Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
309 institutional managers reported holding PRDO for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 54%. 40 opened new positions; 34 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 9.19M | 14.48% | $341.6M | trimmed -3% | 2020 Q1 |
| Vanguard Group | 4.66M | 7.34% | $173.2M | added +4% | 2020 Q1 |
| Dimensional Fund Advisors | 3.91M | 6.16% | $145.3M | added +2.9% | 2020 Q1 |
| Renaissance Technologies | 3.50M | 5.52% | $130.2M | trimmed -4.2% | 2020 Q1 |
| First Trust Advisors LP | 2.97M | 4.68% | $110.5M | added +2.2% | 2024 Q1 |
| State Street | 2.41M | 3.80% | $89.6M | unchanged | 2020 Q1 |
| Geode Capital | 1.99M | 3.13% | $73.9M | added +18.2% | 2020 Q1 |
| American Century Companies INC | 1.91M | 3.00% | $70.9M | added +2.5% | 2020 Q1 |
| Copeland Capital Management, LLC | 1.85M | 2.92% | $69.0M | added +8% | 2025 Q3 |
| Frontier Capital Management CO LLC | 1.85M | 2.91% | $68.7M | trimmed -3.4% | 2020 Q1 |
| LSV Asset Management | 1.71M | 2.70% | $63.6M | added +1.6% | 2020 Q2 |
| Goldman Sachs | 1.55M | 2.45% | $57.8M | added +44.1% | 2020 Q1 |
| Callodine Capital Management, LP | 1.32M | 2.08% | $49.0M | added +36.6% | 2024 Q1 |
| Prudential Financial INC | 1.07M | 1.68% | $39.7M | added +240.2% | 2020 Q1 |
| Qube Research & Technologies LTD | 965.1k | 1.52% | $35.9M | trimmed -21.9% | 2021 Q1 |
| Northern Trust | 942.3k | 1.49% | $35.0M | trimmed -3.3% | 2020 Q1 |
| Nuveen | 912.8k | 1.44% | $33.9M | trimmed -12.9% | 2020 Q1 |
| Charles Schwab Investment Management | 851.8k | 1.34% | $31.7M | unchanged | 2020 Q1 |
| Morgan Stanley | 780.8k | 1.23% | $29.0M | trimmed -11.2% | 2020 Q1 |
| Wellington Management | 657.9k | 1.04% | $24.5M | added +3.1% | 2024 Q3 |
| BNY Mellon | 624.9k | 0.98% | $23.2M | trimmed -22.1% | 2020 Q2 |
| Lone Peak Global Investors LLC (focused) | 576.9k | 0.91% | $21.5M | trimmed -11.7% | 2020 Q1 |
| Two Sigma | 544.0k | 0.86% | $20.2M | added +14.2% | 2024 Q4 |
| Arrowstreet Capital | 463.6k | 0.73% | $17.2M | trimmed -7.7% | 2020 Q1 |
| Clark Capital Management Group, INC. | 439.5k | 0.69% | $16.3M | added +13.7% | 2023 Q4 |
| Franklin Resources | 435.9k | 0.69% | $16.2M | added +104.7% | 2021 Q3 |
| BNP Paribas Financial Markets | 353.0k | 0.56% | $13.1M | added +118.8% | 2024 Q3 |
| Private Management Group INC | 346.1k | 0.55% | $12.9M | trimmed -2.4% | 2021 Q2 |
| Principal Financial Group INC | 332.8k | 0.53% | $12.4M | trimmed -5.8% | 2020 Q3 |
| Invesco | 311.8k | 0.49% | $11.6M | trimmed -43.9% | 2020 Q1 |
| AQR Capital | 295.0k | 0.47% | $11.0M | added +16.9% | 2020 Q1 |
| Envestnet Asset Management INC | 289.4k | 0.46% | $10.8M | added +11.6% | 2023 Q2 |
| Public Sector Pension Investment Board | 289.2k | 0.46% | $10.8M | added +7.2% | 2020 Q1 |
| Cerity Partners LLC | 283.9k | 0.45% | $10.6M | trimmed -12.8% | 2025 Q3 |
| SEI Investments CO | 263.0k | 0.41% | $9.8M | added +11.1% | 2025 Q2 |
| Cambria Investment Management, L.p. | 262.3k | 0.41% | $9.8M | added +1054.9% | 2022 Q4 |
| Acadian Asset Management | 254.2k | 0.40% | $9.5M | unchanged | 2025 Q1 |
| Assenagon Asset Management S.a. | 243.0k | 0.38% | $9.0M | opened | 2025 Q3 |
| Allianz Asset Management GmbH | 234.4k | 0.37% | $8.7M | added +357.2% | 2020 Q1 |
| Vest Financial, LLC | 217.2k | 0.34% | $8.1M | added +9.3% | 2024 Q1 |
| Manning & Napier Advisors LLC | 216.1k | 0.34% | $8.0M | added +28.4% | 2024 Q2 |
| Bank OF America CORP /DE/ | 215.3k | 0.34% | $8.0M | trimmed -9.3% | 2020 Q1 |
| Victory Capital Management INC | 204.5k | 0.32% | $7.6M | trimmed -11.7% | 2019 Q4 |
| Jump Financial | 199.9k | 0.32% | $7.4M | added +220.4% | 2024 Q4 |
| Panagora Asset Management INC | 182.8k | 0.29% | $6.8M | added +122% | 2025 Q2 |
| Rhumbline Advisers | 175.0k | 0.28% | $6.5M | added +1.1% | 2020 Q1 |
| UBS | 171.2k | 0.27% | $6.4M | trimmed -16.3% | 2020 Q1 |
| Jefferies Financial Group INC. | 167.0k | 0.26% | $6.2M | trimmed -0.8% | 2025 Q4 |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 165.7k | 0.26% | $6.2M | added +14.8% | 2024 Q4 |
| HRT Financial LP | 165.4k | 0.26% | $6.1M | opened | 2024 Q3 |
Largest 50 of 309 shown; the full ranked, searchable register is at boothcheck.com/holders/PRDO. 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.