Sullivan Mark — Chief Legal Officer
Insider trading activity for Sullivan Mark sourced from SEC EDGAR Form 4 filings.
Overview
- Title: Chief Legal Officer
- Company: Definium Therapeutics, Inc.
- Total insider trades: 4
- Total buy volume: $0
- Total sell volume: $1.3M
- Last trade: Sep 29, 2026
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Sep 25, 2026 | Sullivan Mark | DFTX Definium Therapeutics, Inc. | SELL | 14,051 | $514K |
| Jun 25, 2026 | Sullivan Mark | DFTX Definium Therapeutics, Inc. | SELL | 13,008 | $586K |
| Jun 22, 2026 | Sullivan Mark | DFTX Definium Therapeutics, Inc. | OTHER | 62,500 | N/A |
| Mar 25, 2026 | Sullivan Mark | DFTX Definium Therapeutics, Inc. | SELL | 10,702 | $198K |