68.6 million contracts per day. That is the Q1 2026 average daily volume in the US options market — a new all-time record, up 13.6% year-over-year. Before you dismiss it as a trivia number, let me explain why this figure tells you something important about market structure and what it means for how you should position heading into May expiration.
The Record in Context
The options market has been growing for a decade, but the acceleration in 2025 and 2026 is different in character. It's not just more volume — it's a structural shift in who is trading and what they're trading.
0DTE options — contracts that expire on the day they are purchased — now represent 45% of total options volume. A year ago that figure was around 35%. The retail investor has discovered same-day expiration as a vehicle for leveraged intraday speculation. The entry barrier is low, the leverage is enormous, and the daily reset creates a dopamine loop that keeps participation high.
This matters for the broader market for a reason that has nothing to do with the retail trader's P&L. It has to do with gamma.
Gamma Risk and the Market Maker Problem
When 45% of daily options volume expires same-day, the aggregate open interest across strike prices creates an enormous gamma exposure for market makers. Market makers are the other side of retail 0DTE trades. They collect premium and delta-hedge their resulting position throughout the day.
Delta-hedging at scale is mechanical and directional. When the market moves toward a concentration of short gamma positions — a price level where many 0DTE calls or puts are clustered — market makers must buy into a rally or sell into a decline to maintain their hedge. This amplifies the move.
I track gamma exposure data published by Tier 1 dealers. In weeks with heavy 0DTE concentration near round numbers — think SPX 5,200, 5,250, 5,300 — I have seen intraday moves amplified by 30-50 basis points beyond what the underlying macro news would justify. The options tail is wagging the equity dog.
May expiration adds a layer to this. Monthly and quarterly expiration events concentrate open interest in ways that 0DTE alone does not. Market makers managing both same-day books and longer-dated hedges face compound gamma exposure, particularly in the final two trading days before monthly expiration.
What Record ADV Actually Signals
68.6 million contracts per day tells me three things about market participants right now.
First, uncertainty is elevated. Options are insurance. When ADV grows 13.6% year-over-year while the underlying equity market is at all-time highs, it means investors are paying more for protection on a larger position base. This is not bullish complacency — it is hedged exposure. The smart money is long equities and simultaneously buying tail risk protection. I do the same.
Second, retail speculation is at cycle highs. 0DTE at 45% of volume is not institutional risk management — institutions do not run same-day books as a primary strategy. This is retail, often on leveraged accounts, trading 0DTE as a substitute for sports betting. High retail participation in options is a contrarian signal I take seriously. It does not mean a top is imminent, but it raises the probability that any sharp move down triggers forced liquidations across a wide retail population simultaneously.
Third, institutional hedging demand is rising. Behind the 0DTE noise, I see the data on longer-dated puts — 30-90 day tenor — increasing in notional terms. Institutions are buying tail hedges at higher implied volatility than six months ago. The cost of downside protection has gone up. The market is not ignorant of the risks embedded in Warsh's appointment, persistent CPI above 3.5%, and oil above $100.
The Liquidity Upside
Here is the counterintuitive part: record ADV is actually good news for execution. Tighter bid-ask spreads are a direct function of deeper order books. I compare execution quality now to Q3 2024, when options ADV was around 58 million contracts per day — the current environment gives me 15-20% better fills on defined-risk spreads on most mid-cap names.
If you are trading vertical spreads or iron condors, deeper liquidity means the edge you lose to the bid-ask is smaller. For a 10-lot iron condor on a name like NVDA or SPY, this matters in real dollar terms. Better fills compound over dozens of trades.
How I'm Positioning Around May Expiration
Given record ADV, elevated 0DTE retail participation, and rising institutional hedging demand, my approach for the expiration window is straightforward.
I am selling defined-risk spreads — specifically credit spreads on names where IV rank is above 60 and where I have a directional view. Selling premium in a high-ADV environment captures the elevated implied volatility that institutional hedging demand has pushed up. At the same time, defined risk means I am not exposed to the tail moves that 0DTE gamma amplification can create.
I am avoiding naked options entirely. The gamma dynamics I described mean that unexpected moves — particularly into key price levels where 0DTE concentration builds — can be faster and larger than historical volatility models predict. Naked selling in this environment is asymmetric in the wrong direction.
My specific focus: SPY put credit spreads at the -1.5 standard deviation level, approximately 7-10 days to expiration. CBOE's own gamma exposure data suggests the floor around SPX 5,150 is heavily defended by dealer hedging. I am not betting on a crash — I am collecting premium from the elevated fear premium while staying away from left-tail exposure.
The 68.6 million number is not just a market milestone. It is a structural map of who is in the market, what they are afraid of, and where the mechanical pressure points are. I use it accordingly.
— Ruslan Averin, averin.com