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 USEG 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/USEG"
Use Arkolith to show who owns USEG, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Vontobel Holding Ltd. | $303K | 340K | ▲New +340K sh | Q1 2026 | |
| 2 | PEAK6 LLC | $177K | 200K | ▲New +200K sh | Q1 2026 | |
| 3 | STATE STREET CORP | $110K | 125K | ▲+163% Added · +77K sh | Q1 2026 | |
| 4 | VANGUARD FIDUCIARY TRUST CO | $45K | 51K | ▲New +51K sh | Q1 2026 | |
| 5 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $43K | 49K | —Held | Q1 2026 | |
| 6 | Equitable Holdings, Inc. | $9K | 10K | ▲New +10K sh | Q1 2026 | |
| 7 | CULLEN/FROST BANKERS, INC. | $2K | 2K | —Held | Q1 2026 | |
| 8 | SBI Securities Co., Ltd. | $784 | 887 | ▲+2.1% Added · +18 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 19, 2026 | Smith Ryan Lewis | CEO, Director | Tax withholding (F) | 19K | $20K |
| Mar 19, 2026 | Zajac Mark L. | CFO | Tax withholding (F) | 22K | $22K |
| Mar 4, 2026 | DENNY JAMES W III | Director | Grant (A) | 230K | $0 |
| Mar 4, 2026 | Keys Randall D | Director | Grant (A) | 230K | $0 |
| Mar 4, 2026 | Slack Stephen | Director | Grant (A) | 230K | $0 |
| Mar 4, 2026 | Smith Ryan Lewis | CEO, Director | Grant (A) | 1.5M | $0 |
| Mar 4, 2026 | Katla Energy Holdings LLC | 10% Owner | Grant (A) | 460K | $0 |
| Mar 4, 2026 | Zajac Mark L. | CFO | Grant (A) | 375K | $0 |
| Mar 4, 2026 | King Duane H | Director | Grant (A) | 230K | $0 |
| Mar 3, 2026 | Sage Road Energy II, LP | Insider | Sell (S) | 24K | $33K |
| Mar 3, 2026 | Sage Road Energy II, LP | Insider | Sell (S) | 16K | $23K |
| Mar 3, 2026 | Sage Road Energy II, LP | Insider | Sell (S) | 218K | $299K |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 7 funds | $5.3B |
| MICROSOFT CORPMSFT | 7 funds | $2.8B |
| APPLE INCAAPL | 7 funds | $2.7B |
| BROADCOM INCAVGO | 7 funds | $1.8B |
| META PLATFORMS INC-CLASS AMETA | 7 funds | $1.8B |
| ALPHABET INC-CL CGOOG | 7 funds | $1.5B |
| TESLA INCTSLA | 7 funds | $1.2B |
| MASTERCARD INC - AMA | 7 funds | $1.2B |
| JPMORGAN CHASE & COJPM | 7 funds | $1.1B |
| JOHNSON & JOHNSONJNJ | 7 funds | $893.9M |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 7 funds | $783.9M |
| COSTCO WHOLESALE CORPCOST | 7 funds | $755.5M |
Ranked by how many of USEG'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 USEG. 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.