Insider Profile · SEC Form 4 Activity · Trailing 90 Days
Lanigan Matthew
Over the trailing 90 days, Lanigan Matthew (Director at NPK International Inc.) sold $3.7M of stock in NPKI, per 7 SEC Form 4 transactions.
- Role
- Director
- Companies
- NPKI
- Window
- Trailing 90 days · 7 transactions · CIK 1672978
- Net activity
- −$3.7M ($0 bought · $3.7M sold)
By Company (Trailing 90 Days)
| Symbol | Company | Txns | Bought | Sold | Net |
|---|---|---|---|---|---|
| NPKI | NPK International Inc. | 7 | — | $3.7M | −$3.7M |
Transactions (7)
| Date | Symbol | Type | Shares | Value | Description |
|---|---|---|---|---|---|
| 2026-06-03 | NPKI | Sell | 167.4K | $2.4M | Open market or private sale |
| 2026-06-01 | NPKI | Sell | 27.9K | $399K | Payment of exercise price or tax liability by delivering securities |
| 2026-06-01 | NPKI | Sell | 39.4K | $564K | Payment of exercise price or tax liability by delivering securities |
| 2026-06-01 | NPKI | Buy | 100.2K | $0 | Exercise or conversion of derivative security |
| 2026-06-01 | NPKI | Sell | 100.2K | $0 | Exercise or conversion of derivative security |
| 2026-06-01 | NPKI | Sell | 22.2K | $318K | Payment of exercise price or tax liability by delivering securities |
| 2026-05-19 | NPKI | Buy | 85.8K | $0 | Grant, award or other acquisition |
Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.
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