William Marshall Mauney Jr
CIK 2025220 · View on SEC EDGAR ↗
Insider
First SEC filing: June 3, 2024 · Latest: May 13, 2026
On this page
Insider at
Insider transactions
0 buys (P)
8 sells (S)
Net:
$-1,804,406
+ 7 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
7 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 11, 2026 | POWL | S | 9 | $327.69 | $2,949 | 10,853 Direct | -0.08% | Disposed | -39.0% (price as of 2026-08-20) |
| May 11, 2026 | POWL | S | 66 | $327.06 | $21,586 | 10,862 Direct | -0.60% | Disposed | -38.9% (price as of 2026-08-20) |
| May 11, 2026 | POWL | S | 623 | $325.97 | $203,079 | 10,928 Direct | -5.39% | Disposed | -38.7% (price as of 2026-08-20) |
| May 11, 2026 | POWL | S | 313 | $324.87 | $101,684 | 11,551 Direct | -2.64% | Disposed | -38.5% (price as of 2026-08-20) |
| May 11, 2026 | POWL | S | 176 | $323.82 | $56,992 | 11,864 Direct | -1.46% | Disposed | -38.3% (price as of 2026-08-20) |
| May 11, 2026 | POWL | S | 386 | $322.70 | $124,562 | 12,040 Direct | -3.11% | Disposed | -38.1% (price as of 2026-08-20) |
| May 11, 2026 | POWL | S | 927 | $321.86 | $298,364 | 12,426 Direct | -6.94% | Disposed | -37.9% (price as of 2026-08-20) |
| Dec. 19, 2025 | POWL | S | 3,000 | $331.73 | $995,190 | 4,451 Direct | -40.26% | Disposed | 80.6% (price as of 2026-08-20) |
| Dec. 4, 2024 | POWL | S | 300 | $287.08 | $86,124 | 5,387 Direct | -5.28% | Disposed | 108.7% (price as of 2026-08-20) |
| Dec. 4, 2024 | POWL | S | 700 | $282.91 | $198,037 | 5,687 Direct | -10.96% | Disposed | 111.8% (price as of 2026-08-20) |
| Aug. 15, 2024 | POWL | S | 150 | $163.76 | $24,564 | 7,190 Direct | -2.04% | Disposed | 265.9% (price as of 2026-08-20) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.