- SeriesBUSD 76M — Amount: USD 76M; Post-money valuation: Undisclosed (Tracxn records post-money valuation at USD 1B, noted on 2024-06-25); Led by: No single lead investor identified | The key information in this round is investor type, not amount. Three major record labels (Sony Music, Universal Music Group, Warner Music Group) and gaming giant EA entered simultaneously—directly related to Stability AI's core dilemma: copyright. Stable Diffusion's training data has long faced copyright disputes (Jan 2024 Getty Images lawsuit progressed, alleging unauthorized use of copyrighted images for training). The entry of the three major record labels is best interpreted as transforming plaintiffs/potential plaintiffs into...
- $80M FinancingUSD 80M — Amount: USD 80M; Post-money valuation: USD 1B (flat with 2022 peak, no growth); Led by Coatue, Lightspeed Venture Partners | This was a recapitalization, not growth financing. Key background: ① In Mar 2024, Emad Mostaque resigned as CEO and exited the board, with COO Shan Shan Wong and CTO Christian Laforte serving as interim co-CEOs. ② The round announcement also appointed Prem Akkaraju as CEO and Sean Parker as Executive Chairman. ③ The announcement did not disclose the amount, but subsequent filings by the UK entity stated the parent company raised over USD 80...
- Seed RoundUndisclosed — Amount: Undisclosed; Led by Sound Ventures | A small round with undisclosed amount. The timing is noteworthy: mid-2023 was when the company's problems began to surface—reported monthly burn rate reached USD 8M, internal management was chaotic, and reports began questioning Emad Mostaque's management style and claimed educational background. During the same period (from Jul 2023), core researchers began leaving successively: Robin Rombach (SD core researcher) left in Jul 2023 to join Mila; Andreas Blattmann (SD 2.0 co-lead) left in Aug 2023 to found Black Forest Labs; Dominik Lorenz (Dreambooth author)
- SeriesAUSD 100M — Amount: USD 101M; Post-money valuation: approx. USD 1B (peak valuation); Led by Coatue Management, Lightspeed Venture Partners, O'Shaughnessy Ventures | This was Stability AI's highlight moment and its historical valuation peak. After Stable Diffusion was released as open source in Aug 2022, it went viral globally with downloads exceeding one million in a short time; just two months later, the company closed its USD 101M round at an approx. USD 1B valuation. Stable Diffusion was not independently completed by Stability—the company's 2022 announcement explicitly credited Patrick from Runway for leading the work.
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