As of March 23, 2026, the three largest insider holders of POWL are Thomas W Powell (TenPercentOwner, 1.62Mn shares), Thomas W Powell (TenPercentOwner, 650.47K shares), Brett Alan Cope (President Ceo, 170.77K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Thomas W Powell | 598,694 | 0 | 23 Mar, 2026 | |
| Brett Alan Cope | President Ceo | 169,291 | 0 | 16 Mar, 2026 |
| John David White | 19,700 | 0 | 24 May, 2023 | |
| Richard E Williams | 14,960 | 0 | 19 Feb, 2026 | |
| John Stacey | 6,160 | 0 | 19 Feb, 2026 | |
| Thomas W Powell | 0 | 6,000 | 12 Mar, 2026 | |
| Mohit Singh | 1,360 | 0 | 19 Feb, 2026 | |
| Davide Tuninetti | Chief Human Resource Officer | 1,070 | 0 | 04 Feb, 2026 |
| Mark W. Smith | 430 | 0 | 19 Feb, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 19 Mar, 2026 | Thomas W Powell | Common Stock | D | 49,778 | $502.23 | 598,694 | D | S |
| 12 Mar, 2026 | Brett Alan Cope | Common Stock | D | 1,480 | $504.80 | 169,291 | D | S |
| 11 Mar, 2026 | Thomas W Powell | Common Stock | D | 2,000 | $0.00 | 648,472 | D | G |
| 11 Mar, 2026 | Thomas W Powell | Common Stock | A | 2,000 | $0.00 | 6,000 | I | G |
| 24 Feb, 2026 | Thomas W Powell | Common Stock | D | 400 | $560.30 | 651,549 | D | S |
| 24 Feb, 2026 | Thomas W Powell | Common Stock | D | 412 | $561.44 | 651,137 | D | S |
| 24 Feb, 2026 | Thomas W Powell | Common Stock | D | 223 | $562.25 | 650,914 | D | S |
| 24 Feb, 2026 | Thomas W Powell | Common Stock | D | 124 | $563.65 | 650,790 | D | S |
| 25 Feb, 2026 | Thomas W Powell | Common Stock | D | 318 | $560.37 | 650,472 | D | S |
| 18 Feb, 2026 | Richard E Williams | Common Stock | A | 200 | $0.01 | 14,960 | D | A |
| 18 Feb, 2026 | Mohit Singh | Common Stock | A | 200 | $0.01 | 1,360 | D | A |
| 18 Feb, 2026 | Mark W. Smith | Common Stock | A | 200 | $0.01 | 430 | D | A |
| 18 Feb, 2026 | John Stacey | Common Stock | A | 200 | $0.01 | 6,160 | D | A |
| 11 Feb, 2026 | Thomas W Powell | Common Stock | D | 7,976 | $592.27 | 669,289 | D | S |
| 11 Feb, 2026 | Thomas W Powell | Common Stock | D | 2,309 | $593.57 | 666,980 | D | S |
| 12 Feb, 2026 | Thomas W Powell | Common Stock | D | 8,511 | $600.56 | 658,469 | D | S |
| 12 Feb, 2026 | Thomas W Powell | Common Stock | D | 6,320 | $601.39 | 652,149 | D | S |
| 12 Feb, 2026 | Thomas W Powell | Common Stock | D | 80 | $602.58 | 652,069 | D | S |
| 13 Feb, 2026 | Thomas W Powell | Common Stock | D | 120 | $600.06 | 651,949 | D | S |
| 03 Feb, 2026 | Davide Tuninetti | Common Stock | D | 110 | $0.00 | 1,070 | D | F |