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 STIM 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/STIM"
Use Arkolith to show who owns STIM, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $3.6M | 2.6M | ▼−8.8% Reduced · −250K sh | Q4 2025 | |
| 2 | BlackRock, Inc. | $3.4M | 2.3M | ▼−1.5% Reduced · −35K sh | Q1 2026 | |
| 3 | MASTERS CAPITAL MANAGEMENT LLC | $1.4M | 1.0M | —Held | Q1 2026 | |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | $1.4M | 959K | ▲+7.5% Added · +67K sh | Q1 2026 | |
| 5 | STATE STREET CORP | $1.2M | 843K | ▲+44% Added · +258K sh | Q1 2026 | |
| 6 | VANGUARD FIDUCIARY TRUST CO | $374K | 258K | ▲New +258K sh | Q1 2026 | |
| 7 | VANGUARD PORTFOLIO MANAGEMENT LLC | $321K | 221K | ▲New +221K sh | Q1 2026 | |
| 8 | BOOTHBAY FUND MANAGEMENT, LLC | $274K | 189K | ▲+8.2% Added · +14K sh | Q1 2026 | |
| 9 | Centiva Capital, LP | $246K | 169K | ▲New +169K sh | Q1 2026 | |
| 10 | CITIZENS FINANCIAL GROUP INC/RI | $161K | 111K | ▲New +111K sh | Q1 2026 | |
| 11 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $138K | 95K | —Held | Q1 2026 | |
| 12 | VestGen Advisors, LLC | $128K | 100K | ▲New +100K sh | Q1 2026 | |
| 13 | CITADEL ADVISORS LLC | $111K | 77K | ▲Added Added · +77K sh | Q1 2026 | |
| 14 | Arax Advisory Partners | $57K | 39K | ▲New +39K sh | Q1 2026 | |
| 15 | Pathstone Holdings, LLC | $47K | 32K | —Held | Q1 2026 | |
| 16 | Schonfeld Strategic Advisors LLC | $46K | 32K | ▲New +32K sh | Q1 2026 | |
| 17 | FMR LLC | $36K | 25K | ▼−68% Reduced · −53K sh | Q1 2026 | |
| 18 | GROUP ONE TRADING LLC | $34K | 23K | ▼−52% Reduced · −25K sh | Q1 2026 | |
| 19 | Police & Firemen's Retirement System of New Jersey | $14K | 10K | —Held | Q1 2026 | |
| 20 | CWM, LLC | $6K | 4K | ▲47× Added · +4K sh | Q1 2026 | |
| 21 | Ameritas Investment Partners, Inc. | $5K | 4K | —Held | Q1 2026 | |
| 22 | MCF Advisors LLC | $5K | 4K | —Held | Q1 2026 | |
| 23 | GAMMA Investing LLC | $2K | 1K | ▲+79% Added · +537 sh | Q1 2026 | |
| 24 | SBI Securities Co., Ltd. | $657 | 453 | —Held | Q1 2026 | |
| 25 | Sterling Capital Management LLC | $341 | 235 | —Held | 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 | Madryn Asset Management, LP | 10% Owner | Other (J) | 5K | $0 |
| Jun 15, 2026 | Amin Avinash | Director | Other (J) | 5K | $0 |
| Jun 15, 2026 | Amin Avinash | Director | Other (J) | 35K | $0 |
| Jun 15, 2026 | Amin Avinash | Director | Other (J) | 3K | $0 |
| Jun 15, 2026 | Madryn Asset Management, LP | 10% Owner | Other (J) | 3K | $0 |
| Jun 15, 2026 | Madryn Asset Management, LP | 10% Owner | Other (J) | 35K | $0 |
| May 28, 2026 | Madryn Asset Management, LP | 10% Owner | Other (J) | 2K | $0 |
| May 28, 2026 | Madryn Asset Management, LP | 10% Owner | Other (J) | 3K | $0 |
| May 28, 2026 | Madryn Asset Management, LP | 10% Owner | Other (J) | 25K | $0 |
| Mar 30, 2026 | Chernett Jorey | 10% Owner | Buy (P) | 385K | $482K |
| Mar 27, 2026 | Chernett Jorey | 10% Owner | Buy (P) | 500K | $675K |
| Mar 26, 2026 | Chernett Jorey | 10% Owner | Buy (P) | 25K | $36K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 29 funds | $7.7B |
| AMAZON.COM INCAMZN | 29 funds | $6.3B |
| ALPHABET INC-CL AGOOGL | 29 funds | $5.0B |
| BROADCOM INCAVGO | 29 funds | $4.1B |
| META PLATFORMS INC-CLASS AMETA | 29 funds | $3.6B |
| TESLA INCTSLA | 29 funds | $2.2B |
| COSTCO WHOLESALE CORPCOST | 29 funds | $2.0B |
| ELI LILLY & COLLY | 29 funds | $1.9B |
| VISA INC-CLASS A SHARESV | 29 funds | $1.8B |
| CATERPILLAR INCCAT | 29 funds | $990.8M |
| UNITEDHEALTH GROUP INCUNH | 29 funds | $988.6M |
| ORACLE CORPORCL | 29 funds | $922.0M |
Ranked by how many of STIM'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 STIM. 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.