The company conducted multiple liquidity events in 2025, with its latest tender offer valuing the London-based digital bank at $75 billion.
Existing investors in the German robotics startup, including Sequoia and Lightspeed, participated alongside new backers.
The Geneva-based firm targets late-stage single-asset secondary investments across technology and digital ventures.
The Swiss firm's flagship semi-liquid strategy tracks the Morningstar PitchBook Unicorn 20 Index primarily through secondaries.
Engler brings over two decades of technology experience and will lead operations and build the infrastructure behind each deal.
Under the non-binding agreement, O3 may increase its ownership in the social impact investor if certain fund launch and fundraising milestones are met.
The single-asset vehicle extends B2B software investor Viking Growth's hold on a recruitment and HR software platform.
LTC Invest Fund V, which is targeting $250 million in size, is reportedly anchored by Founder and CEO Konstantin Sidrov and Revolut Chairman Martin Gilbert.
The digital bank has reportedly kicked off its employee liquidity event, pricing shares at $2,017 each.
The reported liquidity event would value the digital bank at roughly 1.5x its November valuation of $75 billion.
