Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2025-06-06 Sale |
2025-06-10 5:51 pm |
NPK International Inc. | NPKI | Briggs Lori VP & President, Ind. Solutions |
9,704 | $8.3805 | $81,324 | 268,631 (Direct) |
View |
2025-05-19 Purchase |
2025-05-20 4:17 pm |
NPK International Inc. | NPKI | Meer Claudia Michel Director |
4,000 | $7.92 | $31,680 | 118,135 (Direct) |
View |
2025-05-08 Purchase |
2025-05-08 5:36 pm |
NPK International Inc. | NPKI | CUTILLO JOSEPH A Director |
12,500 | $7.9998 | $99,998 | 12,500 (Direct) |
View |
2025-03-05 Purchase |
2025-03-06 5:31 pm |
NPK International Inc. | NPKI | MINGE JOHN C Director |
10,000 | $5.38 | $53,800 | 230,287 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-06-01 Exercise |
2025-06-03 6:22 pm |
N/A N/A |
NPK International Inc. | NPKI | WHITE DOUGLAS L VP, CAO & Treasurer |
32,000 | $0 | 348,514 (Direct) |
View |
2025-06-01 Tax Withholding |
2025-06-03 6:22 pm |
N/A N/A |
NPK International Inc. | NPKI | WHITE DOUGLAS L VP, CAO & Treasurer |
15,713 | $8.09 | 348,514 (Direct) |
View |
2025-06-01 Exercise |
2025-06-03 6:21 pm |
N/A N/A |
NPK International Inc. | NPKI | Briggs Lori VP & President, Ind. Solutions |
50,736 | $0 | 351,355 (Direct) |
View |
2025-06-01 Tax Withholding |
2025-06-03 6:21 pm |
N/A N/A |
NPK International Inc. | NPKI | Briggs Lori VP & President, Ind. Solutions |
25,364 | $8.09 | 351,355 (Direct) |
View |
2025-06-01 Exercise |
2025-06-03 6:21 pm |
N/A N/A |
NPK International Inc. | NPKI | LANIGAN MATTHEW President & CEO |
208,839 | $0 | 1,396,477 (Direct) |
View |
2025-06-01 Tax Withholding |
2025-06-03 6:21 pm |
N/A N/A |
NPK International Inc. | NPKI | LANIGAN MATTHEW President & CEO |
104,409 | $8.09 | 1,396,477 (Direct) |
View |
2025-06-01 Exercise |
2025-06-03 6:21 pm |
N/A N/A |
NPK International Inc. | NPKI | Piontek Gregg Senior Vice President and CFO |
84,169 | $0 | 1,105,463 (Direct) |
View |
2025-06-01 Tax Withholding |
2025-06-03 6:21 pm |
N/A N/A |
NPK International Inc. | NPKI | Piontek Gregg Senior Vice President and CFO |
42,079 | $8.09 | 1,105,463 (Direct) |
View |
2025-06-01 Exercise |
2025-06-03 6:21 pm |
N/A N/A |
NPK International Inc. | NPKI | Fruge Mary Celeste VP, General Counsel |
17,247 | $0 | 282,487 (Direct) |
View |
2025-06-01 Tax Withholding |
2025-06-03 6:21 pm |
N/A N/A |
NPK International Inc. | NPKI | Fruge Mary Celeste VP, General Counsel |
17,450 | $8.09 | 282,487 (Direct) |
View |
2025-05-15 Option Award |
2025-05-19 5:09 pm |
N/A N/A |
NPK International Inc. | NPKI | LARSON RODERICK A. Director |
15,097 | $0 | 248,748 (Direct) |
View |
2025-05-15 Option Award |
2025-05-19 4:48 pm |
N/A N/A |
NPK International Inc. | NPKI | Young Donald Win Director |
15,097 | $0 | 310,940 (Direct) |
View |
2025-05-15 Option Award |
2025-05-19 4:47 pm |
N/A N/A |
NPK International Inc. | NPKI | ROBESON ROSE M Director |
18,720 | $0 | 214,285 (Direct) |
View |
2025-05-15 Option Award |
2025-05-19 4:47 pm |
N/A N/A |
NPK International Inc. | NPKI | MINGE JOHN C Director |
15,097 | $0 | 245,384 (Direct) |
View |
2025-05-15 Option Award |
2025-05-19 4:47 pm |
N/A N/A |
NPK International Inc. | NPKI | Meer Claudia Michel Director |
15,097 | $0 | 114,135 (Direct) |
View |
2025-05-15 Option Award |
2025-05-19 4:46 pm |
N/A N/A |
NPK International Inc. | NPKI | Lewis Michael A Director |
15,097 | $0 | 139,385 (Direct) |
View |
2025-05-15 Option Award |
2025-05-19 4:46 pm |
N/A N/A |
NPK International Inc. | NPKI | CUTILLO JOSEPH A Director |
15,097 | $0 | 27,597 (Direct) |
View |
2025-05-14 Option Award |
2025-05-16 4:36 pm |
N/A N/A |
NPK International Inc. | NPKI | WHITE DOUGLAS L VP, CAO & Treasurer |
29,900 | $0 | 288,228 (Direct) |
View |
2025-05-14 Option Award |
2025-05-16 4:36 pm |
N/A N/A |
NPK International Inc. | NPKI | Piontek Gregg Senior Vice President and CFO |
85,706 | $0 | 942,236 (Direct) |
View |
2025-05-14 Option Award |
2025-05-16 4:36 pm |
N/A N/A |
NPK International Inc. | NPKI | LANIGAN MATTHEW President & CEO |
212,667 | $0 | 991,483 (Direct) |
View |
2025-05-14 Option Award |
2025-05-16 4:35 pm |
N/A N/A |
NPK International Inc. | NPKI | Fruge Mary Celeste VP, General Counsel |
39,783 | $0 | 265,389 (Direct) |
View |
2025-05-14 Option Award |
2025-05-16 4:35 pm |
N/A N/A |
NPK International Inc. | NPKI | Briggs Lori VP & President, Ind. Solutions |
51,667 | $0 | 252,963 (Direct) |
View |
2024-12-13 Option Award |
2024-12-17 4:49 pm |
N/A N/A |
