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 NTCT 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/NTCT"
Use Arkolith to show who owns NTCT, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $362.1M | 11.4M | ▲+0.2% Added · +21K sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $245.1M | 9.1M | ▼−2.1% Reduced · −200K sh | Q4 2025 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $175.8M | 5.5M | ▲New +5.5M sh | Q1 2026 | |
| 4 | STATE STREET CORP | $104.2M | 3.3M | ▲+6.9% Added · +212K sh | Q1 2026 | |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $58.3M | 1.8M | ▲+1.5% Added · +28K sh | Q1 2026 | |
| 6 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $20.2M | 634K | ▼−1.3% Reduced · −8K sh | Q1 2026 | |
| 7 | Impax Asset Management Group plc | $16.6M | 522K | —Held | Q1 2026 | |
| 8 | SEB Asset Management AB | $14.1M | 445K | ▲New +445K sh | Q1 2026 | |
| 9 | VANGUARD FIDUCIARY TRUST CO | $14.1M | 443K | ▲New +443K sh | Q1 2026 | |
| 10 | FMR LLC | $10.3M | 323K | ▼−4.3% Reduced · −15K sh | Q1 2026 | |
| 11 | Connor, Clark & Lunn Investment Management Ltd. | $10.3M | 323K | ▼−39% Reduced · −209K sh | Q1 2026 | |
| 12 | PUBLIC SECTOR PENSION INVESTMENT BOARD | $9.6M | 301K | ▲+0.1% Added · +465 sh | Q1 2026 | |
| 13 | Alyeska Investment Group, L.P. | $9.2M | 291K | ▲New +291K sh | Q1 2026 | |
| 14 | Allspring Global Investments Holdings, LLC | $9.2M | 284K | ▲+138% Added · +165K sh | Q1 2026 | |
| 15 | Universal- Beteiligungs- und Servicegesellschaft mbH | $7.1M | 223K | ▲+22% Added · +40K sh | Q1 2026 | |
| 16 | First Eagle Investment Management, LLC | $6.4M | 200K | ▼−5.4% Reduced · −12K sh | Q1 2026 | |
| 17 | Bridgewater Associates, LP | $6.0M | 187K | ▲+5.7% Added · +10K sh | Q1 2026 | |
| 18 | Edgestream Partners, L.P. | $5.4M | 171K | ▲+379% Added · +136K sh | Q1 2026 | |
| 19 | IEQ CAPITAL, LLC | $4.2M | 132K | ▲+2.5% Added · +3K sh | Q1 2026 | |
| 20 | SEGALL BRYANT & HAMILL, LLC | $3.1M | 99K | ▼−2.8% Reduced · −3K sh | Q1 2026 | |
| 21 | Empirical Financial Services, LLC d.b.a. Empirical Wealth Ma | $3.0M | 94K | ▲+21% Added · +16K sh | Q1 2026 | |
| 22 | WEDGE CAPITAL MANAGEMENT L L P/NC | $2.4M | 74K | ▼−14% Reduced · −12K sh | Q1 2026 | |
| 23 | CITADEL ADVISORS LLC | $2.1M | 65K | ▲+2.7% Added · +2K sh | Q1 2026 | |
| 24 | New Age Alpha Advisors, LLC | $2.0M | 62K | ▼−3.8% Reduced · −2K sh | Q1 2026 | |
| 25 | CWM, LLC | $1.7M | 54K | ▲+7.4% Added · +4K 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 15, 2026 | SZABADOS MICHAEL | Director | Option exercise (M) | 6K | — |
| Jun 15, 2026 | SZABADOS MICHAEL | Director | Option exercise (M) | 6K | — |
| Jun 15, 2026 | SZABADOS MICHAEL | Director | Tax withholding (F) | 2K | $77K |
| Jun 15, 2026 | SINGHAL ANIL K | President & CEO, Director | Option exercise (M) | 11K | — |
| Jun 15, 2026 | SINGHAL ANIL K | President & CEO, Director | Tax withholding (F) | 4K | $174K |
| Jun 15, 2026 | SINGHAL ANIL K | President & CEO, Director | Option exercise (M) | 11K | — |
| Jun 15, 2026 | Munshi Sanjay | Chief Operating Officer | Option exercise (M) | 2K | — |
| Jun 15, 2026 | Munshi Sanjay | Chief Operating Officer | Tax withholding (F) | 585 | $24K |
| Jun 15, 2026 | Munshi Sanjay | Chief Operating Officer | Option exercise (M) | 2K | — |
| Jun 8, 2026 | DOWNING JOHN | EVP, World-Wide Sales | Sell (S) | 8K | $322K |
| Jun 6, 2026 | SZABADOS MICHAEL | Director | Tax withholding (F) | 2K | $75K |
| Jun 6, 2026 | DOWNING JOHN | EVP, World-Wide Sales | Option exercise (M) | 5K | — |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 94 funds | $44.2B |
| AMAZON.COM INCAMZN | 93 funds | $35.7B |
| ALPHABET INC-CL AGOOGL | 93 funds | $28.5B |
| BROADCOM INCAVGO | 92 funds | $21.8B |
| META PLATFORMS INC-CLASS AMETA | 92 funds | $21.4B |
| ELI LILLY & COLLY | 92 funds | $11.6B |
| MASTERCARD INC - AMA | 92 funds | $8.1B |
| PROCTER & GAMBLE CO/THEPG | 92 funds | $4.4B |
| COMCAST CORP-CLASS ACMCSA | 92 funds | $2.7B |
| NVIDIA CORPNVDA | 91 funds | $64.0B |
| APPLE INCAAPL | 91 funds | $50.9B |
| BANK OF AMERICA CORPBAC | 91 funds | $4.6B |
Ranked by how many of NTCT'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 NTCT. 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.