Why Hedge Funds, PE Firms, and Family Offices Are Moving Into Patent Litigation Funding
Ask anyone who spends time around institutional allocators in 2026 why patent litigation funding keeps coming up, and correlation is usually the first word out of their mouth. A jury doesn't check bond yields before returning a verdict, and a judge ruling on infringement isn't pricing in what the Fed did last week. Case outcomes turn on facts and law, not on where the market is in its cycle, and that kind of return stream is genuinely hard to find right now.
The numbers back that up, at least for the funders willing to publish them. one such funder, the largest publicly traded pure-play litigation funder, reported cumulative return on invested capital of 87 percent and an IRR of 26 percent on its concluded matters through year-end 2024. A 2022 study in the Journal of Alternative Investments by Michael McDonald and Thomas Healey found in-sample returns on diversified litigation portfolios running in excess of 20 percent annually. Figures like that are hard to source anywhere else at scale right now, certainly not in private credit or buyout at today's entry multiples.
Patent cases carry a payout shape close to an option, and the structure works for both sides of the deal. Most patent owners don't have the several million dollars it costs to take a strong case through trial against a well-capitalized defendant. A funder covers that cost on a non-recourse basis, the patent owner never writes a check and owes nothing if the case fails, and in exchange usually sits first in line to recover two to three times its investment out of any award or settlement, with the rest, typically the bulk of the recovery in a strong case, going to the patent owner. The investor ends up with a capped, defined loss and real upside; the inventor gets a shot at the value of their patent that they'd never get on their own.
Discipline on the front end is what makes any of this work. In a report released in December 2024 (GAO-25-107214), the Government Accountability Office found that nearly every funder it interviewed said it finances five percent or fewer of the patent cases pitched to it. Firms are underwriting validity, infringement strength, and a defendant's ability to pay, the same diligence muscle a PE shop already runs on principal investments, just pointed at a docket instead of a balance sheet.
Investors aren't limited to one case at a time, either, and that matters more than it might sound. A portfolio of fifteen or twenty matters spreads out the binary, win-or-lose risk that scares off allocators who only know the space by reputation, one case going sideways doesn't sink the return, the same logic a venture portfolio runs on across a slate of startups. Insurance has caught up to the asset class as well: judgment preservation policies and other contingent-risk products can now wrap a single large award or an entire portfolio, covering against a reversal on appeal or a lower-than-expected recovery in exchange for a premium. Put a portfolio structure next to an insurance backstop and litigation funding starts underwriting a lot more like a normal credit or private equity position than a string of coin flips.
There's also a structural fit with how family offices want to deploy capital right now. FINTRX's Q2 2026 family office report found that among newly onboarded family offices, 92.7 percent expressed interest in direct, bespoke deals versus 10.4 percent for hedge funds (FINTRX, Q2 2026 Family Office Report), a preference for control and transparency that's becoming the norm for newer money. Patent litigation funding is usually done case by case rather than through a blind pool, so it fits that instinct naturally, and a portfolio or insurance-wrapped structure gives those same investors a way to get comfortable with size.
The market itself has also gotten big enough to matter. The Business Research Company put global litigation funding at $25.8 billion for 2026, up from $22.76 billion the year before, growing at roughly 13 percent a year and on pace for about $41 billion by 2030 (The Business Research Company, 2026); other market-research houses land higher, closer to $60 billion by the mid-2030s, but the direction is the same either way. Participation has widened past the original specialist shops to include large asset managers, insurers, and banks, and that kind of crowding tends to reinforce an asset class's legitimacy rather than dilute it.
There's a simpler point underneath all of this, too. Private credit and buyout funds have raised capital faster than they can put it to work in crowded markets, and litigation finance offers a differentiated bucket, uncorrelated, high-return, still underexplored, that lets that dry powder find a home without competing head-on for the same deals everyone else is chasing.
None of this makes litigation funding a slam dunk. Case selection, jurisdiction risk, and time to resolution still separate the funds that perform from the ones that don't, and returns like the one mentioned earlier aren't guaranteed to repeat across the industry or across cycles. But between a return profile that doesn't move with public markets, the underwriting discipline behind it, and a market now large enough to support real portfolio construction, it's not hard to see why the allocators who've actually looked closely keep coming back.
Sources
This article is for general informational purposes only and does not constitute investment, legal, or tax advice, nor an offer or solicitation to buy or sell any security or fund interest. References to the performance of any third party reflect that company's own reported results and are not indicative of returns achieved, targeted, or expected by Stratton Street Litigation Funding or any fund it manages. Market size, growth, and academic-study figures are third-party estimates cited for context and may vary by source. Past performance is not a reliable indicator of future results.
Michael McDonald and Thomas J. Healey, “Litigation Finance Investing: Alternative Investment Returns in the Presence of Information Asymmetry,” The Journal of Alternative Investments, Vol. 24, No. 4 (2022).
