Stocktoria
NPK International Inc. NPKI
NPK International Inc. institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 6,611,891 | $54.9M | 7.34% |
| TWO SIGMA INVESTMENTS, LP | 1,060,904 | $15.4M | 1.18% |
| RENAISSANCE TECHNOLOGIES LLC | 362,167 | $5.2M | 0.4% |
| Point72 Asset Management, L.P. | 304,183 | $4.4M | 0.34% |
| AQR CAPITAL MANAGEMENT LLC | 241,315 | $3.5M | 0.27% |
| MILLENNIUM MANAGEMENT LLC | 158,892 | $2.3M | 0.18% |
| D. E. Shaw & Co., Inc. | 97,042 | $1.4M | 0.11% |
| CITADEL ADVISORS LLC | 59,689 | $864,894 | 0.07% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.