Company profile
Comtech Telecommunications Corp /de/ Insider Trading
CMTLEvery SEC Form 4 insider trading filing for Comtech Telecommunications Corp /de/ (CMTL) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- Nasdaq
- Sector
- Radio & Tv Broadcasting & Communications Equipment
- CIK
- 0000023197
- Filings
- 151
- Insiders
- 23
- Last filing
- 2026-08-11
Activity summary
Recent insider activity is bullish. Over the last 30 days, 12 insiders purchased shares versus 6 sales. Buying was led by Gizinski Daniel.
Three year balance
Buy and sell value by quarter, Q4 23 to Q3 26. Comtech Telecommunications Corp /de/ insiders were net sellers in every quarter shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $379K.
90 day insight
Over the last 90 days, Comtech Telecommunications Corp /de/ insiders bought $0 (14 transactions) and sold $130K (8 transactions).
- Most active insider: Gizinski Daniel with 10 transactions totaling $4K.
- Largest single sale: $112K by Robertson Jeffery Paul on Jun 3, 2026.
Activity skews bullish — buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 11, 2026 | Gizinski Daniel | CMTL | Tax Withholding | 885 | $1.73 | $2K |
| Aug 11, 2026 | Gizinski Daniel | CMTL | Option Exercise | 1,961 | — | — |
| Aug 11, 2026 | Gizinski Daniel | CMTL | Option Exercise | 1,961 | — | — |
| Aug 11, 2026 | Walther Donald E. | CMTL | Option Exercise | 5,883 | — | — |
| Aug 11, 2026 | Bondi Michael | CMTL | Option Exercise | 10,321 | — | — |
45 more transactions hidden
Free account · No credit card required
Building something? Get API access →
Query this yourself
The same rows, over the API.
curl "https://api.form4api.com/v1/transactions?ticker=CMTL" \
-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Comtech Telecommunications Corp /de/ as of 2026-06-30
Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →