PEAK6 LLC

PEAK6 LLC declares $2.1B in 102 of the 230 AI and semiconductor companies tracked on Silicon Floor, as of Jun 30, 2026 (Form 13F): 4.4% of its $48.6B 13F portfolio. Largest positions: CoreWeave (1.5% of the company) and TSMC (0.01% of the company). Over time: $2.1B in 102 of these companies for Q2 2026, against $834.6M in 84 for Q4 2024 (13F values as filed). From Mar 31, 2026 to Jun 30, 2026, it bought $706.6M and sold $625.8M of these stocks, at the quarter's prices: a net purchase of $80.8M; 32 new positions and 34 sold out.

Performance of its AI picks

The AI-stock portfolio PEAK6 LLC declared for Q2 2026 (Form 13F), held unchanged, returned -0.5% in Q3 2026 (SMH -7.1%), ranked 1345 of 1,783 active managers. Over the last 12 months, quarter after quarter: +49.8% (SMH +87.2%), ranked 166 of 1,359 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. CoreWeave (CRWV) — $802.0M: 8.1M shares, 1.5% of the company, 1.6% of its portfolio (added this quarter); held since Q1 2025
2. TSMC (TSM) — $142.7M: 298,755 shares, 0.01% of the company, 0.29% of its portfolio (trimmed this quarter); held since Q1 2026
3. Microsoft (MSFT) — $127.1M: 340,866 shares, 0.00% of the company, 0.26% of its portfolio (added this quarter); held since Q4 2024
4. Meta Platforms (META) — $108.3M: 192,181 shares, 0.01% of the company, 0.22% of its portfolio (added this quarter); held since Q4 2024
5. Apple (AAPL) — $103.8M: 358,644 shares, 0.00% of the company, 0.21% of its portfolio (added this quarter); held since Q3 2025
6. Micron (MU) — $82.7M: 71,657 shares, 0.01% of the company, 0.17% of its portfolio (trimmed this quarter); held since Q4 2025
7. Intel (INTC) — $80.7M: 577,944 shares, 0.01% of the company, 0.17% of its portfolio (trimmed this quarter); held since Q1 2026
8. Lam Research (LRCX) — $49.6M: 114,453 shares, 0.01% of the company, 0.10% of its portfolio (added this quarter); held since Q4 2025
9. Palantir (PLTR) — $46.7M: 400,193 shares, 0.02% of the company, 0.10% of its portfolio (added this quarter); held since Q4 2025
10. Palo Alto Networks (PANW) — $42.8M: 125,473 shares, 0.02% of the company, 0.09% of its portfolio (added this quarter); held since Q3 2025
11. SpaceX (SPCX) — $37.1M: 217,077 shares, 0.00% of the company, 0.08% of its portfolio
12. Salesforce (CRM) — $35.5M: 226,408 shares, 0.03% of the company, 0.07% of its portfolio (added this quarter); held since Q4 2024
13. NVIDIA (NVDA) — $32.1M: 160,237 shares, 0.00% of the company, 0.07% of its portfolio (trimmed this quarter); held since Q1 2026
14. Texas Instruments (TXN) — $31.5M: 105,598 shares, 0.01% of the company, 0.06% of its portfolio (new position this quarter)
15. AMD (AMD) — $30.7M: 52,765 shares, 0.00% of the company, 0.06% of its portfolio (trimmed this quarter); held since Q4 2024

By sector

• Neoclouds & data centers — $820.9M, 39% of its AI holdings, 14 companies
• Cloud & AI giants — $404.3M, 19% of its AI holdings, 6 companies
• Chips & compute — $343.6M, 16% of its AI holdings, 10 companies
• AI software — $231.3M, 11% of its AI holdings, 18 companies
• Memory & storage — $112.6M, 5% of its AI holdings, 4 companies
• Equipment & test — $82.0M, 4% of its AI holdings, 12 companies
• Power, electrical & cooling — $59.3M, 3% of its AI holdings, 22 companies
• Optics — $35.9M, 2% of its AI holdings, 5 companies
• Servers & systems — $32.9M, 2% of its AI holdings, 7 companies
• Interconnect — $1.4M, 0% of its AI holdings, 4 companies

Biggest changes this quarter

• trimmed Micron (MU): -$127.9M at the quarter's price
• added to Microsoft (MSFT): +$127.1M at the quarter's price
• added to CoreWeave (CRWV): +$123.8M at the quarter's price
• added to Apple (AAPL): +$103.8M at the quarter's price
• trimmed Sandisk (SNDK): -$63.2M at the quarter's price
• added to Meta Platforms (META): +$58.5M at the quarter's price
• trimmed TSMC (TSM): -$44.8M at the quarter's price
• trimmed CrowdStrike (CRWD): -$42.3M at the quarter's price
• added to Salesforce (CRM): +$31.6M at the quarter's price
• opened a position in Texas Instruments (TXN): +$31.5M at the quarter's price

Other holders of this size

• Vanguard — $3.6T in 225 of these companies
• BlackRock — $3.1T in 226 of these companies
• State Street — $1.6T in 222 of these companies
• Fidelity (FMR) — $1.2T in 223 of these companies
• Geode Capital — $890.9B in 220 of these companies
• Capital Group — $881.7B in 132 of these companies
• JPMorgan — $717.8B in 225 of these companies
• Invesco — $683.3B in 220 of these companies

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