PTC Therapeutics Inc.

Last updated September 27, 2026

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Organization details

Legal name: PTC Therapeutics Inc.
Ownership: Public
Status: Active
Sector (GICS): Health Care
SIC code: 2834 — Pharmaceutical Preparations
Jurisdiction of incorporation: Delaware
Headquarters city: Warren
Headquarters state / province: New Jersey
Headquarters country: United States
Fiscal year end: December
Ticker symbol: PTCT
Primary stock exchange: Nasdaq

Identifiers

SEC CIK: 0001070081
EIN: 04-3416587
Wikidata ID: Q7120959

Board of directors

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Alethia Young · Director
Since 2023
Allan Steven Jacobson · Director
Since 2023
David P. Southwell · Director
Since 2023
Emma Reeve · Director
Since 2023
Eric Pauwels · Director · CHIEF EXECUTIVE OFFICER
Since 2024
Glenn Jr Md Steele Ph.D. · Director
Since 2023
Hege Elisabeth Sollie-Zetlmayer · Director
Since 2026
Jerome B. Zeldis · Director
Since 2023
Jessica Caroline Chutter · Director
Since 2026
Mary L. Smith · Director
Since 2023
Matthew B. Klein · Director · CHIEF EXECUTIVE OFFICER
Since 2023
Michael Schmertzler · Director
Since 2023
Stephanie Okey · Director
Since 2023
Stuart Walter Peltz · Director · CHIEF EXECUTIVE OFFICER
Since 2023
William F. Bell Jr. · Director
Since 2023

Chief executives

Stuart Walter Peltz · CHIEF EXECUTIVE OFFICER

Dates unknown

Matthew B. Klein · CHIEF EXECUTIVE OFFICER

Dates unknown

Eric Pauwels · CHIEF EXECUTIVE OFFICER

Dates unknown

Director election results

Annual meeting of June 2, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

7 of this board's directors also sit on 10 other boards. 9 are in the same sector.

Shared director Other board Same sector

ClearPoint Neuro Inc. Same sector
via Matthew B. Klein
Editas Medicine Inc. Same sector
via Emma Reeve
Hamilton Lane Incorporated
via Michael Schmertzler
NexGel Inc Same sector
via Jerome B. Zeldis
Pacira BioSciences Inc. Same sector
via Alethia Young
Rocket Pharmaceuticals Inc. Same sector
via David P. Southwell
Soligenix Inc. Same sector
via Jerome B. Zeldis
TScan Therapeutics Inc. Same sector
via David P. Southwell
Tectonic Therapeutic Inc. Same sector
via Jessica Caroline Chutter
Whitehawk Therapeutics Inc. Same sector
via Emma Reeve

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $0; 0 purchases by 0 insiders
Sold, last 12 months: $56,771,166; 204 sales by 13 insiders

Date	Insider	Transaction	Shares	Price	Value
Oct 14, 2026	Michael Schmertzler Director	Open-market sale	−2,118	$59.52	$126,063
Oct 14, 2026	Michael Schmertzler Director	Open-market sale	−382	$60.14	$22,973
Oct 9, 2026	Boulding Mark Elliott Officer (EXEC. VP AND CLO)	Option exercise	+192	$39.42	$7,569
Oct 9, 2026	Boulding Mark Elliott Officer (EXEC. VP AND CLO)	Open-market sale	−192	$64.26	$12,338
Oct 7, 2026	Michael Schmertzler Director	Open-market sale	−2,447	$63.38	$155,091
Oct 7, 2026	Michael Schmertzler Director	Open-market sale	−53	$63.95	$3,389
Oct 6, 2026	Boulding Mark Elliott Officer (EXEC. VP AND CLO)	Option exercise	+435	$39.42	$17,148
Oct 6, 2026	Boulding Mark Elliott Officer (EXEC. VP AND CLO)	Open-market sale	−435	$64.16	$27,910
Oct 5, 2026	Boulding Mark Elliott Officer (EXEC. VP AND CLO)	Option exercise	+1,638	$39.42	$64,570
Oct 5, 2026	Boulding Mark Elliott Officer (EXEC. VP AND CLO)	Open-market sale	−1,638	$64.03	$104,881
Sep 30, 2026	Glenn Jr Md Steele Ph.D. Director	Option exercise	+12,000	$11.23	$134,760
Sep 30, 2026	Glenn Jr Md Steele Ph.D. Director	Open-market sale	−12,000	$65.16	$781,920
Sep 17, 2026	Michael Schmertzler Director	Open-market sale	−9,624	$67.83	$652,796
Sep 17, 2026	Michael Schmertzler Director	Open-market sale	−376	$68.45	$25,737
Sep 16, 2026	Michael Schmertzler Director	Open-market sale	−2,994	$66.58	$199,341

Peers

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Questions about PTC Therapeutics Inc.

Who is the CEO of PTC Therapeutics Inc.?

Stuart Walter Peltz is PTC Therapeutics Inc.'s CHIEF EXECUTIVE OFFICER.

How many directors are on PTC Therapeutics Inc.'s board?

PTC Therapeutics Inc.'s board has 15 directors: Alethia Young, Allan Steven Jacobson, David P. Southwell, Emma Reeve, Eric Pauwels, Glenn Jr Md Steele Ph.D., Hege Elisabeth Sollie-Zetlmayer, Jerome B. Zeldis, Jessica Caroline Chutter, Mary L. Smith and 5 others.

Are PTC Therapeutics Inc. insiders buying or selling shares?

Over the last 12 months, PTC Therapeutics Inc. insiders made no open-market purchases and sold $56.8 million of shares in 204 sales on the open market, as reported to the SEC on Forms 4 and 5.

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