Powell Thomas W insider trades
Powell Thomas W has filed 21 Form 4s with the SEC that we hold, all for Powell Industries INC (POWL), as 10% owner. Across all of them we count 3 purchases worth $393.6K and 106 sales worth $91.7M reported on Form 4. In the last 12 months: 0 purchases ($0) and 13 sales ($51.0M). The largest single trade was a sale of 49,778 shares of Powell Industries INC worth $25.0M, dated 2026-03-19. The first filing on our record is dated 2023-11-13 and the latest 2026-06-26.
Powell Industries INC (POWL)
10% owner · 21 filings · 109 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-04-11 | P, purchase reported on Form 4 | 10,000 | $191.0K | 2023-11-13 |
| 2022-04-25 | P, purchase reported on Form 4 | 4,753 | $97.2K | 2023-11-13 |
| 2022-04-27 | P, purchase reported on Form 4 | 5,247 | $105.4K | 2023-11-13 |
| 2023-08-02 | S, sale reported on Form 4 | 20,000 | $1.7M | 2023-11-13 |
| 2023-12-08 | S, sale reported on Form 4 | 1,910 | $167.3K | 2023-12-19 |
| 2023-12-08 | S, sale reported on Form 4 | 11,295 | $971.5K | 2023-12-19 |
| 2023-12-08 | S, sale reported on Form 4 | 6,795 | $589.3K | 2023-12-19 |
| 2023-12-11 | S, sale reported on Form 4 | 1,300 | $119.4K | 2023-12-19 |
| 2023-12-11 | S, sale reported on Form 4 | 6,200 | $565.8K | 2023-12-19 |
| 2023-12-11 | S, sale reported on Form 4 | 2,500 | $224.8K | 2023-12-19 |
| 2023-12-12 | S, sale reported on Form 4 | 921 | $84.0K | 2023-12-19 |
| 2023-12-12 | S, sale reported on Form 4 | 3,722 | $335.9K | 2023-12-19 |
| 2023-12-15 | S, sale reported on Form 4 | 7,077 | $644.2K | 2023-12-19 |
| 2023-12-15 | S, sale reported on Form 4 | 3,280 | $300.9K | 2023-12-19 |
| 2023-12-18 | S, sale reported on Form 4 | 5,000 | $454.6K | 2023-12-19 |
| 2023-12-19 | S, sale reported on Form 4 | 2,864 | $276.6K | 2023-12-19 |
| 2023-12-19 | S, sale reported on Form 4 | 2,136 | $205.2K | 2023-12-19 |
| 2023-12-20 | S, sale reported on Form 4 | 1,730 | $165.3K | 2023-12-21 |
| 2023-12-20 | S, sale reported on Form 4 | 3,270 | $309.9K | 2023-12-21 |
| 2024-02-12 | S, sale reported on Form 4 | 2,600 | $390.5K | 2024-02-14 |
| 2024-02-12 | S, sale reported on Form 4 | 500 | $74.3K | 2024-02-14 |
| 2024-02-12 | S, sale reported on Form 4 | 1,098 | $167.9K | 2024-02-14 |
| 2024-02-12 | S, sale reported on Form 4 | 922 | $140.6K | 2024-02-14 |
| 2024-02-12 | S, sale reported on Form 4 | 1,380 | $209.1K | 2024-02-14 |
| 2024-02-13 | S, sale reported on Form 4 | 1,484 | $223.1K | 2024-02-14 |
| 2024-02-13 | S, sale reported on Form 4 | 744 | $113.0K | 2024-02-14 |
| 2024-02-13 | S, sale reported on Form 4 | 1,266 | $190.8K | 2024-02-14 |
| 2024-02-21 | S, sale reported on Form 4 | 4,371 | $683.2K | 2024-02-23 |
