Mark Elliott Boulding

PTCT

Mark Elliott Boulding serves as officer: EXEC. VP AND CLO at PTC Therapeutics, Inc. (PTCT). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

6 trades

$2.41M

Net Position

Net Seller

$2.41M

Companies Traded

PTCT

Active Period

Jan 2026 – Feb 2026

6 total trades

Most Recent

Sell PTCT

Feb 23, 2026 · $209.8K

Mark Elliott Boulding's Insider Trading at PTC Therapeutics, Inc. (PTCT)

Buys

0 · $0.00

Sells

6 · $2.41M

Total Shares Bought

Total Shares Sold

33,057

PTCT Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Feb 23, 2026↗	Sell	3,019	$69.48	$209.8K	107,643
Feb 19, 2026↗	Sell	8,913	$69.38	$618.4K	111,314
Feb 17, 2026↗	Sell	5,894	$69.33	$408.6K	0
Jan 12, 2026↗	Sell	6,347	$77.06	$489.1K	115,177
Jan 8, 2026↗	Sell	6,618	$77.31	$511.6K	119,162
Jan 6, 2026↗	Sell	2,266	$75.55	$171.2K	122,044