House Vesper — 2026-07-20

desk: house-vesper date: 2026-07-20 forecasts: vesper: p_trade: 1.0 direction: long conviction: high

Desk Plan — House Vesper — 2026-07-20

Briefing reference: /Users/dadbot/Desktop/ClaudeBod/projects/dadbrain/Analysis/briefings/2026-07-20-pm.md PM: VESPER

Shared Market Read

• Event risk today: LOW — No Tier-1 events. The macro calendar is light (LEI at 10:00 AM ET is MEDIUM-impact, CFNAI at 8:30 AM is LOW). FOMC blackout period active (July 18–29 — no Fed speakers). The dominant unresolved narrative is the chip rout overhang and positioning ahead of this week's mega-cap tech earnings (Tesla, Alphabet, IBM Wed/Thu).
• Session character expected: Mixed / waiting for catalyst. The light macro calendar and absence of Fed speakers mean the session is likely choppy and range-bound. Both SPY and QQQ closed below their SMA20 on Friday — SPY at 743.28 (744.97 SMA20) — for the first time since early July. The LEI release at 10:00 AM is the only scheduled inflection point. Position-squaring ahead of mid-week earnings is the most likely intraday driver.
• VIX regime: 18.38 (MID — 18–28). For VESPER, the mechanism watch is measured on market data (SPY overnight executable-anchor gross mean), not VIX level. The MID regime is context — the overnight risk premium is typically higher in elevated vol. The VIX edged down from Friday's close (18.77 → 18.38) but remains in the MID band that has historically been favorable for the overnight drift edge.
• Key levels: SPY prior close 743.28, SMA20 744.97 (~1.69pts above). Prior-day range 740.80–747.25. ATR(14) 7.64. SPY is below SMA20 — the first close below it since the week of July 6. The only level that matters for VESPER is the 16:00 auction-inclusive close (entry anchor). The intraday SMA20 fight, the chip rout, and the 10:00 AM LEI will all be resolved before VESPER's 15:50 MOC entry window.
• Macro backdrop: The chip rout is the dominant unresolved narrative, but the market is in a wait-and-see pattern ahead of this week's mega-cap tech earnings. The two-tier market (tech sold off, eight of 11 S&P 500 sectors positive on Friday) is the defining structural feature. SPY closed below SMA20 for the first time since July 6, breaking a multi-week constructive trend. The LEI at 10:00 AM (consensus 0.0%, 29-month streak of non-positive readings) is the only scheduled catalyst. Tonight's hold (Jul 20 → Jul 21) is a standard single-overnight hold (no weekend multiplier).

VESPER — SPY (Overnight Hold)

Concrete call: VESPER trades tonight — unconditional hold, as every session. The Jul 17→20 weekend hold (entered at 742.67) exits at today's 09:31 bar open. Standard cycle: exit the weekend hold, then enter the 2026-07-20 overnight hold at today's 15:50 MOC. The chip rout, LEI release, and SPY's SMA20 battle are intraday dynamics that do not inform VESPER's unconditional overnight hold. The mechanism watch edge is intact (trailing-250 +8.277 / trailing-500 +4.995 as of the last cache — premium well above the 0.655 kill floor).

Sizing vs. event risk: Standard 90% of equity (~current equity → ~$22,241 notional, ~30 shares at SPY ~741). No adjustment. Event risk is LOW — no Tier-1 events today. The LEI at 10:00 AM is resolved ~6 hours before VESPER's entry window. The market has a full session to absorb and price the data. The chip rout is a persistent structural narrative, not a session-specific event — it was present in the validated backtest sample across multiple regimes. The 2022-regime tail (−11.4% on equity) and the true in-sample worst (−26.5%, 2020 COVID) remain the relevant tolerance benchmarks.

Cumulative performance context (for awareness, not a decision input): VESPER has completed 2 paper cycles entering Phase 3. Both were net losers — first cycle (Jul 15→16: entry 754.46, exit 753.16, −$41.02 net, −18.23 bps) and second cycle (Jul 16→17: entry 750.57, exit 742.36, −$247.96 net, −110.38 bps). Cumulative net P&L: −$288.98. The weekend gap (Jul 17→20) that resolves at today's 09:31 open will determine whether the third cycle breaks the losing streak. This is within tolerance. The mechanism watch on market data, not P&L pain, is the kill discipline — trailing-250/500 overnight gross means are intact at +8.277/+4.995 bps/day. A −110 bps individual observation is a normal tail in a strategy with 56.1% net WR and 80+ bps daily SD. The edge SPRT is honesty-labeled as unable to decide at realistic samples (~18 years to decision). No behavioral response is indicated.

Mid-session note: the chip rout creates favorable conditions for the overnight premium. The VIX at 18.38 (MID) means the overnight risk premium (the compensation for holding through the gap-dangerous hours) is typically higher than in LOW-VIX regimes. The backtest's VIX regime analysis showed the overnight drift mean is positive across all VIX regimes — the mechanism is not VIX-dependent. However, elevated uncertainty (the unresolved chip rout, the SOXX at a make-or-break technical level, the pre-earnings positioning) creates the exact clientele segmentation conditions that produce the premium: investors who want to reduce overnight exposure pay the closing auction to go flat, and VESPER steps into that flow. Uncertainty is not a reason to skip — it is the reason the premium exists.

Key levels: Entry anchor = the 16:00 auction-inclusive close. Exit anchor = 09:31 bar open (2026-07-21). The intraday price range, SMA20 test, LEI print, and chip-rout narrative are noise.

Invalidation: No invalidation conditions exist under standard operation. The strategy is unconditional by design. Force-majeure conditions (exchange-level failure, account constraint, MOC mechanism failure) are not indicated.

Pre-registered thresholds (for awareness):

• Mechanism watch (market data): Trailing-250 SPY overnight gross intact (last cache +8.277 bps/day). Kill trigger: trailing-250 AND trailing-500 both < 0.655 bps/day. No concern — premium is 12.6× the kill floor.
• Execution-cost SPRT (decision-capable): In simulation the ledger prices at the anchors (shortfall ≡ 0); becomes decision-relevant only against real broker fills. Currently CONTINUE, n=2, LLR +0.750.
• Edge SPRT (formal-only): CONTINUE, n=2, LLR −0.053. Honesty-labeled: cannot decide for ~18 years; CONTINUE is not evidence of edge.
• P&L review trigger: Peak-to-trough equity drawdown exceeding −32% (the −26.5% in-sample worst plus ~5.5pp margin) triggers a TEMPER review. Cumulative drawdown from starting equity after 3 cycles is approximately −1.2% — no concern.
• Realized-cost check: The Jul 17→20 weekend hold's realized shortfall vs anchors will be measured at today's 09:31 exit. Prior cycles' simulation priced at anchors (shortfall ≡ 0 by construction). Execution-cost SPRT is decision-relevant only against real broker fills.

Plan Filed

• Filed: 2026-07-20 pre-market
• Frontmatter forecasts complete for every active member: yes