Figures computed from official regulatory filings — .
Ownershipinsiders 0% · institutions 0.01% · short 20.1% of float
In USD · as of Oct 5, 2026
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Technical Communications Corporation engages in the design, development, manufacture, distribution, marketing, and sale of communications security devices, systems, and services worldwide. The company primarily provides data, video, fax, and voice networks. Its products include government systems, such as CSD 3324 SE secure telephone, fax, and data system; CSD 3324 SP telephone and fax system; DSD 72A-SP military bulk ciphering system; and DSP 9000 radio encryption system, as well as the HSE 6000 squad radio headset and telephone encryptor for public safety special operations, land mobile radio applications, and for military applications. The company also provides network security systems comprising network encryption systems with centralized key and device management for Internet protocol (IP), Synchronous Optical Network & Synchronous Digital Hierarchy, and frame relay networks to secure data in transit from local area network to local area network and across wide area networks. In addition, it offers secure office systems, such as CSD 4100 executive secure telephone and CipherTalk 8500 IP-based secure wireless phone. The company's products are used to protect confidentiality in communications between radios, landline telephones, mobile phones, facsimile machines, data network equipment over wires, fiber optic cables, radio waves, and microwave and satellite links. Further, it offers funded research and development, and technology development services. The company serves foreign and domestic governmental agencies, law enforcement and military agencies, telecommunications carriers, financial institutions, and multinational companies. It sells directly to customers, original equipment manufacturers, and value-added resellers using its in-house sales force, as well as domestic and international representatives, consultants, and distributors. The company was incorporated in 1961 and is based in Concord, Massachusetts.
Market information source · Oct 5, 2026
SEC company identity · Oct 5, 2026
Open-market timeline · full history
8 buys26 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details | |
|---|---|---|---|---|---|
| Blanco Francisco F | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| NORWOOD RALPH M | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| GUILD CARL H JR | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| PEOPLES THOMAS E | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| NORWOOD RALPH M | Buy | $16K | conv 41First in 12mo | SEC |
| NORWOOD RALPH M | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| PEOPLES THOMAS E | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| GUILD CARL H JR | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Blanco Francisco F | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Blanco Francisco F | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| GUILD CARL H JR | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| PEOPLES THOMAS E | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| BRISKIN MITCHELL | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Blanco Francisco F | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| GUILD CARL H JR | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| PEOPLES THOMAS E | AwardD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| PEOPLES THOMAS E | Other | $5.7K | SEC |
| PEOPLES THOMAS E | Exercise | $2K | SEC |
| PEOPLES THOMAS E | Exercise | $25.9K | Unusual size | SEC |
| PEOPLES THOMAS E | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| PEOPLES THOMAS E | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| PEOPLES THOMAS E | Other | $25.9K | SEC |
| PEOPLES THOMAS E | Other | $16.3K | SEC |
| PEOPLES THOMAS E | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| PEOPLES THOMAS E | Exercise | $5.7K | SEC |