13f-changes
Granular segment

GPU / accelerator

GPU and accelerator companies design the chips that train and run AI models. This is the most direct AI compute exposure, but it also carries product-cycle, customer concentration, supply, and valuation risk.

Current reported exposure$0
Tagged bought / added$0
Tagged sold / reduced$299M
Tracked funds1

This segment sits inside the physical and semiconductor supply chain that supports AI training and inference. The important question is not only whether AI demand grows, but where scarcity shows up: chips, memory, networking, power, sites, or specialized services.

For 13F analysis, the tag is meant to separate the specific bottleneck a company is exposed to from the broad AI label. That helps distinguish a direct accelerator supplier from a power-equipment company, a data center landlord, or a miner with a power portfolio that could be repurposed for HPC.

What it covers
  • Merchant GPUs and accelerators
  • Custom ASIC programs
  • Networking and software platforms around accelerators
  • Server OEM and ODM integration
What to watch
  • Accelerator generation transitions
  • Hyperscaler capex mix
  • Gross margin sustainability
  • Custom ASIC substitution risk
Leopold Aschenbrenner

Situational Awareness LP

Leopold Aschenbrenner · Q4 2025 filed 2026-02-11

0.0% of reported 13F $0

The GPU and custom-accelerator vendors themselves (NVIDIA, AMD, etc.) as opposed to suppliers further up the stack.

TickerNameValueInstrument
TickerActionValue
NVDA Closed -$299M