By Micah Zimmerman
Publication Date: 2026-08-13 18:35:00
Sam Altman’s push for a $1 trillion OpenAI IPO is on a collision course with SoftBank’s need to repay a $40 billion bridge loan early next year, creating real tension around the deal’s timing and valuation. All this tension matters for Microsoft (MSFT +0.92%) and Nvidia (NVDA +0.89%) shareholders, because both companies have meaningful OpenAI exposure on their balance sheets and in their narratives.
OpenAI filed a confidential S‑1 with the Securities and Exchange Commission in June and sits at a private post‑money valuation of around $852 billion after its March 2026 funding round. Reports put its 2025 revenue near $13 billion and its 2026 revenue near $2 billion per month, numbers that support a high valuation multiple, but not a stress‑free one. Altman has told investors he will not take the company public below $1 trillion, so the IPO must clear that bar, or the listing will stay on hold.
Today’s Change
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SoftBank’s ticking bridge
To fund its expanded stake in OpenAI, SoftBank arranged an unsecured $40 billion bridge loan that matures in March 2027. Bridge paper exists to carry a borrower into a specific liquidity moment, which…



