Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
484 institutional managers reported holding POR for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 53%. 81 opened new positions; 50 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 17.43M | 15.01% | $919.5M | added +8.1% | ≤2013 |
| Vanguard Group | 13.48M | 11.60% | $711.1M | added +3.3% | ≤2013 |
| Clearbridge Investments, LLC | 6.00M | 5.16% | $316.3M | added +29.1% | ≤2013 |
| State Street | 4.65M | 4.00% | $245.2M | trimmed -1.7% | ≤2013 |
| AQR Capital | 4.33M | 3.73% | $228.3M | added +21.8% | ≤2013 |
| Fuller & Thaler Asset Management, INC. | 3.93M | 3.39% | $207.6M | trimmed -3.7% | 2018 Q1 |
| Two Sigma | 3.04M | 2.62% | $160.4M | added +191.1% | 2019 Q1 |
| Geode Capital | 2.97M | 2.56% | $156.7M | added +5.9% | ≤2013 |
| Hite Hedge Asset Management LLC | 2.69M | 2.32% | $142.0M | added +1.4% | 2020 Q2 |
| Invesco | 2.53M | 2.18% | $133.3M | added +34% | ≤2013 |
| Millennium Management | 1.84M | 1.58% | $96.8M | added +2.6% | ≤2013 |
| Dimensional Fund Advisors | 1.83M | 1.58% | $96.6M | added +1% | ≤2013 |
| MFS Investment Management | 1.78M | 1.53% | $93.7M | trimmed -40% | ≤2013 |
| Morgan Stanley | 1.76M | 1.52% | $92.9M | added +14% | ≤2013 |
| Bank OF America CORP /DE/ | 1.66M | 1.43% | $87.6M | added +60.6% | ≤2013 |
| Neuberger Berman Group LLC | 1.61M | 1.39% | $84.9M | added +1% | 2017 Q1 |
| Citadel Advisors | 1.61M | 1.38% | $84.7M | added +158.1% | 2019 Q4 |
| Thrivent Financial for Lutherans | 1.50M | 1.29% | $79.2M | unchanged | 2020 Q1 |
| Charles Schwab Investment Management | 1.48M | 1.28% | $78.3M | trimmed -1.5% | ≤2013 |
| BNY Mellon | 1.42M | 1.22% | $74.7M | added +3.6% | ≤2013 |
| Northern Trust | 1.40M | 1.20% | $73.8M | added +3.6% | ≤2013 |
| Lazard Asset Management LLC | 1.39M | 1.20% | $73.4M | added +38.1% | 2018 Q1 |
| UBS | 1.20M | 1.03% | $63.2M | added +11.6% | ≤2013 |
| Nuveen | 1.16M | 0.99% | $61.0M | added +30.5% | 2018 Q1 |
| Victory Capital Management INC | 1.07M | 0.93% | $56.7M | added +18.6% | 2019 Q3 |
| FMR (Fidelity) | 1.05M | 0.90% | $55.2M | trimmed -2.8% | ≤2013 |
| First Trust Advisors LP | 1.05M | 0.90% | $55.1M | trimmed -6.7% | ≤2013 |
| Goldman Sachs | 1.04M | 0.89% | $54.7M | added +6.2% | ≤2013 |
| Nordea Investment Management AB | 931.5k | 0.80% | $49.1M | trimmed -25.1% | 2023 Q3 |
| Gw&k Investment Management, LLC | 824.6k | 0.71% | $43.5M | trimmed -2.9% | 2015 Q4 |
| Ameriprise Financial INC | 816.7k | 0.70% | $43.1M | unchanged | ≤2013 |
| LSV Asset Management | 781.4k | 0.67% | $41.2M | trimmed -2.2% | ≤2013 |
| OLD Republic International CORP | 700.6k | 0.60% | $37.0M | added +1.9% | 2024 Q4 |
| Algert Global LLC | 652.9k | 0.56% | $34.4M | added +1.3% | 2021 Q3 |
| ProShare Advisors LLC | 645.0k | 0.56% | $34.0M | trimmed -25.7% | ≤2013 |
| Systematic Financial Management LP | 629.3k | 0.54% | $33.2M | trimmed -2.1% | 2016 Q4 |
| Brown Advisory INC | 603.3k | 0.52% | $31.8M | trimmed -17.5% | 2020 Q2 |
| Franklin Resources | 594.6k | 0.51% | $31.4M | added +107.1% | 2021 Q3 |
| Legal & General Group PLC | 548.7k | 0.47% | $29.0M | trimmed -3.3% | ≤2013 |
| Soros Fund Management | 506.3k | 0.44% | $26.7M | opened | 2026 Q1 |
| Healthcare OF Ontario Pension Plan Trust Fund | 498.8k | 0.43% | $26.3M | opened | 2025 Q1 |
| Wedge Capital Management L L P/NC | 442.0k | 0.38% | $23.3M | added +328.3% | 2015 Q2 |
| Panagora Asset Management INC | 436.2k | 0.38% | $23.0M | added +10.7% | ≤2013 |
| MetLife Investment Management, LLC | 416.8k | 0.36% | $22.0M | unchanged | 2017 Q4 |
| Envestnet Asset Management INC | 414.5k | 0.36% | $21.9M | trimmed -4.9% | ≤2013 |
| Principal Financial Group INC | 393.2k | 0.34% | $20.7M | added +55.9% | ≤2013 |
| Squarepoint Ops LLC | 392.3k | 0.34% | $20.7M | opened | 2021 Q2 |
| Jacobs Levy Equity Management, INC | 368.9k | 0.32% | $19.5M | opened | 2026 Q1 |
| Point72 | 349.0k | 0.30% | $18.4M | added +1347.6% | 2025 Q3 |
| Rhumbline Advisers | 341.0k | 0.29% | $18.0M | added +2% | ≤2013 |
Largest 50 of 484 shown; the full ranked, searchable register is at boothcheck.com/holders/POR. 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.