26 | ZYME | X | $0 |
| 2025-05-19 | ZYME | ▲ | $70K |
| 2025-05-15 | ITOS | ▲ | $26.4M ★ |
| 2025-05-15 | ZYME | ▲ | $566K |
| 2025-05-14 | ITOS | ▲ | $12.3M |
| 2025-05-06 | PRTA | ▼ | $15.2M |
| 2025-05-05 | PRTA | ▼ | $7.9M |
Other Insiders at TRAX (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| FENTON DENNIS M | — | — | 2026-04-20 |
| ANAPTYSBIO, INC | — | — | 2026-04-20 |
| Orwin John A | — | — | 2026-04-20 |
| Schmid John P. | — | — | 2026-04-20 |
| Marquet Magda | — | — | 2026-04-20 |
|
Faga Daniel
President, CEO
|
— | — | 2026-04-20 |
| Jain Rita | — | — | 2026-04-20 |
|
Lizzul Paul F.
Chief Medical Officer
|
— | — | 2026-04-20 |
| Ware J. Anthony | — | — | 2026-04-20 |
|
Tamboli Ajim
Chief Financial Officer
|
— | — | 2026-04-23 |