Security record · archived quarter
NPKI
NPK International Inc. · Basic Materials · Construction Materials
91Tracked holders
0Δ holders
49.35MShares held
$588.29MReported value
+0New positions
−0Exits
Momentum inputs (comparable managers): holder breadth 0.0% · share flow +0.5% · net new positions 0.0% · formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 44.30K | $51,327 | n/a | n/a |
| Q2 2026 | 93 | -1 | 50.52M | $802.92M | +7 | −8 |
| Q1 2026 | 97 | +6 | 50.65M | $733.19M | +8 | −2 |
| Q4 2025 | 91 | 0 | 49.35M | $588.29M | n/a | n/a |
| Q3 2025 | 19 | +1 | 22.13M | $250.25M | +1 | n/a |
| Q2 2025 | 15 | +1 | 18.80M | $160.00M | +1 | n/a |
| Q1 2025 | 11 | -1 | 7.32M | $42.53M | n/a | −1 |
| Q4 2024 | 12 | -3 | 6.57M | $50.39M | n/a | −3 |
| Q3 2024 | 14 | +1 | 5.44M | $37.72M | +1 | n/a |
| Q2 2024 | 13 | n/a | 6.23M | $51.78M | n/a | n/a |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 6.92M | +7.0% | $82.48M | 0.0% | ▲ Add | 3 | SEC ↗ ×14 |
| 2 | Ameriprise Financial Inc | 5.17M | n/a | $61.57M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 3 | The Vanguard Group ✦ (passive) | 4.71M | -0.9% | $56.10M | 0.0% | ▼ Trim | 3 | SEC ↗ ×5 |
| 4 | Dimensional Fund Advisors Lp | 4.47M | n/a | $53.24M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 5 | American Century Companies Inc | 3.07M | n/a | $36.61M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | Geode Capital Management ✦ (passive) | 1.98M | -14.8% | $23.58M | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 7 | State Street Global Advisors ✦ (passive) | 1.98M | -2.7% | $23.57M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 8 | Prudential Financial Inc | 1.92M | n/a | $22.87M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 9 | Russell Investments Group, Ltd. | 1.88M | n/a | $22.42M | 0.0% | n/c | 1 | SEC ↗ ×11 |
| 10 | Morgan Stanley ✦ | 1.69M | +3.0% | $20.18M | 0.0% | ▲ Add | 2 | SEC ↗ ×7 |
| 11 | Loomis Sayles & Co L P | 1.29M | n/a | $15.34M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 12 | Charles Schwab Investment… | 1.16M | n/a | $13.87M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | Nuveen, LLC | 1.12M | n/a | $13.33M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 14 | Arrowstreet Capital ✦ | 1.05M | +19.1% | $12.54M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 15 | Northern Trust Corp | 943.75K | n/a | $11.25M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 16 | Qube Research & Technologies Ltd | 771.45K | n/a | $9.20M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | Goldman Sachs Group ✦ | 702.99K | +41.0% | $8.38M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 18 | Point72 Asset Management ✦ | 537.03K | +3792.7% | $6.40M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 19 | Renaissance Technologies ✦ | 519.31K | -8.6% | $6.19M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 20 | Wellington Management ✦ | 506.60K | -23.4% | $6.04M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 21 | Two Sigma Investments ✦ | 505.16K | +16.5% | $6.02M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 22 | Allianz Asset Management GmbH | 501.30K | n/a | $5.98M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | Sei Investments Co | 377.83K | n/a | $4.50M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 24 | Jane Street Group, Llc | 324.12K | n/a | $3.86M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 