Mark Mossler
Chief Accounting Officer · 1 filing · Latest: Feb 13, 2026
C4 Therapeutics, Inc.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
CCCC | Mark Mossler | — | Aug 14, 2026 | Proposed Sale | $4.25 | 4,139 | $17.6K | — | |
CCCC | Mark Mossler | — | Aug 13, 2026 | Proposed Sale | $4.07 | 15,000 | $61.1K | — | |
CCCC | Mark Mossler | — | Aug 12, 2026 | Proposed Sale | $3.93 | 19,519 | $76.7K | — | |
CCCC | Mark Mossler | — | May 27, 2026 | Proposed Sale | $3.91 | 9,087 | $35.5K | — | |
CCCC | Mark Mossler | Chief Accounting Officer | Feb 14, 2026 | Option Exercise | $0.00 | 9,420 | — | 75,184 |