NPK International Inc.
NPKI- Exchange
- NYSE
- Industry
- Services-Miscellaneous Equipment Rental & Leasing
- SEC CIK
- 0000071829
In the last 90 days, NPK International Inc. insiders filed 0 open-market purchases and 3 sales; 256 institutions reported holding it in 13F filings for Q2 2026, worth $1.24B in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in NPK International Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 208
- +19 vs. Q2 2025
- Shares held
- 74.0M
- −1.81M (−2.4%) vs. Q2 2025
- Total value
- $836.9M
- +$191.8M (+29.7%) vs. Q2 2025
- New holders
- 37
- 58 more added
- Sold out
- 18
- 85 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting NPKI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 256 | $1.24B |
| Q1 2026 | 246 | $1.10B |
| Q4 2025 | 241 | $896.1M |
| Q3 2025 | 208 | $836.9M |
| Q2 2025 | 189 | $645.1M |
| Q1 2025 | 175 | $439.7M |
| Q4 2024 | 177 | $598.5M |
| Q3 2024 | 189 | $511.3M |
| Q2 2024 | 197 | $597.1M |
| Q1 2024 | 187 | $491.3M |
| Q4 2023 | 180 | $457.5M |
| Q3 2023 | 151 | $443.4M |
| Q2 2023 | 127 | $304.4M |
| Q1 2023 | 119 | $220.2M |
| Q4 2022 | 119 | $248.8M |
| Q3 2022 | 115 | $163.3M |
| Q2 2022 | 120 | $205.1M |
| Q1 2022 | 128 | $244.2M |
| Q4 2021 | 113 | $186.7M |
| Q3 2021 | 110 | $212.0M |
| Q2 2021 | 124 | $229.6M |
| Q1 2021 | 114 | $205.6M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding NPK International Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 6,465,209 | $73.1M | 0.00% | −131,502−2.0% | Reduced |
| Ameriprise Financial Inc | 5,247,637 | $59.4M | 0.01% | −851,448−14.0% | Reduced |
| Dimensional Fund Advisors LP | 4,797,458 | $54.3M | 0.01% | −533,363−10.0% | Reduced |
| Vanguard Group Inc | 4,750,263 | $53.7M | 0.00% | +19,663+0.4% | Added |
| American Century Companies Inc | 2,971,066 | $33.6M | 0.02% | +344,658+13.1% | Added |
| Royce & Associates LP | 2,442,280 | $27.6M | 0.28% | −124,200−4.8% | Reduced |
| Geode Capital Management, LLC | 2,321,834 | $26.3M | 0.00% | −13,341−0.6% | Reduced |
| Wasatch Advisors Inc | 2,281,864 | $25.8M | 0.14% | −695,891−23.4% | Reduced |
| State Street Corp | 2,031,279 | $23.0M | 0.00% | −30,035−1.5% | Reduced |
| Russell Investments Group, Ltd. | 1,933,526 | $21.9M | 0.02% | +619,914+47.2% | Added |
| Punch & Associates Investment Management, Inc. | 1,894,726 | $21.4M | 1.24% | +27,354+1.5% | Added |
| Prudential Financial Inc | 1,827,545 | $20.7M | 0.02% | +1,413,312+341.2% | Added |
| Morgan Stanley | 1,642,905 | $18.6M | 0.00% | −318,066−16.2% | Reduced |
| ACK Asset Management LLC | 1,576,808 | $17.8M | 2.23% | +350,000+28.5% | Added |
| Cannell Capital LLC | 1,454,204 | $16.4M | 4.32% | −63,686−4.2% | Reduced |
| Loomis Sayles & Co L P | 1,334,229 | $15.1M | 0.02% | −201,218−13.1% | Reduced |
| Ancora Advisors, LLC | 1,195,880 | $13.5M | 0.27% | −248,100−17.2% | Reduced |
| Charles Schwab Investment Management Inc | 1,066,383 | $12.1M | 0.00% | +113,344+11.9% | Added |
| Pennant Select, LLC | 1,062,263 | $12.0M | 7.56% | −26,460−2.4% | Reduced |
| ArrowMark Colorado Holdings LLC | 1,047,050 | $11.8M | 0.22% | −307,680−22.7% | Reduced |
| Tieton Capital Management, LLC | 1,012,982 | $11.5M | 3.98% | +33,992+3.5% | Added |
