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 OPENZ 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/OPENZ"
Use Arkolith to show who owns OPENZ, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | MORGAN STANLEY | $222K | 942K | ▲+5.1% Added · +46K sh | Q1 2026 | |
| 2 | JANE STREET GROUP, LLC | $107K | 456K | ▼−41% Reduced · −321K sh | Q1 2026 | |
| 3 | ARISTEIA CAPITAL, L.L.C. | $71K | 296K | ▼−27% Reduced · −111K sh | Q1 2026 | |
| 4 | STATE STREET CORP | $33K | 142K | —Held | Q1 2026 | |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $24K | 100K | —Held | Q1 2026 | |
| 6 | Graham Capital Management, L.P. | $19K | 79K | —Held | Q1 2026 | |
| 7 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $16K | 67K | —Held | Q1 2026 | |
| 8 | AQR CAPITAL MANAGEMENT LLC | $15K | 65K | ▼−0.3% Reduced · −233 sh | Q1 2026 | |
| 9 | Point72 Asset Management, L.P. | $11K | 49K | ▲+166% Added · +30K sh | Q1 2026 | |
| 10 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $11K | 46K | ▲+123% Added · +25K sh | Q1 2026 | |
| 11 | IEQ CAPITAL, LLC | $10K | 43K | ▼−56% Reduced · −55K sh | Q1 2026 | |
| 12 | JPMORGAN CHASE & CO | $10K | 45K | —Held | Q1 2026 | |
| 13 | CITADEL ADVISORS LLC | $7K | 32K | ▼−77% Reduced · −108K sh | Q1 2026 | |
| 14 | BlackRock, Inc. | $7K | 30K | ▼−72% Reduced · −76K sh | Q1 2026 | |
| 15 | LPL Financial LLC | $6K | 25K | ▼−51% Reduced · −26K sh | Q1 2026 | |
| 16 | BALYASNY ASSET MANAGEMENT L.P. | $6K | 25K | ▲+1.3% Added · +309 sh | Q1 2026 | |
| 17 | Susquehanna Portfolio Strategies, LLC | $6K | 24K | —Held | Q1 2026 | |
| 18 | Squarepoint Ops LLC | $5K | 23K | ▼−21% Reduced · −6K sh | Q1 2026 | |
| 19 | KESTRA PRIVATE WEALTH SERVICES, LLC | $5K | 21K | ▼−4.5% Reduced · −961 sh | Q1 2026 | |
| 20 | Legal & General Group Plc | $5K | 19K | ▲New +19K sh | Q1 2026 | |
| 21 | Amundi | $4K | 19K | ▲New +19K sh | Q1 2026 | |
| 22 | SIGNATUREFD, LLC | $4K | 17K | —Held | Q1 2026 | |
| 23 | GROUP ONE TRADING LLC | $4K | 17K | ▼−43% Reduced · −13K sh | Q1 2026 | |
| 24 | NWAM LLC | $3K | 15K | —Held | Q1 2026 | |
| 25 | JANUS HENDERSON GROUP PLC | $3K | 13K | ▼~0% Reduced · −3 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 |
|---|---|---|
| OPENcs | 219 funds | $2.7B |
| OPENWwt | 77 funds | $3.5M |
| OPENLwt | 77 funds | $1.4M |
| OPENZthis pagewt | 71 funds | $639K |
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 |
|---|---|---|
| OPENDOOR TECHNOLOGIES INC-26OPENL | 34 funds | $798K |
| MICROSOFT CORPMSFT | 33 funds | $17.1B |
| AMAZON.COM INCAMZN | 33 funds | $15.7B |
| ALPHABET INC-CL AGOOGL | 33 funds | $11.0B |
| BROADCOM INCAVGO | 33 funds | $8.4B |
| META PLATFORMS INC-CLASS AMETA | 33 funds | $8.0B |
| ORACLE CORPORCL | 33 funds | $1.9B |
| ADVANCED MICRO DEVICESAMD | 33 funds | $1.9B |
| OPENDOOR TECHNOLOGIES INC-26OPENW | 33 funds | $1.0M |
| TESLA INCTSLA | 32 funds | $4.9B |
| VISA INC-CLASS A SHARESV | 32 funds | $4.6B |
| ELI LILLY & COLLY | 32 funds | $4.3B |
Ranked by how many of OPENZ'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 OPENZ. 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.