How We Invest

13F FILER • BRAD GERSTNER

Altimeter Capital

Brad Gerstner — Altimeter Capital Management, LP

No writing by this manager has been read and indexed yet, so this page carries the filings only. Holdings come straight from the Form 13F-HR on EDGAR.

20

Positions

$9.8B

Reported Value

83.3%

In Top 10

—

Claims Indexed

Largest reported positions

ALTIMETER CAPITAL MANAGEMENT, LP • CIK 0001541617 • 2026-06-30 • FILED 2026-08-14

WHAT CHANGED THIS QUARTER

In its Q2 2026 13F, filed Aug 14, 2026, Altimeter Capital reported 20 positions worth $9.8B in US-listed stock. The largest stock position is Nvidia Corporation at 19.2% of the reported book, and the ten largest lines of any type make up 83.3% of it.

It opened 10 new positions, the largest stock positions being Cerebras Systems Inc ($1.6B), Qualcomm Inc ($347.9M) and Space Exploration Techn Corp ($303.5M), and exited 3, the largest stock exits being Axon Enterprise Inc ($63.3M last quarter), Broadcom Inc ($20.8M last quarter) and Grab Holdings Limited ($262,650 last quarter).

Among positions it already held, the biggest increases by share count were Coreweave Inc (+35%), Amazon Com Inc (+16%) and Microsoft Corp (+7%), and the biggest cuts were Meta Platforms Inc (−31%), Uber Technologies Inc (−7%) and Arm Holdings Plc (−4%).

Largest reported positions, quarter ended 2026-06-30
IssuerValueWeightShares QoQ
NVIDIA CORPORATION$1.9B19.2%+1%
CEREBRAS SYSTEMS INC$1.6B16.2%New
META PLATFORMS INC$763.3M7.8%-31%
TAIWAN SEMICONDUCTOR MFG LTD$682.6M6.9%+5%
COREWEAVE INC$604.6M6.2%+35%
ARM HOLDINGS PLC$582.2M5.9%-4%
AMAZON COM INC$578.1M5.9%+16%
UBER TECHNOLOGIES INC$532.0M5.4%-8%
SNOWFLAKE INC$490.2M5.0%—
MICROSOFT CORP$473.0M4.8%+7%
QUALCOMM INC$347.9M3.5%New
SPACE EXPLORATION TECHN CORP$303.5M3.1%New
MICRON TECHNOLOGY INC$241.8M2.5%New
APPLIED MATLS INC$189.4M1.9%New
KLA CORP$174.5M1.8%New
LAM RESEARCH CORP$170.8M1.7%New
ROBINHOOD MKTS INC$90.2M0.9%—
ALPHABET INC$62.6M0.6%New
SYNOPSYS INC$62.6M0.6%New
GRAB HOLDINGS LIMITED$150,5860.0%New

20 of 20 positions. A 13F covers long US-listed positions at a quarter end only — no shorts, leverage, cash, ordinary bonds or private holdings — and is 45 days old on publication.

NEW POSITIONS

  • Cerebras Systems Inc$1.6B · 16.2%
  • Qualcomm Inc$347.9M · 3.5%
  • Space Exploration Techn Corp$303.5M · 3.1%
  • Micron Technology Inc$241.8M · 2.5%
  • Applied Matls Inc$189.4M · 1.9%

EXITS

  • Axon Enterprise Inc$63.3M last quarter
  • Broadcom Inc$20.8M last quarter
  • Grab Holdings Limited$262,650 last quarter

QUESTIONS PEOPLE ASK

What are Altimeter Capital's largest holdings?

OPEN
As of Jun 30, 2026, the three largest stock positions are Nvidia Corporation (19.2%), Cerebras Systems Inc (16.2%) and Meta Platforms Inc (7.8%), together 43.2% of the reported book.

How big is Altimeter Capital's 13F portfolio?

OPEN
The Q2 2026 13F, filed Aug 14, 2026, reports 20 positions worth $9.8B. The ten largest make up 83.3% of it.

What did Altimeter Capital buy and sell in Q2 2026?

OPEN
It opened 10 new positions, the largest stock positions being Cerebras Systems Inc ($1.6B), Qualcomm Inc ($347.9M) and Space Exploration Techn Corp ($303.5M), and exited 3, the largest stock exits being Axon Enterprise Inc ($63.3M last quarter), Broadcom Inc ($20.8M last quarter) and Grab Holdings Limited ($262,650 last quarter). Among positions it already held, the biggest increases by share count were Coreweave Inc (+35%), Amazon Com Inc (+16%) and Microsoft Corp (+7%), and the biggest cuts were Meta Platforms Inc (−31%), Uber Technologies Inc (−7%) and Arm Holdings Plc (−4%).

When is Altimeter Capital's next 13F due?

OPEN
The Q3 2026 13F is due Nov 16, 2026. Forty-five days after the quarter ends is November 14, 2026 (Saturday), so the deadline moves to the next business day. Brad Gerstner's filing usually lands close to the deadline.

Filers with overlapping books