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Institutional 13F data

Altimeter Capital Management, LP 13F

See 12 stock and ETF positions for Q1 2026, including 8 new or increased positions and 12 reductions or exits, with the original SEC filing. Put and call options are excluded.

13F filing follow-along calculator

If KRW 1,000,000 followed the new and increased positions

Checking current prices and calculating the KRW 1,000,000 result.

Altimeter Capital Management, LP 13F top holdings

Q1 2026 · 12 stock & ETF positions · Filed 2026-05-15 · Data updated 2026-06-09

View original SEC filings

Ranked by quarter-end stock and ETF value reported on Form 13F. Put and call options are excluded. These are not current market values or execution prices.

Reported stock & ETF value
$5.7B
Top 10 concentration
98.5%
Reported value
$438.15M
Portfolio weight
7.69%

Quarterly change: decreased -7.3%

Reported value
$435.19M
Portfolio weight
7.64%

Quarterly change: decreased -5.7%

Reported value
$348.54M
Portfolio weight
6.12%

Quarterly change: increased +40.0%

Reported value
$290.52M
Portfolio weight
5.10%

Quarterly change: decreased -5.0%

#10
AXONAXON ENTERPRISE INC
Reported value
$63.27M
Portfolio weight
1.11%

Quarterly change: new position

Reported value
$20.77M
Portfolio weight
0.36%

Quarterly change: increased +108.8%

Largest new or increased positions

Reported value
$348.54M
Portfolio weight
6.12%

Quarterly change: increased +40.0%

#7
AXONAXON ENTERPRISE INC
Reported value
$63.27M
Portfolio weight
1.11%

Quarterly change: new position

Reported value
$20.77M
Portfolio weight
0.36%

Quarterly change: increased +108.8%

Latest 13F filing snapshot

Reporting period
2026-03-31
Filed
2026-05-15
Stock & ETF positions
12
New or increased
8
Reduced or exited
12
Unchanged
0

Top reported buys

Counts cover unique stock and ETF positions and exclude put and call options, so they can differ from the SEC information-table row count. Form 13F reports quarter-end holdings and does not reveal every trade date or execution price.

View original SEC filings

Detailed changes for published stocks

2026-03-31 · ARM · new position

Shares
1,715,440
Share change
1,715,440
Reported value
$259,511,763
Filed
2026-05-15
ARMSEC EDGAR ↗

2026-03-31 · CRWV · increased +40.0%

Shares
4,499,075
Share change
1,285,450
Reported value
$348,543,341
Filed
2026-05-15
CRWVSEC EDGAR ↗