KKR acquires OSTTRA

● STRATEGIC | FINTECH

FEBRUARY 26, 2026

KKR acquires OSTTRA

TARGET

Post-trade software firm valued at $3.1 billion.

Ownership	PE-backed
Prior owner	KKR
Investors	KKR (majority), Bank of America, Barclays, Citi, HSBC, UBS Investment Bank, Wells Fargo +2 more
Capital raised	$100 million
Headcount	~1,500 FTEs
Headquarters	London, United Kingdom
Leadership	Guy Rowcliffe, co-CEO John Stewart, co-CEO
Sell-side advisor	—

ACQUIRER

KKR

Global alternative asset management firm offering private equity, credit, infrastructure, real estate, capital markets, and insurance solutions.

Deal value	$3.1B (implied valuation) deal value
Ownership	Publicly traded (NYSE: KKR)
Headcount	4,834 FTEs
Headquarters	New York, New York
Buy-side advisor	—

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KKR -> OSTTRA  (2026-09-11)
sponsor_exit | FinTech | $3.1 billion (implied valuation) | announced
Target: Post-trade software firm valued at $3.1 billion.
Website: osttra.com | Buyer site: kkr.com
HQ: London, United Kingdom | Ownership: pe-backed | Seller: KKR | Buyer ownership: public (NYSE: KKR)
Advisors - not yet credited
Source: Thematic - https://thematichq.com/software/d/kkr-osttra.html

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