Sullivan Mark

Definium Therapeutics, Inc. · Chief Legal Officer

Sullivan Mark is listed in filings as Chief Legal Officer at Definium Therapeutics, Inc.. This profile follows SEC Form 4 activity through Jun 22, 2026, including sale activity. Recent filings connect the profile to Definium Therapeutics, Inc. (DFTX). The current snapshot covers public activity from Jun 25, 2024 to Jun 22, 2026. Reported amounts are shown as $128.9K to $33.6K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.

Data sources and methodology

History Trades

CompanyValueActionPriceLast Price
Definium Therapeutics, Inc.DFTX$129k17.9k sharesSellJun 25, 2024$7.22$36.67
Definium Therapeutics, Inc.DFTX$26k4.4k sharesSellSep 25, 2024$5.98$36.67
Definium Therapeutics, Inc.DFTX$34k4.5k sharesSellDec 26, 2024$7.43$36.67
Definium Therapeutics, Inc.DFTX$44k6.6k sharesSellMar 25, 2025$6.74$36.67
Definium Therapeutics, Inc.DFTX$78k11.5k sharesSellJun 25, 2025$6.80$36.67
Definium Therapeutics, Inc.DFTX$110k11.3k sharesSellSep 25, 2025$9.77$36.67
Definium Therapeutics, Inc.DFTX$148k11.3k sharesSellDec 26, 2025$13.15$36.67
Sullivan Mark History Trades | TradingNote