Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
3,626 institutional managers reported holding CSCO for the quarter ended Mar 31, 2026. Together they hold about 75% of shares outstanding; the top 10 hold 37%. 195 opened new positions; 224 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 402.90M | 10.11% | $31.25B | added +0.8% | ≤2013 |
| BlackRock | 365.06M | 9.16% | $28.32B | trimmed -3.5% | ≤2013 |
| State Street | 193.59M | 4.86% | $15.02B | trimmed -1% | ≤2013 |
| Geode Capital | 102.13M | 2.56% | $7.92B | added +2.5% | ≤2013 |
| Morgan Stanley | 77.73M | 1.95% | $6.03B | added +3.2% | ≤2013 |
| UBS | 74.32M | 1.87% | $5.77B | added +13.8% | ≤2013 |
| FMR (Fidelity) | 67.39M | 1.69% | $5.23B | added +3% | ≤2013 |
| Capital Research Global Investors | 63.95M | 1.60% | $4.96B | opened | 2026 Q1 |
| Franklin Resources | 58.21M | 1.46% | $4.52B | added +15.7% | ≤2013 |
| Invesco | 56.78M | 1.43% | $4.40B | trimmed -5.1% | ≤2013 |
| Bank OF America CORP /DE/ | 51.85M | 1.30% | $4.02B | trimmed -0.6% | ≤2013 |
| Northern Trust | 47.36M | 1.19% | $3.67B | unchanged | ≤2013 |
| BNY Mellon | 45.26M | 1.14% | $3.51B | unchanged | ≤2013 |
| T. Rowe Price | 44.05M | 1.11% | $3.42B | added +50.4% | ≤2013 |
| Wells Fargo & COMPANY/MN | 38.48M | 0.97% | $2.99B | unchanged | ≤2013 |
| Goldman Sachs | 35.84M | 0.90% | $2.78B | added +3% | ≤2013 |
| Ameriprise Financial INC | 34.42M | 0.86% | $2.67B | added +4.6% | ≤2013 |
| Wellington Management | 34.42M | 0.86% | $2.67B | added +8.1% | ≤2013 |
| Legal & General Group PLC | 34.39M | 0.86% | $2.67B | trimmed -3.6% | ≤2013 |
| Charles Schwab Investment Management | 33.99M | 0.85% | $2.64B | trimmed -51.8% | ≤2013 |
| Dimensional Fund Advisors | 27.62M | 0.69% | $2.14B | trimmed -1.6% | ≤2013 |
| First Trust Advisors LP | 22.14M | 0.56% | $1.72B | trimmed -14.5% | ≤2013 |
| Nuveen | 21.96M | 0.55% | $1.70B | added +9.2% | ≤2013 |
| Royal Bank OF Canada | 21.20M | 0.53% | $1.64B | trimmed -18.8% | ≤2013 |
| Amundi | 18.13M | 0.46% | $1.41B | added +9.2% | ≤2013 |
| BNP Paribas Financial Markets | 17.64M | 0.44% | $1.37B | trimmed -26.5% | ≤2013 |
| Arrowstreet Capital | 17.59M | 0.44% | $1.36B | trimmed -22.1% | 2018 Q1 |
| Fisher Investments | 17.30M | 0.43% | $1.34B | added +442.7% | ≤2013 |
| Hsbc Holdings PLC | 17.28M | 0.43% | $1.34B | trimmed -13.2% | ≤2013 |
| Deutsche Bank AG\ | 16.77M | 0.42% | $1.30B | added +2.3% | 2013 Q3 |
| Nordea Investment Management AB | 16.48M | 0.41% | $1.28B | trimmed -4% | ≤2013 |
| Victory Capital Management INC | 15.25M | 0.38% | $1.18B | trimmed -27.7% | 2013 Q3 |
| AllianceBernstein | 13.77M | 0.35% | $1.07B | added +23.4% | ≤2013 |
| Stifel Financial CORP | 13.48M | 0.34% | $1.05B | unchanged | ≤2013 |
| Mitsubishi UFJ Asset Management CO., LTD. | 12.18M | 0.31% | $944.8M | added +5.9% | ≤2013 |
| CalPERS | 12.05M | 0.30% | $935.1M | added +4.3% | ≤2013 |
| Swiss National Bank | 11.60M | 0.29% | $899.5M | added +7% | ≤2013 |
| Barclays PLC | 10.92M | 0.27% | $846.9M | trimmed -24.3% | ≤2013 |
| Citigroup INC | 10.43M | 0.26% | $809.2M | added +35.8% | ≤2013 |
| Sumitomo Mitsui Trust Group, INC. | 10.29M | 0.26% | $798.0M | trimmed -4.5% | ≤2013 |
| Raymond James Financial INC | 10.09M | 0.25% | $783.1M | added +2.8% | ≤2013 |
| Envestnet Asset Management INC | 10.06M | 0.25% | $780.2M | added +10.3% | ≤2013 |
| CPP Investment Board | 9.89M | 0.25% | $767.3M | added +26.6% | ≤2013 |
| National Pension Service | 9.62M | 0.24% | $746.5M | added +1% | 2014 Q3 |
| Allianz Asset Management GmbH | 9.25M | 0.23% | $717.8M | trimmed -11.7% | ≤2013 |
| Swedbank Robur | 8.71M | 0.22% | $675.7M | trimmed -2.8% | 2021 Q1 |
| Mirae Asset Global Etfs Holdings LTD. | 8.59M | 0.22% | $666.1M | trimmed -4.7% | ≤2013 |
| DekaBank Deutsche Girozentrale | 8.59M | 0.22% | $666.1M | unchanged | ≤2013 |
| LSV Asset Management | 8.05M | 0.20% | $624.3M | trimmed -3.9% | ≤2013 |
| National Bank OF Canada /FI/ | 7.38M | 0.18% | $572.6M | added +11% | 2021 Q4 |
Largest 50 of 3,626 shown; the full ranked, searchable register is at boothcheck.com/holders/CSCO. 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.