## [# The Passive vs. Active Chart Everyone Misreads](/sections/features/passive-vs-active-chart-everyone-misreads)
# The Passive vs. Active Chart Everyone Misreads
Cumulative fund flows tell a clean story about passive beating active. The story is wrong.
[](/authors/sumit-roy)
[By Sumit Roy ](/authors/sumit-roy)
Apr 22, 2026
Edited by: ETF.com Staff
[ + Follow ](/etf/login)
Share Email LinkedIn Facebook X (Twitter)
googletag.cmd.push(function() {
googletag.display('js-dfp-tag-article_page_302x26');
});
Loading
You've probably seen some version of this chart before. It shows cumulative net flows into US-domiciled equity funds since 2006.
Index ETFs have ripped higher, index mutual funds have held steady, actively managed ETFs have caught a nice updraft from the active ETF boom, and actively managed mutual funds have bled trillions in assets.
The standard takeaway from this kind of chart is that passive won, active lost, and the question is settled.
I don't buy that interpretation.
The chart sorts funds by product structure, which is a methodological distinction about how a fund is built and tells you nothing about why someone bought it or how they're using it. Once you separate structure from behavior, the story starts falling apart.
Take any sector ETF. The [**Financial Select Sector SPDR Fund (XLF)**](/xlf) tracks an index, but someone buying XLF is making an active bet on financials.
Maybe they're supplementing a broader index fund with extra financials exposure, which is an active call.
Maybe they're buying it on its own, which is even more active.
Maybe they're using it as one leg of a pair trade, which is more active still.
Either way, that active trade lives on the passive side of the chart. The same goes for factor funds, dividend funds, and thematic funds. Many of those track rules-based indexes, but they're used to express active views to varying degrees.
That's separate from another point worth making, which is that index construction itself is often active. There are exceptions, like a small cap index that mechanically tracks the bottom slice of the market by size.
But plenty of index-based funds rely on the judgment of the index provider in deciding how the index gets built, which stocks qualify, how they're weighted, and when to rebalance. In practical terms, those decisions end up looking a lot like an active manager coming up with a strategy.
There's also the flip side. Plenty of what gets counted as active on the bottom half of the chart is less active than it seems. A meaningful share of active mutual fund AUM is closet indexing, meaning broad funds that behave pretty similarly to broad market index funds.
So on one side of the chart, a big chunk of what's labeled passive is functionally active. On the other side, some of what's labeled active is more passive than it looks. The distortions cut in opposite directions.
Still, true broad-market passive, meaning the stuff that buys the whole market at cap weight and forgets about it, is a lot smaller than the chart implies.
On top of all that, the chart leaves a lot out. Hedge funds, separately managed accounts, and direct household equity ownership are all invisible here.
None of this means the chart is "wrong." It just answers a narrower question than people think it does. What it actually shows is that low-cost ETFs have replaced high-cost mutual funds (though there's a little shift back underway as high-cost active ETFs grow).
That's a real and important trend, but it isn't the same thing as passive dominating active. It's just a different argument than the one people usually make when they wave this chart around.
[ + Follow ](/etf/login)
[ Sumit Roy Senior ETF Analyst ](/authors/sumit-roy)
Sumit Roy is the senior ETF analyst for etf.com and author of (Don't) Invest Like a Pro. He creates a variety of content for the platform, including… [View Bio](/authors/sumit-roy)
Related Topics [Advisor Views](http://www.etf.com/topics/advisor-views)
[Equity](http://www.etf.com/topics/equity)
[Active Management](http://www.etf.com/topics/active-management)