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 USG 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/USG"
Use Arkolith to show who owns USG, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Compound Planning, Inc. | $843K | 23K | ▼−7.0% Reduced · −2K sh | Q1 2026 | |
| 2 | CITADEL ADVISORS LLC | $669K | 18K | ▼−31% Reduced · −8K sh | Q1 2026 | |
| 3 | CWM, LLC | $9K | 254 | ▲+0.8% Added · +2 sh | Q1 2026 | |
| 4 | GROUP ONE TRADING LLC | $111 | 3 | —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.
No Form 4 insider transactions on file yet.
| Class | 13F holders | Value held |
|---|---|---|
| SDCImc | 56 funds | $167.7M |
| UMIcommon | 32 funds | $397.5M |
| USGthis pageGOLD STRATEGY | 9 funds | $2.5M |
| ZSCUSCF SUSTAINABLE | 3 funds | $902K |
| UDIDIVIDEND INC FD | 2 funds | $2.8M |
| 90290T841SUSTAINABLE BAT | 2 funds | $1.3M |
| 90290T874ENERGY COMMODITY | 1 funds | $712K |
| 90290T767OIL PLUS BITCOIN | 1 funds | $1K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
| Company | Co-held by | Combined value |
|---|---|---|
| AMAZON.COM INCAMZN | 4 funds | $2.1B |
| MICRON TECHNOLOGY INCMU | 4 funds | $1.7B |
| MICROSOFT CORPMSFT | 4 funds | $1.5B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 4 funds | $1.4B |
| BROADCOM INCAVGO | 4 funds | $1.3B |
| META PLATFORMS INC-CLASS AMETA | 4 funds | $1.2B |
| ALPHABET INC-CL AGOOGL | 4 funds | $1.1B |
| TESLA INCTSLA | 4 funds | $949.6M |
| JPMORGAN CHASE & COJPM | 4 funds | $907.5M |
| WARNER BROS DISCOVERY INCWBD | 4 funds | $814.9M |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 4 funds | $801.8M |
| NORFOLK SOUTHERN CORPNSC | 4 funds | $757.0M |
Ranked by how many of USG's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
No filings captured for this ticker in the live stream yet.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for USG. 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.