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

32 trades

$22.70M

Net Position

Net Seller

$22.70M

Companies Traded

PTCT

Active Period

Jul 2021 – Apr 2026

32 total trades

Most Recent

Sell PTCT

Apr 8, 2026 · $157.3K

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

Buys

0 · $0.00

Sells

32 · $22.70M

Total Shares Bought

Total Shares Sold

414,126

PTCT Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Apr 8, 2026	Sell	2,265	$69.45	$157.3K	106,655
Feb 19, 2026	Sell	3,019	$69.48	$209.8K	0
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
Nov 19, 2025	Sell	2,812	$75.99	$213.7K	104,870
Oct 9, 2025	Sell	3,375	$63.43	$214.1K	105,519
Oct 7, 2025	Sell	24,921	$65.75	$1.64M	118,925
Sep 15, 2025	Sell	47,249	$61.18	$2.89M	104,445
Aug 19, 2025	Sell	2,813	$48.58	$136.7K	103,901
May 19, 2025	Sell	2,812	$46.13	$129.7K	103,901
Mar 14, 2025	Sell	15,521	$53.30	$827.2K	103,901
Mar 12, 2025	Sell	75,420	$53.08	$4.00M	111,663
Feb 21, 2025	Sell	2,947	$50.11	$147.7K	105,515
Jan 10, 2025	Sell	3,541	$44.87	$158.9K	108,846
Dec 4, 2024	Sell	95,908	$52.37	$5.02M	93,794
Feb 1, 2024	Sell	794	$27.25	$21.6K	71,189
Jan 10, 2024	Sell	3,395	$28.85	$98.0K	73,921
Apr 19, 2023	Sell	61,923	$51.42	$3.18M	75,378
Feb 2, 2023	Sell	812	$45.63	$37.0K	75,378
Jan 12, 2023	Sell	1,085	$43.58	$47.3K	76,685
Jan 11, 2023	Sell	835	$41.66	$34.8K	77,275
Oct 19, 2022	Sell	6,901	$55.00	$379.6K	61,110
Sep 22, 2022	Sell	1,176	$55.00	$64.7K	61,110
Apr 15, 2022	Sell	2,276	$45.17	$102.8K	61,110
Apr 7, 2022	Sell	5	$45.00	$225.00	61,110
Feb 11, 2022	Sell	17,935	$45.03	$807.6K	61,110
Feb 3, 2022	Sell	779	$40.00	$31.2K	61,110
Jan 11, 2022	Sell	885	$38.52	$34.1K	47,489
Sep 3, 2021	Sell	3,363	$45.01	$151.4K	48,374
Jul 12, 2021	Sell	8,234	$45.18	$372.0K	48,374