$ Value
$29K
Shares
2,013
Price
$14
Filed
Feb 25
Insider
Name
Lewis Michael A
Title
—
CIK
0001423238
Roles
Transaction Details
Transaction Date
2026-02-23
Code
S
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
131,333
Footnotes
The reported sale of 2,013 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 7, 2025. | The price reported is the weighted average price. These shares were sold in multiple transactions in the open market at prices ranging from $14.11 to $14.43, inclusive. The reporting person undertakes to provide to NPK International Inc., any security holder of NPK International Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (2) to this Form 4.
Filing Info
Lewis Michael A's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-02-23 | NPKI | ▼ | $29K |
| 2025-11-24 | NPKI | ▼ | $24K |
| 2025-08-25 | NPKI | ▼ | $21K |
| 2025-07-21 | POR | ▼ | $78K |
| 2025-07-18 | POR | A | $155K |
| 2025-06-16 | NPKI | ▼ | $17K |
| 2025-05-15 | NPKI | A | $0 |
Other Insiders at NPKI (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
|
Piontek Gregg
Senior Vice President and CFO
|
— | $2.5M | 2026-04-09 |