SPX 0DTE Suite · v4.25.1

Shape	Charm	Primary Day Type	Strike Logic	Size
↓ Risk Reversal	Suppressive ↓	Drift ↓ / Pin Below	Fly/spread targeting dominant long below spot	Full
↑ Inv. Risk Reversal	Supportive ↑	Drift ↑ / Pin Above	Call spread targeting dominant long above spot	Full
◆ Anchor	Bidirectional → anchor	Pin (highest conviction)	Tight fly centered exactly on dominant long	Scale Up
↔ Range / Bracketed	Contained	Range / Pin Within	Condor using both walls; fly on anchor	Full
⟷ Compression	Weak locally	Range / Decision	Spreads toward far walls, wider tolerances	Reduced
✕ Fishbone	Incoherent	Expansion Risk	None — sit out	Sit Out

Discipline & Execution

The behavioral framework — Vols' self-corrections and hard rules

The Cardinal Sin

Abandoning Your Framework Midtrade = Gambling

The most personal and repeated admission in the commentary. Multiple instances where Vols deviates from his own framework and catches himself:

"I abandoned my own risk framework on a hunch about London close. That's not trading — that's gambling."

— Mar 3, 2026

"Had I abandoned my fly idea when we moved out of range — or when I was being taunted for being wrong on my bias — I would have recovered 1/3 of premium and been in position to get back in sync with the profile."

— Mar 3, 2026

The lesson: the framework's value is consistency. You can't evaluate an inconsistent process.

RTM Rule

Never Trade Against RTM During London Close

Referenced enough times to treat as a hard rule: the RTM (Return to Mean) model's signals during London close (approx. 11am–12pm ET) should not be faded.

"Thou shalt not trade against RTM during London Close."

— Mar 3, 2026

More broadly: when RTM signals active buying or selling pressure, charm-based thesis gets secondary priority until RTM pressure exhausts.

Don't Chase

Never Short Near Lows When Move Is Already Extended

"The single most important thing I can say to you here is that the literal last thing I would do on a day like today, given this price action, is get short around 11:30, thinking I was jumping into a real move. You're not, you're the mark."

— Jan 16, 2026

Extended intraday moves in a positive gamma environment are frequently followed by snapbacks. Chasing the move in the second half = taking the other side of a charm-driven reversal.

Sizing Rules

Risk 1.25–2.5% Per 0DTE Trade. Max 5%.

Explicitly stated once and consistent with the risk management philosophy throughout:

"Usually with 0DTE trades I'm risking 1.25–2.5% of my trading account balance and occasionally as much as 5% (rare). No one trade kills me."

— Mar 3, 2026

In speculative / high uncertainty setups (negative gamma, fishbone structure, conflicting signals): throttle down size. The edge is real but the variance is higher. Smaller size + more patience = better long-run outcomes.

Process Anchor · Mar 24, 2026

The 1,000-Instance Decision Rule

When you get stopped out at exactly the wrong moment — thesis correct, exit triggered, price immediately reverses in your favor — the instinct is to question your rules. The antidote:

"If I faced this exact set of circumstances 1,000 times — would I make the SAME decision every single time? Sometimes it comes with an internal eye-roll, but for me usually the answer is yes. And that is what keeps me on the right side long term, even if sometimes the adverse outcomes are dramatically rubbed in my face to test my resolve."

— VolSignals, Mar 24, 2026

HOW TO USE THIS

After any frustrating exit — especially one that "should have worked" — run the 1,000-instance test before adjusting your rules or re-entering emotionally. If the process was correct, the outcome is noise. If you'd make the same decision 1,000 times: the process is intact. Do not let one adverse outcome pollute a sound rule.

The question is never "was I right?" It's "was my process repeatable and sound?" Correct process + bad outcome ≠ bad process.

Core Principle · Mar 24, 2026

Edge and Trade Management Are Two Separate Tools — Both Required

Having a positioning edge (dealer flows, charm path, RTM) is necessary but not sufficient. The management layer is what converts edge into P&L over time.

