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 OCTB 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/OCTB"
Use Arkolith to show who owns OCTB, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Aptus Capital Advisors, LLC | $1.4M | 54K | ▲+17% Added · +8K sh | Q1 2026 | |
| 2 | Kovack Advisors, Inc. | $870K | 35K | ▲+82% Added · +16K sh | Q1 2026 | |
| 3 | Cyndeo Wealth Partners, LLC | $251K | 10K | ▲New +10K sh | Q1 2026 | |
| 4 | Prime Capital Investment Advisors, LLC | $210K | 8K | ▲New +8K 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.
No Form 4 insider transactions on file yet.
| Class | 13F holders | Value held |
|---|---|---|
| JANBMF Closed and MF Open | 10 funds | $15.2M |
| OCTBthis pageETF | 8 funds | $4.3M |
| JULBAPTUS JULY BUFR | 6 funds | $3.7M |
| 268961505FUND | 5 funds | $37.8M |
| AKAFTHE FRONTIER ECO | 4 funds | $4.7M |
| APRBAPTUS APRIL BUF | 4 funds | $3.0M |
| TIIVIETF | 3 funds | $23.0M |
| 268961604CMN | 2 funds | $2.5M |
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 |
|---|---|---|
| NVIDIA CORPNVDA | 4 funds | $625.7M |
| APPLE INCAAPL | 4 funds | $599.2M |
| VANGUARD TOTAL INTL STOCKVXUS | 4 funds | $448.3M |
| MICROSOFT CORPMSFT | 4 funds | $421.1M |
| ISHARES CORE S&P 500 ETFIVV | 4 funds | $407.8M |
| VANGUARD TOTAL STOCK MKT ETFVTI | 4 funds | $384.4M |
| ISHARES CORE U.S. AGGREGATEAGG | 4 funds | $374.7M |
| AMAZON.COM INCAMZN | 4 funds | $341.3M |
| ISHARES CORE S&P TOTAL U.S.ITOT | 4 funds | $256.6M |
| VANGUARD S&P 500 ETFVOO | 4 funds | $245.8M |
| BROADCOM INCAVGO | 4 funds | $239.4M |
| ALPHABET INC-CL CGOOG | 4 funds | $226.6M |
Ranked by how many of OCTB'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 OCTB. 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.