25 | UBS Group AG | 288.38K | n/a | $3.44M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 26 | Bank of New York Mellon Corp | 268.39K | n/a | $3.20M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 27 | First Eagle Investment Management… | 265.32K | n/a | $3.16M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | Citadel Advisors ✦ | 241.64K | -53.9% | $2.88M | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 29 | Lazard Asset Management Llc | 237.22K | n/a | $2.83M | 0.0% | n/c | 1 | SEC ↗ |
| 30 | Fisher Asset Management ✦ | 231.97K | -3.1% | $2.77M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 31 | JPMorgan Chase ✦ | 230.88K | -48.3% | $2.75M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 32 | Tudor Investment Corp Et Al | 224.47K | n/a | $2.68M | 0.0% | n/c | 1 | SEC ↗ |
| 33 | D. E. Shaw & Co. ✦ | 202.13K | -27.3% | $2.41M | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 34 | Bank Of America Corp /De/ | 197.71K | n/a | $2.36M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 35 | Raymond James Financial Inc | 183.55K | n/a | $2.19M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 36 | Invesco Ltd. | 180.34K | n/a | $2.15M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 37 | AQR Capital Management ✦ | 174.50K | +35.8% | $2.08M | 0.0% | ▲ Add | 7 | SEC ↗ ×6 |
| 38 | Swiss National Bank | 166.60K | n/a | $1.99M | 0.0% | n/c | 1 | SEC ↗ |
| 39 | Barclays Plc | 141.58K | n/a | $1.69M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 40 | UBS AM, a distinct business unit of… | 127.51K | n/a | $1.52M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 41 | Rhumbline Advisers | 123.65K | n/a | $1.47M | 0.0% | n/c | 1 | SEC ↗ |
| 42 | Principal Financial Group Inc | 115.75K | n/a | $1.38M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 43 | Balyasny Asset Management L.P. | 109.82K | n/a | $1.31M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 44 | Millennium Management ✦ | 106.49K | -36.2% | $1.27M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 45 | Franklin Resources Inc | 104.73K | n/a | $1.25M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 46 | Wells Fargo & Company/Mn | 102.73K | n/a | $1.22M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 47 | State Of Wisconsin Investment Board | 93.89K | n/a | $1.12M | 0.0% | n/c | 1 | SEC ↗ |
| 48 | Alliancebernstein L.P. | 92.02K | n/a | $1.10M | 0.0% | n/c | 1 | SEC ↗ |
| 49 | California State Teachers… | 80.83K | n/a | $963,482 | 0.0% | n/c | 1 | SEC ↗ |
| 50 | Legal & General Group Plc | 76.91K | n/a | $916,708 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 51 | Deutsche Bank Ag\ | 69.65K | n/a | $830,276 | 0.0% | n/c | 1 | SEC ↗ |
| 52 | Man Group plc | 63.33K | n/a | $754,858 | 0.0% | n/c | 1 | SEC ↗ |
| 53 | T. Rowe Price ✦ | 61.74K | +5.4% | $736,000 | 0.0% | ▲ Add | 7 | SEC ↗ |
| 54 | Squarepoint Ops LLC | 58.66K | n/a | $699,180 | 0.0% | n/c | 1 | SEC ↗ |
| 55 | Boston Partners | 52.54K | n/a | $626,230 | 0.0% | n/c | 1 | SEC ↗ |
| 56 | State Board Of Administration Of… | 48.62K | n/a | $579,574 | 0.0% | n/c | 1 | SEC ↗ |
| 57 | Creative Planning | 46.48K | n/a | $554,082 | 0.0% | n/c | 1 | SEC ↗ |
| 58 | Bnp Paribas Financial Markets | 44.90K | n/a | $535,148 | 0.0% | n/c | 1 | SEC ↗ |
| 59 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 38.14K | n/a | $454,641 | 0.0% | n/c | 1 | SEC ↗ |
