Altimeter Capital Management, LP holds a concentrated book of 13 stocks worth $5.7B as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened Arm Holdings PLC-ADR and trimmed Microsoft Corp. Their largest long position is Nvidia Corp at 29% of the equity book.
Top-heavy: concentrated book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
100% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices (an exit at the prior quarter-end), no cost basis
Other tracked managers holding the same core names as Altimeter Capital Management, LP
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| Huntington National Bank | 19 / 13 | $3.3B |
| BlackRock, Inc. | 18 / 13 | $1.1T |
| State Street Corp | 18 / 13 | $644.7B |
| FMR LLC | 18 / 13 | $524.9B |
| Geode Capital Management, LLC | 18 / 13 | $388.0B |
| Morgan Stanley | 18 / 13 | $243.9B |
| JPMorgan Chase & Co | 18 / 13 | $242.0B |
| Price T Rowe Associates Inc | 18 / 13 | $211.4B |
Ranked by the share of each fund's own book sitting in the names it shares with Altimeter Capital Management, LP: only funds sharing at least a tenth of the book qualify. Index giants, bank custody books and market makers are excluded. They hold everything, so their overlap says nothing.
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Nvidia Corporation COM | $1.6B | 9.34M | 28.6% | ▲+15% Added · +1.2M sh | |
| 2 | Meta Platforms Inc CL A | $1.1B | 1.95M | 19.6% | ▲+5.8% Added · +108K sh | |
| 3 | Uber Technologies Inc COM | $573.4M | 7.97M | 10.1% | ▲+43% Added · +2.4M sh | |
| 4 | Taiwan Semiconductor MFG Ltd SPONSORED ADS | $461.5M | 1.37M | 8.1% | ▲+12% Added · +146K sh | |
| 5 | Microsoft Corp COM | $438.1M | 1.18M | 7.7% | ▼−7.3% Reduced · −94K sh | |
| 6 | Amazon Com Inc COM | $435.2M | 2.09M | 7.6% | ▼−5.7% Reduced · −126K sh | |
| 7 | Coreweave Inc COM CL A | $348.5M | 4.50M | 6.1% | ▲+40% Added · +1.3M sh | |
| 8 | Snowflake Inc COM SHS | $290.5M | 1.93M | 5.1% | ▼−5.0% Reduced · −101K sh | |
| 9 | Arm Holdings PLC SPONSORED ADS | $259.5M | 1.72M | 4.6% | ▲New New position | |
| 10 | Axon Enterprise Inc COM | $63.3M | 149.0K | 1.1% | ▲New New position | |
| 11 | Robinhood MKTS Inc COM CL A | $62.3M | 899.7K | 1.1% | ▼−30% Reduced · −394K sh | |
| 12 | Broadcom Inc COM | $20.8M | 67.1K | 0.4% | ▲+109% Added · +35K sh | |
| 13 | Grab Holdings Limited W EXP 12/1/202 | $263K | 3.50M | 0.0% | —Held |
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1541617/holdings"
Use Arkolith to show Altimeter Capital Management, LP's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q1 2026 | Mar 31, 2026 | May 15, 2026 | 13 | $5.7B | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 17, 2026 | 18 | $6.7B | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 14, 2025 | 23 | $7.6B | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Aug 14, 2025 | 18 | $6.9B | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 15, 2025 | 22 | $5.0B | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 14, 2025 | 24 | $5.5B | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 14, 2024 | 23 | $6.8B | 13F-HR |
| Q2 2024 | Jun 30, 2024 | Aug 14, 2024 | 20 | $6.7B | 13F-HR |
| Q1 2024 | Mar 31, 2024 | May 15, 2024 | 17 | $6.5B | 13F-HR |
| Q4 2023 | Dec 31, 2023 | Feb 14, 2024 | 11 | $6.0B | 13F-HR |
| Q3 2023 | Sep 30, 2023 | Nov 14, 2023 | 11 | $5.3B | 13F-HR |
| Q2 2023 | Jun 30, 2023 | Aug 14, 2023 | 11 | $5.5B | 13F-HR |
| Q1 2023 | Mar 31, 2023 | May 16, 2023 | 11 | $4.6B | 13F-HR |
| Q4 2022 | Dec 31, 2022 | Feb 14, 2023 | 11 | $3.7B | 13F-HR |
| Q3 2022 | Sep 30, 2022 | Nov 14, 2022 | 17 | $4.7B | 13F-HR |
| Q2 2022 | Jun 30, 2022 | Aug 15, 2022 | 16 | $4.4B | 13F-HR |
| Q1 2022 | Mar 31, 2022 | May 17, 2022 | 22 | $6.9B | 13F-HR/A |
| Q4 2021 | Dec 31, 2021 | Feb 14, 2022 | 25 | $10.5B | 13F-HR |
| Q3 2021 | Sep 30, 2021 | Nov 15, 2021 | 31 | $12.5B | 13F-HR |
| Q2 2021 | Jun 30, 2021 | Oct 7, 2021 | 33 | $12.8B | 13F-HR/A |
| Q1 2021 | Mar 31, 2021 | May 17, 2021 | 32 | $14.0B | 13F-HR |
| Q4 2020 | Dec 31, 2020 | Feb 16, 2021 | 29 | $10.8B | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.