Insider · CIK 0001672978
Matthew Lanigan
Files at: NPKI. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 3, 2026 SForm 4 → | Jun 5, 4:22 pm EDT | NPK International Inc.NPKI | 167,375 | $14.43 | $2,415,907 | 254,699 | −39.7% | 10b5-1 |
| Jun 1, 2026 FMForm 4 → | Jun 3, 6:55 pm EDT | NPK International Inc.NPKI | 189,737 | $14.31 | $1,281,446 | 422,074 | — | |
| Jun 1, 2018 FMForm 4 → | Jun 5, 2:28 pm EDT | NEWPARK RESOURCES INCNR | 23,828 | $10.85 | $50,615 | 39,498 | — | plan? |
| May 2, 2018 SForm 4 → | May 3, 6:27 pm EDT | NEWPARK RESOURCES INCNR | 18,913 | $10.52 | $198,959 | 25,000 | −43.1% | plan? |
| Apr 22, 2018 FForm 4 → | Apr 24, 12:07 pm EDT | NEWPARK RESOURCES INCNR | 6,087 | $9.80 | $59,653 | 43,913 | — | plan? |
| Aug 1, 2017 MForm 4 → | Aug 2, 2:17 pm EDT | NEWPARK RESOURCES INCNR | 34,948 | $4.32 | $150,975 | 84,948 | — | plan? |
| Aug 1, 2017 SForm 4 → | Aug 2, 2:17 pm EDT | NEWPARK RESOURCES INCNR | 40,771 | $8.46 | $344,726 | 50,000 | −44.9% | plan? |
| Jun 1, 2017 FMForm 4 → | Jun 2, 6:42 pm EDT | NEWPARK RESOURCES INCNR | 10,069 | $7.54 | $15,998 | 55,823 | — | plan? |
| Apr 22, 2016 AForm 4 → | Apr 25, 7:25 pm EDT | NEWPARK RESOURCES INCNR | 50,000 | — | — | 50,000 | — | plan? |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 1, 2026 MForm 4 → | Jun 3, 6:55 pm EDT | NPK International Inc.NPKI | 100,188 | — | — | 0 | — | |
| Jun 1, 2018 MForm 4 → | Jun 5, 2:28 pm EDT | NEWPARK RESOURCES INCNR | 19,163 | — | — | 121,348 | — | |
| May 16, 2018 AForm 4 → | May 18, 3:00 pm EDT | NEWPARK RESOURCES INCNR | 78,148 | — | — | 140,511 | — | |
| Aug 1, 2017 MForm 4 → | Aug 2, 2:17 pm EDT | NEWPARK RESOURCES INCNR | 34,948 | — | — | 69,896 | — | |
| Jun 1, 2017 MForm 4 → | Jun 2, 6:42 pm EDT | NEWPARK RESOURCES INCNR | 7,946 | — | — | 62,363 | — | |
| May 18, 2017 AForm 4 → | May 18, 6:51 pm EDT | NEWPARK RESOURCES INCNR | 46,473 | — | — | 70,309 | — | |
| May 19, 2016 AForm 4 → | May 20, 6:22 pm EDT | NEWPARK RESOURCES INCNR | 158,542 | — | — | 23,836 | — |