Updated: Sep 3, 2026

Mark Stewart Sobey

COHRCOHERENT CORP.SEC CIK: 0001182387
Estimated Net Worth
$38.5 Million0.0%vs Last Year
Last Updated: Sep 3, 2026 12:11 AM EST

Transaction Summary

Total Transactions83
Buy-Sell Ratio0.36
Buy Transactions21
Sell Transactions58

Transaction Volume

Total Volume$29.5M
Net Volume-$19.46M
Buy Volume$5.02M
Sell Volume$24.48M

Trade Analysis

AVG Trade Size$355.45K
Largest Trade$4.61M
Most Active MonthNov
Most Active Year2010

Trading Sentiment

OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Mark Stewart Sobey has an estimated net worth of $38.5 Million. This is based on reported shares across multiple companies, which include COHERENT INC, COHERENT CORP., and JDS UNIPHASE CORP /CA/.



2010 was Mark Stewart Sobey's most active year for acquiring shares with 10 total transactions. Mark Stewart Sobey's most active month to acquire stocks was the month of October. 2010 was Mark Stewart Sobey's most active year for disposing of shares, totalling 17 transactions. Mark Stewart Sobey's most active month to dispose stocks was the month of October. 2004 saw Mark Stewart Sobey paying a total of $1,305,000.00 for 358,060 shares, this is the most they've acquired in one year. In 2022 Mark Stewart Sobey cashed out on 170,960 shares for a total of $4,605,974.58, their largest year based on trade value.

Holdings & Transactions

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