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Altimeter Capital Management 13F Portfolio
Altimeter Capital Management reported 20 positions worth $9.83B on Form 13F for the quarter ended Jun 30, 2026, filed Aug 14, 2026. The largest is NVIDIA CORPORATION at 19.162% of the reported portfolio, and the top 10 make up 83.3%.
Positions as of Jun 30, 2026, filed Aug 14, 2026. Form 13F is filed up to 45 days after the quarter ends, so these are positions as of the quarter end, not today. Read the filing on SEC EDGAR.
Top 10 holdings
| Issuer | CUSIP | Class | Value | Shares | Weight | Change vs prior quarter |
|---|
| NVIDIA CORPORATION | 67066G104 | COM | $1.88B | 9,413,589 | 19.162% | +0.83% |
| CEREBRAS SYSTEMS INC | 15675D103 | COM CL A | $1.60B | 7,225,037 | 16.244% | New |
| META PLATFORMS INC | 30303M102 | CL A | $763.3M | 1,354,990 | 7.7648% | -30.63% |
| TAIWAN SEMICONDUCTOR MFG LTD | 874039100 | SPONSORED ADS | $682.6M | 1,429,355 | 6.9445% | +4.66% |
| COREWEAVE INC | 21873S108 | COM CL A | $604.6M | 6,073,695 | 6.1505% | +35% |
| ARM HOLDINGS PLC | 042068205 | SPONSORED ADS | $582.2M | 1,641,972 | 5.9228% | -4.28% |
| AMAZON COM INC | 023135106 | COM | $578.1M | 2,425,351 | 5.8807% | +16.07% |
| UBER TECHNOLOGIES INC | 90353T100 | COM | $532.0M | 7,372,440 | 5.4121% | -7.52% |
| SNOWFLAKE INC | 833445109 | COM SHS | $490.2M | 1,926,250 | 4.9873% | Unchanged |
| MICROSOFT CORP | 594918104 | COM | $473.0M | 1,268,082 | 4.8122% | +7.13% |
Sector split
Sectors are known for holdings of companies autario covers (48.4% of the reported value); the rest is listed as Not classified.
- Semiconductors: $3.40B (34.6%)
- Internet Platforms: $825.9M (8.4%)
- Software: $535.6M (5.4%)
- Not classified: $5.07B (51.6%)
Quarter over quarter moves
Compared with the quarter ended Mar 31, 2026.
New positions
- CEREBRAS SYSTEMS INC (15675D103): $1.60B, New
- QUALCOMM INC (747525103): $347.9M, New
- SPACE EXPLORATION TECHN CORP (84615Q103): $303.5M, New
- MICRON TECHNOLOGY INC (595112103): $241.8M, New
- APPLIED MATLS INC (038222105): $189.4M, New
- KLA CORP (482480100): $174.5M, New
- LAM RESEARCH CORP (512807306): $170.8M, New
- ALPHABET INC (02079K305): $62.6M, New
- SYNOPSYS INC (871607107): $62.6M, New
- GRAB HOLDINGS LIMITED (G4124C117): $150.6K, New
Increased
- NVIDIA CORPORATION (67066G104): $1.88B, +0.83%
- TAIWAN SEMICONDUCTOR MFG LTD (874039100): $682.6M, +4.66%
- COREWEAVE INC (21873S108): $604.6M, +35%
- AMAZON COM INC (023135106): $578.1M, +16.07%
- MICROSOFT CORP (594918104): $473.0M, +7.13%
Reduced
Closed positions
- AXON ENTERPRISE INC (05464C101): $63.3M prior quarter value
- BROADCOM INC (11135F101): $20.8M prior quarter value
- GRAB HOLDINGS LIMITED (G0370L116): $262.6K prior quarter value
Reported portfolio value by quarter
