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Livermore
Livermore
ZHEN

Primecap Management Co

SEC CIK
0000763212
Latest filing
Aug 14, 2026

CSCO holding history

Cisco Systems, Inc. in every 13F filed by Primecap Management Co, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CSCO overviewAll 13F holders of CSCOFull Q2 2026 holdings

Shares (Q2 2026)
4,838,460
Value
$568.3M
% of portfolio
0.3%
Quarters held
22
Since Q1 2021
Holdings of CSCO by Primecap Management Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20264,838,460$568.3M0.3%−7000.0%ReducedHolders
Q1 20264,839,160$375.5M0.3%−1,9000.0%ReducedHolders
Q4 20254,841,060$372.9M0.3%−407,500−7.8%ReducedHolders
Q3 20255,248,560$359.1M0.3%−250,800−4.6%ReducedHolders
Q2 20255,499,360$381.5M0.3%−25,170−0.5%ReducedHolders
Q1 20255,524,530$340.9M0.3%−16,500−0.3%ReducedHolders
Q4 20245,541,030$328.0M0.3%−165,779−2.9%ReducedHolders
Q3 20245,706,809$303.7M0.2%−94,600−1.6%ReducedHolders
Q2 20245,801,409$275.6M0.2%−151,081−2.5%ReducedHolders
Q1 20245,952,490$297.1M0.2%−897,200−13.1%ReducedHolders
Q4 20236,849,690$346.0M0.3%−195,000−2.8%ReducedHolders
Q3 20237,044,690$378.7M0.3%−56,430−0.8%ReducedHolders
Q2 20237,101,120$367.4M0.3%−179,500−2.5%ReducedHolders
Q1 20237,280,620$380.6M0.3%−251,600−3.3%ReducedHolders
Q4 20227,532,220$358.8M0.3%−114,270−1.5%ReducedHolders
Q3 20227,646,490$305.9M0.3%+197,300+2.6%AddedHolders
Q2 20227,449,190$317.6M0.3%−49,300−0.7%ReducedHolders
Q1 20227,498,490$418.1M0.3%−288,500−3.7%ReducedHolders
Q4 20217,786,990$493.5M0.3%−1,045,900−11.8%ReducedHolders
Q3 20218,832,890$480.8M0.3%−124,300−1.4%ReducedHolders
Q2 20218,957,190$474.7M0.3%−303,575−3.3%ReducedHolders
Q1 20219,260,765$478.9M0.3%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.