NPKI
NPK Intl (NPKI)
NYSE
$14.46-$0.13 (-0.93%)
Price as of Jun 03, 2026 4:10 PM EDT
  • $1.2B
    Market Cap
  • 76.63%
    1-Year Change
  • Building Products & Equipment
    Industry

Top Holders

Institutional
Mutual Funds
No data found

No data found

Current Ownership Distribution

  • Other80.3M (95.10%)
  • Insiders3.2M (3.83%)
  • Mutual Funds906,599 (1.07%)
  • Institutions0 (0.00%)

Insider Transactions

  • 3.83% (3.2M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 5
    Number of InsiderSelling (last 12 months)
  • $90.5M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Piontek Gregg
Senior Vice President and CFO
Sell
Apr 09, 2026
$225,675.00
15,000
$15.04
819,326
Piontek Gregg
Senior Vice President and CFO
Sell
Apr 01, 2026
$507,864.00
35,000
$14.51
834,326
Piontek Gregg
Senior Vice President and CFO
Sell
Mar 25, 2026
$225,384.00
15,000
$15.03
869,326
Fruge Mary Celeste
VP, General Counsel
Exempt
Mar 16, 2026
$0.00
1,000
$0.00
0
Fruge Mary Celeste
VP, General Counsel
Exempt
Mar 16, 2026
$4,320.00
1,000
$4.32
266,213
Fruge Mary Celeste
VP, General Counsel
Sell
Mar 16, 2026
$13,560.00
1,000
$13.56
265,213
Fruge Mary Celeste
VP, General Counsel
Exempt
Mar 06, 2026
$0.00
11,193
$0.00
1,000
Fruge Mary Celeste
VP, General Counsel
Exempt
Mar 06, 2026
$48,353.76
11,193
$4.32
276,406
Fruge Mary Celeste
VP, General Counsel
Sell
Mar 06, 2026
$149,303.43
11,193
$13.34
265,213
Piontek Gregg
Senior Vice President and CFO
Exempt
Mar 04, 2026
$0.00
73,590
$0.00
0
Piontek Gregg
Senior Vice President and CFO
Exempt
Mar 04, 2026
$317,908.80
73,590
$4.32
992,916
Piontek Gregg
Senior Vice President and CFO
Sell
Mar 04, 2026
$1.0M
73,590
$14.10
919,326
Piontek Gregg
Senior Vice President and CFO
Sell
Mar 04, 2026
$490,591.50
35,000
$14.02
884,326
Lewis Michael A
Sell
Feb 23, 2026
$28,796.37
2,013
$14.31
131,333
Lewis Michael A
Sell
Nov 24, 2025
$24,156.20
2,013
$12.00
133,346
Briggs Lori
VP & President, Ind. Solutions
Sell
Oct 01, 2025
$116,352.18
10,108
$11.51
242,513
LANIGAN MATTHEW
President & CEO
Exempt
Sep 03, 2025
$10,380.00
1,000
$10.38
0
LANIGAN MATTHEW
President & CEO
Exempt
Sep 03, 2025
$4,320.00
1,000
$4.32
1.1M
LANIGAN MATTHEW
President & CEO
Sell
Sep 03, 2025
$10,380.00
1,000
$10.38
1.1M
Lewis Michael A
Sell
Aug 25, 2025
$20,796.50
2,013
$10.33
135,359
Briggs Lori
VP & President, Ind. Solutions
Sell
Jul 09, 2025
$68,583.64
8,005
$8.57
260,626
WHITE DOUGLAS L
VP, CAO & Treasurer
Award
Jun 14, 2025
$4,753.03
730
$6.51
305,245
Briggs Lori
VP & President, Ind. Solutions
Sell
Jun 06, 2025
$81,324.37
9,704
$8.38
268,631
Briggs Lori
VP & President, Ind. Solutions
Exempt
Jun 01, 2025
$0.00
26,396
$0.00
48,680
Piontek Gregg
Senior Vice President and CFO
Exempt
Jun 01, 2025
$0.00
43,790
$0.00
80,758
Fruge Mary Celeste
VP, General Counsel
Exempt
Jun 01, 2025
$0.00
17,247
$0.00
17,301
LANIGAN MATTHEW
President & CEO
Exempt
Jun 01, 2025
$0.00
108,651
$0.00
200,376
Briggs Lori
VP & President, Ind. Solutions
Exempt
Jun 01, 2025
$0.00
24,340
$0.00
24,340
Piontek Gregg
Senior Vice President and CFO
Exempt
Jun 01, 2025
$0.00
40,379
$0.00
40,379
Fruge Mary Celeste
VP, General Counsel
In Kind
Jun 01, 2025
$54,987.73
6,797
$8.09
258,592