Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in SLG held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 13.4M | $494.2M | +0.5% | 18.513% | 0.01% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 7.1M | $264.1M | — | 9.892% | 0.01% |
| 3 | STATE STREET CORP | 4.1M | $152.9M | -2.5% | 5.634% | 0.01% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 3.2M | $118.4M | — | 4.435% | 0.00% |
| 5 | Alyeska Investment Group, L.P. | 2.9M | $107.6M | -4.3% | 4.029% | 0.30% |
| 6 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 2.2M | $81.3M | — | 3.045% | 0.01% |
| 7 | GOLDMAN SACHS GROUP INC | 2.1M | $77.1M | -28.5% | 2.887% | 0.01% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 1.9M | $70.9M | +3.4% | 2.654% | 0.00% |
| 9 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.6M | $58.9M | +2.1% | 2.206% | 0.01% |
| 10 | NORTHERN TRUST CORP | 1.5M | $53.7M | -2.5% | 2.011% | 0.01% |
| 11 | Nuveen, LLC | 1.3M | $49.7M | +42.2% | 1.862% | 0.01% |
| 12 | PRUDENTIAL FINANCIAL INC | 1.3M | $48.9M | -24.9% | 1.832% | 0.06% |
| 13 | UBS Group AG | 1.2M | $42.6M | +47.8% | 1.595% | 0.01% |
| 14 | CENTERSQUARE INVESTMENT MANAGEMENT LLC | 1.1M | $39.7M | +60.2% | 1.486% | 0.41% |
| 15 | DIMENSIONAL FUND ADVISORS LP | 1.1M | $38.9M | -1.9% | 1.458% | 0.01% |
| 16 | MORGAN STANLEY | 958K | $35.4M | -3.4% | 1.325% | 0.00% |
| 17 | DEUTSCHE BANK AG\ | 883K | $32.6M | +773.2% | 1.222% | 0.01% |
| 18 | VICTORY CAPITAL MANAGEMENT INC | 857K | $31.7M | -22.6% | 1.186% | 0.02% |
| 19 | Bank of New York Mellon Corp | 799K | $29.5M | -0.0% | 1.106% | 0.01% |
| 20 | WELLINGTON MANAGEMENT GROUP LLP | 757K | $27.9M | -4.9% | 1.047% | 0.01% |
| 21 | BANK OF AMERICA CORP /DE/ | 744K | $27.5M | +226.6% | 1.030% | 0.00% |
| 22 | Freestone Grove Partners LP | 675K | $24.9M | -1.7% | 0.934% | 0.18% |
| 23 | BALYASNY ASSET MANAGEMENT LLC | 635K | $23.5M | +721.5% | 0.879% | 0.08% |
| 24 | Point72 Asset Management, L.P. | 634K | $23.4M | +43.8% | 0.877% | 0.03% |
| 25 | Legal & General Group Plc | 547K | $20.2M | -5.9% | 0.756% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in SLG — a direct measure of their conviction.
Filings activity in SLG during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new SLG position in Q1 2026
Institutions that fully closed their SLG position in Q1 2026
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 322 | 0.6% | 66.58% | 19.55 pp | $2.46B | 23% |
| Q4 2025 | 324 | 1.5% | 86.13% | 15.18 pp | $3.18B | 15% |
| Q3 2025 | 329 | +0.6% | 101.31% | 5.15 pp | $3.75B | 4.8% |
| Q2 2025 | 327 | +2.2% | 106.46% | +13.15 pp | $3.94B | +14% |
| Q1 2025 | 320 | 4.5% | 93.31% | 22.66 pp | $3.45B | 20% |
| Q4 2024 | 335 | +5.7% | 115.97% | +8.03 pp | $4.29B | +7.4% |
| Q3 2024 | 317 | +6.4% | 107.94% | +16.70 pp | $3.99B | +18% |
| Q2 2024 | 298 | — | 91.24% | — | $3.37B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying SLG stock.
Based on Q1 2026 13F filings, institutional ownership of SL Green Realty Corp. stands at 66.6%, held across 322 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of SLG, with approximately 13,379,191 shares worth $0.49B as of Q1 2026.
Yes — 2 widely-followed marquee investors appear among the top 25 institutional holders of SLG, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, Point72 Asset Management, L.P..
Our composite Smart Money Score for SLG is 41 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
59 institutions opened new positions in SLG during Q1 2026, while 61 fully exited. 72 added to existing positions and 191 trimmed.
SLG institutional ownership fell by 19.55 percentage points quarter-over-quarter, with a net change of -2 holders.
The top 10 institutions account for 60.1% of all reported 13F value in SLG, and the top 25 account for 80.3%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
SL Green Realty Corp. (SLG) Institutional Ownership