| Sep 30, 2023 | $5.27B | 11 positions |
| Dec 31, 2023 | $6.02B | 11 positions |
| Mar 31, 2024 | $6.51B | 17 positions |
| Jun 30, 2024 | $6.73B | 20 positions |
| Sep 30, 2024 | $6.75B | 23 positions |
| Dec 31, 2024 | $5.55B | 24 positions |
| Mar 31, 2025 | $4.97B | 22 positions |
| Jun 30, 2025 | $6.93B | 18 positions |
| Sep 30, 2025 | $7.58B | 23 positions |
| Dec 31, 2025 | $6.66B | 18 positions |
| Mar 31, 2026 | $5.70B | 13 positions |
| Jun 30, 2026 | $9.83B | 20 positions |
All holdings (largest 20 of 20)
| Issuer | CUSIP | Class | Value | Shares | Weight | Change vs prior quarter |
|---|
| NVIDIA CORPORATION | 67066G104 | COM | $1.88B | 9,413,589 | 19.162% | +0.83% |
| CEREBRAS SYSTEMS INC | 15675D103 | COM CL A | $1.60B | 7,225,037 | 16.244% | New |
| META PLATFORMS INC | 30303M102 | CL A | $763.3M | 1,354,990 | 7.7648% | -30.63% |
| TAIWAN SEMICONDUCTOR MFG LTD | 874039100 | SPONSORED ADS | $682.6M | 1,429,355 | 6.9445% | +4.66% |
| COREWEAVE INC | 21873S108 | COM CL A | $604.6M | 6,073,695 | 6.1505% | +35% |
| ARM HOLDINGS PLC | 042068205 | SPONSORED ADS | $582.2M | 1,641,972 | 5.9228% | -4.28% |
| AMAZON COM INC | 023135106 | COM | $578.1M | 2,425,351 | 5.8807% | +16.07% |
| UBER TECHNOLOGIES INC | 90353T100 | COM | $532.0M | 7,372,440 | 5.4121% | -7.52% |
| SNOWFLAKE INC | 833445109 | COM SHS | $490.2M | 1,926,250 | 4.9873% | Unchanged |
| MICROSOFT CORP | 594918104 | COM | $473.0M | 1,268,082 | 4.8122% | +7.13% |
| QUALCOMM INC | 747525103 | COM | $347.9M | 1,882,490 | 3.5389% | New |
| SPACE EXPLORATION TECHN CORP | 84615Q103 | CLASS A COM STK | $303.5M | 1,776,485 | 3.0879% | New |
| MICRON TECHNOLOGY INC | 595112103 | COM | $241.8M | 209,520 | 2.4604% | New |
| APPLIED MATLS INC | 038222105 | COM | $189.4M | 261,950 | 1.9267% | New |
| KLA CORP | 482480100 | COM NEW | $174.5M | 578,230 | 1.7748% | New |
| LAM RESEARCH CORP | 512807306 | COM NEW | $170.8M | 394,080 | 1.7373% | New |
| ROBINHOOD MKTS INC | 770700102 | COM CL A | $90.2M | 899,691 | 0.9178% | Unchanged |
| ALPHABET INC | 02079K305 | CAP STK CL A | $62.6M | 175,180 | 0.6369% | New |
| SYNOPSYS INC | 871607107 | COM | $62.6M | 140,343 | 0.6369% | New |
| GRAB HOLDINGS LIMITED | G4124C117 | W EXP 12/1/202 | $150.6K | 3,502,000 | 0.0015% | New |
Full dataset: every position in every quarter
Use this data programmatically
# Altimeter Capital Management holdings (JSON, no signup)
curl "https://autario.com/api/v1/public/investors/altimeter-capital/portfolio"
# MCP, for LLMs like Claude or ChatGPT
get_investor_portfolio("altimeter-capital")
who_holds("AAPL")
Source: SEC EDGAR, Form 13F-HR filings of Altimeter Capital Management, LP (CIK 1541617). Form 13F covers US-listed long equity positions and options; it shows no shorts, no cash and no non-US listings. Open this page on autario.com.