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, Q4 2025
Institutional positions in NPK International Inc. as of Dec 31, 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
- 241
- +36 vs. Q3 2025
- Shares held
- 75.2M
- +1.45M (+2.0%) vs. Q3 2025
- Total value
- $896.1M
- +$62.2M (+7.5%) vs. Q3 2025
- New holders
- 53
- 86 more added
- Sold out
- 17
- 80 more reduced
3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding NPK International Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Allianz Asset Management GmbH | 501,300 | $5.98M | 0.01% | +501,300 | New |
| Two Sigma Investments, LP | 505,158 | $6.02M | 0.01% | +71,458+16.5% | Added |
| Wellington Management Group LLP | 506,597 | $6.04M | 0.00% | −155,100−23.4% | Reduced |
| Oberweis Asset Management Inc | 508,750 | $6.06M | 0.22% | +12,250+2.5% | Added |
| Renaissance Technologies LLC | 519,308 | $6.19M | 0.01% | −49,033−8.6% | Reduced |
| Point72 Asset Management, L.P. | 537,031 | $6.40M | 0.01% | +523,235+3,792.7% | Added |
| Rice Hall James & Associates, LLC | 549,721 | $6.55M | 0.36% | −23,952−4.2% | Reduced |
| Uniplan Investment Counsel, Inc. | 561,109 | $6.69M | 0.67% | −1,536−0.3% | Reduced |
| Roubaix Capital, LLC | 575,348 | $6.86M | 2.92% | −167,349−22.5% | Reduced |
| Granahan Investment Management Inc | 580,447 | $6.92M | 0.30% | +80,507+16.1% | Added |
| Bridgeway Capital Management, LLC | 625,623 | $7.46M | 0.16% | −64,192−9.3% | Reduced |
| First Sabrepoint Capital Management LP | 650,000 | $7.75M | 3.19% | +650,000 | New |
| Panagora Asset Management Inc | 669,303 | $7.98M | 0.03% | −13,740−2.0% | Reduced |
| Silvercrest Asset Management Group LLC | 672,040 | $8.01M | 0.06% | −249,170−27.0% | Reduced |
| Goldman Sachs Group Inc | 702,994 | $8.38M | 0.00% | +204,313+41.0% | Added |
| Qube Research & Technologies Ltd | 771,446 | $9.20M | 0.01% | +112,914+17.1% | Added |
| Algert Global LLC | 785,880 | $9.37M | 0.15% | +785,880 | New |
| Tieton Capital Management, LLC | 800,562 | $9.54M | 3.26% | −212,420−21.0% | Reduced |
| Cannell Capital LLC | 940,756 | $11.2M | 7.16% | −513,448−35.3% | Reduced |
| Northern Trust Corp | 943,746 | $11.2M | 0.00% | −44,239−4.5% | Reduced |
| Ancora Advisors, LLC | 958,560 | $11.4M | 0.24% | −237,320−19.8% | Reduced |
| ArrowMark Colorado Holdings LLC | 977,963 | $11.7M | 0.26% | −69,087−6.6% | Reduced |
| Pennant Select, LLC | 1,014,221 | $12.1M | 6.40% | −48,042−4.5% | Reduced |
| Arrowstreet Capital, Limited Partnership | 1,052,242 | $12.5M | 0.01% | +168,671+19.1% | Added |
| Nuveen, LLC | 1,118,057 | $13.3M | 0.00% | +597,114+114.6% | Added |
| Charles Schwab Investment Management Inc | 1,163,775 | $13.9M | 0.00% | +97,392+9.1% | Added |
| Loomis Sayles & Co L P | 1,287,030 | $15.3M | 0.02% | −47,199−3.5% | Reduced |
| Thrivent Financial for Lutherans | 1,587,729 | $18.9M | 0.03% | +1,587,729 | New |
| Morgan Stanley | 1,693,062 | $20.2M | 0.00% | +50,157+3.1% | Added |
| Punch & Associates Investment Management, Inc. | 1,852,804 | $22.1M | 1.29% | −41,922−2.2% | Reduced |
| Russell Investments Group, Ltd. | 1,880,927 | $22.4M | 0.02% | −52,599−2.7% | Reduced |
| Prudential Financial Inc | 1,918,912 | $22.9M | 0.03% | +91,367+5.0% | Added |
| State Street Corp | 1,977,000 | $23.6M | 0.00% | −54,279−2.7% | Reduced |
| Geode Capital Management, LLC | 1,977,755 | $23.6M | 0.00% | −344,079−14.8% | Reduced |
| Royce & Associates LP | 2,185,610 | $26.1M | 0.26% | −256,670−10.5% | Reduced |
| Wasatch Advisors Inc | 2,215,905 | $26.4M | 0.16% | −65,959−2.9% | Reduced |
| American Century Companies Inc | 3,071,640 | $36.6M | 0.02% | +100,574+3.4% | Added |
| Dimensional Fund Advisors LP | 4,466,550 | $53.2M | 0.01% | −330,908−6.9% | Reduced |
| Vanguard Group Inc | 4,706,012 | $56.1M | 0.00% | −44,251−0.9% | Reduced |
| Ameriprise Financial Inc | 5,165,210 | $61.6M | 0.01% | −82,427−1.6% | Reduced |
| BlackRock, Inc. | 6,919,616 | $82.5M | 0.00% | +454,407+7.0% | Added |
| ACK Asset Management LLC | 0 | $0 | 0.00% | −1,576,808−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −439,815−100.0% | Sold out |
| Jennison Associates LLC | 0 | $0 | 0.00% | −85,001−100.0% | Sold out |
| Victory Capital Management Inc | 0 | $0 | 0.00% | −74,750−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −46,000−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −44,922−100.0% | Sold out |
| Terril Brothers, Inc. | 0 | $0 | 0.00% | −39,700−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −34,957−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −18,289−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −16,300−100.0% | Sold out |
| Versor Investments LP | 0 | $0 | 0.00% | −14,500−100.0% | Sold out |
| Longboard Asset Management, LP | 0 | $0 | 0.00% | −13,764−100.0% | Sold out |
| Pathstone Holdings, LLC | 0 | $0 | 0.00% | −13,029−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −10,530−100.0% | Sold out |
| JPL Wealth Management, LLC | 0 | $0 | 0.00% | −280−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |
| Point72 (DIFC) Ltd | – | – | – | – | Not filed |
| Point72 Europe (London) LLP | – | – | – | – | Not filed |