NPK International Inc
Held by 12 tracked managers as of Q2 2026 · CUSIP ⓘCUSIP: A 9-character ID for one specific security - one share class of one company, or one bond. Tickers can change and can mean different things in different countries; a CUSIP always identifies exactly the same security, which is why filings use it. Guide 651718504 · Sector ⓘGICS sectors: The 11-sector system most investors know (Global Industry Classification Standard): Technology, Health Care, Financials and so on. This site assigns each company a GICS-style sector from its SIC code, with a few hand corrections, so sector pages match the names investors expect. Guide
Educational and informational only, not personalized investment advice. Based on public filings that may be delayed or contain errors; verify with the original filings. Disclaimer
Tracked capital in this stock
Total value held (area) and number of managers (line). Dips can mean a large holder filed that quarter confidentially (e.g. Norges Bank in Q1/Q3).
Aggregate buying and selling
Net share change reported each quarter
Who owns NPKI?
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Who owns NPKI? — Q2 2026
Holders ranked by position size, with each one's quarter-over-quarter change.
Column filters
| # | Manager | Fund | Shares | Value ↓ | % of their portfolio | QoQ | Δ shares | Δ shares % | Est. Δ value ⓘChange in shares × this quarter's price |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Wasatch Advisors | Wasatch Advisors LP | 2.81M | $44.73M | 0.3% | Reduced | -87.4K | -3.0% | -$1.39M |
| 2 | Chuck Royce | Royce & Associates | 2.15M | $34.19M | 0.3% | Added | +78.1K | +3.8% | +$1.24M |
| 3 | Israel Englander | Millennium Management | 1.05M | $16.70M | 0.0% | Added | +891.0K | +560.8% | +$14.18M |
| 4 | Matthew McLennan | First Eagle Investment Management | 721.00K | $11.47M | 0.0% | Added | +447.2K | +163.3% | +$7.11M |
| 5 | Two Sigma | Two Sigma Investments | 559.50K | $8.90M | 0.0% | Reduced | -501.4K | -47.3% | -$7.98M |
| 6 | Ken Griffin | Citadel Advisors | 363.50K | $5.78M | 0.0% | Added | +303.8K | +509.0% | +$4.83M |
| 7 | David Shaw | D.E. Shaw & Co. | 327.61K | $5.21M | 0.0% | Added | +230.6K | +237.6% | +$3.67M |
| 8 | Norges Bank | Norges Bank Investment Management | 323.10K | $5.14M | 0.0% | — | — | — | — |
| 9 | Jim Simons | Renaissance Technologies | 225.37K | $3.59M | 0.0% | Reduced | -136.8K | -37.8% | -$2.18M |
| 10 | Ken Fisher | Fisher Asset Management | 213.12K | $3.39M | 0.0% | Reduced | -19.9K | -8.5% | -$316.53K |
| 11 | Steve Cohen | Point72 Asset Management | 60.42K | $961.36K | 0.0% | Reduced | -243.8K | -80.1% | -$3.88M |
| 12 | Boston Partners | Boston Partners Global Investors | 41.83K | $665.48K | 0.0% | Reduced | -5.3K | -11.2% | -$84.05K |
Column filters
| Manager | Fund | Shares sold | Value last quarter ↓ |
|---|---|---|---|
| Bridgeway | Bridgeway Capital Management | -50.7K | $735.22K |
Politician trades
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No politician trades match these filters.