"RTM is the edge. Not because it's right every time, but because it gives you insight into institutional flows and balance areas. The trading management allows you to become the house in a casino — cut your losses with impunity and manage your winners."

— VolSignals community, Mar 24, 2026

"You can have great edge but you will NEVER succeed long term without self-control and a disciplined trading framework. YOU are ultimately your only edge."

— VolSignals, Mar 24, 2026

THE TWO-LAYER MODEL

Layer 1 — Edge Identification: Dealer flow analysis, charm path, positioning structure, regime classification. This is the framework.

Layer 2 — Edge Conversion: Pre-trade checklist, defined exits, sizing discipline, partial profit taking, breach thresholds. This is execution.

Both layers are required. A trader with Layer 1 only is educated but not profitable. Layer 2 without Layer 1 is disciplined but undirected. The combination is the system.

The Most Important Habit

Manage Winners — Partial Profit Is Not Weakness

The single most common post-trade comment across the corpus: taking partial profit at 50–100% gain while leaving runners is consistently described as the highest-impact behavioral change.

"My best adaptation over the last two years has been being willing to take profits on %-enough of my quantity to smooth out the upward slope of my account."

— Jan 30, 2026

The math: a fly that goes from $3 to $7 and comes back to $2 = flat. A fly that goes $3 → $7, you take 75% off → then the remaining 25% goes to zero = still profitable overall. The runway you create by taking partial profit is the edge.

OPEX Awareness

Don't Position Into Expiry — Wait for the Move

When anticipating a directional move based on positioning, Vols repeatedly notes that positioning before expiration is the wrong timing. The mechanical flows (charm, vanna unwinding) often trigger on and after the expiration:

"Don't rush to trade before expiration. Allow for the move to unfold on and after the expiration — which puts us at Friday through next Wednesday."

— Jan 13, 2026

Post-OPEX: old gamma walls are removed, new profile emerges, charm paths reset. The first 1–2 days after major expiration are where structural shifts become visible and tradeable.

0DTE Only

Charm Works on 0DTE Strikes — Not Weekly/Monthly

Critical timing distinction that most traders miss:

"This option at 6475 is not a charm influence right now, it's not. It's just a straddle. Don't expect that just because we're trading above 6475 that we have to have a charm up influence when the straddle is this expensive."

— Mar 7, 2026 (on weekly strikes)

TIME-DISTANCE RULE

0DTE strikes: Charm influence works TODAY. 10 points from strike = meaningful drift.
Weekly strikes (2-7 days out): Charm delayed until day-before expiry. Won't create same-day pin.
Monthly strikes: No meaningful charm until expiry week.

Only trade 0DTE strike levels for same-day charm-based setups. When Vols mentions a weekly strike in morning levels, it won't pin TODAY — it's positioning context for later in the week.

Skew Check

Low Skew = VIX Drop Won't Create Rally

The vanna mechanism only works when skew is elevated:

"Everybody thinks, wow, VIX is so high. I can't wait for this VIX to drop. It's going to explode futures higher. Well, that's not causative unless there's VANNA. Right now we're at a location where we can drop VIX from 28 to 24 and we might not get a big move."

— Mar 7, 2026

SKEW-VANNA GUIDE

High skew (>0.48): Heavy put premium = strong vanna = VIX drop triggers dealer delta buying = explosive rallies possible
Low skew (<0.40): Balanced positioning = weak vanna = VIX drop doesn't force buying = grind/chop expected

This explains why "obvious bounces" fail in low-skew environments. Don't expect vol collapse to create rallies without checking skew first.

Institutional Flow Signals

Large order flow, CTA levels, and external signals referenced in commentary

Structural Warning · Mar 22, 2026

Quarterly Expiry + JPM Collar Reset = Unanchored Window

Two threads published on the same day describe the same structural moment from different angles. Read together, the message is unambiguous:

Thread 1 (JPM Collar): Vanna-driven dealer selling has been pulling spot toward 6475. That flow is vol-sustained and exhausts at expiry — followed by violent expansion away from the strike.

