SCHMERTZLER MICHAEL sold 1.8% of their position (25K shares) of PTC THERAPEUTICS, INC. on the open market
Open‑market sale worth $1.81M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 4 sales
Filed: 8/28/2026ACC: 0001288952-26-000006
Director
Since Jan 2019
-25K
Net shares
Net seller
$1.81M
Total sold
4
Open market trades
0B · 4S
4
Total transactions
25K disposed
Non-Derivative Transactions4
Common Stock
Indirect
Shares
−6.87K
Price / share
$72.74
Trade value
$500.01K
% of position
0.5%
8/26/2026
1.36M→1.35M
Common Stock
Indirect
Shares
−5.63K
Price / share
$73.18
Trade value
$411.71K
% of position
0.4%
8/26/2026
1.35M→1.35M
Common Stock
Indirect
Shares
−11.89K
Price / share
$71.55
Trade value
$850.73K
% of position
0.9%
8/27/2026
1.35M→1.34M
Common Stock
Indirect
Shares
−610.00
Price / share
$72.22
Trade value
$44.05K
% of position
0.0%
8/27/2026
1.34M→1.34M
Total
Net shares
−25K
Net value
-$1.81M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 8/26/2026 | S · Sale | −6.87K | $72.74 | $500.01K | 0.5% | 1.36M | 1.35M |
| Common Stock Indirect | 8/26/2026 | S · Sale | −5.63K | $73.18 | $411.71K | 0.4% | 1.35M | 1.35M |
| Common Stock Indirect | 8/27/2026 | S · Sale | −11.89K | $71.55 | $850.73K | 0.9% | 1.35M | 1.34M |
| Common Stock Indirect | 8/27/2026 | S · Sale | −610.00 | $72.22 | $44.05K | 0.0% | 1.34M | 1.34M |
| Total | −25K | -$1.81M | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1
Common Stock
DirectShares owned163.27K
Total
163.27K direct163.27K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 163.27K | Direct |
| Total | 163.27K | 163.27K direct |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported