ALMSTEAD NEIL GREGORY

PrivateCIK: 1578850
Location

SOUTH PLAINFIELD, NJ

Senior insider sale

Chief Technical Ops Officer at PTC THERAPEUTICS, INC. — senior position signals high conviction

$9.18M

107.40K shares

What this filing means

ALMSTEAD NEIL GREGORY plans to sell 107.40K shares of PTC THERAPEUTICS, INC. valued at approximately $9.18M. 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.

InsiderALMSTEAD NEIL GREGORYCIK 1578850
IssuerPTC THERAPEUTICS, INC.CIK 1070081
Officer· Chief Technical Ops Officer
Since Jan 2019
107.40K
Shares to sell
$9.18M
Approx. market value
2.46K
Acquired (3 months)
1
Planned
6 completed
Securities Acquired — Last 3 Months1
Sort

Stock Option Exercise

Cash

7/9/2026
2.46K
Total acquired2.46K
Planned & Completed Dispositions7
Sort

Completed

Completed

Units to sell

24.61K

Market value

$2.19M

7/7/2026
Completed

Units to sell

22.16K

Market value

$1.91M

7/6/2026
Completed

Units to sell

8.13K

Market value

$693.1K

6/26/2026
Completed

Units to sell

20.96K

Market value

$1.80M

6/25/2026
Completed

Units to sell

5.32K

Market value

$452.6K

6/24/2026
Completed

Units to sell

23.75K

Market value

$1.92M

6/22/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

2.46K

Market value

$222.4K

7/9/2026
Total

Units

107.40K

Value

$9.18M

ALMSTEAD NEIL GREGORY — Planned Insider Sale (Form 144) | Finecho