Almstead Neil Gregory Insider Trades & Stock Holdings

CHIEF TECHNICAL OPS OFFICER · PTC Therapeutics, Inc. · Latest filing Jun 26, 2026

Almstead Neil Gregory, CHIEF TECHNICAL OPS OFFICER at PTC Therapeutics, Inc. has 8 Form 4 trades on file since Jun 22, 2026. Open-market activity: 0 purchases ($0) and 3 sales ($2.95M), net -$2.95M. Latest filing: disposed of 8.13K shares of $PTCT on Jun 26, 2026 at $85.26.

Trades on file

8

Open-market bought

$0

Open-market sold

$2.95M

Net open-market

-$2.95M

Latest filing

Jun 26, 2026

All insider trades by Almstead Neil Gregory

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Jun 26, 2026	$PTCT	Sell (Open-market sale) 10b5-1	8.13K	$85.26	$693.15K			+1.2%	-10.2%		CHIEF TECHNICAL OPS OFFICER		Read
Jun 26, 2026	$PTCT	Buy (Option exercise)	8.13K	$38.10	$309.75K			+1.2%	-10.2%		CHIEF TECHNICAL OPS OFFICER		Read
Jun 25, 2026	$PTCT	Sell (Open-market sale) 10b5-1	20.96K	$85.97	$1.80M			-1.4%	-10.3%		CHIEF TECHNICAL OPS OFFICER		—
Jun 25, 2026	$PTCT	Buy (Option exercise)	20.96K	$38.11	$798.71K			-1.4%	-10.3%		CHIEF TECHNICAL OPS OFFICER		—
Jun 24, 2026	$PTCT	Sell (Open-market sale) 10b5-1	5.32K	$85.03	$452.61K			-3.6%	-9.0%		CHIEF TECHNICAL OPS OFFICER		Read
Jun 24, 2026	$PTCT	Buy (Option exercise)	5.32K	$38.10	$202.81K			-3.6%	-9.0%		CHIEF TECHNICAL OPS OFFICER		Read
Jun 22, 2026	$PTCT	Sell (Option exercise)	23.75K	$0	—			+0.8%	-3.2%		CHIEF TECHNICAL OPS OFFICER		Read
Jun 22, 2026	$PTCT	Buy (Option exercise)	23.75K	$25.69	$610.11K			+0.8%	-3.2%		CHIEF TECHNICAL OPS OFFICER		—

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Almstead Neil Gregory traded

• $PTCT

Frequently asked questions

Has Almstead Neil Gregory been buying or selling stock?

Almstead Neil Gregory has 0 open-market purchases and 3 open-market sales on file, net -$2.95M. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Almstead Neil Gregory's latest insider trade?

disposed of 8.13K shares of $PTCT on Jun 26, 2026 at $85.26.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.