AUG · ISSUE 33 · August 14, 2026
PULSEThe engine pushing and the calendar braking
Dealers short gamma prop up any rally. August and September seasonality works against it. A technical draw.
DEALER GAMMA
short
amplifies rallies
AUG + SEP
worst
months since 1997
VIX
14.55
complacency
THE NUMBER
±0.63%
↔ the S&P's implied move for the rest of the week
That's how much options price the index to move in either direction. A tiny range: summer, thin volume and anesthetized volatility. The market is holding its breath ahead of the data.
THE NUMBER
ZOOM IN±0.63%
±0.63%
↔ summer, thin volume, VIX at 14.55
The market is pricing almost no move. Ranges this tight tend to precede a volatility wake-up, not more calm.
That's the range options price for the S&P over the rest of the week. Tiny: no clear direction is priced in.
- VIX
- — The fear index: expected 30-day S&P volatility.
- RANGE
- — The distance between the expected high and low.
QUOTE
TAKEThe calendar isn't destiny, but it warns
“Positioning holds the market up today; seasonality watches from the side. When technical support runs out, the calendar usually has the last word.”
Seasonality doesn't force a drop, but August and September carry the worst record of the year. Worth keeping on the radar.
- POSITIONING
- — How large traders are placed (long or short).
- SUPPORT
- — A level where demand tends to slow declines.
SEASONALITY
AVERAGE YEARThe two months the market dreads
The pattern doesn't rule, but it explains why many managers trim risk right about now.
Average seasonal S&P return by month (illustrative historical pattern). The trough falls in August and September.
- AVERAGE RETURN
- — That month's mean return across many years.
- TROUGH
- — The lowest point of a series.
THE FIGHT
ENGINE vs BRAKEWho pushes and who brakes the market
THE ENGINE
Dealer short gamma
- Dealers hedge by buying as the market rises.
- That amplifies rallies in a self-reinforcing loop.
- The effect runs into mid-September.
THE BRAKE
Seasonality
- August and September, the worst months since 1997.
- Thin summer volume: any selling weighs more.
- VIX at 14.55: little cushion if the script flips.
Two opposing forces, both real. The short term depends on which one weighs more each day.
- HEDGING
- — Trading the underlying to offset an option's risk.
- FEEDBACK LOOP
- — Buying forces more buying and feeds the rally.
COMPOSITION
WHAT RULES TODAYWhat moves the market short term
Today's technical engine
Policy support into November
The day's binary trigger
Barely counts in the short run
Short term, positioning and flows rule. Valuation barely counts, until it counts all at once.
An illustrative split of the forces dominating the market this week. Indicative, not an exact measure.
- FLOWS
- — Money moving in and out of funds and indexes.
- LIQUIDITY
- — How much available money circulates in the system.
CALENDAR
LATE-MONTH DATESWhen the fight gets decided
| THU AUG 13 · 08:30 ET | JULY PPI | High | The day's binary trigger: producer prices before the FOMC. |
| THU AUG 20 · all day | JACKSON HOLE | High | Central bankers' symposium. The Fed's tone for the fall. |
| FRI AUG 21 · 16:00 ET | OPTIONS EXPIRY | Medium | Monthly opex: dealer gamma positioning resets. |
| WED AUG 26 · AMC | NVDA EARNINGS | High | The big print: sets the tone for market leadership. |
Gamma support runs out by mid-September. Before that, four dates can break the calm.
- OPEX
- — Options expiry. Resets dealer hedging.
- JACKSON HOLE
- — The benchmark annual central-bank summit.
- AMC
- — After Market Close: earnings after the US close.
WRAP-UP
FOLLOW USDid this briefing help?
If it clarified why calm can be deceptive, share it.
One carousel a day, Monday to Friday. Another story, another concept.
FOLLOW US ON INSTAGRAM · @ronfy_official
Daily briefing · Mon-Fri 16:00 ET
- GAMMA
- — The acceleration of option hedging near expiry.
- SEASONALITY
- — A historical pattern by time of year.