NPK InternationalNPKI
13F holders, Q2 2026 (June 30)256holders +10
36new positions
26sold out
7famous investors
$15.90avg. 13F price*
At the end of Q2 2026, 256 institutions reported holding NPK International Inc. (NPKI) in their 13F filings, up 10 from Q1 2026. 36 opened new positions and 26 sold out. The largest holders were BlackRock, Inc. ($126.3M), Ameriprise Financial Inc. ($71.4M) and Dimensional Fund Advisors LP ($57.9M). 7 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- NPK International Inc.
- CUSIP
- 651718504
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 36 | $94.1M |
| Exits | 26 | $19.5M |
All 13F filers, Q1 2026 → Q2 2026: 12,185,743 shares bought and 10,106,167 shares sold, net +2,079,576 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 256 holders
| BlackRock, Inc. | 0.00% | Add +10.2% | 7,940,503 | $126.3M |
| Ameriprise Financial Inc. | 0.01% | Reduce -20.2% | 4,486,433 | $71.4M |
| Dimensional Fund Advisors LP | 0.01% | Reduce -8.6% | 3,641,547 | $57.9M |
| Vanguard Capital Management LLC | 0.00% | Add +5.3% | 3,604,823 | $57.4M |
| American Century Companies Inc. | 0.02% | Add +2.8% | 3,128,652 | $49.8M |
| Wasatch Advisors LP | 0.29% | Reduce -3.0% | 2,811,593 | $44.7M |
| Geode Capital Management, LLC | 0.00% | Add +5.6% | 2,369,714 | $37.7M |
| Royce & Associates LP | 0.28% | Add +3.8% | 2,149,100 | $34.2M |
| State Street Corp. | 0.00% | Add +3.0% | 2,014,703 | $32.1M |
| Punch & Associates Investment Management, Inc. | 1.38% | Reduce -4.4% | 1,738,857 | $27.7M |
| Emerald Advisers, LLC | 0.59% | New | 1,573,597 | $25.0M |
| Thrivent Financial for Lutherans | 0.04% | Reduce -9.1% | 1,513,362 | $24.1M |
| Massachusetts Financial Services Co. | 0.01% | New | 1,452,984 | $23.1M |
| Russell Investments Group, Ltd. | 0.02% | Reduce -19.1% | 1,395,934 | $22.2M |
| Morgan Stanley | 0.00% | Reduce -30.9% | 1,259,432 | $20.0M |
| Electron Capital Partners, LLC | 0.74% | Add +6.3% | 1,169,304 | $18.6M |
| Loomis Sayles & Co. L P | 0.02% | Reduce -2.3% | 1,150,634 | $18.3M |
| Arrowstreet Capital, Limited Partnership | 0.01% | Reduce -26.3% | 1,134,552 | $18.1M |
| Prudential Financial Inc. | 0.02% | Reduce -33.8% | 1,116,379 | $17.8M |
| Qube Research & Technologies Ltd | 0.02% | Reduce -3.7% | 1,098,020 | $17.5M |
| Emerald Mutual Fund Advisers Trust | 0.60% | New | 1,074,368 | $17.1M |
| Millennium Management | 0.01% | Add +560.8% | 1,049,928 | $16.7M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -6.2% | 1,028,113 | $16.4M |
| Invesco Ltd. | 0.00% | Add +272.7% | 1,000,547 | $15.9M |
| Vanguard Portfolio Management LLC | 0.00% | Add +13.6% | 978,659 | $15.6M |
| Nuveen, LLC | 0.00% | Reduce -14.3% | 919,147 | $14.6M |
| Tieton Capital Management, LLC | 3.76% | Reduce -1.8% | 820,845 | $13.1M |
| Panagora Asset Management Inc. | 0.04% | Add +18.2% | 800,956 | $12.7M |
| Northern Trust Corp. | 0.00% | Reduce -17.9% | 795,342 | $12.7M |
| Wellington Management Group LLP | 0.00% | Add +198.7% | 790,335 | $12.6M |
| First Eagle Investment Management, LLC | 0.02% | Add +163.3% | 721,002 | $11.5M |
| Axiom Investors LLC | 0.10% | Reduce -5.7% | 695,540 | $11.1M |
| Ancora Advisors LLC | 0.21% | Reduce -6.7% | 678,760 | $10.8M |
| Asset Management One Co., Ltd. | 0.03% | Add +30.4% | 659,414 | $10.5M |
| Allianz Asset Management GmbH | 0.01% | Reduce -46.9% | 614,147 | $9.8M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -40.6% | 601,060 | $9.6M |
| First Sabrepoint Capital Management LP | 4.08% | Add +9.1% | 600,000 | $9.5M |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +11.5% | 597,805 | $9.5M |
| Oberweis Asset Management Inc./ | 0.19% | Add +13.4% | 587,550 | $9.3M |
| Silvercrest Asset Management Group LLC | 0.06% | Reduce -4.5% | 577,718 | $9.2M |
| Two Sigma Investments, LP | 0.01% | Reduce -47.3% | 559,499 | $8.9M |
| Uniplan Investment Counsel, Inc. | 0.83% | Add +3.1% | 544,278 | $8.7M |
| First Trust Advisors LP | 0.01% | New | 538,191 | $8.6M |
