GATEWAY INVESTMENT ADVISERS LLC

New 13F: Q3 2026

GATEWAY INVESTMENT ADVISERS LLC filed its 13F for the quarter ended Sep 30, 2026 on Oct 13, 2026: $6.2B in AI and semiconductor stocks; $409.5M bought and $58.0M sold against its previous quarter, at the quarter's prices.

GATEWAY INVESTMENT ADVISERS LLC declares $5.5B in 117 of the 230 AI and semiconductor companies tracked on Silicon Floor, as of Jun 30, 2026 (Form 13F): 54.4% of its $10.1B 13F portfolio. Largest positions: NVIDIA (0.02% of the company) and Apple (0.02% of the company). Over time: $5.5B in 117 of these companies for Q2 2026, against $2.9B in 70 for Q4 2019 (13F values as filed). From Mar 31, 2026 to Jun 30, 2026, it bought $166.5M and sold $336.8M of these stocks, at the quarter's prices: a net sale of $170.3M; 12 new positions and 2 sold out.

Performance of its AI picks

The AI-stock portfolio GATEWAY INVESTMENT ADVISERS LLC declared for Q2 2026 (Form 13F), held unchanged, returned +6.1% in Q3 2026 (SMH -7.1%), ranked 435 of 1,785 active managers. Over the last 12 months, quarter after quarter: +27.4% (SMH +87.2%), ranked 769 of 1,360 active managers. Over three years, quarter after quarter: +147.6% (SMH +325.8%), ranked 385 of 784 active managers. Over five years, quarter after quarter: +169.1% (SMH +389.8%), ranked 201 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. NVIDIA (NVDA): $1.1B, 5.3M shares, 0.02% of the company, 10.5% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  2. Apple (AAPL): $779.1M, 2.7M shares, 0.02% of the company, 7.7% of its portfolio (added this quarter); held since Q4 2019 or earlier
  3. Alphabet (GOOGL): $553.9M, 1.6M shares, 0.01% of the company, 5.5% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  4. Microsoft (MSFT): $441.5M, 1.2M shares, 0.02% of the company, 4.4% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  5. Amazon (AMZN): $371.8M, 1.6M shares, 0.01% of the company, 3.7% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  6. Meta Platforms (META): $295.8M, 525,071 shares, 0.02% of the company, 2.9% of its portfolio (added this quarter); held since Q4 2019 or earlier
  7. Broadcom (AVGO): $258.2M, 683,491 shares, 0.01% of the company, 2.5% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  8. Micron (MU): $186.5M, 161,538 shares, 0.01% of the company, 1.8% of its portfolio (added this quarter); held since Q4 2019 or earlier
  9. AMD (AMD): $135.2M, 232,653 shares, 0.01% of the company, 1.3% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  10. Lam Research (LRCX): $100.6M, 232,236 shares, 0.02% of the company, 0.99% of its portfolio (added this quarter); held since Q4 2019 or earlier
  11. Caterpillar (CAT): $99.0M, 92,976 shares, 0.02% of the company, 0.98% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  12. Intel (INTC): $92.3M, 661,245 shares, 0.01% of the company, 0.91% of its portfolio (added this quarter); held since Q4 2019 or earlier
  13. Cisco (CSCO): $83.9M, 714,281 shares, 0.02% of the company, 0.83% of its portfolio (trimmed this quarter); held since Q4 2019 or earlier
  14. Western Digital (WDC): $68.9M, 107,914 shares, 0.03% of the company, 0.68% of its portfolio (added this quarter); held since Q1 2025
  15. Sandisk (SNDK): $62.8M, 27,630 shares, 0.02% of the company, 0.62% of its portfolio (added this quarter); held since Q4 2025

By sector

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