NPK InternationalNPKI
13F holders, Q2 2025 (June 30)189holders +15
32new positions
18sold out
7famous investors
$8.51avg. 13F price*
At the end of Q2 2025, 189 institutions reported holding NPK International Inc. (NPKI) in their 13F filings, up 15 from Q1 2025. 32 opened new positions and 18 sold out. The largest holders were BlackRock, Inc. ($56.1M), Ameriprise Financial Inc. ($51.9M) and Dimensional Fund Advisors LP ($45.4M). 7 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio).
- Company
- NPK International Inc.
- CUSIP
- 651718504
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 32 | $40.2M |
| Exits | 18 | $2.7M |
All 13F filers, Q1 2025 → Q2 2025: 8,603,548 shares bought and 8,469,217 shares sold, net +134,331 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 189 holders
| BlackRock, Inc. | 0.00% | Reduce -4.7% | 6,596,711 | $56.1M |
| Ameriprise Financial Inc. | 0.01% | Reduce -8.9% | 6,099,085 | $51.9M |
| Dimensional Fund Advisors LP | 0.01% | Reduce -10.5% | 5,330,821 | $45.4M |
| Vanguard Group Inc. | 0.00% | Reduce -13.0% | 4,730,600 | $40.3M |
| Wasatch Advisors LP | 0.13% | Reduce -13.4% | 2,977,755 | $25.3M |
| Conversant Capital LLC | 4.39% | Reduce -35.0% | 2,714,779 | $23.1M |
| American Century Companies Inc. | 0.01% | Reduce -0.9% | 2,626,408 | $22.4M |
| Royce & Associates LP | 0.22% | Reduce -6.6% | 2,566,480 | $21.8M |
| Geode Capital Management, LLC | 0.00% | Reduce -2.4% | 2,335,175 | $19.9M |
| State Street Corp. | 0.00% | Reduce -7.7% | 2,061,314 | $17.5M |
| Morgan Stanley | 0.00% | Reduce -5.6% | 1,960,971 | $16.7M |
| Punch & Associates Investment Management, Inc. | 0.99% | Add +54.7% | 1,867,372 | $15.9M |
| Loomis Sayles & Co. L P | 0.02% | Add +23.6% | 1,535,447 | $13.1M |
| Cannell Capital LLC | 4.04% | New | 1,517,890 | $12.9M |
| Ancora Advisors LLC | 0.26% | Add +3.5% | 1,443,980 | $12.3M |
| ArrowMark Colorado Holdings LLC | 0.21% | Reduce -36.3% | 1,354,730 | $11.5M |
| Russell Investments Group, Ltd. | 0.01% | Add +13.4% | 1,313,612 | $11.2M |
| ACK Asset Management LLC | 1.37% | New | 1,226,808 | $10.4M |
| Pennant Select, LLC | 7.11% | Reduce -0.6% | 1,088,723 | $9.3M |
| Northern Trust Corp. | 0.00% | Reduce -8.3% | 989,992 | $8.4M |
| Tieton Capital Management, LLC | 3.26% | Reduce -1.1% | 978,990 | $8.3M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +10.9% | 953,039 | $8.1M |
| Silvercrest Asset Management Group LLC | 0.05% | Add +16.9% | 947,169 | $8.1M |
| Harbor Capital Advisors, Inc. | 0.32% | Add +88.6% | 894,793 | $7.6M |
| Roubaix Capital, LLC | 3.28% | Reduce -12.5% | 803,366 | $6.8M |
| Renaissance Technologies | 0.01% | Reduce -11.8% | 713,241 | $6.1M |
| Qube Research & Technologies Ltd | 0.01% | Add +23.4% | 703,291 | $6.0M |
| Citadel Advisors | 0.01% | Add +47.6% | 691,849 | $5.9M |
| Bridgeway Capital Management, LLC | 0.14% | Add +3.1% | 668,207 | $5.7M |
| Wellington Management Group LLP | 0.00% | Add +11.5% | 661,697 | $5.6M |
| Granahan Investment Management, LLC | 0.23% | Reduce -15.3% | 657,460 | $5.6M |
| Rice Hall James & Associates, LLC | 0.30% | Reduce -5.1% | 656,243 | $5.6M |
| Uniplan Investment Counsel, Inc. | 0.58% | Reduce -8.5% | 655,833 | $5.6M |
| Panagora Asset Management Inc. | 0.02% | Add +5.6% | 607,722 | $5.2M |
| Nuveen, LLC | 0.00% | Add +76.5% | 527,826 | $4.5M |
| Paragon Associates & Paragon Associates II Joint Venture | 6.76% | Add +17.6% | 500,000 | $4.3M |
| Oberweis Asset Management Inc./ | 0.18% | New | 496,500 | $4.2M |
| Jacobs Levy Equity Management, Inc. | 0.02% | Add +6.7% | 494,590 | $4.2M |
| Goldman Sachs Group Inc. | 0.00% | Add +68.7% | 455,393 | $3.9M |
| Jane Street Group, LLC | 0.01% | Add +435.4% | 447,750 | $3.8M |
| Franklin Resources Inc. | 0.00% | Reduce -46.6% | 432,786 | $3.7M |
| Empowered Funds, LLC | 0.04% | Add +5.0% | 418,207 | $3.6M |
| First Eagle Investment Management, LLC | 0.01% | Reduce -33.5% | 417,121 | $3.5M |
| Prudential Financial Inc. | 0.00% | Add +500.9% | 414,233 | $3.5M |