Thread 2 (Skew Crash): Skew crash confirms spot has traveled deep enough into the put strike zone that vanna is spent. The vol surface has rotated to pure gamma. No more directional dampening.

THE COMBINED REGIME READ

Vanna fuel spent → gamma hole active → quarterly expiry March 31 → JPM collar expires with no replacement until June collar is placed. The structural support level that organized dealer hedging flows disappears next week. The post-expiry window is structurally untethered — no anchor, no known new collar strike.

"Don't be surprised on the 31st when the new June Quarterly collar is nowhere to be found."

— VolSignals, Mar 22, 2026

OPERATIONAL RULES — WEEK OF MARCH 22–31

· Skew crashed + vol elevated + gamma hole = Expansion bias, not Pin or Range
· Do not pin-hunt or mean-revert around 6475
· Expect violent move at/through expiry (March 28 OPEX, March 31 quarterly)
· Post-expiry: structurally unanchored until June collar placed — no known dealer short strike to organize flows
· Use defined-risk structures with wider exits. Reduce size. Sit out anything without a pre-defined exit.

Large Block Options

Citadel / Customer Blocks as Regime Signals

Specific large orders are forwarded and discussed as having sustained directional impact — particularly when they arrive during periods of low index gamma (high vanna sensitivity):

"You absolutely have to respect an order like that for its impact and the persistence of its impact. When vanna is as high as it is and gamma is as low as it was — that's just pure force."

— Mar 4, 2026 (on Jun VIX 22 call close)

Key context: large VIX call closes/opens move the vol surface, which cascades into vanna-driven index flows. The correlation is timing-specific — watch for SPX/VIX/VVIX intraday pivots that coincide with known large flow timing.

CTA Levels

GS CTA Pivot Levels as Regime Switches

Goldman Sachs CTA flow data is referenced frequently. Key levels (short-term, medium-term, long-term pivots) function as regime switches where systematic buying flips to selling or vice versa.

Example levels cited: Short-term ~6908, Medium-term ~6757, Long-term ~6348 (as of Mar 2026). When price trades through a medium-term CTA level with momentum, the selling unlocked can be $50–80B over 1 month.

Down tape + medium-term break → up to $80B CTA sell unlocked
Up tape → significant buying inflow
Flat tape → modest selling in most recent periods

Levered ETF Flows

$10B+ Levered ETF Rebalancing = Market Impact

Daily levered/inverse ETF rebalancing flows (TQQQ, SOXL, UPRO, SQQQ, etc.) create end-of-day impact. Key pattern observed:

PATTERN

Large levered ETF BUY requirement ($10B+) has been a CONTRA-indicator 3 of 5 sessions — meaning the flow is often front-run and the market fades into close once the mechanical demand exhausts. Don't chase rallies into close on large levered ETF buy days.

Also: Levered ETF flows are notoriously difficult to time precisely — don't assume "they have to buy at close" means price rises smoothly into 4pm. The rebalancing timing varies.

Skew as Regime Indicator

Persistent Skew Bid = Asymmetric Downside Risk

One of the key themes in early 2026 commentary: skew remaining persistently elevated even as spot rallied or stabilized was treated as a warning signal that the downside risk hadn't been cleared.

"Skew never relaxed. So now we have the same problem on our hands. We got as much vol drop as one could expect in this market but we still have this problem of asymmetry that keeps compounding."

— Feb 25, 2026

When skew is bid at the same time as a rally, it means hedgers are still buying protection aggressively — someone big doesn't believe the rally. When skew finally drops on a rally, that's the "all clear" for the move being sustainable.

TDF / Pension Flows

Target Date Fund Rebalancing at Month/Quarter End

Target Date Fund (TDF) rebalancing flows are referenced as a potential mechanical bid following large sell-offs — particularly at end of quarter or after significant equity losses trigger their equity-up rebalancing trigger.

"We may see inflows from TDFs get the ball rolling higher, right as we reset the vanna profile as well."

— Mar 28, 2025

These are not 0DTE-level flows but they can provide a multi-day tailwind after extreme negative gamma periods resolve.