863 tracked 13F filers disclose a position in RIO as of the latest SEC 13F filings, a combined $11.3B in reported value. 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.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Fisher Asset Management, LLC | $1.9B | 20.1M | ▲+2.5% Added · +493K sh | Q1 2026 | |
| 2 | STATE FARM MUTUAL AUTOMOBILE INSURANCE CO | $1.0B | 10.9M | —Held | Q1 2026 | |
| 3 | GOLDMAN SACHS GROUP INC | $822.3M | 8.8M | ▼−20% Reduced · −2.2M sh | Q1 2026 | |
| 4 | MORGAN STANLEY | $456.1M | 4.9M | ▼−14% Reduced · −816K sh | Q1 2026 | |
| 5 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $395.3M | 4.2M | ▲+4.8% Added · +193K sh | Q1 2026 | |
| 6 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $346.1M | 3.7M | ▼−4.5% Reduced · −176K sh | Q1 2026 | |
| 7 | BANK OF AMERICA CORP /DE/ | $338.0M | 3.6M | ▲+6.6% Added · +225K sh | Q1 2026 | |
| 8 | Neuberger Berman Group LLC | $229.1M | 2.5M | ▲+10% Added · +231K sh | Q1 2026 | |
| 9 | Qube Research & Technologies Ltd | $221.8M | 2.4M | ▼−0.3% Reduced · −7K sh | Q1 2026 | |
| 10 | FMR LLC | $203.4M | 2.2M | ▲+13% Added · +254K sh | Q1 2026 | |
| 11 | BlackRock, Inc. | $196.7M | 2.1M | ▲+19% Added · +334K sh | Q1 2026 | |
| 12 | BANK OF MONTREAL /CAN/ | $191.8M | 2.1M | ▼−7.4% Reduced · −165K sh | Q1 2026 | |
| 13 | HARDING LOEVNER LP | $184.0M | 2.0M | ▼−4.0% Reduced · −83K sh | Q1 2026 | |
| 14 | JPMORGAN CHASE & CO | $173.2M | 1.9M | ▲+42% Added · +575K sh | Q1 2026 | |
| 15 | NORTHERN TRUST CORP | $171.6M | 1.8M | ▲+7.9% Added · +135K sh | Q1 2026 | |
| 16 | Grantham, Mayo, Van Otterloo & Co. LLC | $174.6M | 1.8M | ▼−8.3% Reduced · −166K sh | Q2 2026 | |
| 17 | JONES FINANCIAL COMPANIES LLLP | $149.5M | 1.7M | ▲37× Added · +1.7M sh | Q1 2026 | |
| 18 | DIMENSIONAL FUND ADVISORS LP | $156.8M | 1.7M | ▼−5.5% Reduced · −97K sh | Q1 2026 | |
| 19 | CITIGROUP INC | $144.1M | 1.5M | ▲+3.3% Added · +49K sh | Q1 2026 | |
| 20 | EARNEST PARTNERS LLC | $137.2M | 1.4M | ▲+0.1% Added · +2K sh | Q2 2026 | |
| 21 | BNP PARIBAS FINANCIAL MARKETS | $134.0M | 1.4M | ▼−20% Reduced · −364K sh | Q1 2026 | |
| 22 | Altshuler Shaham Ltd | $127.6M | 1.3M | ▲+17% Added · +200K sh | Q2 2026 | |
| 23 | UBS Group AG | $122.4M | 1.3M | ▲+17% Added · +194K sh | Q1 2026 | |
| 24 | WELLS FARGO & COMPANY/MN | $121.5M | 1.3M | ▼−2.7% Reduced · −36K sh | Q1 2026 | |
| 25 | ROYAL BANK OF CANADA | $111.9M | 1.2M | ▼−7.5% Reduced · −98K 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.
Last quarter, 3 funds opened a new position in RIO and 33 added to an existing one, while 17 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 546 funds | $198.9B |
| NVIDIA CORPNVDA | 541 funds | $263.2B |
| APPLE INCAAPL | 539 funds | $208.9B |
| AMAZON.COM INCAMZN | 536 funds | $157.4B |
| ALPHABET INC-CL AGOOGL | 536 funds | $139.4B |
| ALPHABET INC-CL CGOOG | 520 funds | $79.0B |
| JPMORGAN CHASE & COJPM | 519 funds | $55.7B |
| META PLATFORMS INC-CLASS AMETA | 515 funds | $80.9B |
| BROADCOM INCAVGO | 514 funds | $102.6B |
| CHEVRON CORPCVX | 512 funds | $28.2B |
| VISA INC-CLASS A SHARESV | 509 funds | $45.2B |
| JOHNSON & JOHNSONJNJ | 509 funds | $40.5B |
Ranked by how many of RIO's institutional holders also hold each name, a cross-fund conviction signal.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
No filings captured for this ticker in the live stream yet.
Connected entities for RIO
This stock 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/RIO/capital-change-brief"
Use Arkolith's capital_change_brief for RIO. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for RIO. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.