| 2024-02-21 | S, sale reported on Form 4 | 4,129 | $645.0K | 2024-02-23 |
| 2024-02-21 | S, sale reported on Form 4 | 1,500 | $232.6K | 2024-02-23 |
| 2024-02-22 | S, sale reported on Form 4 | 2,538 | $395.1K | 2024-02-23 |
| 2024-02-22 | S, sale reported on Form 4 | 2,462 | $382.0K | 2024-02-23 |
| 2024-02-23 | S, sale reported on Form 4 | 3,715 | $576.3K | 2024-02-23 |
| 2024-02-23 | S, sale reported on Form 4 | 2,905 | $471.4K | 2024-02-23 |
| 2024-02-23 | S, sale reported on Form 4 | 1,285 | $200.3K | 2024-02-23 |
| 2024-02-23 | S, sale reported on Form 4 | 2,095 | $338.0K | 2024-02-23 |
| 2024-02-26 | S, sale reported on Form 4 | 3,305 | $550.9K | 2024-02-28 |
| 2024-02-26 | S, sale reported on Form 4 | 2,981 | $499.5K | 2024-02-28 |
| 2024-02-26 | S, sale reported on Form 4 | 2,317 | $389.3K | 2024-02-28 |
| 2024-02-26 | S, sale reported on Form 4 | 801 | $133.7K | 2024-02-28 |
| 2024-02-26 | S, sale reported on Form 4 | 596 | $101.2K | 2024-02-28 |
| 2024-02-27 | S, sale reported on Form 4 | 100 | $16.8K | 2024-02-28 |
| 2024-02-27 | S, sale reported on Form 4 | 827 | $139.8K | 2024-02-28 |
| 2024-02-27 | S, sale reported on Form 4 | 833 | $141.8K | 2024-02-28 |
| 2024-02-27 | S, sale reported on Form 4 | 4,117 | $706.4K | 2024-02-28 |
| 2024-02-27 | S, sale reported on Form 4 | 2,751 | $474.2K | 2024-02-28 |
| 2024-02-27 | S, sale reported on Form 4 | 772 | $133.6K | 2024-02-28 |
| 2024-02-27 | S, sale reported on Form 4 | 600 | $104.1K | 2024-02-28 |
| 2024-02-28 | S, sale reported on Form 4 | 1,424 | $249.9K | 2024-02-28 |
| 2024-02-28 | S, sale reported on Form 4 | 1,473 | $257.8K | 2024-02-28 |
| 2024-02-28 | S, sale reported on Form 4 | 705 | $121.2K | 2024-02-28 |
| 2024-02-28 | S, sale reported on Form 4 | 340 | $58.8K | 2024-02-28 |
| 2024-02-28 | S, sale reported on Form 4 | 1,058 | $184.2K | 2024-02-28 |
| 2024-02-29 | S, sale reported on Form 4 | 500 | $89.2K | 2024-03-01 |
| 2024-03-04 | S, sale reported on Form 4 | 905 | $170.6K | 2024-03-05 |
| 2024-03-04 | S, sale reported on Form 4 | 415 | $78.5K | 2024-03-05 |
| 2024-03-04 | S, sale reported on Form 4 | 355 | $67.4K | 2024-03-05 |
| 2024-03-04 | S, sale reported on Form 4 | 314 | $58.4K | 2024-03-05 |
| 2024-03-04 | S, sale reported on Form 4 | 1,172 | $219.5K | 2024-03-05 |
| 2024-03-04 | S, sale reported on Form 4 | 723 | $133.9K | 2024-03-05 |
| 2024-05-30 | S, sale reported on Form 4 | 984 | $201.0K | 2024-06-03 |
| 2024-05-30 | S, sale reported on Form 4 | 1,743 | $354.0K | 2024-06-03 |
| 2024-05-30 | S, sale reported on Form 4 | 417 | $84.3K | 2024-06-03 |
| 2024-05-30 | S, sale reported on Form 4 | 918 | $190.7K | 2024-06-03 |
| 2024-05-30 | S, sale reported on Form 4 | 5,494 | $1.1M | 2024-06-03 |
| 2024-05-30 | S, sale reported on Form 4 | 3,070 | $629.8K | 2024-06-03 |
