Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
270 institutional managers reported holding CON for the quarter ended Mar 31, 2026. Together they hold about 82% of shares outstanding; the top 10 hold 54%. 42 opened new positions; 32 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 17.07M | 13.28% | $365.9M | trimmed -1% | 2024 Q3 |
| T. Rowe Price | 17.04M | 13.26% | $365.3M | added +1.1% | 2024 Q3 |
| Vanguard Group | 12.82M | 9.98% | $274.8M | added +1.7% | 2024 Q3 |
| State Street | 4.60M | 3.58% | $98.7M | added +3.5% | 2024 Q3 |
| Barrow Hanley Mewhinney & Strauss LLC | 3.21M | 2.50% | $68.8M | added +79% | 2025 Q3 |
| Dimensional Fund Advisors | 3.11M | 2.42% | $66.6M | added +4.9% | 2024 Q4 |
| Geode Capital | 2.93M | 2.28% | $62.9M | added +2.9% | 2024 Q3 |
| Thrivent Financial for Lutherans | 2.84M | 2.21% | $60.8M | unchanged | 2024 Q4 |
| Principal Financial Group INC | 2.67M | 2.08% | $57.2M | added +1.6% | 2024 Q4 |
| Invesco | 2.67M | 2.08% | $57.2M | added +382.2% | 2024 Q3 |
| T. Rowe Price Investment Management, INC. | 2.56M | 1.99% | $54.9M | added +115.1% | 2024 Q3 |
| Jennison Associates LLC | 2.17M | 1.69% | $46.6M | added +195.8% | 2025 Q3 |
| Charles Schwab Investment Management | 2.04M | 1.59% | $43.7M | trimmed -1.7% | 2024 Q3 |
| MFS Investment Management | 1.37M | 1.07% | $29.4M | trimmed -25% | 2024 Q3 |
| Northern Trust | 1.26M | 0.98% | $27.1M | added +2.1% | 2024 Q3 |
| Citadel Advisors | 1.23M | 0.96% | $26.4M | trimmed -45.3% | 2024 Q3 |
| Manufacturers Life Insurance Company, THE | 1.11M | 0.87% | $23.9M | trimmed -29.5% | 2024 Q3 |
| Cramer Rosenthal Mcglynn LLC | 1.07M | 0.83% | $22.8M | trimmed -46.1% | 2024 Q3 |
| Woodline Partners LP | 1.01M | 0.79% | $21.7M | trimmed -33.9% | 2025 Q1 |
| Morgan Stanley | 973.9k | 0.76% | $20.9M | trimmed -28.3% | 2024 Q3 |
| BNY Mellon | 911.8k | 0.71% | $19.5M | trimmed -2.4% | 2024 Q3 |
| HBK Investments L P | 862.8k | 0.67% | $18.5M | unchanged | 2024 Q4 |
| Loomis Sayles & CO L P | 803.9k | 0.63% | $17.2M | trimmed -3.6% | 2024 Q3 |
| Nuveen | 791.1k | 0.62% | $17.0M | added +10% | 2024 Q3 |
| Goldman Sachs | 771.5k | 0.60% | $16.5M | trimmed -14% | 2024 Q3 |
| Bank OF America CORP /DE/ | 767.1k | 0.60% | $16.4M | trimmed -39.7% | 2024 Q3 |
| Tributary Capital Management, LLC | 712.0k | 0.55% | $15.3M | added +25.6% | 2025 Q3 |
| Arrowstreet Capital | 689.9k | 0.54% | $14.8M | trimmed -2.4% | 2024 Q4 |
| Ceredex Value Advisors LLC | 534.9k | 0.42% | $11.5M | trimmed -7.2% | 2024 Q4 |
| Prosight Management, LP (focused) | 505.8k | 0.39% | $10.8M | trimmed -43.2% | 2025 Q2 |
| Royce & Associates | 487.1k | 0.38% | $10.4M | added +6.6% | 2024 Q4 |
| Hotchkis & Wiley Capital Management LLC | 444.4k | 0.35% | $9.5M | trimmed -3.1% | 2024 Q4 |
| UBS | 435.9k | 0.34% | $9.3M | added +11.1% | 2024 Q3 |
| Public Sector Pension Investment Board | 426.4k | 0.33% | $9.1M | added +3.4% | 2024 Q3 |
| Janus Henderson | 419.8k | 0.33% | $9.0M | added +722.9% | 2024 Q4 |
| Ancora Advisors LLC | 403.1k | 0.31% | $8.6M | added +23.5% | 2025 Q3 |
| First Eagle Investment Management | 399.8k | 0.31% | $8.6M | added +4.3% | 2024 Q4 |
| Wells Fargo & COMPANY/MN | 376.0k | 0.29% | $8.1M | trimmed -16.3% | 2024 Q3 |
| Envestnet Asset Management INC | 372.5k | 0.29% | $8.0M | added +58.1% | 2024 Q4 |
| Raymond James Financial INC | 337.8k | 0.26% | $7.2M | trimmed -4.2% | 2025 Q1 |
| Brant Point Investment Management LLC | 335.8k | 0.26% | $7.2M | added +26.2% | 2025 Q4 |
| Rhumbline Advisers | 308.6k | 0.24% | $6.6M | trimmed -1.9% | 2024 Q3 |
| Mutual OF America Capital Management LLC | 299.1k | 0.23% | $6.4M | trimmed -0.7% | 2024 Q4 |
| Russell Investments Group, LTD. | 289.8k | 0.23% | $6.2M | added +16.3% | 2024 Q4 |
| Sirios Capital Management L P | 272.1k | 0.21% | $5.8M | opened | 2026 Q1 |
| Wellington Management | 272.0k | 0.21% | $5.8M | trimmed -3.2% | 2025 Q3 |
| Legal & General Group PLC | 262.6k | 0.20% | $5.6M | trimmed -9.6% | 2024 Q3 |
| American Century Companies INC | 260.3k | 0.20% | $5.6M | unchanged | 2024 Q4 |
| Ameriprise Financial INC | 243.9k | 0.19% | $5.2M | trimmed -8.1% | 2024 Q4 |
| Millennium Management | 238.0k | 0.18% | $5.1M | trimmed -82.6% | 2024 Q3 |
Largest 50 of 270 shown; the full ranked, searchable register is at boothcheck.com/holders/CON. 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.