| Marathon Capital Management | 0.87% | Reduce -4.4% | 395,850 | $3.4M |
| Arrowstreet Capital, Limited Partnership | 0.00% | New | 322,735 | $2.7M |
| Bank of New York Mellon Corp | 0.00% | Reduce -2.2% | 271,883 | $2.3M |
| Fisher Asset Management | 0.00% | No change | 239,286 | $2.0M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +28.9% | 237,229 | $2.0M |
| Cubist Systematic Strategies, LLC | 0.02% | New | 235,313 | $2.0M |
| Skylands Capital, LLC | 0.27% | Reduce -19.5% | 218,474 | $1.9M |
| Jackson Creek Investment Advisors LLC | 0.46% | New | 201,349 | $1.7M |
| Raymond James Financial Inc. | 0.00% | Add +14.7% | 187,387 | $1.6M |
| Kennedy Capital Management LLC | 0.04% | Add +7.7% | 186,117 | $1.6M |
| Invesco Ltd. | 0.00% | Reduce -5.4% | 175,222 | $1.5M |
| Trexquant Investment LP | 0.02% | New | 172,472 | $1.5M |
| Victory Capital Management Inc. | 0.00% | Reduce -3.5% | 163,138 | $1.4M |
| Swiss National Bank | 0.00% | Reduce -1.6% | 157,000 | $1.3M |
| Barclays PLC | 0.00% | Add +51.4% | 154,287 | $1.3M |
| 1492 Capital Management LLC | 0.59% | Reduce -44.7% | 151,055 | $1.3M |
| Rhumbline Advisers | 0.00% | Reduce -7.1% | 147,460 | $1.3M |
| Ironwood Investment Management LLC | 0.59% | Add +2.8% | 143,199 | $1.2M |
| Perritt Capital Management Inc | 0.62% | Reduce -0.4% | 140,100 | $1.2M |
| Janney Montgomery Scott LLC | 0.00% | Add +0.4% | 126,550 | $1.1M |
| G2 Investment Partners Management LLC | 0.21% | New | 110,200 | $938K |
| Two Sigma Investments, LP | 0.00% | Add +14.9% | 110,151 | $937K |
| Susquehanna International Group, LLP | 0.00% | Add +2.7% | 109,075 | $928K |
| Rothschild Investment LLC | 0.06% | Add +0.1% | 105,426 | $897K |
| Northeast Financial Group, Inc. | 0.25% | Reduce -47.2% | 93,810 | $798K |
| D. E. Shaw & Co. | 0.00% | Add +12.6% | 93,220 | $793K |
| Alliancebernstein L.P. | 0.00% | No change | 92,022 | $783K |
| Boston Partners | 0.00% | Add +0.7% | 91,918 | $782K |
| Millennium Management | 0.00% | Reduce -47.6% | 91,396 | $778K |
| CoreCommodity Management, LLC | 0.12% | Reduce -1.7% | 88,687 | $755K |
| Fuller & Thaler Asset Management, Inc. | 0.00% | Reduce -20.2% | 88,045 | $749K |
| AQR Capital Management | 0.00% | Reduce -52.3% | 86,404 | $735K |
| Legal & General Group Plc | 0.00% | Reduce -14.1% | 83,486 | $710K |
| CANADA LIFE ASSURANCE Co | 0.00% | Add +7.8% | 77,893 | $664K |
| Calamos Advisors LLC | 0.00% | Reduce -3.9% | 77,410 | $659K |
| California State Teachers Retirement System | 0.00% | Reduce -1.5% | 75,858 | $646K |
| JPMorgan Chase & Co. | 0.00% | Reduce -38.6% | 74,376 | $633K |
| STRS Ohio | 0.00% | Reduce -10.7% | 69,300 | $590K |
| Penbrook Management LLC | 0.44% | Reduce -15.8% | 68,585 | $584K |
| Royal Bank of Canada | 0.00% | Add +118.9% | 67,451 | $573K |
| UBS Group AG | 0.00% | Reduce -74.9% | 62,767 | $534K |
| XTX Topco Ltd | 0.02% | Add +46.6% | 61,938 | $527K |
| Wells Fargo & Company | 0.00% | Add +1.9% | 61,308 | $522K |
| Verition Fund Management LLC | 0.00% | New | 60,412 | $514K |
| Two Sigma Advisers, LP | 0.00% | Reduce -4.4% | 59,100 | $503K |
| Bank of America Corp. | 0.00% | Reduce -71.8% | 58,448 | $497K |
| Intech Investment Management LLC | 0.00% | Reduce -22.4% | 56,521 | $481K |
| Earnest Partners LLC | 0.00% | Reduce -26.3% | 55,757 | $474K |
| Deutsche Bank AG | 0.00% | Reduce -17.8% | 55,498 | $472K |
| Brevan Howard Capital Management LP | 0.01% | Add +57.5% | 54,000 | $460K |
| Public Employees Retirement System of Ohio | 0.00% | Add +32.3% | 53,788 | $458K |
| T. Rowe Price Associates Inc. | 0.00% | Add +10.0% | 53,032 | $452K |
| Terril Brothers, Inc. | 0.17% | Reduce -1.1% | 52,020 | $443K |
| Versor Investments LP | 0.08% | Reduce -22.1% | 51,800 | $441K |
| Pacific Ridge Capital Partners, LLC | 0.10% | No change | 48,657 | $414K |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 48,622 | $414K |
"% of holder's portfolio" is NPKI's weight in each manager's 13F, not the share of NPK International Inc. the manager owns.