Donald E. Walther
CIK 1740119 · Chief Legal Officer · last filed 2026-04-29
Donald E. Walther is a Chief Legal Officer who has filed 20 SEC Form 4 insider transactions across 3 companies since 2018. The most recent filing, for CMTL, was dated Apr 29, 2026. Across all open-market trades the lifetime net is +$9.0K, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $3.0M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$3.00M
3
20
$9.0K
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| CMTL | Chief Legal Officer | 43,555 | $4.83 | $210.4K | $9.0K | 15 | 2026-04-29 |
| BLD | Gen. Counsel, Corporate Sec. | 6,780 | $411.08 | $2.79M | $0 | 2 | 2020-02-19 |
| ESTERLINE TECHNOLOGIES CORP (ESL) Delisted | Executive VP, General Counsel | — | — | — | $0 | 2 | 2018-11-16 |
Recent Filings
20 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-04-29 | CMTL | Mixed | +20,196 | -$36.9K | EDGAR |
| 2025-11-12 | CMTL | Grant (A) | — | $0 | EDGAR |
| 2025-11-12 | CMTL | Mixed | +1,737 | -$2.6K | EDGAR |
| 2025-10-02 | CMTL | Mixed | +10,635 | -$13.7K | EDGAR |
| 2025-08-13 | CMTL | Mixed | +3,923 | -$3.9K | EDGAR |
| 2025-04-29 | CMTL | Mixed | +1,123 | -$781 | EDGAR |
| 2024-10-02 | CMTL | Grant (A) | — | $0 | EDGAR |
| 2024-08-13 | CMTL | Mixed | +3,923 | -$6.2K | EDGAR |
| 2024-08-02 | CMTL | Mixed | +12,352 | $40.0K | EDGAR |
| 2024-07-30 | CMTL | Mixed | +6,972 | -$20.2K | EDGAR |