This ETF page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/GTR/capital-change-brief"
Use Arkolith's capital_change_brief for GTR. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Valmark Advisers, Inc. | $59.2M | 2.4M | ▲+5.7% Added · +128K sh | Q1 2026 | |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $449K | 18K | ▲New +18K sh | Q1 2026 | |
| 3 | JANE STREET GROUP, LLC | $286K | 11K | ▲New +11K sh | Q1 2026 | |
| 4 | UBS Group AG | $3K | 104 | ▲New +104 sh | Q1 2026 | |
| 5 | FMR LLC | $25 | 1 | —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.
| Company | Co-held by | Combined value |
|---|---|---|
| VANGUARD FTSE DEVELOPED ETFVEA | 2 funds | $877.0M |
| APPLE INCAAPL | 2 funds | $853.4M |
| VANGUARD S&P 500 ETFVOO | 2 funds | $603.3M |
| SS SPDR P S&P 500 GROWTH ETFSPYG | 2 funds | $562.5M |
| NVIDIA CORPNVDA | 2 funds | $554.7M |
| PARKER HANNIFIN CORPPH | 2 funds | $540.3M |
| ISHARES CORE S&P 500 ETFIVV | 2 funds | $535.6M |
| SS SPDR P S&P 500 VALUE ETFSPYV | 2 funds | $524.5M |
| INVESCO QQQ TRUST SERIES 1QQQ | 2 funds | $478.8M |
| SS SPDR P S&P 400 MIDCAP ETFSPMD | 2 funds | $430.2M |
| MICROSOFT CORPMSFT | 2 funds | $414.8M |
| SS SPDR S&P 500 ETF TRUST-USSPY | 2 funds | $368.2M |
Ranked by how many of GTR'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 + quarter-over-quarter ownership changes + end-of-day price history + the live filing stream, joined for GTR. 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.