Keith R. Larson
CIK: 0001401658
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (14 total)
- Oct 5, 2026NWPX
NWPX Infrastructure, Inc.
Sale(S)Direct250 shares at avg. $106.48$27K - Sep 21, 2026NWPX
NWPX Infrastructure, Inc.
Sale(S)Direct1K shares at avg. $102.31$102K - Sep 14, 2026NWPX
NWPX Infrastructure, Inc.
Sale(S)Direct1K shares at avg. $101.12$101K - Sep 8, 2026NWPX
NWPX Infrastructure, Inc.
Sale(S)Direct1K shares at avg. $105.87$106K - Sep 3, 2026NWPX
NWPX Infrastructure, Inc.
Sale(S)Direct4 shares at avg. $110.78$443.14 - Sep 2, 2026NWPX
NWPX Infrastructure, Inc.
Sale(S)Direct74 shares at avg. $110.26$8K - Aug 31, 2026NWPX
NWPX Infrastructure, Inc.
Sale(S)Direct1.2K shares at avg. $110.04$129K - Aug 24, 2026NWPX
NWPX Infrastructure, Inc.
Sale(S)Direct1.3K shares at avg. $110.32$138K - Aug 17, 2026NWPX
NWPX Infrastructure, Inc.
Sale(S)Direct1.3K shares at avg. $115.86$145K - Jun 10, 2026NWPX
NWPX Infrastructure, Inc.
Award(A)Direct899 shares at avg. $122.31$110K - Dec 24, 2025ASTS
AST SpaceMobile, Inc.
Purchase(P)Indirect625 shares at avg. $80.00$50K - Dec 17, 2025ASTS
AST SpaceMobile, Inc.
Purchase(P)Indirect715 shares at avg. $70.02$50K - Dec 10, 2025ASTS
AST SpaceMobile, Inc.
Purchase(P)Indirect675 shares at avg. $72.71$49K - Jun 12, 2025NWPX
NWPX Infrastructure, Inc.
Award(A)Direct2.2K shares at avg. $39.23$85K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 5, 2026 |  NWPX NWPX Infrastructure, Inc. | Sale(S) | 250 | $106.48 | $26,620 | Direct |
| Sep 21, 2026 | NWPX NWPX Infrastructure, Inc. | Sale(S) | 1,000 | $102.31 | $102,310 | Direct |
| Sep 14, 2026 | NWPX NWPX Infrastructure, Inc. | Sale(S) | 1,000 | $101.12 | $101,119 | Direct |
| Sep 8, 2026 | NWPX NWPX Infrastructure, Inc. | Sale(S) | 1,000 | $105.87 | $105,869 | Direct |
| Sep 3, 2026 | NWPX NWPX Infrastructure, Inc. | Sale(S) | 4 | $110.78 | $443 | Direct |
| Sep 2, 2026 | NWPX NWPX Infrastructure, Inc. | Sale(S) | 74 | $110.26 | $8,159 | Direct |
| Aug 31, 2026 | NWPX NWPX Infrastructure, Inc. | Sale(S) | 1,172 | $110.04 | $128,967 | Direct |
| Aug 24, 2026 | NWPX NWPX Infrastructure, Inc. | Sale(S) | 1,250 | $110.32 | $137,895 | Direct |
| Aug 17, 2026 | NWPX NWPX Infrastructure, Inc. | Sale(S) | 1,250 | $115.86 | $144,829 | Direct |
| Jun 10, 2026 | NWPX NWPX Infrastructure, Inc. | Award(A) | 899 | $122.31 | $109,957 | Direct |
| Dec 24, 2025 |  ASTS AST SpaceMobile, Inc. | Purchase(P) | 625 | $80.00 | $50,000 | Indirect |
| Dec 17, 2025 | ASTS AST SpaceMobile, Inc. | Purchase(P) | 715 | $70.02 | $50,064 | Indirect |
| Dec 10, 2025 | ASTS AST SpaceMobile, Inc. | Purchase(P) | 675 | $72.71 | $49,079 | Indirect |
| Jun 12, 2025 | NWPX NWPX Infrastructure, Inc. | Award(A) | 2,166 | $39.23 | $84,972 | Direct |
1-14 of 14 transactions
About LARSON KEITH R
LARSON KEITH R (SEC CIK 0001401658) files insider reports with the SEC as Director of NWPX Infrastructure, Inc. (NWPX) and Director of AST SpaceMobile, Inc. (ASTS).
Signal8 holds 15 ownership filings by LARSON KEITH R (1 Form 3, 14 Form 4), filed between Feb 28, 2025 and Oct 6, 2026. Those filings report 14 transactions, from Jun 12, 2025 to Oct 5, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on LARSON KEITH R's filings is in VANCOUVER, WA.
Recent filings by LARSON KEITH R
- Oct 5, 2026: Open-market sale of NWPX shares (Form 4, code S).
- Sep 21, 2026: Open-market sale of NWPX shares (Form 4, code S).
- Sep 14, 2026: Open-market sale of NWPX shares (Form 4, code S).
- Sep 8, 2026: Open-market sale of NWPX shares (Form 4, code S).
- Sep 3, 2026: Open-market sale of NWPX shares (Form 4, code S).
Other insiders filing for NWPX Infrastructure, Inc. (NWPX)
- ROMAN RICHARD A, Director
- Stokes Eric, SVP and Group President of WTS
- Wilkins Aaron, CFO
- FRANSON MICHAEL C, Director
- MONTROSS SCOTT J, President & CEO
- Wray Michael, Executive Vice President