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 GNLN 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/GNLN"
Use Arkolith to show who owns GNLN, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | SBI Securities Co., Ltd. | $4 | 10 | ▲New +10 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 25, 2026 | Hitchcock Jason | Chief Executive Officer | Grant (A) | 250K | $3K |
| Oct 23, 2025 | Isenberg Ben | Chief Investment Officer | Grant (A) | 521K | $5K |
| Oct 23, 2025 | Linton Bruce | Director | Grant (A) | 521K | $5K |
| Oct 23, 2025 | LEVY WILLIAM | Director | Grant (A) | 521K | $5K |
| Oct 20, 2025 | Guzman-Clark Vanessa | Chief Financial Officer | Grant (A) | 82K | $815 |
| Oct 20, 2025 | Sher Barbara | Chief Executive Officer | Grant (A) | 40K | $0 |
| Oct 20, 2025 | Sher Barbara | Chief Executive Officer | Grant (A) | 1.1M | $0 |
| Oct 20, 2025 | HUNTER DONALD H | Director | Grant (A) | 15K | $0 |
| Oct 20, 2025 | HUNTER DONALD H | Director | Grant (A) | 315K | $0 |
| Oct 20, 2025 | HOWE MICHAEL C | Director | Grant (A) | 5K | $0 |
| Oct 20, 2025 | HOWE MICHAEL C | Director | Grant (A) | 315K | $0 |
| Oct 20, 2025 | Persofsky Renah | Director | Grant (A) | 15K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 1 funds | $429.4M |
| VANGUARD S&P 500 ETFVOO | 1 funds | $217.3M |
| VANGUARD TOTAL STOCK MKT ETFVTI | 1 funds | $186.4M |
| APPLE INCAAPL | 1 funds | $119.3M |
| INVESCO QQQ TRUST SERIES 1QQQ | 1 funds | $110.6M |
| VANGUARD TOT WORLD STK ETFVT | 1 funds | $109.5M |
| TESLA INCTSLA | 1 funds | $97.5M |
| ALPHABET INC-CL AGOOGL | 1 funds | $89.6M |
| VANGUARD HIGH DVD YIELD ETFVYM | 1 funds | $86.8M |
| AMAZON.COM INCAMZN | 1 funds | $81.6M |
| PALANTIR TECHNOLOGIES INC-APLTR | 1 funds | $77.4M |
| MICROSOFT CORPMSFT | 1 funds | $75.6M |
Ranked by how many of GNLN'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 GNLN. 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.