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 RES 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/RES"
Use Arkolith to show who owns RES, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $103.0M | 14.5M | ▲+1.9% Added · +272K sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $58.9M | 10.8M | ▼−0.7% Reduced · −72K sh | Q4 2025 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $46.1M | 6.5M | ▲New +6.5M sh | Q1 2026 | |
| 4 | STATE STREET CORP | $30.1M | 4.3M | ▲+5.0% Added · +201K sh | Q1 2026 | |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $15.6M | 2.2M | ▲+3.5% Added · +75K sh | Q1 2026 | |
| 6 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $12.1M | 1.7M | ▲+1.8% Added · +30K sh | Q1 2026 | |
| 7 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $9.3M | 1.3M | ▼−14% Reduced · −220K sh | Q1 2026 | |
| 8 | VANGUARD FIDUCIARY TRUST CO | $4.2M | 589K | ▲New +589K sh | Q1 2026 | |
| 9 | CITADEL ADVISORS LLC | $2.8M | 390K | ▼−49% Reduced · −376K sh | Q1 2026 | |
| 10 | First Eagle Investment Management, LLC | $2.4M | 337K | ▲+3.0% Added · +10K sh | Q1 2026 | |
| 11 | PUBLIC SECTOR PENSION INVESTMENT BOARD | $2.3M | 318K | ▲+3.2% Added · +10K sh | Q1 2026 | |
| 12 | Cresset Asset Management, LLC | $2.2M | 311K | ▼−0.1% Reduced · −431 sh | Q1 2026 | |
| 13 | STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | $1.4M | 205K | —Held | Q1 2026 | |
| 14 | WEDGE CAPITAL MANAGEMENT L L P/NC | $1.3M | 185K | ▼−0.3% Reduced · −465 sh | Q1 2026 | |
| 15 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | $1.1M | 154K | ▲+330% Added · +118K sh | Q1 2026 | |
| 16 | Connor, Clark & Lunn Investment Management Ltd. | $1.0M | 144K | ▲New +144K sh | Q1 2026 | |
| 17 | Freestone Grove Partners LP | $719K | 102K | ▲New +102K sh | Q1 2026 | |
| 18 | O'SHAUGHNESSY ASSET MANAGEMENT, LLC | $642K | 91K | ▲+312% Added · +69K sh | Q1 2026 | |
| 19 | NATIXIS | $354K | 50K | —Held | Q1 2026 | |
| 20 | Verition Fund Management LLC | $354K | 50K | ▼−48% Reduced · −46K sh | Q1 2026 | |
| 21 | Vanguard Personalized Indexing Management, LLC | $338K | 48K | ▲+3.9% Added · +2K sh | Q1 2026 | |
| 22 | MetLife Investment Management, LLC | $302K | 43K | ▼−15% Reduced · −7K sh | Q1 2026 | |
| 23 | Illinois Municipal Retirement Fund | $296K | 42K | ▼−5.3% Reduced · −2K sh | Q1 2026 | |
| 24 | Man Group plc | $277K | 39K | ▲+212% Added · +27K sh | Q1 2026 | |
| 25 | PROFUND ADVISORS LLC | $257K | 36K | ▲+29% Added · +8K 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 |
|---|---|---|---|---|---|
| Feb 27, 2026 | LOR INC | 10% Owner | Other (J) | 3.0M | $0 |
| Feb 27, 2026 | LOR INC | 10% Owner | Other (J) | 181K | $0 |
| Feb 27, 2026 | LOR INC | 10% Owner | Other (J) | 15.7M | $0 |
| Feb 27, 2026 | RCTLOR, LLC | 10% Owner | Other (J) | 15.7M | $0 |
| Jan 28, 2026 | Palmer Ben M | President and CEO, Director | Tax withholding (F) | 20K | $125K |
| Jan 28, 2026 | Schmit Michael | CFO and Corporate Secretary | Tax withholding (F) | 7K | $45K |
| Jan 28, 2026 | HUBBELL RICHARD A | Executive Chairman of Board, Director | Tax withholding (F) | 16K | $101K |
| Jan 27, 2026 | HUBBELL RICHARD A | Executive Chairman of Board, Director | Grant (A) | 116K | — |
| Jan 27, 2026 | Schmit Michael | CFO and Corporate Secretary | Grant (A) | 79K | — |
| Jan 27, 2026 | Palmer Ben M | President and CEO, Director | Grant (A) | 193K | — |
| Jan 26, 2026 | Schmit Michael | CFO and Corporate Secretary | Tax withholding (F) | 2K | $14K |
| Jan 26, 2026 | Palmer Ben M | President and CEO, Director | Tax withholding (F) | 9K | $59K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 63 funds | $27.1B |
| ALPHABET INC-CL AGOOGL | 63 funds | $17.6B |
| BANK OF AMERICA CORPBAC | 62 funds | $3.3B |
| UNITEDHEALTH GROUP INCUNH | 62 funds | $3.2B |
| AMAZON.COM INCAMZN | 61 funds | $20.2B |
| META PLATFORMS INC-CLASS AMETA | 61 funds | $13.8B |
| BROADCOM INCAVGO | 61 funds | $13.5B |
| ELI LILLY & COLLY | 61 funds | $7.1B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 61 funds | $7.0B |
| COSTCO WHOLESALE CORPCOST | 61 funds | $5.3B |
| MASTERCARD INC - AMA | 61 funds | $4.6B |
| HOME DEPOT INCHD | 61 funds | $3.8B |
Ranked by how many of RES'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 RES. 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.