NPK International Inc. | NR | WHITE DOUGLAS L VP, CAO & Treasurer |
722 | $6.579 | 258,328 (Direct) |
View |
2024-09-01 Exercise |
2024-09-04 7:37 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | LANIGAN MATTHEW President & CEO |
33,333 | $0 | 1,087,843 (Direct) |
View |
2024-09-01 Tax Withholding |
2024-09-04 7:37 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | LANIGAN MATTHEW President & CEO |
13,116 | $8.23 | 1,087,843 (Direct) |
View |
2024-09-01 Exercise |
2024-09-04 7:33 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Briggs Lori VP & President, Ind. Solutions |
16,666 | $0 | 276,372 (Direct) |
View |
2024-09-01 Tax Withholding |
2024-09-04 7:33 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Briggs Lori VP & President, Ind. Solutions |
6,558 | $8.23 | 276,372 (Direct) |
View |
2024-06-14 Option Award |
2024-06-17 5:46 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | WHITE DOUGLAS L VP, CAO & Treasurer |
841 | $5.984 | 257,606 (Direct) |
View |
2024-06-14 Option Award |
2024-06-17 5:46 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Briggs Lori VP & President, Ind. Solutions |
1,378 | $5.984 | 191,188 (Direct) |
View |
2024-06-01 Exercise |
2024-06-04 6:33 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Piontek Gregg Senior Vice President and CFO |
135,351 | $0 | 1,354,724 (Direct) |
View |
2024-06-01 Tax Withholding |
2024-06-04 6:33 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Piontek Gregg Senior Vice President and CFO |
53,259 | $8.48 | 1,354,724 (Direct) |
View |
2024-06-01 Exercise |
2024-06-04 6:33 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | PATERSON DAVID A VP & President, Fluids Systems |
94,643 | $0 | 698,080 (Direct) |
View |
2024-06-01 Tax Withholding |
2024-06-04 6:33 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | PATERSON DAVID A VP & President, Fluids Systems |
24,177 | $8.48 | 698,080 (Direct) |
View |
2024-06-01 Exercise |
2024-06-04 6:32 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | WHITE DOUGLAS L VP, CAO & Treasurer |
50,666 | $0 | 443,430 (Direct) |
View |
2024-06-01 Tax Withholding |
2024-06-04 6:32 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | WHITE DOUGLAS L VP, CAO & Treasurer |
12,336 | $8.48 | 443,430 (Direct) |
View |
2024-06-01 Exercise |
2024-06-04 6:32 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | LANIGAN MATTHEW President & CEO |
245,930 | $0 | 2,094,708 (Direct) |
View |
2024-06-01 Tax Withholding |
2024-06-04 6:32 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | LANIGAN MATTHEW President & CEO |
96,772 | $8.48 | 2,094,708 (Direct) |
View |
2024-06-01 Exercise |
2024-06-04 6:32 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Fruge Mary Celeste VP, General Counsel |
17,274 | $0 | 260,154 (Direct) |
View |
2024-06-01 Tax Withholding |
2024-06-04 6:32 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Fruge Mary Celeste VP, General Counsel |
19,913 | $8.48 | 260,154 (Direct) |
View |
2024-06-01 Exercise |
2024-06-04 6:32 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Briggs Lori VP & President, Ind. Solutions |
66,737 | $0 | 540,114 (Direct) |
View |
2024-06-01 Tax Withholding |
2024-06-04 6:32 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Briggs Lori VP & President, Ind. Solutions |
26,260 | $8.48 | 540,114 (Direct) |
View |
2024-05-16 Option Award |
2024-05-20 5:12 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | LARSON RODERICK A. Director |
16,108 | $0 | 233,651 (Direct) |
View |
2024-05-16 Option Award |
2024-05-20 5:06 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Young Donald Win Director |
16,108 | $0 | 295,843 (Direct) |
View |
2024-05-16 Option Award |
2024-05-20 5:06 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | ROBESON ROSE M Director |
19,974 | $0 | 195,565 (Direct) |
View |
2024-05-16 Option Award |
2024-05-20 5:05 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | MINGE JOHN C Director |
16,108 | $0 | 220,287 (Direct) |
View |
2024-05-16 Option Award |
2024-05-20 5:05 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Meer Claudia Michel Director |
16,108 | $0 | 99,038 (Direct) |
View |
2024-05-16 Option Award |
2024-05-20 5:05 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | Lewis Michael A Director |
16,108 | $0 | 124,288 (Direct) |
View |
2024-05-15 Option Award |
2024-05-17 5:22 pm |
N/A N/A |
NEWPARK RESOURCES INC | NR | WHITE DOUGLAS L VP, CAO & Treasurer |
23,800 | $0 | 218,435 (Direct) |
View |