SPX Options Volume

599,622 SPX option contracts changed hands in the latest session, at a put/call volume ratio of 1.66. This page tracks how actively SPX options trade — contracts and dollars — and flags individual contracts running far above their own 30-day average volume.

Data as of Sep 11, 2026, 3:56 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.

Last close
$7,658.61
52-week range
$6,343.75 – $7,799.58
ATM IV (30d)
12.3%
IV rank
51 / 100
Moderate
Expected move
±$292.30 (±3.8%)
Put/call OI
1.43
Put-heavy
Max pain
$7,350
↓ 4.0% below close

Options Volume & Premium Flow

Total options volume599,622
Call volume225,472
Put volume374,150
Put/call volume ratio1.66
Listed contracts9,248
Call premium traded$3.73B
Put premium traded$2.63B
Premium put/call ratio0.71
Open interest rank (31 day)81 / 100
Skew rank (31 day)88 / 100

SPX Options Volume Trend

0368.2K736.4K1.1M1.5MFeb '26Jun '26Sep '26

SPX total options volume per session, past year.

0.001.192.373.564.75Feb '26Jun '26Sep '26

SPX put/call volume ratio, past year.

SPX Unusual Options Activity

Contracts trading at least 3× their own 30-day average volume (minimum 500 contracts):

ContractExpirationLastIV Open interestVolumevs 30d avg
SPX $5,950 put Sep 18, 2026 $0.30 64.9% 3,914 15,000 78.6× avg
SPX $7,000 put Sep 18, 2026 $1.70 30.9% 376,487 11,189 85.5× avg
SPX $8,000 call Sep 18, 2026 $0.20 12.5% 285,828 10,455 19.5× avg
SPX $7,650 put Sep 18, 2026 $44.22 12.0% 23,372 9,853 23.6× avg
SPX $7,670 put Sep 18, 2026 $53.30 11.6% 8,482 7,956 27.5× avg
SPX $7,600 put Sep 18, 2026 $29.64 13.1% 55,902 7,920 19.0× avg
SPX $7,670 call Sep 18, 2026 $43.40 11.3% 7,826 7,908 14.7× avg
SPX $7,000 call Sep 18, 2026 $667.96 26.3% 362,767 7,885 266.2× avg
SPX $7,675 put Sep 18, 2026 $55.70 11.5% 5,784 7,595 26.3× avg
SPX $7,700 call Sep 18, 2026 $28.40 10.8% 50,303 6,946 12.9× avg

With a put/call volume ratio of 1.66, today's trading is tilted toward puts. Measured in dollars rather than contracts, $3.73B of call premium and $2.63B of put premium changed hands — the larger premium flow is on the call side. 10 contracts are trading at least three times their own 30-day average volume — activity worth a closer look.

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SPX Options FAQ

How many SPX options traded today?

599,622 SPX option contracts traded as of Sep 11, 2026 — 225,472 calls and 374,150 puts.

Is there unusual options activity in SPX today?

Yes — 10 contracts are trading at least three times their 30-day average volume as of Sep 11, 2026. OptiView flags a contract as unusual when today's volume runs at 3× its own average with at least 500 contracts traded.

Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.

Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.