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 UMPQ 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/UMPQ"
Use Arkolith to show who owns UMPQ, which funds added or reduced it, and which SEC filings prove each claim.
Not held in any tracked 13F filing yet.
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 |
|---|---|---|---|---|---|
| Feb 28, 2023 | GAMBEE STEPHEN M | Director | Disposed to issuer (D) | 18K | $0 |
| Feb 28, 2023 | GAMBEE STEPHEN M | Director | Disposed to issuer (D) | 22K | $0 |
| Feb 28, 2023 | GAMBEE STEPHEN M | Director | Disposed to issuer (D) | 94K | $0 |
| Feb 28, 2023 | GREENE JAMES S | Director | Disposed to issuer (D) | 66K | $0 |
| Feb 28, 2023 | POPE MARIA M | Director | Disposed to issuer (D) | 63K | $0 |
| Feb 28, 2023 | SCHULTZ JOHN F | Director | Disposed to issuer (D) | 48K | $0 |
| Feb 28, 2023 | STEVENS SUSAN F. | Director | Disposed to issuer (D) | 71K | $0 |
| Feb 28, 2023 | Terry Hilliard C. III | Director | Disposed to issuer (D) | 66K | $0 |
| Feb 28, 2023 | TIMM BRYAN | Director | Disposed to issuer (D) | 116K | $0 |
| Feb 28, 2023 | Varnado Anddria | Director | Disposed to issuer (D) | 25K | $0 |
| Feb 28, 2023 | FOWLER PEGGY Y | Director | Disposed to issuer (D) | 112K | $0 |
| Feb 28, 2023 | FARNSWORTH RON L | EVP/CFO | Disposed to issuer (D) | 2K | $0 |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for UMPQ. 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.