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

Date Insider Transaction Shares Price Value Owned after
2026-02-02 Cooke Malcolm G. VP, Chief Info Tech Officer Shares withheld for taxes −6,658 $5.53 $37K 109,485.09
2026-02-02 Robbins Edward Hutchinson Jr. EVP, General Counsel Grant or award +270,386 802,943
2026-02-02 Robbins Edward Hutchinson Jr. EVP, General Counsel Shares withheld for taxes −134,042 $5.53 $741K 668,901
2026-02-02 Bendza Gary Mark EVP, CFO Grant or award +483,018 1,120,592
2026-02-02 Bendza Gary Mark EVP, CFO Shares withheld for taxes −219,268 $5.53 $1.2M 901,324
2026-02-02 Griffin Mark D EVP, Security Solutions Grant or award +379,920 1,534,913
2026-02-02 Griffin Mark D EVP, Security Solutions Shares withheld for taxes −172,756 $5.53 $955K 1,362,157
2026-02-02 Wood John B Chairman and CEO Grant or award +967,256 5,536,294
2026-02-02 Wood John B Chairman and CEO Shares withheld for taxes −437,581 $5.53 $2.4M 5,098,713
2025-12-12 Schaufeld Fredrick Director Gift −25,000 970,957
2025-12-12 Schaufeld Fredrick Director Sale −22,239 $6.02 $134K 948,718
2025-12-11 Schaufeld Fredrick Director Gift −35,000 995,957
2025-12-11 Bendza Gary Mark EVP, CFO Sale −242,337 $6.19 $1.5M 637,574
2025-12-10 Schaufeld Fredrick Director Gift −35,000 1,030,957
2025-12-09 Schaufeld Fredrick Director Gift −35,000 1,065,957
2025-12-08 Schaufeld Fredrick Director Gift −35,000 216,818
2025-12-04 Schaufeld Fredrick Director Sale −11,078 $5.60 $62K 9,781
2025-12-04 Wood John B Chairman and CEO Sale −150,000 $5.58 $837K 1,402,018
2025-12-03 Schaufeld Fredrick Director Sale −63,743 $5.64 $360K 20,859
2025-12-03 Wood John B Chairman and CEO Sale −150,000 $5.59 $839K 1,552,018

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