| 60 | Janus Henderson Group Plc | 37.00K | n/a | $440,670 | 0.0% | n/c | 1 | SEC ↗ |
| 61 | Susquehanna International Group, Llp | 33.06K | n/a | $394,123 | 0.0% | n/c | 1 | SEC ↗ |
| 62 | Hsbc Holdings Plc | 28.24K | n/a | $338,032 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 63 | Manufacturers Life Insurance… | 24.93K | n/a | $297,154 | 0.0% | n/c | 1 | SEC ↗ |
| 64 | Mercer Global Advisors Inc /Adv | 24.36K | n/a | $290,407 | 0.0% | n/c | 1 | SEC ↗ |
| 65 | Quantinno Capital Management LP | 21.65K | n/a | $258,032 | 0.0% | n/c | 1 | SEC ↗ |
| 66 | Cetera Investment Advisers | 21.00K | n/a | $250,284 | 0.0% | n/c | 1 | SEC ↗ |
| 67 | New York State Common Retirement… | 20.19K | n/a | $240,653 | 0.0% | n/c | 1 | SEC ↗ |
| 68 | Fidelity (FMR) ✦ | 18.97K | +48.0% | $226,157 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 69 | Pnc Financial Services Group, Inc. | 17.24K | n/a | $205,549 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 70 | Zurcher Kantonalbank (Zurich… | 15.85K | n/a | $188,908 | 0.0% | n/c | 1 | SEC ↗ |
| 71 | Pictet Asset Management Holding SA | 15.69K | n/a | $187,049 | 0.0% | n/c | 1 | SEC ↗ |
| 72 | Voya Investment Management Llc | 15.00K | n/a | $178,812 | 0.0% | n/c | 1 | SEC ↗ |
| 73 | ProShare Advisors LLC | 14.97K | n/a | $178,443 | 0.0% | n/c | 1 | SEC ↗ |
| 74 | Stifel Financial Corp | 14.42K | n/a | $171,898 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 75 | Tidal Investments LLC | 13.59K | n/a | $161,933 | 0.0% | n/c | 1 | SEC ↗ |
| 76 | Envestnet Asset Management Inc | 12.59K | n/a | $150,013 | 0.0% | n/c | 1 | SEC ↗ |
| 77 | Mariner, LLC | 10.66K | n/a | $127,252 | 0.0% | n/c | 1 | SEC ↗ |
| 78 | Osaic Holdings, Inc. | 9.37K | n/a | $111,665 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 79 | Canada Pension Plan Investment Board | 8.90K | n/a | $106,088 | 0.0% | n/c | 1 | SEC ↗ |
| 80 | Simplex Trading, Llc | 8.63K | n/a | $102,857 | 0.0% | n/c | 1 | SEC ↗ |
| 81 | Cwm, Llc | 4.92K | n/a | $59,000 | 0.0% | n/c | 1 | SEC ↗ |
| 82 | Royal Bank Of Canada | 4.60K | n/a | $55,000 | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 83 | Federated Hermes, Inc. | 4.54K | n/a | $54,164 | 0.0% | n/c | 1 | SEC ↗ |
| 84 | Group One Trading Llc | 3.48K | n/a | $41,529 | 0.0% | n/c | 1 | SEC ↗ |
| 85 | Wealth Enhancement Advisory… | 3.08K | n/a | $32,873 | 0.0% | n/c | 1 | SEC ↗ |
| 86 | Citigroup Inc | 2.34K | n/a | $27,869 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 87 | Rockefeller Capital Management L.P. | 1.43K | n/a | $17,022 | 0.0% | n/c | 1 | SEC ↗ |
| 88 | BNP Paribas Asset Management… | 1.00K | n/a | $12,000 | 0.0% | n/c | 1 | SEC ↗ |
| 89 | Optiver Holding B.V. | 638 | n/a | $7,605 | 0.0% | n/c | 1 | SEC ↗ |
| 90 | Us Bancorp \De\ | 280 | n/a | $3,338 | 0.0% | n/c | 1 | SEC ↗ |
| 91 | Jones Financial Companies Lllp | 52 | n/a | $620 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 245 holders, 75.81M shares, $1.05B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Sep 09
Warren Matthew James
Officer · 2.99K sh · $40,113
Aug 27
ROBESON ROSE M
Director · 10.00K sh · $134,917
Aug 17
Lewis Michael A
Director · 2.01K sh · $28,705
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Jul 31
SC 13G: VANGUARD CAPITAL MANAGEMENT LLC
Jul 29
SC 13G/A: BlackRock, Inc.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
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