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 SLG 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/SLG"
Use Arkolith to show who owns SLG, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $498.7M | 10.9M | ▲+0.1% Added · +12K sh | Q4 2025 | |
| 2 | BlackRock, Inc. | $494.2M | 13.4M | ▲+0.5% Added · +65K sh | Q1 2026 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $264.1M | 7.1M | ▲New +7.1M sh | Q1 2026 | |
| 4 | STATE STREET CORP | $152.9M | 4.1M | ▼−2.5% Reduced · −103K sh | Q1 2026 | |
| 5 | Alyeska Investment Group, L.P. | $107.6M | 2.9M | ▼−4.3% Reduced · −130K sh | Q1 2026 | |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | $70.9M | 1.9M | ▲+3.4% Added · +63K sh | Q1 2026 | |
| 7 | CENTERSQUARE INVESTMENT MANAGEMENT LLC | $39.7M | 1.1M | ▲+60% Added · +404K sh | Q1 2026 | |
| 8 | Freestone Grove Partners LP | $24.9M | 675K | ▼−1.7% Reduced · −11K sh | Q1 2026 | |
| 9 | Point72 Asset Management, L.P. | $23.4M | 634K | ▲+52% Added · +216K sh | Q1 2026 | |
| 10 | VANGUARD FIDUCIARY TRUST CO | $17.0M | 461K | ▲New +461K sh | Q1 2026 | |
| 11 | MetLife Investment Management, LLC | $16.7M | 453K | ▲11× Added · +412K sh | Q1 2026 | |
| 12 | PUBLIC SECTOR PENSION INVESTMENT BOARD | $9.4M | 255K | ▲+3.6% Added · +9K sh | Q1 2026 | |
| 13 | FIRST MANHATTAN CO. LLC. | $8.2M | 219K | ▲New +219K sh | Q1 2026 | |
| 14 | Universal- Beteiligungs- und Servicegesellschaft mbH | $6.1M | 165K | ▲+126% Added · +92K sh | Q1 2026 | |
| 15 | Daiwa Securities Group Inc. | $5.6M | 153K | ▼−26% Reduced · −54K sh | Q1 2026 | |
| 16 | State of New Jersey Common Pension Fund D | $3.7M | 100K | ▲+9.6% Added · +9K sh | Q1 2026 | |
| 17 | PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | $3.1M | 84K | ▼−15% Reduced · −15K sh | Q1 2026 | |
| 18 | STOREBRAND ASSET MANAGEMENT AS | $3.1M | 83K | ▼−16% Reduced · −16K sh | Q1 2026 | |
| 19 | Holocene Advisors, LP | $2.9M | 79K | ▲New +79K sh | Q1 2026 | |
| 20 | Zurcher Kantonalbank (Zurich Cantonalbank) | $2.6M | 72K | ▲+0.2% Added · +142 sh | Q1 2026 | |
| 21 | OVERSEA-CHINESE BANKING Corp Ltd | $2.0M | 55K | ▲+1.3% Added · +686 sh | Q1 2026 | |
| 22 | CITADEL ADVISORS LLC | $1.6M | 44K | ▼−54% Reduced · −52K sh | Q1 2026 | |
| 23 | Lighthouse Investment Partners, LLC | $1.6M | 44K | ▲+76% Added · +19K sh | Q1 2026 | |
| 24 | Summit Trail Advisors, LLC | $1.3M | 36K | ▲+79% Added · +16K sh | Q1 2026 | |
| 25 | Illinois Municipal Retirement Fund | $1.3M | 35K | ▼−14% Reduced · −6K 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 |
|---|---|---|---|---|---|
| Mar 30, 2026 | Brown Carol N | Director | Sell (S) | 5K | $182K |
| Feb 27, 2026 | Sitomer Harrison | PRESIDENT & CIO | Grant (A) | 85K | $0 |
| Feb 12, 2026 | LEVINE ANDREW S | CHIEF LEGAL OFFICER & GC | Grant (A) | 32K | $0 |
| Feb 12, 2026 | HOLLIDAY MARC | PRESIDENT & CEO, Director | Grant (A) | 126K | $0 |
| Feb 12, 2026 | HOLLIDAY MARC | PRESIDENT & CEO, Director | Grant (A) | 126K | $0 |
| Feb 12, 2026 | MATHIAS ANDREW W | Director | Grant (A) | 101K | $0 |
| Feb 12, 2026 | MATHIAS ANDREW W | Director | Grant (A) | 101K | $0 |
| Feb 12, 2026 | LEVINE ANDREW S | CHIEF LEGAL OFFICER & GC | Grant (A) | 9K | $0 |
| Feb 12, 2026 | LEVINE ANDREW S | CHIEF LEGAL OFFICER & GC | Grant (A) | 24K | $0 |
| Feb 12, 2026 | LEVINE ANDREW S | CHIEF LEGAL OFFICER & GC | Grant (A) | 9K | $0 |
| Feb 12, 2026 | DiLiberto Matthew J. | CHIEF FINANCIAL OFFICER | Grant (A) | 34K | $0 |
| Feb 12, 2026 | DiLiberto Matthew J. | CHIEF FINANCIAL OFFICER | Grant (A) | 8K | $0 |
| Class | 13F holders | Value held |
|---|---|---|
| SLGthis pageTRUS | 214 funds | $2.8B |
| SLG2EURCOMMON STOCK | 1 funds | $74 |
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 |
|---|---|---|
| ALPHABET INC-CL AGOOGL | 110 funds | $35.1B |
| BROADCOM INCAVGO | 110 funds | $28.5B |
| META PLATFORMS INC-CLASS AMETA | 110 funds | $24.2B |
| NVIDIA CORPNVDA | 109 funds | $78.1B |
| MICROSOFT CORPMSFT | 109 funds | $54.0B |
| AMAZON.COM INCAMZN | 109 funds | $42.6B |
| ELI LILLY & COLLY | 109 funds | $13.7B |
| COSTCO WHOLESALE CORPCOST | 109 funds | $8.7B |
| ALPHABET INC-CL CGOOG | 108 funds | $24.0B |
| INTUITIVE SURGICAL INCISRG | 108 funds | $5.1B |
| INTEL CORPINTC | 108 funds | $3.2B |
| JPMORGAN CHASE & COJPM | 107 funds | $17.8B |
Ranked by how many of SLG'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 SLG. 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.