Equal-WT
WhaleScore 2.0
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ALTIMETER CAPITAL MANAGEMENT, LP
BOSTON MA
Investment Advisor
Hedge Fund
Altimeter Capital Management is based out of Boston. Altimeter Capital Management is a hedge fund with 21 clients and discretionary assets under management (AUM) of $10,713,711,121 (Form ADV from 2024-03-30). Their last reported 13F filing for Q1 2025 included $4,971,096,519 in managed 13F securities
and a top 10 holdings concentration of 86.65%. Altimeter Capital Management's largest holding is Meta Platforms Inc with shares held of 1,835,636. Whalewisdom has at least 57 13F filings, 3 13D filings, 38 13G filings, and 12 Form 4 filings
Business Description
Altimeter Capital Management, LP ("Altimeter"), founded in October 2008 by Brad Gerstner, is a registered investment adviser with the SEC. The firm is a Delaware limited partnership with locations in Menlo Park, California, and Boston, Massachusetts.
Altimeter provides discretionary investment advisory services to private investment funds intended for sophisticated and institutional investors ("Funds"). These Funds are exempt from registration under the Investment Company Act of 1940, and their securities are not registered under the Securities Act of 1933. Altimeter may also advise separately managed accounts ("SMAs") in the future. Altimeter's investment professionals dedicate their time to managing each Fund and other Altimeter Client Accounts, and may form additional entities under its common control. Altimeter may also advise other Altimeter Client Accounts that follow a similar investment program, which advice may differ from advice given to other Clients.
Investment Strategy
Altimeter aims for long-term, risk-adjusted capital appreciation through concentrated portfolios of long and short public and private investments. Their investment strategy is detailed in the Organizational Documents. When multiple accounts have similar strategies and available capital, they may invest together in varying proportions.
For Public Investments, Altimeter seeks to maximize long-term net returns using a bottoms-up, deep fundamental approach to security analysis. They also use top-down analysis to identify investment themes and understand trends. Investments are based on discrepancies between market value and intrinsic business value, focusing on sectors and companies where Altimeter has expertise. The Long Opportunities Fund uses a long-focused strategy, while the Hedge Fund uses a long/short strategy, primarily investing in liquid positions.
Owners
- ALTIMETER CAPITAL MANAGEMENT GENERAL PARTNER LLC - GENERAL PARTNER
- GERSTNER, BRADLEY, THOMAS - CEO/LIMITED PARTNER
- KIERNAN, JOHN, JAMES - CHIEF FINANCIAL OFFICER
- DAVIS, MARA, NICOLE - CHIEF COMPLIANCE OFFICER Click on the Ownership/Private Fund Data tab for more details.
Known Email Addresses
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Other Contact Information
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2025-03-31
Top Buys (13F)
Name | % Change |
---|---|
QQQ Invesco QQQ Trust, S (PUT) | 9.32% |
HOOD Robinhood Markets In | 2.42% |
CRWV CoreWeave Inc. | 2.24% |
UBER Uber Technologies In | 2.23% |
BABA Alibaba Group Holdin | 1.44% |

2025-03-31
Top Sells (13F)
Name | % Change |
---|---|
SNOW Snowflake, Inc | 5.19% |
NVDA NVIDIA Corp | 3.41% |
GOOGL Alphabet Inc. Class | 2.96% |
TSLA Tesla Inc | 2.59% |
TSM Taiwan Semiconductor | 1.8% |

2025-03-31
13F Holdings Summary
Name | $ Change |
---|---|
META Meta Platforms Inc | 21.28% |
NVDA NVIDIA Corp | 15.59% |
QQQ Invesco QQQ Trust, S(PUT) | 9.32% |
SNOW Snowflake, Inc | 8.67% |
UBER Uber Technologies In | 8.3% |

2025-03-31
13F Activity
Market Value | $4.97b, Prior: $5.55b |
Inflows (Outflows) as % of Total MV | (-2.4532)% |
New Purchases | 6 stocks |
Added To | 8 stocks |
Sold out of | 8 stocks |
Reduced holdings in | 6 stocks |
Top 10 Holdings % | 86.65% |
Turnover %[1] | 46.67% |
Turnover Alt %[2] | 19.91% |
Time Held Top 20 | 7.3 quarters |
Time Held Top 10 | 12.7 quarters |
Time Held All | 7.41 quarters |
[1]: Turnover is calculated by taking the # of new holdings (initial purchases) + the # of positions sold out of (not just reduced) divided by the total # of holdings for the quarter.
[2]: Alt Turnover is calculated by taking either the total MV of new purchases or the MV of securities sold, whichever is less, divided by the total MV of the fund.

2025-03-31
13F Sector Allocation Over Time
limited to past 4 quarters. Subscribe to see all available data

2025-03-31
Analysis

Top 20 equal-weighted holdings. Performance numbers calculated through 2025-03-31