Klein Matthew B.

SEC CIK: 0001808968

SEC filings (opens in a new tab)

In the past year, 10 open-market sale filings worth $4.41M and no purchases.

Current role at each company

PTCT PTC Therapeutics, Inc.CHIEF EXECUTIVE OFFICERas of Aug 6, 2026
CLPT ClearPoint Neuro, Inc.Directoras of May 26, 2026

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought: –; 0 filings
Sold: $4.41M; 10 filings
Net: −$4.41M; Bought minus sold
Companies: 2; With open-market trades

Trades

Every Form 4 that lists Klein Matthew B. as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

Transaction type

Role

Minimum value (USD)

Filed from

Filed to

Filing delay at least (days)

Filing delay at most (days)

PTCT PTC Therapeutics, Inc.

CHIEF EXECUTIVE OFFICER23 trades

Insider trades
Filed (ET)	Trade date	Filing delay	Insider	Transaction	Shares	Avg price	Value	Holding change	Flags
Jan 11, 2022 (view filing)	Jan 7	4 days	Klein Matthew B.Chief Operating Officer	SSale	−775	$38.53	−$29.9K	−4.5%16.5K after
Apr 21, 2022 (view filing)	Apr 19	2 days	Klein Matthew B.CHIEF OPERATING OFFICER	SSale	−897	$42.52	−$38.1K	−1.6%56.6K after
Jan 11, 2023 (view filing)	Jan 9	2 days	Klein Matthew B.CHIEF OPERATING OFFICER	SSale	−731	$41.66	−$30.5K	−0.9%82.4K after
Jan 12, 2023 (view filing)	Jan 10-11	2 days	Klein Matthew B.CHIEF OPERATING OFFICER	SSale	−4.52K	$43.64	−$197.1K	−5.5%77.9K after	2 lots
Apr 20, 2023 (view filing)	Apr 18	2 days	Klein Matthew B.CHIEF EXECUTIVE OFFICER	SSale	−1.21K	$52.04	−$63.0K	−1.2%102.6K after	10b5-1
Jan 9, 2024 (view filing)	Jan 5	4 days	Klein Matthew B.CHIEF EXECUTIVE OFFICER	SSale	−10.1K	$27.15	−$274.4K	−5.7%168.2K after	10b5-1
Jan 10, 2024 (view filing)	Jan 8-9	2 days	Klein Matthew B.CHIEF EXECUTIVE OFFICER	SSale	−7.68K	$28.90	−$222.0K	−4.6%160.5K after	2 lots10b5-1
Apr 19, 2024 (view filing)	Apr 17	2 days	Klein Matthew B.CHIEF EXECUTIVE OFFICER	SSale	−1.31K	$25.14	−$32.9K	−0.6%229.2K after	10b5-1
Apr 22, 2024 (view filing)	Apr 19	3 days	Klein Matthew B.CHIEF EXECUTIVE OFFICER	SSale	−3.36K	$24.89	−$83.7K	−1.5%225.8K after	10b5-1
Jan 3, 2025 (view filing)	Dec 31, 2024	3 days	Klein Matthew B.CHIEF EXECUTIVE OFFICER	SSale	−8.28K	$45.16	−$373.9K	−3.7%217.5K after	10b5-1

See all 23 trades at PTCT

CLPT ClearPoint Neuro, Inc.

Director1 trade

Insider trades
Filed (ET)	Trade date	Filing delay	Insider	Transaction	Shares	Avg price	Value	Holding change	Flags
May 26, 2026 (view filing)	May 21	5 days	Klein Matthew B.Director	SSale	−16.0K	$11.59	−$185.4K	−25.4%46.9K after