This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/NPKI/capital-change-brief"
Use Arkolith's capital_change_brief for NPKI. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $104.4M | 7.2M | ▲+4.1% Added · +283K sh | Q1 2026 | |
| 2 | AMERIPRISE FINANCIAL INC | $81.5M | 5.6M | ▲+8.9% Added · +458K sh | Q1 2026 | |
| 3 | DIMENSIONAL FUND ADVISORS LP | $57.7M | 4.0M | ▼−11% Reduced · −483K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $49.6M | 3.4M | ▲New +3.4M sh | Q1 2026 | |
| 5 | AMERICAN CENTURY COMPANIES INC | $44.1M | 3.0M | ▼−0.9% Reduced · −28K sh | Q1 2026 | |
| 6 | WASATCH ADVISORS LP | $44.7M | 2.8M | ▼−3.0% Reduced · −87K sh | Q2 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $32.5M | 2.2M | ▲+13% Added · +266K sh | Q1 2026 | |
| 8 | STATE STREET CORP | $28.3M | 2.0M | ▼−1.1% Reduced · −22K sh | Q1 2026 | |
| 9 | MORGAN STANLEY | $26.4M | 1.8M | ▲+7.7% Added · +130K sh | Q1 2026 | |
| 10 | PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | $26.4M | 1.8M | ▼−1.8% Reduced · −34K sh | Q1 2026 | |
| 11 | Russell Investments Group, Ltd. | $25.0M | 1.7M | ▼−8.2% Reduced · −155K sh | Q1 2026 | |
| 12 | PRUDENTIAL FINANCIAL INC | $24.4M | 1.7M | ▼−12% Reduced · −232K sh | Q1 2026 | |
| 13 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $22.3M | 1.5M | ▲+46% Added · +487K sh | Q1 2026 | |
| 14 | LOOMIS SAYLES & CO L P | $17.1M | 1.2M | ▼−8.5% Reduced · −109K sh | Q1 2026 | |
| 15 | Allianz Asset Management GmbH | $16.8M | 1.2M | ▲+131% Added · +655K sh | Q1 2026 | |
| 16 | Qube Research & Technologies Ltd | $16.5M | 1.1M | ▲+48% Added · +369K sh | Q1 2026 | |
| 17 | Electron Capital Partners, LLC | $15.9M | 1.1M | ▲New +1.1M sh | Q1 2026 | |
| 18 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $15.9M | 1.1M | ▼−5.8% Reduced · −68K sh | Q1 2026 | |
| 19 | Nuveen, LLC | $15.5M | 1.1M | ▼−4.0% Reduced · −45K sh | Q1 2026 | |
| 20 | TWO SIGMA INVESTMENTS, LP | $15.4M | 1.1M | ▲+110% Added · +556K sh | Q1 2026 | |
| 21 | GOLDMAN SACHS GROUP INC | $14.7M | 1.0M | ▲+44% Added · +309K sh | Q1 2026 | |
| 22 | NORTHERN TRUST CORP | $14.0M | 969K | ▲+2.6% Added · +25K sh | Q1 2026 | |
| 23 | VANGUARD PORTFOLIO MANAGEMENT LLC | $12.5M | 861K | ▲New +861K sh | Q1 2026 | |
| 24 | SEI INVESTMENTS CO | $12.1M | 837K | ▲+122% Added · +459K sh | Q1 2026 | |
| 25 | AXIOM INVESTORS LLC /DE | $10.7M | 737K | ▲New +737K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 8, 2026 | Briggs Lori | VP & President, Ind. Solutions | Sell (S) | 8K | $123K |
| Jun 3, 2026 | LANIGAN MATTHEW | President & CEO, Director | Sell (S) | 167K | $2.4M |
| Jun 2, 2026 | Briggs Lori | VP & President, Ind. Solutions | Sell (S) | 10K | $152K |
| Jun 1, 2026 | Fruge Mary Celeste | VP, General Counsel | Tax withholding (F) | 4K | $55K |
| Jun 1, 2026 | Fruge Mary Celeste | VP, General Counsel | Tax withholding (F) | 5K | $75K |
| Jun 1, 2026 | Fruge Mary Celeste | VP, General Counsel | Tax withholding (F) | 7K | $97K |
| Jun 1, 2026 | Fruge Mary Celeste | VP, General Counsel | Option exercise (M) | 17K | $0 |
| Jun 1, 2026 | Fruge Mary Celeste | VP, General Counsel | Option exercise (M) | 17K | $0 |
| Jun 1, 2026 | LANIGAN MATTHEW | President & CEO, Director | Tax withholding (F) | 22K | $318K |
| Jun 1, 2026 | LANIGAN MATTHEW | President & CEO, Director | Tax withholding (F) | 28K | $399K |
| Jun 1, 2026 | LANIGAN MATTHEW | President & CEO, Director | Tax withholding (F) | 39K | $564K |
| Jun 1, 2026 | LANIGAN MATTHEW | President & CEO, Director | Option exercise (M) | 100K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 73 funds | $31.3B |
| JPMORGAN CHASE & COJPM | 71 funds | $9.8B |
| NVIDIA CORPNVDA | 70 funds | $46.4B |
| ALPHABET INC-CL AGOOGL | 70 funds | $21.1B |
| APPLE INCAAPL | 69 funds | $38.2B |
| AMAZON.COM INCAMZN | 69 funds | $23.1B |
| META PLATFORMS INC-CLASS AMETA | 69 funds | $16.3B |
| COSTCO WHOLESALE CORPCOST | 69 funds | $5.9B |
| ELI LILLY & COLLY | 68 funds | $8.3B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 68 funds | $6.8B |
| MICRON TECHNOLOGY INCMU | 68 funds | $6.4B |
| MASTERCARD INC - AMA | 68 funds | $5.3B |
Ranked by how many of NPKI's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for NPKI. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.