| Northern Trust Corp | 987,985 | $11.2M | 0.00% | −2,007−0.2% | Reduced |
| Silvercrest Asset Management Group LLC | 921,210 | $10.4M | 0.07% | −25,959−2.7% | Reduced |
| Arrowstreet Capital, Limited Partnership | 883,571 | $9.99M | 0.01% | +560,836+173.8% | Added |
| Bank of New York Mellon Corp | 850,913 | $9.62M | 0.00% | +579,030+213.0% | Added |
| Roubaix Capital, LLC | 742,697 | $8.40M | 3.91% | −60,669−7.6% | Reduced |
| Bridgeway Capital Management, LLC | 689,815 | $7.80M | 0.17% | +21,608+3.2% | Added |
| Panagora Asset Management Inc | 683,043 | $7.73M | 0.03% | +75,321+12.4% | Added |
| Wellington Management Group LLP | 661,697 | $7.48M | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 658,532 | $7.45M | 0.01% | −44,759−6.4% | Reduced |
| Rice Hall James & Associates, LLC | 573,673 | $6.49M | 0.35% | −82,570−12.6% | Reduced |
| Renaissance Technologies LLC | 568,341 | $6.43M | 0.01% | −144,900−20.3% | Reduced |
| Uniplan Investment Counsel, Inc. | 562,645 | $6.36M | 0.62% | −93,188−14.2% | Reduced |
| Citadel Advisors LLC | 523,679 | $5.92M | 0.00% | −168,170−24.3% | Reduced |
| Nuveen, LLC | 520,943 | $5.89M | 0.00% | −6,883−1.3% | Reduced |
| Tudor Investment Corp Et Al | 506,585 | $5.73M | 0.04% | +459,935+985.9% | Added |
| Granahan Investment Management Inc | 499,940 | $5.65M | 0.23% | −157,520−24.0% | Reduced |
| Goldman Sachs Group Inc | 498,681 | $5.64M | 0.00% | +43,288+9.5% | Added |
| Oberweis Asset Management Inc | 496,500 | $5.62M | 0.22% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 492,622 | $5.57M | 0.02% | −1,968−0.4% | Reduced |
| Paragon Associates & Paragon Associates II Joint Venture | 450,000 | $5.09M | 9.08% | −50,000−10.0% | Reduced |
| Empowered Funds, LLC | 439,815 | $4.97M | 0.05% | +21,608+5.2% | Added |
| Two Sigma Investments, LP | 433,700 | $4.91M | 0.01% | +323,549+293.7% | Added |
| Jane Street Group, LLC | 421,189 | $4.76M | 0.01% | −26,561−5.9% | Reduced |
| Marathon Capital Management | 388,350 | $4.39M | 1.01% | −7,500−1.9% | Reduced |
| Calamos Advisors LLC | 339,092 | $3.84M | 0.02% | +261,682+338.0% | Added |
| G2 Investment Partners Management LLC | 285,200 | $3.23M | 0.66% | +175,000+158.8% | Added |
| D. E. Shaw & Co., Inc. | 277,975 | $3.14M | 0.00% | +184,755+198.2% | Added |
| First Eagle Investment Management, LLC | 272,121 | $3.08M | 0.01% | −145,000−34.8% | Reduced |
| UBS Group AG | 252,718 | $2.86M | 0.00% | +189,951+302.6% | Added |
| Cubist Systematic Strategies, LLC | 246,944 | $2.79M | 0.04% | +11,631+4.9% | Added |
| Fisher Asset Management, LLC | 239,286 | $2.71M | 0.00% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 233,491 | $2.64M | 0.01% | +174,391+295.1% | Added |
| Harbor Capital Advisors, Inc. | 230,425 | $2.61M | 0.20% | −664,368−74.2% | Reduced |
| JPMorgan Chase & Co | 223,464 | $2.53M | 0.00% | +149,088+200.5% | Added |
| Jump Financial, LLC | 218,000 | $2.47M | 0.03% | +218,000 | New |
| Jackson Creek Investment Advisors LLC | 201,262 | $2.28M | 0.66% | −870.0% | Reduced |
| Raymond James Financial Inc | 187,387 | $2.12M | 0.00% | 00.0% | Unchanged |
| Kennedy Capital Management, Inc. | 185,473 | $2.10M | 0.05% | −644−0.3% | Reduced |
