Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
588 institutional managers reported holding ESS for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 58%. 60 opened new positions; 80 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 10.38M | 16.10% | $2.51B | added +0.7% | ≤2013 |
| BlackRock | 7.26M | 11.26% | $1.76B | added +4.4% | ≤2013 |
| State Street | 5.23M | 8.11% | $1.26B | unchanged | ≤2013 |
| Cohen & Steers | 4.84M | 7.51% | $1.17B | trimmed -19.3% | ≤2013 |
| T. Rowe Price | 3.35M | 5.20% | $810.5M | unchanged | ≤2013 |
| Geode Capital | 1.92M | 2.98% | $465.8M | added +2.7% | ≤2013 |
| Principal Financial Group INC | 1.67M | 2.59% | $403.7M | trimmed -0.7% | ≤2013 |
| Dimensional Fund Advisors | 995.8k | 1.54% | $241.0M | added +6.1% | ≤2013 |
| Invesco | 939.2k | 1.46% | $227.3M | added +12.5% | ≤2013 |
| Daiwa Securities Group INC. | 924.8k | 1.44% | $223.8M | trimmed -16.4% | ≤2013 |
| Legal & General Group PLC | 902.9k | 1.40% | $218.5M | trimmed -5% | ≤2013 |
| Charles Schwab Investment Management | 887.5k | 1.38% | $214.8M | added +4.7% | ≤2013 |
| MFS Investment Management | 849.5k | 1.32% | $205.6M | trimmed -4.3% | 2022 Q3 |
| Northern Trust | 844.4k | 1.31% | $204.4M | trimmed -7.5% | ≤2013 |
| Morgan Stanley | 840.7k | 1.30% | $203.5M | trimmed -12.3% | ≤2013 |
| Rush Island Management, LP (focused) | 807.9k | 1.25% | $195.5M | added +26.8% | 2025 Q3 |
| Resolution Capital LTD (focused) | 673.0k | 1.04% | $162.9M | trimmed -1.7% | 2020 Q4 |
| ProShare Advisors LLC | 656.1k | 1.02% | $158.8M | added +5.9% | ≤2013 |
| Boston Partners | 609.8k | 0.95% | $147.6M | trimmed -4.2% | 2018 Q4 |
| Nuveen | 508.5k | 0.79% | $123.1M | trimmed -5.5% | ≤2013 |
| Goldman Sachs | 483.6k | 0.75% | $117.0M | added +1.7% | ≤2013 |
| BNY Mellon | 464.5k | 0.72% | $112.4M | trimmed -0.6% | ≤2013 |
| Jacobs Levy Equity Management, INC | 423.9k | 0.66% | $102.6M | trimmed -2.8% | 2021 Q3 |
| Quantinno Capital Management LP | 381.0k | 0.59% | $92.2M | added +42.6% | 2021 Q4 |
| SEI Investments CO | 361.7k | 0.56% | $87.5M | added +2.5% | 2013 Q3 |
| Duff & Phelps Investment Management CO | 326.3k | 0.51% | $79.0M | trimmed -0.7% | 2024 Q2 |
| Citadel Advisors | 316.9k | 0.49% | $76.7M | added +806.5% | ≤2013 |
| American Century Companies INC | 314.2k | 0.49% | $76.1M | added +19.5% | 2020 Q4 |
| Russell Investments Group, LTD. | 307.2k | 0.48% | $74.4M | trimmed -21.1% | 2016 Q4 |
| Wellington Management | 302.3k | 0.47% | $73.2M | trimmed -13.8% | 2023 Q1 |
| AEW Capital Management L P (focused) | 298.9k | 0.46% | $72.3M | added +943% | 2017 Q3 |
| Route One Investment Company, L.p. (focused) | 297.9k | 0.46% | $72.1M | trimmed -44.1% | 2025 Q4 |
| Citigroup INC | 286.0k | 0.44% | $69.2M | added +15.4% | ≤2013 |
| Nomura Asset Management CO LTD | 269.0k | 0.42% | $65.1M | added +5.3% | ≤2013 |
| Bank OF America CORP /DE/ | 251.9k | 0.39% | $61.0M | added +19.9% | ≤2013 |
| Alyeska Investment Group | 251.5k | 0.39% | $60.9M | opened | 2026 Q1 |
| Teacher Retirement System OF Texas | 244.4k | 0.38% | $59.2M | added +55.2% | ≤2013 |
| Mitsubishi UFJ Asset Management CO., LTD. | 243.6k | 0.38% | $59.0M | added +4.6% | ≤2013 |
| Amundi | 238.8k | 0.37% | $57.8M | added +38.6% | 2017 Q4 |
| Woodline Partners LP | 233.3k | 0.36% | $56.5M | added +26476.5% | 2025 Q1 |
| Barclays PLC | 232.5k | 0.36% | $56.3M | added +38.4% | ≤2013 |
| State of Tennessee, Department of Treasury | 225.9k | 0.35% | $54.7M | added +11.6% | 2013 Q3 |
| Sumitomo Mitsui Trust Group, INC. | 223.8k | 0.35% | $54.2M | trimmed -2.6% | ≤2013 |
| Hsbc Holdings PLC | 219.4k | 0.34% | $53.1M | added +3.2% | ≤2013 |
| Centersquare Investment Management LLC | 216.6k | 0.34% | $52.4M | trimmed -60.5% | 2018 Q1 |
| APG Asset Management N.v. | 216.4k | 0.34% | $52.4M | trimmed -20.7% | ≤2013 |
| Deutsche Bank AG\ | 206.4k | 0.32% | $49.9M | trimmed -36.5% | 2013 Q3 |
| Vest Financial, LLC | 201.3k | 0.31% | $48.7M | added +7.8% | 2020 Q4 |
| Swiss National Bank | 189.0k | 0.29% | $45.7M | added +7.1% | ≤2013 |
| BNP Paribas Financial Markets | 188.3k | 0.29% | $45.6M | unchanged | ≤2013 |
Largest 50 of 588 shown; the full ranked, searchable register is at boothcheck.com/holders/ESS. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.