| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 3.6M | $57.4M | +5.3% | 4.269% | 0.00% |
| 5 | AMERICAN CENTURY COMPANIES INC | 3.1M | $49.8M | +2.8% | 3.705% | 0.02% |
| 6 | WASATCH ADVISORS LP | 2.8M | $44.7M | -3.0% | 3.329% | 0.29% |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 2.4M | $37.7M | +5.6% | 2.806% | 0.00% |
| 8 | ROYCE & ASSOCIATES LP | 2.1M | $34.2M | +3.8% | 2.545% | 0.28% |
| 9 | STATE STREET CORP | 2.0M | $32.1M | +3.0% | 2.386% | 0.00% |
| 10 | PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 1.7M | $27.7M | -4.4% | 2.059% | 1.37% |
| 11 | EMERALD ADVISERS, LLC | 1.6M | $25.0M | — | 1.863% | 0.59% |
| 12 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 1.5M | $23.1M | — | 1.721% | 0.01% |
| 13 | Russell Investments Group, Ltd. | 1.4M | $22.2M | -19.1% | 1.653% | 0.02% |
| 14 | MORGAN STANLEY | 1.3M | $20.0M | -30.9% | 1.491% | 0.00% |
| 15 | Electron Capital Partners, LLC | 1.2M | $18.6M | +6.3% | 1.385% | 0.74% |
| 16 | LOOMIS SAYLES & CO L P | 1.2M | $18.3M | -2.3% | 1.363% | 0.02% |
| 17 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.1M | $18.1M | -26.3% | 1.344% | 0.01% |
| 18 | PRUDENTIAL FINANCIAL INC | 1.1M | $17.8M | -33.8% | 1.322% | 0.02% |
| 19 | Qube Research & Technologies Ltd | 1.1M | $17.5M | -3.7% | 1.300% | 0.02% |
| 20 | EMERALD MUTUAL FUND ADVISERS TRUST | 1.1M | $17.1M | — | 1.272% | 0.60% |
| 21 | MILLENNIUM MANAGEMENT LLC | 1.0M | $16.7M | +560.8% | 1.243% | 0.01% |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.0M | $16.4M | -6.2% | 1.218% | 0.00% |
| 23 | Invesco Ltd. | 1.0M | $15.9M | +272.7% | 1.185% | 0.00% |
| 24 | VANGUARD PORTFOLIO MANAGEMENT LLC | 979K | $15.6M | +13.6% | 1.159% | 0.00% |
| 25 | Nuveen, LLC | 919K | $14.6M | -14.3% | 1.088% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in NPKI — a direct measure of their conviction.
| 89.03% |
| 2.89 pp |
| $417M |
| 27% |
| Q4 2024 | 176 | 6.9% | 91.92% | +4.81 pp | $571M | +17% |
| Q3 2024 | 189 | — | 87.11% | — | $490M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
NPKI institutional ownership rose by 2.28 percentage points quarter-over-quarter, with a net change of +7 holders.
The top 10 institutions account for 45.1% of all reported 13F value in NPKI, and the top 25 account for 68.2%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
NPK International Inc. (NPKI) Institutional Ownership