| Skylands Capital, LLC | 184,000 | $2.08M | 0.29% | −34,474−15.8% | Reduced |
| Invesco Ltd. | 180,196 | $2.04M | 0.00% | +4,974+2.8% | Added |
| 1492 Capital Management LLC | 171,128 | $1.94M | 0.78% | +20,073+13.3% | Added |
| Panoramic Capital, LLC | 170,434 | $1.93M | 1.22% | +170,434 | New |
| Millennium Management LLC | 167,043 | $1.89M | 0.00% | +75,647+82.8% | Added |
| Swiss National Bank | 157,000 | $1.78M | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 143,748 | $1.63M | 0.00% | −3,712−2.5% | Reduced |
| Bank of America Corp | 143,392 | $1.62M | 0.00% | +84,944+145.3% | Added |
| Ironwood Investment Management LLC | 142,154 | $1.61M | 0.70% | −1,045−0.7% | Reduced |
| Perritt Capital Management Inc | 138,500 | $1.57M | 0.74% | −1,600−1.1% | Reduced |
| AQR Capital Management LLC | 128,487 | $1.45M | 0.00% | +42,083+48.7% | Added |
| UBS Asset Management Americas Inc | 124,141 | $1.40M | 0.00% | −113,088−47.7% | Reduced |
| Barclays PLC | 111,040 | $1.26M | 0.00% | −43,247−28.0% | Reduced |
| Franklin Resources Inc | 108,572 | $1.23M | 0.00% | −324,214−74.9% | Reduced |
| Rothschild Investment LLC | 101,285 | $1.15M | 0.06% | −4,141−3.9% | Reduced |
| Alliancebernstein L.P. | 92,022 | $1.04M | 0.00% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 87,616 | $990.9K | 0.00% | +46,606+113.6% | Added |
| Jennison Associates LLC | 85,001 | $961.4K | 0.00% | +85,001 | New |
| Principal Financial Group Inc | 79,976 | $904.5K | 0.00% | +38,992+95.1% | Added |
| Great West Life Assurance Co | 77,893 | $878.0K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 75,849 | $857.9K | 0.00% | −90.0% | Reduced |
| Boston Partners | 75,637 | $855.5K | 0.00% | −16,281−17.7% | Reduced |
| Victory Capital Management Inc | 74,750 | $845.4K | 0.00% | −88,388−54.2% | Reduced |
| Campbell & CO Investment Adviser LLC | 71,019 | $803.2K | 0.06% | +41,831+143.3% | Added |
| CoreCommodity Management, LLC | 70,937 | $802.3K | 0.15% | −17,750−20.0% | Reduced |
| Wells Fargo & Company | 69,916 | $790.8K | 0.00% | +8,608+14.0% | Added |
| Penbrook Management LLC | 68,585 | $775.7K | 0.54% | 00.0% | Unchanged |
| Northeast Financial Group, Inc. | 66,810 | $755.6K | 0.19% | −27,000−28.8% | Reduced |
| Pinnacle Associates Ltd | 66,478 | $751.9K | 0.01% | +66,478 | New |
| Verition Fund Management LLC | 65,042 | $735.6K | 0.00% | +4,630+7.7% | Added |
| Boothbay Fund Management, LLC | 64,680 | $731.5K | 0.02% | +39,292+154.8% | Added |
| Deutsche Bank AG | 64,565 | $730.2K | 0.00% | +9,067+16.3% | Added |
| SEI Investments Co | 61,603 | $696.7K | 0.00% | +61,603 | New |
| STRS Ohio | 61,600 | $696.7K | 0.00% | −7,700−11.1% | Reduced |
| Legal & General Group Plc | 60,102 | $679.8K | 0.00% | −23,384−28.0% | Reduced |
| Price T Rowe Associates Inc | 58,555 | $663.0K | 0.00% | +5,523+10.4% | Added |
| Citigroup Inc | 57,894 | $654.8K | 0.00% | +15,051+35.1% | Added |
| Round Rock Advisors, LLC | 49,550 | $633.2K | 0.10% | +49,550 | New |
| Public Employees Retirement System of Ohio | 53,733 | $607.7K | 0.00% | −55−0.1% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 53,270 | $602.5K | 0.00% | −34,775−39.5% | Reduced |
| Penn Capital Management Co Inc | 53,029 | $599.8K | 0.05% | +53,029 | New |