Mark Elliott Boulding $PTCT SEC Form 4 Insider Trading

Mark Elliott Boulding has filed a total of 101 insider trades in $PTCT since 2021. Their most recent trade was a sale of 1,629 shares, made on Feb 19, 2026. Their largest trade was a sale of 83,640 shares, made on Dec 02, 2024. We estimate that they now own 105,212 shares of $PTCT, worth an estimated $7.0 million.

Insider Trading at $PTCT

There have been a total of 417 insider trades reported at $PTCT since 2021, with 7,700 shares purchased and 1.4 million shares sold. The most active insider traders in $PTCT stock have been Mark Elliott Boulding, Neil Gregory Almstead, and Eric Pauwels. The most recent trade was a sale of 2,662 shares reported by Matthew B. Klein (CHIEF EXECUTIVE OFFICER), made on Mar 12, 2026.

$PTCT Executives and Stock Owners with Insider Trades

• Mark Elliott Boulding, EXEC. VP AND CLO

• Neil Gregory Almstead, CHIEF TECHNICAL OPS OFFICER

• Eric Pauwels, CHIEF BUSINESS OFFICER

• Matthew B. Klein, CHIEF EXECUTIVE OFFICER

• Christine Marie Utter, SVP, FINANCE & CAO

• Mark Elliott Boulding, Exec. VP and CLO

• Christine Marie Utter, SVP, CHIEF ACCOUNTING OFFICER

• Lee Scott Golden, EVP & CHIEF MEDICAL OFFICER

• Stuart Walter Peltz, CHIEF EXECUTIVE OFFICER

• Emily Luisa Hill, CHIEF FINANCIAL OFFICER

• Pierre Gravier, CHIEF FINANCIAL OFFICER

• Neil Gregory Almstead, Chief Technical Ops Officer

• Stuart Walter Peltz, Chief Executive Officer

• Eric Pauwels, CHIEF EXECUTIVE OFFICER

• Christine Marie Utter, SVP, Finance & CAO

• Eric Pauwels, Chief Business Officer

• Emily Luisa Hill, Chief Financial Officer

• Matthew B. Klein, CHIEF OPERATING OFFICER

• Lee Scott Golden, CHIEF MEDICAL OFFICER

• Matthew B. Klein, Chief Operating Officer

*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.