Labs · OpenAI
DOSSIER

OpenAI

Maker of GPT and o-series reasoning models. ChatGPT is the largest consumer AI product by users.

OPERATIONAL HQ San Francisco, CA EST 2015 7D UPTIME 97.81%
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Secondary Sales & Tender Offers 4 transactions
2025-09
$305B valuation $10.3B offer via NASDAQ Private Market · $155/share Expanded from initial $6.5B to $10.3B due to demand
2025-03
$300B valuation $6.5B offer via NASDAQ Private Market · $150/share Part of SoftBank-led $40B primary round
2024-09
$157B valuation $1.5B offer via NASDAQ Private Market · $157/share Employee tender offer
2024-02
$86B valuation $2B offer via NASDAQ Private Market · $86/share