Keith R Larson
CIK 1401658 · View on SEC EDGAR ↗
Insider
First SEC filing: Dec. 3, 2020 · Latest: June 12, 2026
On this page
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net:
$-144,825
+ 6 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
6 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 17, 2026 | NWPX | S 10b5-1 | 1,250 | $115.86 | $144,825 | 21,133 Direct | -5.58% | Disposed | -3.9% (price as of 2026-08-19) |
| July 28, 2008 | NWPX | S | 5,000 | $59.05 | $295,250 | 471 Direct | -91.39% | Disposed | 88.6% (price as of 2026-08-19) |
| July 28, 2008 | NWPX | S | 2,000 | $59.05 | $118,100 | 471 Direct | -80.94% | Disposed | 88.6% (price as of 2026-08-19) |
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.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| July 28, 2008 | NWPX | NQ STOCK OPTION | COMMON STOCK (5,000) | $34.77 | May 30, 2017 | 5,000 | Disposed |
| July 28, 2008 | NWPX | NQ STOCK OPTIONS | COMMON STOCK (2,000) | $34.77 | May 30, 2017 | 2,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.