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 HAFN 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/HAFN"
Use Arkolith to show who owns HAFN, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD FIDUCIARY TRUST CO | $17.0M | 2.2M | ▲New +2.2M sh | Q1 2026 | |
| 2 | Portolan Capital Management, LLC | $14.8M | 1.9M | ▲New +1.9M sh | Q1 2026 | |
| 3 | Point72 Asset Management, L.P. | $3.8M | 506K | ▲New +506K sh | Q1 2026 | |
| 4 | CITADEL ADVISORS LLC | $3.1M | 413K | ▲+126% Added · +230K sh | Q1 2026 | |
| 5 | EXCHANGE TRADED CONCEPTS, LLC | $2.9M | 377K | ▲+92% Added · +181K sh | Q1 2026 | |
| 6 | PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | $2.8M | 370K | ▼−45% Reduced · −309K sh | Q1 2026 | |
| 7 | Vident Advisory, LLC | $2.8M | 370K | ▲+19% Added · +59K sh | Q1 2026 | |
| 8 | Marex Group plc | $2.5M | 324K | ▲+61% Added · +123K sh | Q1 2026 | |
| 9 | SPROTT INC. | $1.5M | 197K | ▲+107% Added · +102K sh | Q1 2026 | |
| 10 | Bridgewater Associates, LP | $1.2M | 160K | ▼−17% Reduced · −33K sh | Q1 2026 | |
| 11 | Trexquant Investment LP | $1.1M | 142K | ▼−22% Reduced · −40K sh | Q1 2026 | |
| 12 | Engineers Gate Manager LP | $1.0M | 137K | ▲+756% Added · +121K sh | Q1 2026 | |
| 13 | Glenorchy Capital Ltd | $957K | 124K | ▲+26% Added · +25K sh | Q1 2026 | |
| 14 | Kovack Advisors, Inc. | $778K | 102K | ▼−0.8% Reduced · −794 sh | Q1 2026 | |
| 15 | Vanguard Personalized Indexing Management, LLC | $655K | 86K | ▼−25% Reduced · −29K sh | Q1 2026 | |
| 16 | TD Waterhouse Canada Inc. | $623K | 82K | ▲+16% Added · +11K sh | Q1 2026 | |
| 17 | USS Investment Management Ltd | $576K | 75K | —Held | Q1 2026 | |
| 18 | Y-Intercept (Hong Kong) Ltd | $571K | 75K | ▼−59% Reduced · −107K sh | Q1 2026 | |
| 19 | Grantham, Mayo, Van Otterloo & Co. LLC | $559K | 73K | ▲New +73K sh | Q1 2026 | |
| 20 | Zurcher Kantonalbank (Zurich Cantonalbank) | $550K | 72K | ▼−48% Reduced · −67K sh | Q1 2026 | |
| 21 | CenterBook Partners LP | $477K | 63K | ▲New +63K sh | Q1 2026 | |
| 22 | IHT Wealth Management, LLC | $435K | 57K | —Held | Q1 2026 | |
| 23 | Savant Capital, LLC | $420K | 55K | ▲+3.4% Added · +2K sh | Q1 2026 | |
| 24 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | $390K | 51K | ▲New +51K sh | Q1 2026 | |
| 25 | BOOTHBAY FUND MANAGEMENT, LLC | $281K | 37K | ▼−76% Reduced · −116K 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.
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 43 funds | $15.6B |
| AMAZON.COM INCAMZN | 43 funds | $13.5B |
| NVIDIA CORPNVDA | 42 funds | $20.8B |
| APPLE INCAAPL | 42 funds | $17.3B |
| BROADCOM INCAVGO | 42 funds | $9.1B |
| ALPHABET INC-CL CGOOG | 42 funds | $5.8B |
| ELI LILLY & COLLY | 42 funds | $4.4B |
| VISA INC-CLASS A SHARESV | 42 funds | $4.2B |
| UNITEDHEALTH GROUP INCUNH | 42 funds | $2.8B |
| ORACLE CORPORCL | 42 funds | $1.9B |
| MORGAN STANLEYMS | 42 funds | $1.4B |
| BOSTON SCIENTIFIC CORPBSX | 42 funds | $1.1B |
Ranked by how many of HAFN'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 HAFN. 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.