The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This stock page is the Follow view. The Build view lets your agent query NGS owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/NGS"
Use Arkolith to show who owns NGS, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | DIMENSIONAL FUND ADVISORS LP | $31.8M | 844K | ▼−1.4% Reduced · −12K sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $29.8M | 790K | ▼−0.2% Reduced · −2K sh | Q1 2026 | |
| 3 | VANGUARD GROUP INC | $21.6M | 641K | ▲+4.7% Added · +29K sh | Q4 2025 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $19.3M | 511K | ▲New +511K sh | Q1 2026 | |
| 5 | TWO SIGMA INVESTMENTS, LP | $13.8M | 365K | ▲+501% Added · +304K sh | Q1 2026 | |
| 6 | AMERICAN CENTURY COMPANIES INC | $12.8M | 339K | ▲+22% Added · +61K sh | Q1 2026 | |
| 7 | AMERIPRISE FINANCIAL INC | $12.7M | 338K | ▼−34% Reduced · −176K sh | Q1 2026 | |
| 8 | First Eagle Investment Management, LLC | $10.8M | 287K | ▼−2.7% Reduced · −8K sh | Q1 2026 | |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $10.8M | 286K | ▲+16% Added · +39K sh | Q1 2026 | |
| 10 | MORGAN STANLEY | $9.9M | 263K | ▲+51% Added · +88K sh | Q1 2026 | |
| 11 | RENAISSANCE TECHNOLOGIES LLC | $9.0M | 238K | ▼−7.2% Reduced · −18K sh | Q1 2026 | |
| 12 | AWM Investment Company, Inc. | $8.1M | 215K | ▼−68% Reduced · −462K sh | Q1 2026 | |
| 13 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $8.1M | 214K | —Held | Q1 2026 | |
| 14 | MILLENNIUM MANAGEMENT LLC | $8.0M | 213K | ▲+114% Added · +113K sh | Q1 2026 | |
| 15 | STATE STREET CORP | $7.5M | 199K | ▲+0.1% Added · +110 sh | Q1 2026 | |
| 16 | CITADEL ADVISORS LLC | $7.2M | 192K | ▲+127% Added · +107K sh | Q1 2026 | |
| 17 | Qube Research & Technologies Ltd | $6.9M | 183K | ▲+74% Added · +78K sh | Q1 2026 | |
| 18 | Russell Investments Group, Ltd. | $6.8M | 180K | ▲+8.0% Added · +13K sh | Q1 2026 | |
| 19 | MARSHALL WACE, LLP | $4.3M | 114K | ▲New +114K sh | Q1 2026 | |
| 20 | PRUDENTIAL FINANCIAL INC | $4.2M | 110K | ▲+208% Added · +74K sh | Q1 2026 | |
| 21 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $3.7M | 98K | ▲+254% Added · +70K sh | Q1 2026 | |
| 22 | Empowered Funds, LLC | $3.6M | 96K | —Held | Q1 2026 | |
| 23 | BANK OF AMERICA CORP /DE/ | $3.6M | 96K | ▲+150% Added · +58K sh | Q1 2026 | |
| 24 | Bank of New York Mellon Corp | $3.6M | 95K | ▲+3.5% Added · +3K sh | Q1 2026 | |
| 25 | RAYMOND JAMES FINANCIAL INC | $3.2M | 86K | ▼−8.0% Reduced · −7K 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 10, 2026 | HOLLEY JEAN K | Director | Grant (A) | 3K | $0 |
| Jun 10, 2026 | Jenvey Nigel | Director | Grant (A) | 4K | $0 |
| Jun 10, 2026 | Hodges Georganne | Director | Grant (A) | 3K | $0 |
| Jun 10, 2026 | TRINGALI DONALD J | Director | Grant (A) | 5K | $0 |
| Jun 10, 2026 | JACKSON JOHN EARL | Director | Grant (A) | 3K | $0 |
| Jun 10, 2026 | Gallegos John A. Jr. | Director | Grant (A) | 3K | $0 |
| Jun 8, 2026 | Taylor Stephen Charles | Director | Grant (A) | 334 | $14K |
| Jun 8, 2026 | TRINGALI DONALD J | Director | Grant (A) | 49 | $2K |
| Jun 5, 2026 | TRINGALI DONALD J | Director | Grant (A) | 4K | — |
| Jun 5, 2026 | TRINGALI DONALD J | Director | Option exercise (M) | 4K | $0 |
| Jun 5, 2026 | Taylor Stephen Charles | Director | Grant (A) | 4K | — |
| Jun 5, 2026 | Taylor Stephen Charles | Director | Option exercise (M) | 4K | $0 |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for NGS. 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.