THE WOODLANDS, TX
NPK INTERNATIONAL INC.NPKI— Latest position per institution from SEC 13F filings
15
Institutional holders
57.81M
Total shares held
785.84M
Estimated value
2.89M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
7.94M
Value
126.33M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
6.61M
Value
54.94M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
4.71M
Value
56.10M
Filed
Dec 31, 2025
AMERIPRISE FINANCIAL INC
CIK 820027
Shares
4.49M
Value
71.38M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
3.64M
Value
57.94M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
3.60M
Value
57.35M
Filed
Jun 30, 2026
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
3.13M
Value
49.78M
Filed
Jun 30, 2026
WASATCH ADVISORS LP
CIK 814133
Shares
3.01M
Value
34.33M
Filed
Sep 30, 2026
CONVERSANT CAPITAL LLC
CIK 1850901
Shares
2.71M
Value
23.10M
Filed
Jun 30, 2025
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
2.37M
Value
37.71M
Filed
Jun 30, 2026
ROYCE & ASSOCIATES LP
CIK 906304
Shares
2.15M
Value
34.19M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
2.01M
Value
32.05M
Filed
Jun 30, 2026
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.
CIK 1238990
Shares
1.74M
Value
27.67M
Filed
Jun 30, 2026
ACK ASSET MANAGEMENT LLC
CIK 1510940
Shares
1.58M
Value
17.83M
Filed
Sep 30, 2025
EMERALD ADVISERS, LLC
CIK 1015083
Shares
1.57M
Value
25.04M
Filed
Jun 30, 2026
THRIVENT FINANCIAL FOR LUTHERANS
CIK 314984
Shares
1.51M
Value
24.08K
Filed
Jun 30, 2026
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 912938
Shares
1.45M
Value
23.12M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
1.26M
Value
20.04M
Filed
Jun 30, 2026
ELECTRON CAPITAL PARTNERS, LLC
CIK 1586986
Shares
1.17M
Value
18.60M
Filed
Jun 30, 2026
LOOMIS SAYLES & CO L P
CIK 312348
Shares
1.15M
Value
18.31M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 7.94M | 126.33M | Jun 30, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 6.61M | 54.94M | Jun 30, 2024 |
| 3 | VANGUARD GROUP INC | 102909 | 4.71M | 56.10M | Dec 31, 2025 |
| 4 | AMERIPRISE FINANCIAL INC | 820027 | 4.49M | 71.38M | Jun 30, 2026 |
| 5 | DIMENSIONAL FUND ADVISORS LP | 354204 | 3.64M | 57.94M | Jun 30, 2026 |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 3.60M | 57.35M | Jun 30, 2026 |
| 7 | AMERICAN CENTURY COMPANIES INC | 748054 | 3.13M | 49.78M | Jun 30, 2026 |
| 8 | WASATCH ADVISORS LP | 814133 | 3.01M | 34.33M | Sep 30, 2026 |
| 9 | CONVERSANT CAPITAL LLC | 1850901 | 2.71M | 23.10M | Jun 30, 2025 |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 2.37M | 37.71M | Jun 30, 2026 |
| 11 | ROYCE & ASSOCIATES LP | 906304 | 2.15M | 34.19M | Jun 30, 2026 |
| 12 | STATE STREET CORP | 93751 | 2.01M | 32.05M | Jun 30, 2026 |
| 13 | PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 1238990 | 1.74M | 27.67M | Jun 30, 2026 |
| 14 | ACK ASSET MANAGEMENT LLC | 1510940 | 1.58M | 17.83M | Sep 30, 2025 |
| 15 | EMERALD ADVISERS, LLC | 1015083 | 1.57M | 25.04M | Jun 30, 2026 |
| 16 | THRIVENT FINANCIAL FOR LUTHERANS | 314984 | 1.51M | 24.08K | Jun 30, 2026 |
| 17 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 912938 | 1.45M | 23.12M | Jun 30, 2026 |
| 18 | MORGAN STANLEY | 895421 | 1.26M | 20.04M | Jun 30, 2026 |
| 19 | ELECTRON CAPITAL PARTNERS, LLC | 1586986 | 1.17M | 18.60M | Jun 30, 2026 |
| 20 | LOOMIS SAYLES & CO L P | 312348 | 1.15M | 18.31M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.