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Seed Capital for Special Situations and Event-Driven Funds

By Whitespace Research · Published October 2026

The central diligence question for a special situations fund is the gap between how fast its assets can be sold and how fast its investors can leave. Its returns depend on outcomes set by courts, regulators, boards and counterparties, and the assets are often hardest to sell just when those outcomes turn. Mitchell and Pulvino's study of 4,750 mergers found risk arbitrage returns uncorrelated with the market in flat and rising markets but positively correlated in severe declines (Journal of Finance, 2001). In the Washington Mutual bankruptcy, funds that joined plan negotiations faced a colorable insider trading claim (Davis Polk, 2011). Liquidity terms and information controls are therefore part of the investment case, not back-office detail.

Event-driven managers are paid to take risks most investors cannot analyse: a contested merger, a restructuring, a spin-off, a proxy fight. A seeder does not need to second-guess each thesis. It needs to know the fund will survive the theses that fail, and that the firm's conduct while pursuing them will hold up in court.

Four risks a seeder will price

Set terms from the worst position, not the average

New funds outside equities have already moved away from frequent liquidity. Among hedge funds launched in 2025 by Seward & Kissel clients, all non-equity funds offered quarterly or less frequent liquidity and 67 percent used lockups or investor-level gates (Seward & Kissel, July 2026).

A post-reorganization equity stake or a litigation claim can take years to realise. A fund holding them cannot promise quarterly liquidity on all of its capital without a mechanism to hold the slow assets back. Decide in advance how gates or side pockets would be used, who decides, and how those assets are valued while they wait. If most of the book is slow, the honest structure is closed-end or hybrid, and saying so early earns more trust than a liquidity term the fund could not keep.

Event risk is market risk with a delay

Mitchell and Pulvino found that across 4,750 mergers from 1963 to 1998, risk arbitrage behaved like selling uncovered index put options: steady returns in calm or rising markets, correlated losses in severe declines, and excess returns of about 4 percent a year after costs once that shape was accounted for. The authors traced the pattern, at least in part, to deal failure: mergers were more likely to fail after market downturns, so losses tend to arrive when everything else is falling too.

Show a seeder the book under a broad market decline, not only deal by deal. Size positions by the loss if the event fails, not by the spread if it succeeds, and show the limits that keep any single outcome from deciding the year.

The process is part of the position

In September 2011, the bankruptcy court in Washington Mutual found the equity committee had stated a colorable insider trading claim against four noteholders, Appaloosa, Aurelius, Centerbridge and Owl Creek, who had bought blocking positions, joined settlement negotiations and kept trading (Hedge Fund Law Report, October 2011). The finding was not a ruling on the merits. But the court said creditors who receive material nonpublic information in such talks must restrict their trading or set up an ethical wall, and it did not see that as too high a price for "a seat at the negotiating table" (Davis Polk, October 2011).

Activist strategies run on a regulatory clock as well. Since the SEC's 2023 amendments, an initial Schedule 13D is due within five business days rather than 10 days, and amendments within two business days (SEC, October 2023).

Decide before you buy whether you will sit at the table. Keep a restricted list, a written wall-crossing procedure and counsel who has done it before. A seeder's operational review will test these more closely than the investment thesis, because a failure here can freeze or unwind the position regardless of how good the thesis was.

How seed terms adapt to slow assets

Seed capital has been getting more patient. Seward & Kissel found three-year lockups in half of 2023 seed deals, up from 10 percent in 2018, and seeders agreeing to keep the same liquidity as third-party investors even if a hard lockup ended early (Business Wire, June 2024). For a fund holding slow assets, that second point matters most: a seeder who can leave ahead of everyone else is a liquidity risk to every other investor.

In our view, opportunity in special situations is cyclical, and the best years to deploy are often the hardest years to raise. Capacity rights, which let a seeder add capital later (Tannenbaum Helpern, 2020), can be worth more to both sides here than in a steadier strategy, if they are written to be used when the cycle turns.

What operational review will cover

Operational due diligence was the most cited barrier to allocating in the AIMA and Marex Emerging Manager Survey 2026, at 86 percent of investors (AIMA and Marex, 2026). In this strategy that review covers valuation of slow assets, information controls and the liquidity plan. A manager who has those in writing can spend the meeting on the opportunity set.

Frequently Asked Questions

What do seed investors diligence in an event-driven or special situations manager?

Whether the liquidity terms fit how quickly positions can be exited, how the book behaves in a broad market decline, how legal and process outcomes are analysed, and how the firm controls material nonpublic information gained through negotiations, creditor groups or activism.

Are merger arbitrage returns uncorrelated with the market?

Mostly in calm markets. Mitchell and Pulvino's study of 4,750 mergers from 1963 to 1998 found risk arbitrage returns uncorrelated with the market in flat and rising markets but positively correlated in severe declines, a pattern resembling the payoff from selling uncovered index put options.

What legal risks are specific to distressed investing?

Joining restructuring negotiations can give a fund confidential information. In the Washington Mutual bankruptcy in 2011, the court found a colorable insider trading claim against four funds that kept trading while negotiating, and said creditors in such talks should restrict trading or use an ethical wall.

What liquidity terms suit a special situations fund?

Terms set from the least liquid positions, not the average. In Seward & Kissel's study of hedge funds launched in 2025, all non-equity funds offered quarterly or less frequent liquidity and 67 percent used lockups or investor-level gates. Books dominated by multi-year positions often fit a closed-end or hybrid structure better.

Sources

A note on scope: this page describes broad market practice as reported in third-party research and regulatory material. It is general information, not investment, legal or tax advice, and it does not describe terms offered by any specific investor, including Whitespace.

Further reading

Seed capital by strategy

Whitespace reviews event-driven and special situations strategies from emerging managers. If you are launching one, tell us how the liquidity terms line up with the slowest positions in the book.

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Published October 2026. Figures come from the publications listed above; survey samples and definitions differ from one source to the next. Check the current edition of each source before relying on a number in an allocator conversation.