Whale Analyzer
Altimeter Capital 13F Holdings and Portfolio Changes
Altimeter Capital reported $9.83B in 13F securities for Q2 2026, with 20 positions. Values are as of the report date; option positions, when present, use underlying-security values. This is not complete fund assets or investment performance.
Open interactive portfolioLatest 13F portfolio changes
New or increased positions include NVIDIA (NVDA), CEREBRAS SYSTEMS (CBRS), TSMC (TSMWF), and COREWEAVE (CRWV). Reduced or exited positions include Meta (META), ARM HOLDINGS (ARM), UBER TECHNOLOGIES (UBER), and AXON ENTERPRISE (AXON). These are comparisons between reported positions, not a record of execution dates, prices or cash traded.
Latest filing metadata: quarter Q2 2026; report date 2026-06-30; filing date 2026-08-14; disclosure source SEC 13F.
Reported holdings and concentration
Altimeter Capital's Q2 2026 13F report contains 20 positions valued at $9.83B. The largest reported holdings include NVIDIA, CEREBRAS SYSTEMS, Meta, TSMC, and COREWEAVE.
The three largest positions in the holdings table account for approximately 43.2% of reported 13F value. The largest reported sector exposure is Information Technology at 76.3% of the disclosed portfolio.
The filing metadata lists report date 2026-06-30, filing date 2026-08-14, SEC accession 0001541617-26-000008. SEC 13F reports are normally published up to 45 days after quarter end, so the data is best used to understand institutional positioning after the fact rather than to infer today's exact portfolio.
Open the interactive portfolio to search all Altimeter Capital positions and inspect stock and option tables, historical reports and individual stock holders.
Altimeter Capital portfolio analytics
the top five positions account for 56.3% of disclosed value; the largest sector exposure is Information Technology at 76.3%; latest prices differ from modeled cost estimates by an average 103.0% across 19 tracked positions (estimated costs, not reported purchase prices or actual investment returns).
Top reported holdings
| Holding | Reported value | Weight | Quarter change |
|---|---|---|---|
| NVDA whale holders NVIDIA CORPORATION | $1.88B | 19.2% | Increased |
| CBRS whale holders CEREBRAS SYSTEMS INC | $1.60B | 16.2% | New |
| META whale holders META PLATFORMS INC | $763.3M | 7.8% | Reduced |
| TSMWF whale holders TAIWAN SEMICONDUCTOR MFG LTD | $682.6M | 6.9% | Increased |
| CRWV whale holders COREWEAVE INC | $604.6M | 6.2% | Increased |
| ARM whale holders ARM HOLDINGS PLC | $582.2M | 5.9% | Reduced |
| AMZN whale holders AMAZON COM INC | $578.1M | 5.9% | Increased |
| UBER whale holders UBER TECHNOLOGIES INC | $532.0M | 5.4% | Reduced |
| SNOW whale holders SNOWFLAKE INC | $490.2M | 5.0% | Held |
| MSFT whale holders MICROSOFT CORP | $473.0M | 4.8% | Increased |
New and increased positions
Largest reported position values among additions; not amounts spent buying.
- NVDA whale holders — NVIDIA CORPORATION ($1.88B)
- CBRS whale holders — CEREBRAS SYSTEMS INC ($1.60B)
- TSMWF whale holders — TAIWAN SEMICONDUCTOR MFG LTD ($682.6M)
- CRWV whale holders — COREWEAVE INC ($604.6M)
- AMZN whale holders — AMAZON COM INC ($578.1M)
- MSFT whale holders — MICROSOFT CORP ($473.0M)
Reduced and exited positions
Sorted by reported position value; exits use the prior report. These are not sale proceeds.
- META whale holders — META PLATFORMS INC ($763.3M)
- ARM whale holders — ARM HOLDINGS PLC ($582.2M)
- UBER whale holders — UBER TECHNOLOGIES INC ($532.0M)
- AXON whale holders — AXON ENTERPRISE INC ($63.3M)
- AVGO whale holders — BROADCOM INC ($20.8M)
- N/A whale holders — GRAB HOLDINGS LIMITED ($262.6K)
Allocation
- Information Technology: 76.3%
- Consumer Discretionary: 11.3%
- Communication Services: 8.4%
- Energy: 3.1%
- Financials: 0.9%
Data notes
Report date: 2026-06-30
Disclosure source: SEC 13F
Read the original SEC filing (0001541617-26-000008)
SEC 13F filings are delayed public disclosures and do not include every asset class, short positions, or real-time trades.
Related investor portfolios
- Semper Augustus Investments 13F holdings and portfolio changes — Semper Augustus Investments
- Lone Pine Capital 13F holdings and portfolio changes — Lone Pine Capital
- Daily Journal Corp 13F holdings and portfolio changes — Daily Journal Corp
- NVIDIA Corp 13F holdings and portfolio changes — NVIDIA Corp
- Dorsey Asset Management 13F holdings and portfolio changes — Dorsey Asset Management
- Appaloosa LP 13F holdings and portfolio changes — Appaloosa LP
- Viking Global Investors 13F holdings and portfolio changes — Viking Global Investors
- Bridgewater Associates 13F holdings and portfolio changes — Bridgewater Associates
Learn more in Whale Analyzer Academy
Learn more in Whale Analyzer Academy:
Questions about this 13F filing
What does Altimeter Capital report for Q2 2026?
The filing reports 20 positions and $9.83B in 13F securities. The holdings table shows reported values and weights; option values follow the filing's reporting conventions.
What changed between filings?
New or increased positions include NVIDIA (NVDA), CEREBRAS SYSTEMS (CBRS), TSMC (TSMWF), and COREWEAVE (CRWV). Reduced or exited positions include Meta (META), ARM HOLDINGS (ARM), UBER TECHNOLOGIES (UBER), and AXON ENTERPRISE (AXON).
Do these amounts show how much was bought or sold?
No. The change lists are ranked by reported position value. Exited positions use their value in the prior report. These amounts are not execution prices, cash invested or sale proceeds.
Is this the current portfolio?
No. Form 13F is a quarter-end snapshot, generally filed within 45 days of quarter end. It excludes short positions and does not cover every asset. Compare the report date and filing date before using the data.