Altimeter Capital Management, LP — 13F Holdings & Portfolio
CIK 1541617 · latest 13F-HR filed 2026-08-14
Altimeter Capital Management, LP manages $9.83B in 13F-reported U.S. long-equity assets across 20 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are NVDA (19.16%), CBRS (16.24%), META (7.76%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 10 new positions, exited 3, added to 8, and trimmed 2.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
SUITE 150
MENLO PARK, CA 94025
$9.83B
Long-equity book
20
Distinct positions
2026-06-30
Filed 2026-08-14
+10 / −3 / ↑8 / ↓2
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- ARM HOLDINGS PLC$322.7M +124.3%
- COREWEAVE INC$256.0M +73.5%
- NVIDIA CORPORATION$255.4M +15.7%
- TAIWAN SEMICONDUCTOR MFG LTD$221.1M +47.9%
- SNOWFLAKE INC$199.7M +68.7%
New Positions
- CEREBRAS SYSTEMS INC$1.60B
- QUALCOMM INC$347.9M
- SPACE EXPLORATION TECHN CORP$303.5M
- MICRON TECHNOLOGY INC$241.8M
- APPLIED MATLS INC$189.4M
Exited Positions
- AXON ENTERPRISE INC$63.3M
- BROADCOM INC$20.8M
- GRAB HOLDINGS LIMITED$262.6K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | NVIDIA CORPORATION | NVDA | 67066G104 | $1.88B | 19.16% | 9,413,589 | SH |
| 2 | CEREBRAS SYSTEMS INC | CBRS | 15675D103 | $1.60B | 16.24% | 7,225,037 | SH |
| 3 | META PLATFORMS INC | META | 30303M102 | $763.3M | 7.76% | 1,354,990 | SH |
| 4 | TAIWAN SEMICONDUCTOR MFG LTD | TSM | 874039100 | $682.6M | 6.94% | 1,429,355 | SH |
| 5 | COREWEAVE INC | CRWV | 21873S108 | $604.6M | 6.15% | 6,073,695 | SH |
| 6 | ARM HOLDINGS PLC | ARM | 042068205 | $582.2M | 5.92% | 1,641,972 | SH |
| 7 | AMAZON COM INC | AMZN | 023135106 | $578.1M | 5.88% | 2,425,351 | SH |
| 8 | UBER TECHNOLOGIES INC | UBER | 90353T100 | $532.0M | 5.41% | 7,372,440 | SH |
| 9 | SNOWFLAKE INC | SNOW | 833445109 | $490.2M | 4.99% | 1,926,250 | SH |
| 10 | MICROSOFT CORP | MSFT | 594918104 | $473.0M | 4.81% | 1,268,082 | SH |
| 11 | QUALCOMM INC | QCOM | 747525103 | $347.9M | 3.54% | 1,882,490 | SH |
| 12 | SPACE EXPLORATION TECHN CORP | SPCX | 84615Q103 | $303.5M | 3.09% | 1,776,485 | SH |
| 13 | MICRON TECHNOLOGY INC | MU | 595112103 | $241.8M | 2.46% | 209,520 | SH |
| 14 | APPLIED MATLS INC | AMAT | 038222105 | $189.4M | 1.93% | 261,950 | SH |
| 15 | KLA CORP | KLAC | 482480100 | $174.5M | 1.77% | 578,230 | SH |
| 16 | LAM RESEARCH CORP | LRCX | 512807306 | $170.8M | 1.74% | 394,080 | SH |
| 17 | ROBINHOOD MKTS INC | HOOD | 770700102 | $90.2M | 0.92% | 899,691 | SH |
| 18 | ALPHABET INC | GOOGL | 02079K305 | $62.6M | 0.64% | 175,180 | SH |
| 19 | SYNOPSYS INC | SNPS | 871607107 | $62.6M | 0.64% | 140,343 | SH |
| 20 | GRAB HOLDINGS LIMITED | GRABW | G4124C117 | $150.6K | 0.00% | 3,502,000 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $9.83B | 20 | 0001541617-26-000008 |
| 2026-03-31 | 2026-05-15 | $5.70B | 13 | 0001541617-26-000006 |
| 2025-12-31 | 2026-02-17 | $6.66B | 18 | 0001541617-26-000002 |
| 2025-09-30 | 2025-11-14 | $7.58B | 23 | 0001541617-25-000013 |