Brenner Martin — SEC Form 4 filings
SEC reporting owner CIK 1770235. 6 Form 4 filings on record with FilingPulse; latest filed 2026-03-23.
Transaction summary — filings shown
Covers all 6 filings on record, filed 2024-05-13 to 2026-03-23. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 2 legs across 2 filings — 21,527 shares, $49,918 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 5.
- Largest priced transaction: purchase of 9,191 shares @ $2.72 ($25,000) in iBio, Inc., filed 2025-01-13.
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 |
|---|---|---|---|---|---|
| iBio, Inc. (IBIO) | See Remarks, Director | 6 | 2 legs · 21,527 sh · $49,918 | — | 5 |
Form 4 filings — Brenner Martin
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-03-23 | 4 | iBio, Inc. (IBIO) | Purchase (P): 12,336 @ $2.02 | EDGAR |
| 2026-01-30 | 4 | iBio, Inc. (IBIO) | Grant/award (A): 479,000 (derivative) @ $0 | EDGAR |
| 2025-10-22 | 4 | iBio, Inc. (IBIO) | Grant/award (A): 180,000 (derivative) @ $0 | EDGAR |
| 2025-02-24 | 4 | iBio, Inc. (IBIO) | Grant/award (A): 230,700 (derivative) @ $0 | EDGAR |
| 2025-01-13 | 4 | iBio, Inc. (IBIO) | Purchase (P): 9,191 @ $2.72 | EDGAR |
| 2024-05-13 | 4 | iBio, Inc. (IBIO) | Grant/award (A): 147,300 (derivative) @ $0 · Grant/award (A): 110,000 (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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