BOULDING MARK ELLIOTT

PrivateCIK: 1578852
Location

SOUTH PLAINFIELD, NJ

BOULDING MARK ELLIOTT (Exec. VP and CLO) sold 5.2% of their position (5.89K shares) of PTC THERAPEUTICS, INC. on the open market

Open‑market sale worth $408.6K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderBOULDING MARK ELLIOTTCIK 1578852
IssuerPTC THERAPEUTICS, INC.CIK 1070081
Officer· Exec. VP and CLO
Since Jan 2019
-5.89K
Net shares
Net seller
$408.6K
Total sold
3
Open market trades
0B · 3S
5
Total transactions
2.81K acquired · 8.71K disposed
Non-Derivative Transactions4

Common Stock

Direct
M · Option Exercise

Shares

+2.81K

Price / share

$25.69

Trade value

$72.27K

% of position

2.5%
2/17/2026
111.31K114.13K

Common Stock

Direct
S · Sale

Shares

2.81K

Price / share

$69.29

Trade value

$194.77K

% of position

2.5%
2/17/2026
114.13K111.31K

Common Stock

Direct
S · Sale

Shares

2.00

Price / share

$70.13

Trade value

$140.26

% of position

0.0%
2/17/2026
111.31K111.31K

Common Stock

Direct
S · Sale

Shares

3.08K

Price / share

$69.36

Trade value

$213.70K

% of position

2.8%
2/18/2026
111.31K108.23K
Total

Net shares

3.08K

Net value

-$336.35K

Derivative Transactions1

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

2.81K shares

Shares

2.81K

Strike price

25.69

Held after

22.50K

Exercisable

2/17/2026
BOULDING MARK ELLIOTT — Insider Transaction (Form 4) Filed Feb 19, 2026 | Finecho