| Rice Hall James & Associates, LLC | 0.38% | Reduce -9.9% | 491,243 | $7.8M |
| Sei Investments Co. | 0.01% | Reduce -50.0% | 418,914 | $6.7M |
| ArrowMark Colorado Holdings LLC | 0.27% | Reduce -29.4% | 400,141 | $6.4M |
| Citadel Advisors | 0.00% | Add +509.0% | 363,503 | $5.8M |
| Cannell Capital LLC | 4.00% | Reduce -45.0% | 359,882 | $5.7M |
| Marathon Capital Management | 1.11% | Reduce -0.6% | 343,930 | $5.5M |
| Marshall Wace, LLP | 0.00% | Add +520.4% | 335,734 | $5.3M |
| OP Asset Management Ltd | 0.06% | No change | 333,418 | $5.3M |
| D. E. Shaw & Co. | 0.00% | Add +237.6% | 327,606 | $5.2M |
| Norges Bank | 0.00% | — | 323,100 | $5.1M |
| Jacobs Levy Equity Management, Inc. | 0.02% | Reduce -18.7% | 310,239 | $4.9M |
| AQR Capital Management | 0.00% | Add +26.8% | 306,058 | $4.9M |
| Edgestream Partners, L.P. | 0.12% | New | 258,097 | $4.1M |
| Bank of America Corp. | 0.00% | Add +6.1% | 254,698 | $4.1M |
| Bank of New York Mellon Corp | 0.00% | Reduce -8.9% | 242,570 | $3.9M |
| Calamos Advisors LLC | 0.02% | Reduce -34.8% | 230,552 | $3.7M |
| Renaissance Technologies | 0.00% | Reduce -37.8% | 225,367 | $3.6M |
| Granahan Investment Management, LLC | 0.13% | Reduce -44.9% | 221,224 | $3.5M |
| Teacher Retirement System of Texas | 0.01% | New | 217,565 | $3.5M |
| Fisher Asset Management | 0.00% | Reduce -8.5% | 213,122 | $3.4M |
| Riverwater Partners LLC | 0.90% | Add +23.2% | 191,096 | $3.0M |
| Kennedy Capital Management LLC | 0.05% | Reduce -2.0% | 183,946 | $2.9M |
| Raymond James Financial Inc. | 0.00% | Reduce -0.7% | 178,850 | $2.8M |
| JPMorgan Chase & Co. | 0.00% | Reduce -18.1% | 170,372 | $2.7M |
| UBS Group AG | 0.00% | Reduce -46.8% | 166,419 | $2.6M |
| Skylands Capital, LLC | 0.32% | No change | 164,300 | $2.6M |
| Swiss National Bank | 0.00% | Reduce -3.2% | 161,200 | $2.6M |
| BNP Paribas Financial Markets | 0.00% | Add +281.1% | 152,184 | $2.4M |
| Y-Intercept (Hong Kong) Ltd | 0.05% | Add +35.2% | 149,133 | $2.4M |
| Harbor Capital Advisors, Inc. | 0.16% | Reduce -20.1% | 148,297 | $2.4M |
| North Star Investment Management Corp. | 0.12% | Add +19.2% | 143,000 | $2.3M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +9.8% | 142,373 | $2.3M |
| Ironwood Investment Management LLC | 0.77% | Reduce -0.0% | 140,567 | $2.2M |
| Franklin Resources Inc. | 0.00% | Add +31.2% | 137,907 | $2.2M |
| Gilder Gagnon Howe & Co. LLC | 0.02% | Reduce -20.7% | 127,388 | $2.0M |
| Jump Financial, LLC | 0.02% | Add +1.6% | 126,920 | $2.0M |
| Dark Forest Capital Management LP | 0.13% | Add +33.3% | 124,898 | $2.0M |
| Algert Global LLC | 0.02% | Reduce -66.8% | 122,980 | $2.0M |
| Squarepoint Ops LLC | 0.00% | Reduce -11.5% | 122,167 | $1.9M |
| Credit Agricole S A | 0.00% | New | 121,442 | $1.9M |
| Principal Financial Group Inc. | 0.00% | Add +11.1% | 115,835 | $1.8M |
| Rhumbline Advisers | 0.00% | Reduce -5.4% | 111,254 | $1.8M |
| California State Teachers Retirement System | 0.00% | Add +38.1% | 110,752 | $1.8M |
| HSBC Holdings PLC | 0.00% | Add +114.1% | 112,498 | $1.7M |
| Crown Advisors Management, Inc. | 0.87% | No change | 100,000 | $1.6M |
| Round Rock Advisors LLC | 0.19% | No change | 92,505 | $1.5M |
| Wells Fargo & Company | 0.00% | Add +102.5% | 90,542 | $1.4M |
| State of Wisconsin Investment Board | 0.00% | Add +7.9% | 88,915 | $1.4M |
| Conestoga Capital Advisors, LLC | 0.03% | New | 88,825 | $1.4M |
| Deutsche Bank AG | 0.00% | Add +12.5% | 87,057 | $1.4M |
| Trexquant Investment LP | 0.01% | New | 86,385 | $1.4M |
| T. Rowe Price Associates Inc. | 0.00% | Add +12.6% | 84,147 | $1.3M |
| VARCOV Co. | 0.49% | New | 80,523 | $1.3M |
| Pinnacle Associates Ltd. | 0.01% | Add +2.1% | 78,133 | $1.2M |
| Alliancebernstein L.P. | 0.00% | Add +19.5% | 83,222 | $1.2M |
| Brevan Howard Capital Management LP | 0.02% | Add +622.8% | 72,659 | $1.2M |
| EntryPoint Capital, LLC | 0.28% | Add +79.7% | 71,868 | $1.1M |
"% of holder's portfolio" is NPKI's weight in each manager's 13F, not the share of NPK International Inc. the manager owns.