Brenner Martin insider trades
Brenner Martin has filed 24 Form 4s with the SEC that we hold, all for iBio, Inc. (IBIO), as See Remarks, Director. Across all of them we count 2 purchases worth $49.9K and 15 sales worth $66.0K reported on Form 4. In the last 12 months: 1 purchase ($24.9K) and 0 sales ($0). The largest single trade was a sale of 47,020 shares of iBio, Inc. worth $27.7K, dated 2023-07-12. The first filing on our record is dated 2021-08-25 and the latest 2026-03-23.
iBio, Inc. (IBIO)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2023-02-21 | S, sale reported on Form 4 | 3,976 | $7.0K | 2023-02-23 |
| 2023-03-23 | S, sale reported on Form 4 | 5,213 | $11.1K | 2023-03-28 |
| 2023-04-24 | S, sale reported on Form 4 | 4,382 | $5.3K | 2023-04-24 |
| 2023-05-22 | S, sale reported on Form 4 | 4,158 | $3.9K | 2023-05-24 |
| 2023-05-22 | S, sale reported on Form 4 | 24 | $23 | 2023-05-24 |
| 2023-06-21 | S, sale reported on Form 4 | 3,859 | $2.6K | 2023-06-22 |
| 2023-06-21 | S, sale reported on Form 4 | 225 | $155 | 2023-06-22 |
| 2023-06-21 | S, sale reported on Form 4 | 100 | $68 | 2023-06-22 |
| 2023-07-12 | S, sale reported on Form 4 | 47,020 | $27.7K | 2023-07-13 |
| 2023-07-27 | S, sale reported on Form 4 | 35 | $18 | 2023-07-28 |
| 2023-07-27 | S, sale reported on Form 4 | 4,480 | $2.3K | 2023-07-28 |
| 2023-08-28 | S, sale reported on Form 4 | 5,011 | $1.6K | 2023-08-30 |
| 2023-10-02 | S, sale reported on Form 4 | 4,215 | $1.3K | 2023-10-03 |
| 2023-10-03 | S, sale reported on Form 4 | 5,267 | $1.6K | 2023-10-05 |
| 2023-11-01 | S, sale reported on Form 4 | 4,881 | $1.3K | 2023-11-03 |
| 2025-01-10 | P, purchase reported on Form 4 | 9,191 | $25.0K | 2025-01-13 |
| 2026-03-19 | P, purchase reported on Form 4 | 12,336 | $24.9K | 2026-03-23 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1770235) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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