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 STXS 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/STXS"
Use Arkolith to show who owns STXS, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | STATE STREET CORP | $1.8M | 958K | ▲+7.4% Added · +66K sh | Q1 2026 | |
| 2 | Bank Julius Baer & Co. Ltd, Zurich | $995K | 541K | ▲New +541K sh | Q1 2026 | |
| 3 | VANGUARD FIDUCIARY TRUST CO | $975K | 530K | ▲New +530K sh | Q1 2026 | |
| 4 | Sequoia Financial Advisors, LLC | $700K | 381K | ▲New +381K sh | Q1 2026 | |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | $678K | 369K | ▲New +369K sh | Q1 2026 | |
| 6 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $408K | 221K | —Held | Q1 2026 | |
| 7 | Kovack Advisors, Inc. | $201K | 109K | ▼−22% Reduced · −31K sh | Q1 2026 | |
| 8 | Forum Financial Management, LP | $49K | 27K | —Held | Q1 2026 | |
| 9 | Verition Fund Management LLC | $40K | 22K | —Held | Q1 2026 | |
| 10 | Polar Capital Holdings Plc | $33K | 18K | —Held | Q1 2026 | |
| 11 | INTECH INVESTMENT MANAGEMENT LLC | $31K | 17K | ▼−35% Reduced · −9K sh | Q1 2026 | |
| 12 | CHOREO, LLC | $25K | 13K | ▼−0.2% Reduced · −31 sh | Q1 2026 | |
| 13 | Ameritas Investment Partners, Inc. | $10K | 5K | —Held | Q1 2026 | |
| 14 | CWM, LLC | $9K | 5K | ▲+165% Added · +3K sh | Q1 2026 | |
| 15 | Smartleaf Asset Management LLC | $6K | 3K | ▼−0.9% Reduced · −31 sh | Q1 2026 | |
| 16 | NISA INVESTMENT ADVISORS, LLC | $5K | 3K | ▼−75% Reduced · −8K sh | Q1 2026 | |
| 17 | GROUP ONE TRADING LLC | $5K | 3K | ▼−74% Reduced · −8K sh | Q1 2026 | |
| 18 | Larson Financial Group LLC | $5K | 3K | —Held | Q1 2026 | |
| 19 | Sterling Capital Management LLC | $922 | 501 | ▼−22% Reduced · −139 sh | Q1 2026 | |
| 20 | GAMMA Investing LLC | $180 | 98 | ▼−95% Reduced · −2K sh | Q1 2026 | |
| 21 | MAI Capital Management | $126 | 68 | ▼−95% Reduced · −1K sh | Q1 2026 | |
| 22 | ROTHSCHILD INVESTMENT LLC | $85 | 46 | ▲New +46 sh | Q1 2026 | |
| 23 | IFP Advisors, Inc | $9 | 5 | ▼−29% Reduced · −2 sh | Q1 2026 | |
| 24 | SBI Securities Co., Ltd. | $6 | 3 | ▲New +3 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 |
|---|---|---|---|---|---|
| Jan 2, 2026 | SHAMIR NACHUM | Director | Grant (A) | 47K | $0 |
| Jan 2, 2026 | Levin Ross B | Director | Grant (A) | 47K | $0 |
| Jan 2, 2026 | Fischel Nathan | Director, 10% Owner | Grant (A) | 47K | $0 |
| Jan 2, 2026 | Benfer David | Director | Grant (A) | 47K | $0 |
| Jan 2, 2026 | Menawat Arun Swarup | Director | Grant (A) | 47K | $0 |
| Jan 2, 2026 | Curet Myriam | Director | Grant (A) | 47K | $0 |
| Nov 17, 2025 | Isaac Paul J | Director | Buy (P) | 10K | $22K |
| Nov 14, 2025 | Isaac Paul J | Director | Buy (P) | 20K | $45K |
| Jul 1, 2025 | Curet Myriam | Director | Grant (A) | 44K | $0 |
| Jul 1, 2025 | SHAMIR NACHUM | Director | Grant (A) | 44K | $0 |
| Jul 1, 2025 | Benfer David | Director | Grant (A) | 44K | $0 |
| Jul 1, 2025 | Levin Ross B | Director | Grant (A) | 44K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 27 funds | $7.5B |
| ALPHABET INC-CL AGOOGL | 27 funds | $6.1B |
| AMAZON.COM INCAMZN | 27 funds | $5.1B |
| META PLATFORMS INC-CLASS AMETA | 27 funds | $3.9B |
| ELI LILLY & COLLY | 27 funds | $2.7B |
| VISA INC-CLASS A SHARESV | 27 funds | $2.0B |
| TESLA INCTSLA | 27 funds | $1.5B |
| CATERPILLAR INCCAT | 27 funds | $1.4B |
| ADVANCED MICRO DEVICESAMD | 27 funds | $1.4B |
| LAM RESEARCH CORPLRCX | 27 funds | $1.3B |
| PALANTIR TECHNOLOGIES INC-APLTR | 27 funds | $1.0B |
| APPLIED MATERIALS INCAMAT | 27 funds | $951.5M |
Ranked by how many of STXS'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 STXS. 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.