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 STEL 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/STEL"
Use Arkolith to show who owns STEL, 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. | $247.0M | 6.7M | ▲+0.1% Added · +10K sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $101.4M | 3.3M | ▲+0.6% Added · +19K sh | Q4 2025 | |
| 3 | STATE STREET CORP | $77.9M | 2.1M | ▲+2.6% Added · +55K sh | Q1 2026 | |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | $41.2M | 1.1M | ▲+1.9% Added · +21K sh | Q1 2026 | |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | $32.6M | 890K | ▲New +890K sh | Q1 2026 | |
| 6 | Magnetar Financial LLC | $29.7M | 812K | ▲New +812K sh | Q1 2026 | |
| 7 | AQR Arbitrage LLC | $25.1M | 686K | ▲New +686K sh | Q1 2026 | |
| 8 | Polar Asset Management Partners Inc. | $19.5M | 532K | ▲New +532K sh | Q1 2026 | |
| 9 | VANGUARD FIDUCIARY TRUST CO | $10.8M | 294K | ▲New +294K sh | Q1 2026 | |
| 10 | Verition Fund Management LLC | $6.9M | 190K | ▲New +190K sh | Q1 2026 | |
| 11 | PUBLIC SECTOR PENSION INVESTMENT BOARD | $6.0M | 163K | ▲+2.5% Added · +4K sh | Q1 2026 | |
| 12 | CITADEL ADVISORS LLC | $3.7M | 100K | ▲+4.6% Added · +4K sh | Q1 2026 | |
| 13 | Jain Global LLC | $3.5M | 95K | ▼−22% Reduced · −27K sh | Q1 2026 | |
| 14 | NEW YORK LIFE INVESTMENT MANAGEMENT LLC | $3.5M | 95K | ▲New +95K sh | Q1 2026 | |
| 15 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | $3.1M | 84K | ▲New +84K sh | Q1 2026 | |
| 16 | Texas Capital Bank Wealth Management Services Inc | $3.0M | 82K | ▲+113% Added · +44K sh | Q1 2026 | |
| 17 | Segment Wealth Management, LLC | $2.9M | 80K | ▼−3.7% Reduced · −3K sh | Q1 2026 | |
| 18 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $2.5M | 69K | ▼−83% Reduced · −327K sh | Q1 2026 | |
| 19 | FMR LLC | $2.0M | 55K | ▲+788% Added · +49K sh | Q1 2026 | |
| 20 | Integrated Wealth Concepts LLC | $1.3M | 35K | ▲+1.0% Added · +349 sh | Q1 2026 | |
| 21 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | $1.3M | 35K | ▼−93% Reduced · −480K sh | Q1 2026 | |
| 22 | Rafferty Asset Management, LLC | $1.0M | 28K | ▼−12% Reduced · −4K sh | Q1 2026 | |
| 23 | MetLife Investment Management, LLC | $938K | 26K | ▼−3.6% Reduced · −958 sh | Q1 2026 | |
| 24 | TUDOR INVESTMENT CORP ET AL | $906K | 25K | ▲+233% Added · +17K sh | Q1 2026 | |
| 25 | Illinois Municipal Retirement Fund | $903K | 25K | ▼−0.6% Reduced · −161 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 |
|---|---|---|---|---|---|
| Mar 15, 2026 | Retzloff Steven F. | Executive Chairman, Director | Tax withholding (F) | 1K | $42K |
| Mar 15, 2026 | Vitulli, III Ramon A. | President | Tax withholding (F) | 1K | $47K |
| Mar 15, 2026 | Egge Paul P | Senior Executive VP, CFO | Tax withholding (F) | 993 | $35K |
| Mar 15, 2026 | Akin Okan I. | Senior Executive VP, CRO | Tax withholding (F) | 618 | $22K |
| Mar 15, 2026 | West Joe F | Senior Executive VP, CCO | Tax withholding (F) | 676 | $24K |
| Mar 15, 2026 | Long Justin M | SEVP, GC & Secretary | Tax withholding (F) | 796 | $28K |
| Mar 15, 2026 | Sirkel Jason D. | Chief Banking Officer | Tax withholding (F) | 444 | $16K |
| Mar 15, 2026 | Franklin Robert R Jr | Chief Executive Officer, Director | Tax withholding (F) | 4K | $136K |
| Mar 1, 2026 | Egge Paul P | Senior Executive VP, CFO | Grant (A) | 5K | $0 |
| Mar 1, 2026 | Egge Paul P | Senior Executive VP, CFO | Grant (A) | 5K | $0 |
| Mar 1, 2026 | Franklin Robert R Jr | Chief Executive Officer, Director | Grant (A) | 11K | $0 |
| Mar 1, 2026 | Franklin Robert R Jr | Chief Executive Officer, Director | Grant (A) | 17K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 63 funds | $30.1B |
| NVIDIA CORPNVDA | 62 funds | $44.3B |
| APPLE INCAAPL | 62 funds | $35.7B |
| AMAZON.COM INCAMZN | 62 funds | $20.4B |
| META PLATFORMS INC-CLASS AMETA | 62 funds | $13.4B |
| ALPHABET INC-CL CGOOG | 62 funds | $12.4B |
| ELI LILLY & COLLY | 62 funds | $7.4B |
| VISA INC-CLASS A SHARESV | 62 funds | $5.7B |
| COSTCO WHOLESALE CORPCOST | 62 funds | $5.0B |
| SCHWAB (CHARLES) CORPSCHW | 62 funds | $1.7B |
| ALPHABET INC-CL AGOOGL | 61 funds | $19.4B |
| BROADCOM INCAVGO | 61 funds | $16.9B |
Ranked by how many of STEL'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 STEL. 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.