Senior insider sale
Chief Legal Officer at C4 THERAPEUTICS, INC. — senior position signals high conviction
$400.0K
112.69K shares
What this filing means
SIEGEL JOLIE plans to sell 112.69K shares of C4 THERAPEUTICS, INC. valued at approximately $400.0K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 3/9/2026ACC: 0001950047-26-002361
Officer· Chief Legal Officer
Since Oct 2020
112.69K
Shares to sell
$400.0K
Approx. market value
101.17K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Stock Option Exercise
Cash
3/9/2026
101.17KTotal acquired101.17K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
3/9/2026 | Stock Option Exercise Cash | 101.17K | — |
| Total | 101.17K | ||
Planned & Completed Dispositions2
Completed
—Completed
Units to sell
11.52K
Market value
$21.2K
2/17/2026
Planned — Approximate Date
NASDAQPlanned
Units to sell
101.17K
Market value
$378.8K
3/9/2026
Total
Units
112.69K
Value
$400.0K
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
2/17/2026 | 11.52K | $21.2K | — | Completed |
| Planned — Approximate Date | ||||
3/9/2026 | 101.17K | $378.8K | NASDAQ | Planned |
| Total | 112.69K | $400.0K | ||