Over 1.36 billion shares of the Direxion Daily Semiconductor Bear 3X ETF (SOXS) changed hands on June 9, a single-day figure so large it ranks as the third-highest volume session for any US-listed ETF in the past two decades.

To put that in perspective, SOXS typically sees somewhere between 200 and 500 million shares traded on a given day. Monday’s number wasn’t just elevated. It was roughly three times the high end of normal.

What SOXS actually is, and why this matters

SOXS is a leveraged inverse ETF that aims to deliver 300% of the daily inverse performance of the ICE Semiconductor Index. In English: if semiconductor stocks drop 1% in a day, SOXS is designed to go up 3%. If chips rally 1%, SOXS loses 3%.

These are not buy-and-hold instruments. They’re tactical weapons, primarily used by short-term traders looking to make aggressive bets on daily moves in the chip sector. The fund launched back in March 2010 and has since become one of the most actively traded leveraged ETFs in existence.

SOXS closed the day at approximately $5.69, after what sources describe as significant intraday fluctuations. That price point itself is worth noting, since Direxion executed a reverse split on SOXS back on February 4, 2026, which would have consolidated the share count and adjusted the per-share price upward at that time.

A wild week for semiconductor bets

Monday’s volume explosion didn’t happen in isolation. Just four days earlier, on June 5, SOXS surged 31.5% in a single session. A 31.5% move in one day, even for a 3x leveraged product, is eye-catching. That kind of gain implies the underlying semiconductor index dropped roughly 10% that day, which would constitute a brutal session for chip stocks.

Combined trading activity in SOXS and its bullish counterpart, SOXL (which delivers 3x the daily performance of the same semiconductor index), reached record levels during this stretch.

What this means for investors

The critical detail for anyone watching this space is the nature of 3x leveraged ETFs themselves. These products reset daily, meaning their performance over periods longer than one day can diverge dramatically from what you’d expect based on the underlying index’s move. A semiconductor index that drops 10% and then recovers 10% doesn’t leave SOXS flat. It leaves SOXS at a loss, thanks to the math of daily compounding on leveraged returns.

The February reverse split adds another layer of complexity for anyone trying to compare current volume figures to historical norms. Reverse splits reduce share count, which typically reduces daily volume in absolute share terms. The fact that SOXS hit 1.36 billion shares traded despite a reverse split earlier this year makes Monday’s figure even more remarkable in context.