Altimeter Capital Management, LP
CIK
1541617
Location
MENLO PARK, CA
Portfolio Value
Mid
$5,699,025,062
Diversification
Moderately concentrated
Filing Date
Global Rank
#469
/ 8,232
▲ 6
Top Industry
Semiconductors
41.6%
3Y Alpha vs SPY
-1.3%
Period ended 2 months ago
Filed May 15, 2026 · 29d
25 quarters · since Mar 2020
Clone Performance
Jun 2023–Jun 2026 · vs SPYHypothetical growth of cloning every reported 13F position and rebalancing on each filing, indexed to the same start.
Cloned portfolio
+70.9%
SPY
+76.5%
Annualised alpha
-1.3%
Max drawdown
−28.2%
Estimate. 13F holdings are quarter-lagged and long-only, so the clone rebalances about 45 days after each period end — when the filing becomes public — and excludes options and short positions. Past performance does not predict future results.
Portfolio Concentration
12 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025Top Position
28.6%
+4.6 pts
Top 5
74.0%
+5.6 pts
Top 10
98.5%
+5.0 pts
HHI
1,572
Moderately concentrated+258
Portfolio Trend
25 quarters · across all stocks
Sector Breakdown
As of Mar 31, 2026| Sector | % Portfolio | Value |
|---|---|---|
| Technology | 70.5% | $4,020,628,074 |
| Communication Services | 19.6% | $1,117,583,294 |
| Consumer Cyclical | 7.6% | $435,192,244 |
| Industrials | 1.1% | $63,272,864 |
| Financial Services | 1.1% | $62,348,586 |
Last Quarter's Activity
Export CSVAdded To
Positions the filer increased
6 positions
| Ticker | Company | Δ Shares | Shares | Value | Open |
|---|---|---|---|---|---|
| UBER | Uber Technologies, Inc | +2,382,980 | 7,971,772 | $573,409,559 | |
| CRWV | CoreWeave, Inc. | +1,285,845 | 4,499,075 | $348,543,340 | |
| NVDA | Nvidia Corp | +1,236,266 | 9,336,039 | $1,628,205,201 | |
| TSM | Taiwan Semiconductor Manufacturing Co Ltd | +146,448 | 1,365,675 | $461,529,866 | |
| META | Meta Platforms, Inc. | +108,005 | 1,953,373 | $1,117,583,294 | |
| AVGO | Broadcom Inc. | +34,965 | 67,094 | $20,766,263 | |
| No positions match the current search. | |||||
Trimmed
Positions the filer reduced
4 positions
Sold Out
Positions the filer fully exited
5 positions
12 positions ·
$5,699,025,062 total
· as of Mar 31, 2026
| Ticker | Company | Type | Shares | Value (USD) | % of Portfolio | History |
|---|---|---|---|---|---|---|
| NVDA |
Nvidia Corp
Technology
|
Added | 9,336,039 | $1,628,205,201 | 28.57% | |
| META |
Meta Platforms, Inc.
Communication Services
|
Added | 1,953,373 | $1,117,583,294 | 19.61% | |
| UBER |
Uber Technologies, Inc
Technology
|
Added | 7,971,772 | $573,409,559 | 10.06% | |
| TSM |
Taiwan Semiconductor Manufacturing Co Ltd
Technology
|
Added | 1,365,675 | $461,529,866 | 8.10% | |
| MSFT |
Microsoft Corp
Technology
|
Reduced | 1,183,632 | $438,145,057 | 7.69% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
Reduced | 2,089,558 | $435,192,244 | 7.64% | |
| CRWV |
CoreWeave, Inc.
Technology
|
Added | 4,499,075 | $348,543,340 | 6.12% | |
| SNOW |
Snowflake Inc.
Technology
|
Reduced | 1,926,250 | $290,517,025 | 5.10% | |
| ARM |
Arm Holdings PLC /Uk
Technology
|
NEW | 1,715,440 | $259,511,763 | 4.55% | |
| AXON |
Axon Enterprise, Inc.
Industrials
|
NEW | 148,986 | $63,272,864 | 1.11% | |
| HOOD |
Robinhood Markets, Inc.
Financial Services
|
Reduced | 899,691 | $62,348,586 | 1.09% | |
| AVGO |
Broadcom Inc.
Technology
|
Added | 67,094 | $20,766,263 | 0.36% |