POWELL THOMAS W (CIK 1219199) reported 15 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-26). Recent activity: Sell POWL (33,958 shares), Sell POWL (49,778 shares), Sell POWL (2,000 shares), Buy POWL (2,000 shares), Sell POWL (400 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-26 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 33,958 | $10.0M |
| 2026-03-23 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 49,778 | $25.0M |
| 2026-03-12 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 2,000 | $0 |
| 2026-03-12 | POWELL INDUSTRIES INC (POWL) | Insider | Buy | 2,000 | $0 |
| 2026-02-26 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 400 | $224,120 |
| 2026-02-26 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 412 | $231,313 |
| 2026-02-26 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 223 | $125,382 |
| 2026-02-26 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 124 | $69,893 |
| 2026-02-26 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 318 | $178,198 |
| 2026-02-13 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 7,976 | $4.7M |
| 2026-02-13 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 2,309 | $1.4M |
| 2026-02-13 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 8,511 | $5.1M |
| 2026-02-13 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 6,320 | $3.8M |
| 2026-02-13 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 80 | $48,206 |
| 2026-02-13 | POWELL INDUSTRIES INC (POWL) | Insider | Sell | 120 | $72,007 |
Source: SEC Form 4 filings · as of 2026-06-26