Updated: May 19, 2026

Matthew B. Klein

PTCTPTC THERAPEUTICS, INC.SEC CIK: 0001808968
Estimated Net Worth
$34.9 Million40.5%vs Last Year
Last Updated: May 19, 2026 11:48 PM EST

Transaction Summary

Total Transactions41
Buy-Sell Ratio0.42
Buy Transactions11
Sell Transactions26

Transaction Volume

Total Volume$9.59M
Net Volume-$4.84M
Buy Volume$2.37M
Sell Volume$7.21M

Trade Analysis

AVG Trade Size$233.84K
Largest Trade$2.37M
Most Active MonthJan
Most Active Year2025

Trading Sentiment

OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

Loading chart

Monthly Trading Pattern

Loading chart

Past Insider Trading and Trends

Matthew B. Klein has an estimated net worth of $34.9 Million. This is based on reported shares across multiple companies, which include PTC THERAPEUTICS, INC., and ClearPoint Neuro, Inc..



2021 was Matthew B. Klein's most active year for acquiring shares with 7 total transactions. Matthew B. Klein's most active month to acquire stocks was the month of December. 2021 was Matthew B. Klein's most active year for disposing of shares, totalling 10 transactions. Matthew B. Klein's most active month to dispose stocks was the month of December. 2020 saw Matthew B. Klein paying a total of $2,374,500.00 for 60,000 shares, this is the most they've acquired in one year. In 2025 Matthew B. Klein cashed out on 58,489 shares for a total of $2,177,748.89, their largest year based on trade value.

Holdings & Transactions

Loading…
Loading…