BOULDING MARK ELLIOTT

PrivateCIK: 1578852
Location

SOUTH PLAINFIELD, NJ

BOULDING MARK ELLIOTT (Exec. VP and CLO) sold 2.8% of their position (3.02K shares) of PTC THERAPEUTICS, INC. on the open market

Open‑market sale worth $209.8K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 4 sales
InsiderBOULDING MARK ELLIOTTCIK 1578852
IssuerPTC THERAPEUTICS, INC.CIK 1070081
Officer· Exec. VP and CLO
Since Jan 2019
-3.02K
Net shares
Net seller
$209.8K
Total sold
4
Open market trades
0B · 4S
4
Total transactions
3.02K disposed
Non-Derivative Transactions4

Common Stock

Direct
S · Sale

Shares

588.00

Price / share

$68.54

Trade value

$40.30K

% of position

0.5%
2/19/2026
108.23K107.64K

Common Stock

Direct
S · Sale

Shares

1.63K

Price / share

$69.82

Trade value

$113.74K

% of position

1.5%
2/19/2026
107.64K106.01K

Common Stock

Direct
S · Sale

Shares

212.00

Price / share

$68.54

Trade value

$14.53K

% of position

0.2%
2/19/2026
106.01K105.80K

Common Stock

Direct
S · Sale

Shares

590.00

Price / share

$69.82

Trade value

$41.19K

% of position

0.6%
2/19/2026
105.80K105.21K
Total

Net shares

3.02K

Net value

-$209.76K

Derivative Transactions0
No derivative transactions reported
BOULDING MARK ELLIOTT — Insider Transaction (Form 4) Filed Feb 23, 2026 | Finecho