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CIK 0000320121 · Accelerated filer<br>Smaller reporting company

Ticker
TLS
Exchange
Nasdaq
Industry
Services-Computer Integrated Systems Design
FY end
Dec 31
Incorporated
MD
Entity type
operating
EIN
520880974
Phone
7034716000
Business address
19886 ASHBURN ROAD, ASHBURN, VA, 20147
Former names
C3 INC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$2,534,591
in 7 filings

Net −$2,534,591. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 49 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-08-21 Dockery Derrick D. Director Sale −12,000 $4.43 $53K 156,591
2026-08-12 Dockery Derrick D. Director Sale −11,000 $4.34 $48K 168,591
2026-06-24 Dockery Derrick D. Director Sale −7,000 $4.36 $31K 179,591
2026-05-28 Dockery Derrick D. Director Sale −8,000 $4.78 $38K 186,591
2026-05-26 Dockery Derrick D. Director Grant or award +34,091 194,591
2026-05-14 Dockery Derrick D. Director Sale −18,000 $4.14 $75K 160,500
2026-03-19 Dockery Derrick D. Director Sale −4,100 $4.18 $17K 178,500
2025-09-12 Dockery Derrick D. Director Sale −4,500 $6.87 $31K 182,600
2025-05-13 Dockery Derrick D. Director Grant or award +62,198 $2.75 $171K 187,100
2024-05-21 Dockery Derrick D. Director Grant or award +40,323 124,902
2023-05-08 Dockery Derrick D. Director Grant or award +55,555 84,579
2023-05-08 Dockery Derrick D. Director Grant or award · Common Stock +50,000 50,000
2022-05-17 Dockery Derrick D. Director Grant or award +29,024 29,024

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