Ballooning ‘buffer’ ETF market leads to more complex array of products

By Suzanne McGee

NEW YORK, August 4 (Reuters) -Investors are piling into financial products that offer them the chance to forgo some potential gains in exchange for protection against a market selloff, with the number of exchange-traded funds offering variants on this concept doubling in number and size over the last two years.

So far this year, some 30 of these so-called buffer funds have made their debut in the U.S. as investors try to protect recent gains from the risk that soaring valuations and ongoing policy tumult will prompt a retreat.

That brings the total number to nearly 350, compared to 178 two years ago, according to data from Tidal Financial Group. Each launch provides a new twist on the concept as more asset managers battle to win a piece of a pie worth $70 billion today and one that BlackRock expects to hit $650 billion by the end of the decade.

But the rapid growth and growing complexity of the new ETFs are fueling anxiety among some analysts and market participants that the asset management universe may be hitting “peak buffer”, a point at which products become too exotic and too focused on a narrow market segment to be useful tools for most investors. That, in turn, creates the prospect of investors putting money into costly or unsuitable products.

“There are only so many ways to skin the cat, so every new product becomes more niche,” said Dave Nadig, an independent ETF industry consultant. “The likelihood of any new product being brought out now that an investor’s portfolio really requires is pretty small.”

That is not stopping issuers from trying, however. Today, investors can buy risk-protected bitcoin products, buffer their exposure to Chinese Internet stocks, and own next-generation “dual direction” buffer ETFs, designed not just to minimize losses but to give investors capped gains in both rising and falling markets.

Plain vanilla buffer ETFs offer investors a way to swap part of their upside for some kind of cushion against losses on a portfolio of stocks, most usually an index like the S&P 500. The structure dates back to the 1980s, when it underpinned structured notes that were then fast becoming part of high-net worth investor portfolios.

Those still represent the lion’s share of the market, with pioneers First Trust and Innovator Capital Management accounting for about 86% of buffer ETF assets and about 75% of inflows into the space in the first seven months of 2025, according to data provided by issuers and verified by Reuters.

But a filing in early July by a surprise new entrant into the buffer field – ARK Investments, the technology asset management firm founded by Cathie Wood – has prompted further debate. ARK is seeking approval from U.S. regulators to launch a suite of new buffer ETFs tied to its flagship ARK Innovation ETF.