Chimovits Erez insider trades
Chimovits Erez has filed 8 Form 4s with the SEC that we hold, for Upstream Bio, Inc. (UPB) (Director), Braveheart Bio, Inc. (BRVE) (Director, 10% owner), ADARx Pharmaceuticals, Inc. (ADRX) (Director) and Tessera Defense & Homeland Security Inc. (PHGE) (10% owner). Across all of them we count 4 purchases worth $45.1M and 0 sales worth $0 reported on Form 4. In the last 12 months: 2 purchases ($31.0M) and 0 sales ($0). The largest single trade was a purchase of 1,666,667 shares of Braveheart Bio, Inc. worth $30.0M, dated 2026-08-07. The first filing on our record is dated 2024-03-19 and the latest 2026-09-30.
Upstream Bio, Inc. (UPB)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-10-15 | P, purchase reported on Form 4 | 165,000 | $2.8M | 2024-10-17 |
| 2024-10-15 | P, purchase reported on Form 4 | 660,000 | $11.2M | 2024-10-17 |
Braveheart Bio, Inc. (BRVE)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2026-08-07 | P, purchase reported on Form 4 | 1,666,667 | $30.0M | 2026-08-11 |
ADARx Pharmaceuticals, Inc. (ADRX)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2026-09-28 | P, purchase reported on Form 4 | 61,516 | $1.0M | 2026-09-30 |
Tessera Defense & Homeland Security Inc. (PHGE)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Counted from the Form 4 filings this reporting owner (SEC CIK 1706399) 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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