Best Alternative Investment Platforms With a Secondary Market

The biggest drawback of alternative investments is illiquidity. When you invest in a real estate deal, a private company, or a piece of art, your money is typically locked up for years — sometimes with no way out until the investment matures or the asset is sold. This is the tradeoff you accept for potentially higher returns and diversification.

But a growing number of platforms are addressing this pain point by offering secondary markets — internal exchanges where investors can buy and sell their holdings before the official exit date. These secondary markets don't make alternatives "liquid" in the way stocks are, but they provide a meaningful escape valve when you need it.

What Is a Secondary Market?

A secondary market is a platform-hosted marketplace where existing investors can list their positions for sale and other investors can buy them. Think of it as a mini stock exchange, but for alternative investment shares.

Key things to understand:

• Pricing: Shares may trade at a premium or discount to their last stated value, depending on demand
• Volume: Secondary markets on alt platforms have much thinner volume than stock exchanges. There's no guarantee you'll find a buyer quickly (or at all)
• Fees: Most platforms charge a transaction fee for secondary market sales, typically 1-3% of the sale price
• Timing: Some platforms only run secondary market windows periodically (monthly or quarterly), not continuously
• Restrictions: There may be minimum holding periods before you can list a position for sale

Why It Matters

Having a secondary market option doesn't mean you should plan to use it. These investments still work best as long-term holdings. But knowing you can sell — even at a discount — provides meaningful peace of mind, especially for investors who are new to illiquid alternatives.

Secondary markets are particularly valuable in three scenarios:

1. Life changes: Unexpected expenses, job loss, or shifting financial priorities that require liquidity
2. Portfolio rebalancing: Your alternative allocation has grown beyond your target percentage and you want to reduce exposure
3. Upgrading positions: You've found a better opportunity and want to redeploy capital

How We Evaluated Platforms

Beyond our standard five-factor rating (fees, minimums, transparency, ease of use, and returns), we gave additional weight to the quality of each platform's secondary market — including trading frequency, historical fill rates, fee transparency, and any restrictions on when or how much you can sell.

Here are the best platforms that offer secondary market liquidity.