Mega IPOs tracker
Of the 5 mega IPOs Dalsna Finance tracks, Anthropic has filed publicly with the SEC, OpenAI has filed confidentially, Stripe and Databricks have announced no IPO and SpaceX has listed and trades. Below is where each stands, with its key dates, and our 2 own articles on them, newest first.
Filed publicly with the SEC
Anthropic S-1 filed
- Timing Reported for the week of November 16, 2026; no date set
- Last private valuation $965B, May 2026 (Anthropic)
- Profile figures checked
Filed confidentially
OpenAI Filed confidentially
- Timing No date set; CEO said "not 2026" (September 2026); reported as soon as 2027
- Last private valuation $852B, March 2026 (CNBC)
- Profile figures checked
No IPO announced
Stripe No IPO announced
- Timing No IPO announced; co-founder said in February 2026 it is not a top priority
- Last private valuation $159B, February 2026 (Stripe)
- Profile figures checked
Databricks No IPO announced
- Timing No IPO announced; CEO said in August 2026 it intends to go public but sees too much distraction in the public market right now
- Last private valuation $190B, August 2026 (Databricks)
- Profile figures checked
Recently listed
SpaceX Trading
- Timing Priced June 11, 2026; trading since June 12, 2026; IPO completed June 15, 2026
- Profile figures checked
- Listed on Nasdaq Global Select Market and Nasdaq Texas
- IPO raised $75B before the over-allotment option (SpaceX (Space Exploration Technologies Corp.), CNBC)
- Latest article SpaceX second quarter 2026 earnings explained: segments, EPS and valuation multiples,
Latest articles
- SpaceX second quarter 2026 earnings explained: segments, EPS and valuation multiples
- SpaceX third quarter 2026 earnings explained: segments, EPS and valuation multiples
More IPOs
- IPO calendar: every US listing we track, upcoming and completed
- Upcoming IPOs
- Largest IPOs of all time: the largest listings on record, ranked and sourced
More hubs: Magnificent 7 stocks · Oil & natural gas stocks
This page is general information, not investment advice.