Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
177 institutional managers reported holding CNXN for the quarter ended Mar 31, 2026. Together they hold about 41% of shares outstanding; the top 10 hold 27%. 23 opened new positions; 29 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 2.22M | 8.79% | $130.6M | trimmed -1.1% | ≤2013 |
| Dimensional Fund Advisors | 1.53M | 6.04% | $89.7M | unchanged | ≤2013 |
| Vanguard Group | 1.09M | 4.31% | $64.0M | added +0.9% | ≤2013 |
| State Street | 450.1k | 1.78% | $26.5M | added +0.6% | ≤2013 |
| Geode Capital | 391.0k | 1.55% | $23.0M | added +3.7% | ≤2013 |
| Brown Advisory INC | 340.7k | 1.35% | $20.0M | added +24.7% | 2019 Q4 |
| Morgan Stanley | 222.5k | 0.88% | $13.1M | added +1.9% | ≤2013 |
| Charles Schwab Investment Management | 220.0k | 0.87% | $12.9M | trimmed -6% | ≤2013 |
| Invesco | 217.8k | 0.86% | $12.8M | trimmed -0.6% | ≤2013 |
| Goldman Sachs | 216.4k | 0.86% | $12.7M | added +44.1% | 2016 Q1 |
| Northern Trust | 202.8k | 0.80% | $11.9M | added +1.3% | ≤2013 |
| Two Sigma | 183.7k | 0.73% | $10.8M | added +71.9% | 2022 Q2 |
| American Century Companies INC | 140.1k | 0.55% | $8.2M | trimmed -28.3% | 2023 Q2 |
| BNY Mellon | 138.3k | 0.55% | $8.1M | added +1.2% | ≤2013 |
| Qube Research & Technologies LTD | 127.9k | 0.51% | $7.5M | trimmed -16.9% | 2022 Q4 |
| UBS | 117.3k | 0.46% | $6.9M | added +10% | 2016 Q3 |
| AQR Capital | 116.1k | 0.46% | $6.8M | added +2.4% | 2014 Q1 |
| Jacobs Levy Equity Management, INC | 112.2k | 0.44% | $6.6M | trimmed -1.4% | 2023 Q4 |
| FMR (Fidelity) | 105.5k | 0.42% | $6.2M | added +18.4% | 2018 Q3 |
| Teacher Retirement System OF Texas | 103.6k | 0.41% | $6.1M | trimmed -9.7% | 2022 Q3 |
| Rhumbline Advisers | 97.8k | 0.39% | $5.7M | added +17.4% | ≤2013 |
| Oberweis Asset Management INC/ | 96.2k | 0.38% | $5.7M | opened | 2026 Q1 |
| Millennium Management | 86.6k | 0.34% | $5.1M | trimmed -41% | 2022 Q3 |
| Denali Advisors LLC | 83.3k | 0.33% | $4.9M | added +23.8% | 2013 Q4 |
| Royce & Associates | 76.3k | 0.30% | $4.5M | trimmed -3.8% | ≤2013 |
| SG Americas Securities, LLC | 61.4k | 0.24% | $3.6M | added +115.5% | 2025 Q1 |
| Allspring Global Investments Holdings, LLC | 61.0k | 0.24% | $3.6M | added +137.7% | 2021 Q4 |
| D. E. Shaw | 60.8k | 0.24% | $3.6M | trimmed -28.1% | 2025 Q1 |
| Renaissance Technologies | 58.0k | 0.23% | $3.4M | unchanged | 2021 Q4 |
| Principal Financial Group INC | 55.2k | 0.22% | $3.2M | added +2% | 2020 Q1 |
| Point72 | 55.0k | 0.22% | $3.2M | added +215.3% | 2024 Q1 |
| First Trust Advisors LP | 54.1k | 0.21% | $3.2M | added +11.3% | 2023 Q4 |
| Hotchkis & Wiley Capital Management LLC | 50.4k | 0.20% | $3.0M | added +0.5% | 2024 Q3 |
| Citadel Advisors | 50.2k | 0.20% | $3.0M | trimmed -11.2% | 2019 Q3 |
| Ameriprise Financial INC | 45.8k | 0.18% | $2.7M | unchanged | 2018 Q4 |
| HRT Financial LP | 43.7k | 0.17% | $2.6M | added +45.7% | 2024 Q2 |
| Allianz Asset Management GmbH | 41.8k | 0.17% | $2.5M | trimmed -19.2% | 2022 Q3 |
| Public Sector Pension Investment Board | 40.7k | 0.16% | $2.4M | added +3.6% | 2020 Q1 |
| Nuveen | 38.7k | 0.15% | $2.3M | added +13.5% | 2019 Q2 |
| PDT Partners | 38.6k | 0.15% | $2.3M | added +33.6% | 2025 Q3 |
| James Investment Research, INC. | 35.1k | 0.14% | $2.1M | unchanged | ≤2013 |
| Moran Wealth Management, LLC | 34.9k | 0.14% | $2.1M | added +27% | 2025 Q2 |
| Legal & General Group PLC | 30.6k | 0.12% | $1.8M | unchanged | 2016 Q2 |
| Bank OF America CORP /DE/ | 29.7k | 0.12% | $1.7M | trimmed -17.1% | ≤2013 |
| Numerai GP LLC | 29.0k | 0.12% | $1.7M | trimmed -1% | 2025 Q4 |
| O'shaughnessy Asset Management, LLC | 28.4k | 0.11% | $1.7M | opened | 2026 Q1 |
| SEI Investments CO | 27.4k | 0.11% | $1.6M | added +150.2% | 2025 Q4 |
| Jane Street | 26.3k | 0.10% | $1.5M | added +23.1% | 2024 Q2 |
| GSA Capital Partners LLP | 24.0k | 0.10% | $1.4M | added +120.9% | 2025 Q2 |
| NEW York State Common Retirement Fund | 23.9k | 0.10% | $1.4M | added +19.5% | 2015 Q2 |
Largest 50 of 177 shown; the full ranked, searchable register is at boothcheck.com/holders/CNXN. 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.