| 2024-05-30 | S, sale reported on Form 4 | 7,374 | $1.5M | 2024-06-03 |
| 2024-05-31 | S, sale reported on Form 4 | 300 | $60.3K | 2024-06-03 |
| 2024-09-25 | S, sale reported on Form 4 | 1,225 | $267.6K | 2024-09-26 |
| 2024-09-25 | S, sale reported on Form 4 | 4,572 | $975.5K | 2024-09-26 |
| 2024-09-25 | S, sale reported on Form 4 | 7,894 | $1.7M | 2024-09-26 |
| 2024-09-25 | S, sale reported on Form 4 | 6,157 | $1.3M | 2024-09-26 |
| 2024-09-25 | S, sale reported on Form 4 | 691 | $149.1K | 2024-09-26 |
| 2024-09-25 | S, sale reported on Form 4 | 202 | $43.8K | 2024-09-26 |
| 2024-09-25 | S, sale reported on Form 4 | 3,257 | $708.6K | 2024-09-26 |
| 2024-09-25 | S, sale reported on Form 4 | 1,002 | $214.6K | 2024-09-26 |
| 2024-10-07 | S, sale reported on Form 4 | 744 | $184.9K | 2024-10-09 |
| 2024-10-07 | S, sale reported on Form 4 | 2,508 | $617.8K | 2024-10-09 |
| 2024-10-07 | S, sale reported on Form 4 | 1,144 | $283.0K | 2024-10-09 |
| 2024-10-07 | S, sale reported on Form 4 | 5,604 | $1.4M | 2024-10-09 |
| 2024-10-08 | S, sale reported on Form 4 | 7,274 | $1.8M | 2024-10-09 |
| 2024-10-08 | S, sale reported on Form 4 | 2,726 | $688.0K | 2024-10-09 |
| 2024-10-09 | S, sale reported on Form 4 | 5,720 | $1.5M | 2024-10-11 |
| 2024-10-09 | S, sale reported on Form 4 | 2,093 | $539.1K | 2024-10-11 |
| 2024-10-09 | S, sale reported on Form 4 | 501 | $129.8K | 2024-10-11 |
| 2024-10-09 | S, sale reported on Form 4 | 6,598 | $1.7M | 2024-10-11 |
| 2024-10-09 | S, sale reported on Form 4 | 506 | $128.6K | 2024-10-11 |
| 2024-10-09 | S, sale reported on Form 4 | 2,131 | $550.4K | 2024-10-11 |
| 2024-10-11 | S, sale reported on Form 4 | 2,451 | $642.4K | 2024-10-15 |
| 2024-11-08 | S, sale reported on Form 4 | 1,267 | $434.8K | 2024-11-13 |
| 2024-11-08 | S, sale reported on Form 4 | 2,123 | $732.4K | 2024-11-13 |
| 2024-11-08 | S, sale reported on Form 4 | 1,165 | $402.1K | 2024-11-13 |
| 2024-11-08 | S, sale reported on Form 4 | 445 | $154.0K | 2024-11-13 |
| 2024-11-08 | S, sale reported on Form 4 | 401 | $138.8K | 2024-11-13 |
| 2024-11-08 | S, sale reported on Form 4 | 3,752 | $1.3M | 2024-11-13 |
| 2024-11-08 | S, sale reported on Form 4 | 847 | $295.3K | 2024-11-13 |
| 2026-02-11 | S, sale reported on Form 4 | 7,976 | $4.7M | 2026-02-13 |
| 2026-02-11 | S, sale reported on Form 4 | 2,309 | $1.4M | 2026-02-13 |
| 2026-02-12 | S, sale reported on Form 4 | 80 | $48.2K | 2026-02-13 |
| 2026-02-12 | S, sale reported on Form 4 | 8,511 | $5.1M | 2026-02-13 |
Newest 100 of 109
Source
Counted from the Form 4 filings this reporting owner (SEC CIK 1219199) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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