Senior insider sale
Chief Development Officer at PTC THERAPEUTICS, INC. — senior position signals high conviction
$1.61M
22.88K shares
What this filing means
KLEIN MATTHEW B. plans to sell 22.88K shares of PTC THERAPEUTICS, INC. valued at approximately $1.61M. 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: 5/14/2026ACC: 0001959173-26-003592
Officer· Chief Development Officer
Since Apr 2020
22.88K
Shares to sell
$1.61M
Approx. market value
10K
Acquired (3 months)
1
Planned
3 completed
Securities Acquired — Last 3 Months2
Restricted Stock Vesting
Compensation
12/29/2025
5.62KRestricted Stock Vesting
Compensation
12/1/2025
4.38KTotal acquired10K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
12/29/2025 | Restricted Stock Vesting Compensation | 5.62K | — |
12/1/2025 | Restricted Stock Vesting Compensation | 4.38K | — |
| Total | 10K | ||
Planned & Completed Dispositions4
Completed
—Completed
Units to sell
2.85K
Market value
$202.2K
4/21/2026
—Completed
Units to sell
2.66K
Market value
$170.6K
3/12/2026
—Completed
Units to sell
7.37K
Market value
$511.2K
2/18/2026
Planned — Approximate Date
NASDAQPlanned
Units to sell
10K
Market value
$730.8K
5/14/2026
Total
Units
22.88K
Value
$1.61M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
4/21/2026 | 2.85K | $202.2K | — | Completed |
3/12/2026 | 2.66K | $170.6K | — | Completed |
2/18/2026 | 7.37K | $511.2K | — | Completed |
| Planned — Approximate Date | ||||
5/14/2026 | 10K | $730.8K | NASDAQ | Planned |
| Total | 22.88K | $1.61M | ||