HBK INVESTMENTS L P

HBK INVESTMENTS L P declares $291.2M in 8 of the 230 AI and semiconductor companies tracked on Silicon Floor, as of Jun 30, 2026 (Form 13F): 2.8% of its $10.3B 13F portfolio. Largest positions: Silicon Labs (3.0% of the company) and SpaceX (0.00% of the company). Over time: $291.2M in 8 of these companies for Q2 2026, against $96.4M in 21 for Q4 2019 (13F values as filed). From Mar 31, 2026 to Jun 30, 2026, it bought $241.2M and sold $64.1M of these stocks, at the quarter's prices: a net purchase of $177.0M; 3 new positions and 17 sold out.

Performance of its AI picks

The AI-stock portfolio HBK INVESTMENTS L P declared for Q2 2026 (Form 13F), held unchanged, returned -1.2% in Q3 2026 (SMH -7.1%). Over the last 12 months, quarter after quarter: +452.7% (SMH +87.2%). Over three years, quarter after quarter: +4017.0% (SMH +325.8%). Over five years, quarter after quarter: +2541.3% (SMH +389.8%). 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. Silicon Labs (SLAB) — $218.6M: 1.0M shares, 3.0% of the company, 2.1% of its portfolio (new position this quarter)
2. SpaceX (SPCX) — $40.6M: 237,500 shares, 0.00% of the company, 0.39% of its portfolio
3. Digital Realty (DLR) — $14.4M: 80,000 shares, 0.02% of the company, 0.14% of its portfolio (added this quarter); held since Q2 2025
4. Viavi (VIAV) — $9.6M: 200,000 shares, 0.08% of the company, 0.09% of its portfolio (new position this quarter)
5. Datadog (DDOG) — $5.8M: 22,249 shares, 0.01% of the company, 0.06% of its portfolio (trimmed this quarter); held since Q4 2025
6. NRG Energy (NRG) — $1.2M: 8,000 shares, 0.00% of the company, 0.01% of its portfolio (trimmed this quarter); held since Q1 2026
7. GlobalFoundries (GFS) — $988,920.00: 12,000 shares, 0.00% of the company, 0.01% of its portfolio (new position this quarter)
8. Palantir (PLTR) — $204,461.00: 1,753 shares, 0.00% of the company, 0.00% of its portfolio (trimmed this quarter); held since Q1 2026

By sector

• Chips & compute — $219.5M, 75% of its AI holdings, 2 companies
• Cloud & AI giants — $40.6M, 14% of its AI holdings, 1 company
• Neoclouds & data centers — $14.4M, 5% of its AI holdings, 1 company
• Optics — $9.6M, 3% of its AI holdings, 1 company
• AI software — $6.0M, 2% of its AI holdings, 2 companies
• Power, electrical & cooling — $1.2M, 0% of its AI holdings, 1 company

Biggest changes this quarter

• opened a position in Silicon Labs (SLAB): +$218.6M at the quarter's price
• added to Digital Realty (DLR): +$12.1M at the quarter's price
• trimmed Datadog (DDOG): -$10.3M at the quarter's price
• opened a position in Viavi (VIAV): +$9.6M at the quarter's price
• sold out of AMD (AMD): -$7.4M at the quarter's price
• sold out of CoreWeave (CRWV): -$7.3M at the quarter's price
• sold out of Apple (AAPL): -$6.3M at the quarter's price
• sold out of Meta Platforms (META): -$5.3M at the quarter's price
• sold out of Qualcomm (QCOM): -$5.0M at the quarter's price
• sold out of NVIDIA (NVDA): -$3.3M 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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