Murugan Amar — SEC Form 4 filings
SEC reporting owner CIK 1809916. 8 Form 4 filings on record with FilingPulse; latest filed 2025-05-23.
Transaction summary — filings shown
Covers all 8 filings on record, filed 2024-01-09 to 2025-05-23. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 6 legs across 4 filings — 47,516 shares, $45,637 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 5.
- Largest priced transaction: sale of 32,401 shares @ $0.62 ($19,991) in Atara Biotherapeutics, Inc., filed 2024-05-20.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Atara Biotherapeutics, Inc. (ATRA) | EVP, Chief Legal Officer | 4 | — | 5 legs · 43,603 sh · $34,900 | 1 |
| ACELYRIN, Inc. (SLRN) | Chief Legal Officer | 4 | — | 1 leg · 3,913 sh · $10,737 | 4 |
Form 4 filings — Murugan Amar
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-05-23 | 4 | ACELYRIN, Inc. (SLRN) | Disposition to issuer (D): 121,587 · Disposition to issuer (D): 525,000 (derivative) | EDGAR |
| 2025-03-19 | 4 | ACELYRIN, Inc. (SLRN) | Sale (S): 3,913 @ $2.74 | EDGAR |
| 2025-01-24 | 4 | ACELYRIN, Inc. (SLRN) | Grant/award (A): 125,000 @ $0 | EDGAR |
| 2024-11-27 | 4 | ACELYRIN, Inc. (SLRN) | Grant/award (A): 525,000 (derivative) @ $0 | EDGAR |
| 2024-08-20 | 4 | Atara Biotherapeutics, Inc. (ATRA) | Sale (S): 877 @ $6.63 · Sale (S): 192 @ $6.63 · Sale (S): 89 @ $6.63 | EDGAR |
| 2024-05-20 | 4 | Atara Biotherapeutics, Inc. (ATRA) | Sale (S): 32,401 @ $0.62 | EDGAR |
| 2024-03-06 | 4 | Atara Biotherapeutics, Inc. (ATRA) | Sale (S): 10,044 @ $0.72 | EDGAR |
| 2024-01-09 | 4 | Atara Biotherapeutics, Inc. (ATRA) | Grant/award (A): 475,000 @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-09 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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