Mei Baisong — SEC Form 4 filings
SEC reporting owner CIK 1938499. 5 Form 4 filings on record with FilingPulse; latest filed 2024-12-05.
Transaction summary — filings shown
Covers all 5 filings on record, filed 2024-03-05 to 2024-12-05. 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): 5 legs across 5 filings — 28,516 shares, $231,587 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 4.
- Largest priced transaction: sale of 20,327 shares @ $9.42 ($191,425) in Editas Medicine, Inc., filed 2024-03-05.
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 |
|---|---|---|---|---|---|
| Editas Medicine, Inc. (EDIT) | EVP, CHIEF MEDICAL OFFICER | 5 | — | 5 legs · 28,516 sh · $231,587 | 4 |
Form 4 filings — Mei Baisong
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2024-12-05 | 4 | Editas Medicine, Inc. (EDIT) | Sale (S): 541 @ $2.08 | EDGAR |
| 2024-09-06 | 4 | Editas Medicine, Inc. (EDIT) | Sale (S): 518 @ $3.42 | EDGAR |
| 2024-07-22 | 4 | Editas Medicine, Inc. (EDIT) | Sale (S): 6,619 @ $5.21 | EDGAR |
| 2024-06-06 | 4 | Editas Medicine, Inc. (EDIT) | Sale (S): 511 @ $5.50 | EDGAR |
| 2024-03-05 | 4 | Editas Medicine, Inc. (EDIT) | Grant/award (A): 50,900 @ $0 · Grant/award (A): 19,458 @ $0 · Grant/award (A): 19,457 @ $0 · Sale (S): 20,327 @ $9.42 · Grant/award (A): 152,800 (derivative) @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 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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