Updated: May 19, 2026

Mark D Griffin

TLSTELOS CORPSEC CIK: 0001357717
Estimated Net Worth
$20.6 Million0.0%vs Last Year
Last Updated: May 19, 2026 11:17 PM EST

Transaction Summary

Total Transactions23
Buy-Sell Ratio1.75
Buy Transactions14
Sell Transactions8

Transaction Volume

Total Volume$13.98M
Net Volume-$11.13M
Buy Volume$1.42M
Sell Volume$12.56M

Trade Analysis

AVG Trade Size$607.73K
Largest Trade$8.23M
Most Active MonthJan
Most Active Year2025

Trading Sentiment

OverallBearish
Recent TradeBuying
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 D Griffin has an estimated net worth of $20.6 Million. This is based on reported shares in TELOS CORP.



2025 was Mark D Griffin's most active year for acquiring shares with 5 total transactions. Mark D Griffin's most active month to acquire stocks was the month of December. 2025 was Mark D Griffin's most active year for disposing of shares, totalling 5 transactions. Mark D Griffin's most active month to dispose stocks was the month of December. 2025 saw Mark D Griffin paying a total of $322,876.16 for 774,715 shares, this is the most they've acquired in one year. In 2021 Mark D Griffin cashed out on 249,437 shares for a total of $8,231,421.00, their largest year based on trade value.

Holdings & Transactions

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