PARNASSUS INVESTMENTS, LLC

New 13F: Q3 2026

PARNASSUS INVESTMENTS, LLC filed its 13F for the quarter ended Sep 30, 2026 on Oct 22, 2026: $15.3B in AI and semiconductor stocks; $1.3B bought and $2.6B sold against its previous quarter, at the quarter's prices.

PARNASSUS INVESTMENTS, LLC declares $16.9B in 35 of the 230 AI and semiconductor companies tracked on Silicon Floor, as of Jun 30, 2026 (Form 13F): 45.1% of its $37.4B 13F portfolio. Largest positions: Alphabet (0.04% of the company) and Applied Materials (0.32% of the company). Over time: $16.9B in 35 of these companies for Q2 2026, against $6.5B in 19 for Q4 2019 (13F values as filed). From Mar 31, 2026 to Jun 30, 2026, it bought $1.3B and sold $2.7B of these stocks, at the quarter's prices: a net sale of $1.4B; 4 new positions and 1 sold out.

Performance of its AI picks

The AI-stock portfolio PARNASSUS INVESTMENTS, LLC declared for Q2 2026 (Form 13F), held unchanged, returned -1.4% in Q3 2026 (SMH -7.1%), ranked 1402 of 1,785 active managers. Over the last 12 months, quarter after quarter: +36.8% (SMH +87.2%), ranked 326 of 1,360 active managers. Over three years, quarter after quarter: +158.4% (SMH +325.8%), ranked 245 of 784 active managers. Over five years, quarter after quarter: +180.4% (SMH +389.8%), ranked 141 of 535 active managers. Trades made during a quarter are not visible in 13F filings: this measures its declared picks, not the return of its funds.

Largest positions

  1. Alphabet (GOOGL): $2.0B, 5.5M shares, 0.04% of the company, 5.2% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  2. Applied Materials (AMAT): $1.8B, 2.5M shares, 0.32% of the company, 4.9% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  3. Microsoft (MSFT): $1.7B, 4.7M shares, 0.06% of the company, 4.7% of its portfolio (added this quarter); held since Q4 2019 or earlier
  4. NVIDIA (NVDA): $1.7B, 8.5M shares, 0.04% of the company, 4.5% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  5. Amazon (AMZN): $1.6B, 6.9M shares, 0.06% of the company, 4.4% of its portfolio (trimmed this quarter); held since Q4 2022
  6. AMD (AMD): $1.4B, 2.3M shares, 0.14% of the company, 3.6% of its portfolio (trimmed this quarter); held since Q4 2022
  7. KLA (KLAC): $1.3B, 4.4M shares, 0.34% of the company, 3.5% of its portfolio (trimmed this quarter); held since Q1 2020
  8. Apple (AAPL): $1.2B, 4.3M shares, 0.03% of the company, 3.3% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  9. Broadcom (AVGO): $799.0M, 2.1M shares, 0.04% of the company, 2.1% of its portfolio (trimmed this quarter); held since Q1 2024
  10. Synopsys (SNPS): $628.5M, 1.4M shares, 0.74% of the company, 1.7% of its portfolio (trimmed this quarter); held since Q3 2024
  11. Hubbell (HUBB): $561.2M, 1.1M shares, 2.0% of the company, 1.5% of its portfolio (added this quarter); held since Q1 2025
  12. GE Vernova (GEV): $530.9M, 451,884 shares, 0.17% of the company, 1.4% of its portfolio (added this quarter); held since Q1 2025
  13. Oracle (ORCL): $304.1M, 2.1M shares, 0.07% of the company, 0.81% of its portfolio (trimmed this quarter); held since Q3 2022
  14. TSMC (TSM): $171.8M, 359,694 shares, 0.01% of the company, 0.46% of its portfolio (trimmed this quarter); held since Q4 2022
  15. Micron (MU): $153.2M, 132,681 shares, 0.01% of the company, 0.41% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier

By sector

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