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 ONLN 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/ONLN"
Use Arkolith to show who owns ONLN, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | UBS Group AG | $3.9M | 73K | ▼−50% Reduced · −72K sh | Q1 2026 | |
| 2 | BANK OF AMERICA CORP /DE/ | $3.8M | 72K | ▼−3.5% Reduced · −3K sh | Q1 2026 | |
| 3 | Texas Yale Capital Corp. | $2.5M | 46K | —Held | Q1 2026 | |
| 4 | LPL Financial LLC | $1.8M | 33K | ▼−8.4% Reduced · −3K sh | Q1 2026 | |
| 5 | Cetera Investment Advisers | $847K | 16K | ▼−17% Reduced · −3K sh | Q1 2026 | |
| 6 | MORGAN STANLEY | $783K | 15K | ▼−26% Reduced · −5K sh | Q1 2026 | |
| 7 | GOLDMAN SACHS GROUP INC | $707K | 13K | ▲+78% Added · +6K sh | Q1 2026 | |
| 8 | RAYMOND JAMES FINANCIAL INC | $622K | 12K | ▼−0.6% Reduced · −66 sh | Q1 2026 | |
| 9 | Rockefeller Capital Management L.P. | $490K | 9K | ▼−24% Reduced · −3K sh | Q1 2026 | |
| 10 | WELLS FARGO & COMPANY/MN | $469K | 9K | ▼−23% Reduced · −3K sh | Q1 2026 | |
| 11 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $306K | 6K | ▼−55% Reduced · −7K sh | Q1 2026 | |
| 12 | Merit Financial Group, LLC | $306K | 6K | ▼−4.0% Reduced · −238 sh | Q1 2026 | |
| 13 | JANE STREET GROUP, LLC | $216K | 4K | ▲New +4K sh | Q1 2026 | |
| 14 | Farther Finance Advisors, LLC | $165K | 3K | ▲+7.6% Added · +220 sh | Q1 2026 | |
| 15 | Advisory Services Network, LLC | $109K | 2K | ▲New +2K sh | Q1 2026 | |
| 16 | OSAIC HOLDINGS, INC. | $105K | 2K | ▼−3.6% Reduced · −73 sh | Q1 2026 | |
| 17 | FMR LLC | $62K | 1K | ▼−0.8% Reduced · −10 sh | Q1 2026 | |
| 18 | Tower Research Capital LLC (TRC) | $39K | 737 | ▼−79% Reduced · −3K sh | Q1 2026 | |
| 19 | JPMORGAN CHASE & CO | $37K | 723 | ▼−33% Reduced · −355 sh | Q1 2026 | |
| 20 | ROYAL BANK OF CANADA | $30K | 565 | ▼−59% Reduced · −800 sh | Q1 2026 | |
| 21 | Waverly Advisors, LLC | $14K | 262 | ▲New +262 sh | Q1 2026 | |
| 22 | Steward Partners Investment Advisory, LLC | $8K | 156 | ▼−59% Reduced · −225 sh | Q1 2026 | |
| 23 | PNC FINANCIAL SERVICES GROUP, INC. | $2K | 46 | —Held | Q1 2026 | |
| 24 | HARBOUR INVESTMENTS, INC. | $1K | 20 | ▲New +20 sh | Q1 2026 | |
| 25 | Qube Research & Technologies Ltd | $745 | 14 | ▲+27% Added · +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 |
|---|---|---|
| REGLmc | 127 funds | $936.6M |
| SMDVcommon | 76 funds | $256.8M |
| TOLZETF | 39 funds | $115.2M |
| IGHGmc | 38 funds | $126.6M |
| TBTPSHS ULTSH 20YRS | 34 funds | $67.4M |
| ONLNthis pageONLINE RTL ETF | 25 funds | $17.3M |
| SPXESP500 EX ENRGY | 23 funds | $22.7M |
| DOGmc | 21 funds | $39.2M |
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 |
|---|---|---|
| APPLE INCAAPL | 5 funds | $3.0B |
| NVIDIA CORPNVDA | 5 funds | $2.7B |
| MICROSOFT CORPMSFT | 5 funds | $2.7B |
| SS SPDR S&P 500 ETF TRUST-USSPY | 5 funds | $2.3B |
| ISHARES CORE S&P 500 ETFIVV | 5 funds | $2.2B |
| ALPHABET INC-CL AGOOGL | 5 funds | $2.0B |
| AMAZON.COM INCAMZN | 5 funds | $2.0B |
| JABIL INCJBL | 5 funds | $1.7B |
| VANGUARD S&P 500 ETFVOO | 5 funds | $1.4B |
| BROADCOM INCAVGO | 5 funds | $1.4B |
| JPMORGAN CHASE & COJPM | 5 funds | $1.2B |
| META PLATFORMS INC-CLASS AMETA | 5 funds | $1.2B |
Ranked by how many of ONLN'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 ONLN. 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.