Institutional Manager · CIK 0001541617
Altimeter Capital Management, LP
BOSTON, MA · File #028-14752
Latest AUM
$6.66B
Positions
18
Top-10 Concentration
89.2%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | BROADCOM INC | AVGO | -712,647 | -$246.6M | +$12.1M |
| NEW | COREWEAVE INC | CRWV | +3,213,230 | +$230.1M | $0 |
| EXITED | PDD HOLDINGS INC | 722304102 | -1,371,680 | -$181.3M | $0 |
| EXITED | ALIBABA GROUP HLDG LTD | 01609W102 | -969,100 | -$173.2M | $0 |
| EXITED | ARM HOLDINGS PLC | 042068205 | -1,098,139 | -$155.4M | $0 |
| REDUCE | ROBINHOOD MKTS INC | 770700102 | -1,303,583 | -$147.4M | -$78.1M |
| ADD | COUPANG INC | CPNG | +5,652,210 | +$133.3M | -$86.3M |
| REDUCE | CONFLUENT INC | 20717M103 | -4,348,543 | -$131.5M | +$117.8M |
| EXITED | SYNOPSYS INC | 871607107 | -258,280 | -$127.4M | $0 |
| EXITED | MAPLEBEAR INC | 565394103 | -3,324,951 | -$122.2M | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202518 pos · $6.66B
- 13F HOLDINGS REPORTQ/E Sep 202523 pos · $7.58B
- 13F HOLDINGS REPORTQ/E Jun 202518 pos · $6.93B
- 13F HOLDINGS REPORTQ/E Mar 202522 pos · $4.97B
- 13F HOLDINGS REPORTQ/E Dec 202424 pos · $5.55B
- 13F HOLDINGS REPORTQ/E Sep 202423 pos · $6.75B
- 13F HOLDINGS REPORTQ/E Jun 202420 pos · $6.73B
- 13F HOLDINGS REPORTQ/E Mar 202417 pos · $6.51B
- 13F HOLDINGS REPORTQ/E Dec 202311 pos · $5.27B
Top 18 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | NVIDIA CORPORATION | NVDA | 8,099,773 | $1.51B | 22.68% |
| 2 | META PLATFORMS INC | META | 1,845,368 | $1.22B | 18.28% |
| 3 | MICROSOFT CORP | MSFT | 1,277,352 | $617.8M | 9.27% |
| 4 | AMAZON COM INC | AMZN | 2,215,660 | $511.4M | 7.68% |
| 5 | UBER TECHNOLOGIES INC | UBER | 5,588,792 | $456.7M | 6.85% |
| 6 | SNOWFLAKE INC | SNOW | 2,027,604 | $444.8M | 6.68% |
| 7 | TAIWAN SEMICONDUCTOR MFG LTD | 874039100 | 1,219,227 | $370.5M | 5.56% |
| 8 | COUPANG INC | CPNG | 15,676,794 | $369.8M | 5.55% |
| 9 | COREWEAVE INC | CRWV | 3,213,230 | $230.1M | 3.45% |
| 10 | CONFLUENT INC | 20717M103 | 6,933,250 | $209.7M | 3.15% |
| 11 | ALPHABET INC | GOOG | 519,290 | $162.5M | 2.44% |
| 12 | ZILLOW GROUP INC | Z | 2,187,421 | $149.2M | 2.24% |
| 13 | ROBINHOOD MKTS INC | 770700102 | 1,293,292 | $146.3M | 2.20% |
| 14 | MERCADOLIBRE INC | MELI | 68,480 | $137.9M | 2.07% |
| 15 | SHOPIFY INC | SHOP | 570,210 | $91.8M | 1.38% |
| 16 | BLOOM ENERGY CORP | BE | 260,730 | $22.7M | 0.34% |
| 17 | BROADCOM INC | AVGO | 32,129 | $11.1M | 0.17% |
| 18 | GRAB HOLDINGS LIMITED | GRABW | 3,502,000 | $1.0M | 0.02% |