Open-source database service MariaDB closed down 39.6% in its NYSE debut after a SPAC merger, reaching a $368M market cap, below its $672M valuation in February
Paul Gillin / SiliconANGLE :
Context & Ripple Effects
MariaDB's debut closes a two-year arc that began with its $104M Series D at a ~$672M valuation in February 2022, raised explicitly to fund an NYSE listing via SPAC merger. The company had been on this trajectory for years — back in 2017 an Alibaba-led $27M round valued it at $354M — so the $368M market cap it opened at is below even its five-year-old private mark.
The 39.6% first-day drop repriced the open-source database vendor against its own fundraising history, and it foreshadowed where the story went next: by early 2024 MariaDB drew a take-private offer from K1 at just $37M, a fraction of both the debut price and the Series D.
First-order effects
- Public investors who received shares through the SPAC merger saw their stake marked to a $368M market cap on day one, erasing nearly half the value implied by the February 2022 deal terms.
- MariaDB now trades under quarterly public-market scrutiny, with its open-source database model judged against the $672M bar its own sponsors set.
Second-order effects
- The discount to the 2017 Alibaba-era valuation signals that open-source infrastructure companies cannot count on SPAC-route listings to sustain venture-priced marks, pressuring peers weighing similar exits.
- A depressed public price makes MariaDB cheap relative to its installed base, inviting the distressed-buyer interest that K1 ultimately acted on.
Third-order effects
- If the pattern holds, the endgame for venture-backed open-source database vendors is consolidation into private equity rather than durable independent public listings, as the gap between community adoption and monetizable revenue gets priced in.
- The SPAC class of 2021–2022 faces a structural reckoning: deals struck at peak valuations leave public holders absorbing the unwind, shifting exit power toward later acquirers.
The trend: Open-source infrastructure companies that listed via 2021–2022 SPAC mergers are being repriced toward fundamentals, with take-private buyers capturing the spread between peak deal valuations and public-market reality.