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 SIF 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/SIF"
Use Arkolith to show who owns SIF, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD FIDUCIARY TRUST CO | $293K | 22K | ▲New +22K sh | Q1 2026 | |
| 2 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $222K | 17K | —Held | Q1 2026 | |
| 3 | CITADEL ADVISORS LLC | $192K | 14K | ▲New +14K sh | Q1 2026 | |
| 4 | SBI Securities Co., Ltd. | $160 | 12 | —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 |
|---|---|---|---|---|---|
| Jan 28, 2026 | JOHNSON ROBERT D | Director | Grant (A) | 6K | $0 |
| Jan 28, 2026 | REITMAN ALAYNE L | Director | Grant (A) | 20K | $0 |
| Jan 28, 2026 | Silk Mark J | Director, 10% Owner | Grant (A) | 6K | $0 |
| Jan 28, 2026 | Molten Donald C Jr. | Director | Grant (A) | 15K | $0 |
| Dec 16, 2025 | Scherff George | CEO | Grant (A) | 50K | $0 |
| Jan 29, 2025 | JOHNSON ROBERT D | Director | Grant (A) | 6K | $0 |
| Jan 29, 2025 | REITMAN ALAYNE L | Director | Grant (A) | 20K | $0 |
| Jan 29, 2025 | Silk Mark J | Director, 10% Owner | Grant (A) | 6K | $0 |
| Jan 29, 2025 | Molten Donald C Jr. | Director | Grant (A) | 15K | $0 |
| Jan 31, 2024 | GOTSCHALL JEFFREY P | Director | Grant (A) | 6K | $0 |
| Jan 31, 2024 | REITMAN ALAYNE L | Director | Grant (A) | 9K | $0 |
| Jan 31, 2024 | Smith Hudson | Director | Grant (A) | 6K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| APPLE INCAAPL | 16 funds | $27.0B |
| EXXON MOBIL CORPXOM | 16 funds | $13.4B |
| JOHNSON & JOHNSONJNJ | 16 funds | $12.7B |
| META PLATFORMS INC-CLASS AMETA | 16 funds | $10.8B |
| ALPHABET INC-CL CGOOG | 16 funds | $9.5B |
| PROCTER & GAMBLE CO/THEPG | 16 funds | $9.4B |
| HOME DEPOT INCHD | 16 funds | $9.3B |
| WELLS FARGO & COWFC | 16 funds | $9.1B |
| BANK OF AMERICA CORPBAC | 16 funds | $8.9B |
| WALT DISNEY CO/THEDIS | 16 funds | $8.2B |
| PEPSICO INCPEP | 16 funds | $8.0B |
| VISA INC-CLASS A SHARESV | 16 funds | $7.5B |
Ranked by how many of SIF'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 SIF. 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.