SCHMERTZLER MICHAEL sold 1.5% of their position (20K shares) of PTC THERAPEUTICS, INC. on the open market
Open‑market sale worth $1.35M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 4 sales
Filed: 9/18/2026ACC: 0001288952-26-000012
Director
Since Jan 2019
-20K
Net shares
Net seller
$1.35M
Total sold
4
Open market trades
0B · 4S
4
Total transactions
20K disposed
Non-Derivative Transactions4
Common Stock
Indirect
Shares
−2.99K
Price / share
$66.58
Trade value
$199.34K
% of position
0.2%
9/16/2026
1.32M→1.31M
Common Stock
Indirect
Shares
−7.01K
Price / share
$67.35
Trade value
$471.85K
% of position
0.5%
9/16/2026
1.31M→1.31M
Common Stock
Indirect
Shares
−9.62K
Price / share
$67.83
Trade value
$652.80K
% of position
0.7%
9/17/2026
1.31M→1.30M
Common Stock
Indirect
Shares
−376.00
Price / share
$68.45
Trade value
$25.74K
% of position
0.0%
9/17/2026
1.30M→1.30M
Total
Net shares
−20K
Net value
-$1.35M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 9/16/2026 | S · Sale | −2.99K | $66.58 | $199.34K | 0.2% | 1.32M | 1.31M |
| Common Stock Indirect | 9/16/2026 | S · Sale | −7.01K | $67.35 | $471.85K | 0.5% | 1.31M | 1.31M |
| Common Stock Indirect | 9/17/2026 | S · Sale | −9.62K | $67.83 | $652.80K | 0.7% | 1.31M | 1.30M |
| Common Stock Indirect | 9/17/2026 | S · Sale | −376.00 | $68.45 | $25.74K | 0.0% | 1.30M | 1.30M |
| Total | −20K | -$1.35M | ||||||
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