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Upstream Bio, Inc. — Director's Dealing 2024
Oct 17, 2024
32187_dirs_2024-10-17_e9a6d5f8-377a-48f6-ba2c-a7523df4f3c2.zip
Director's Dealing
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SEC Form 4 — Statement of Changes in Beneficial Ownership
Issuer: Upstream Bio, Inc. (UPB)
CIK: 0002022626
Period of Report: 2024-10-15
Reporting Person: AI Upstream LLC (N/A)
Reporting Person: AI Biotechnology LLC (N/A)
Reporting Person: Access Industries Holdings LLC (N/A)
Reporting Person: ACCESS INDUSTRIES MANAGEMENT, LLC (N/A)
Reporting Person: Blavatnik Len (N/A)
Non-Derivative Transactions
| Date | Security | Code | Shares | Price | A/D | Holdings After | Ownership |
|---|---|---|---|---|---|---|---|
| 2024-10-15 | Common Stock | P | 1175000 | $17.00 | Acquired | 1175000 | Direct |
| 2024-10-15 | Common Stock | C | 3147000 | — | Acquired | 4322000 | Direct |
| 2024-10-15 | Common Stock | C | 1172410 | — | Acquired | 5494410 | Direct |
Derivative Transactions
| Date | Security | Exercise Price | Code | Shares | A/D | Expiration | Underlying | Ownership |
|---|---|---|---|---|---|---|---|---|
| 2024-10-15 | Series A Convertible Preferred Stock | $ | C | 3147000 | Disposed | Common Stock (3147000) | Direct | |
| 2024-10-15 | Series B Convertible Preferred Stock | $ | C | 1172410 | Disposed | Common Stock (1172410) | Direct |
Footnotes
F1: Each share of the Issuer's Series A preferred stock and Series B preferred stock (collectively, the "Preferred Stock") converted into Common Stock on a 1.049-for-one basis upon closing of the Issuer's initial public offering without payment of consideration. The Preferred Stock had no expiration date.
F2: The securities reported are held directly by AI Upstream LLC ("AI Upstream") and may be deemed to be beneficially owned by AI Biotechnology LLC ("AI Biotechnology"), Access Industries Holdings LLC ("AIH"), Access Industries Management, LLC ("AIM") and Len Blavatnik because (i) Mr. Blavatnik controls AIM and AIH, (ii) AIM controls AIH, (iii) AIH owns all of the voting units of AI Biotechnology and (iv) AI Biotechnology owns all of the voting units of AI Upstream. Each of the reporting persons (other than AI Upstream) disclaims beneficial ownership of these securities, except to the extent of its or his pecuniary interest therein, and this form shall not be construed as an admission that any such reporting person is the beneficial owner of any of the securities reported on this form.