The bear case wins decisively on five dimensions: (1) Three consecutive years of operating margin compression (15.3% → 14.2% → 13.5% → 12.7%) with steepest decline in the most recent year, suggesting a trend not a trough; (2) Aug 18 earnings event presents asymmetric risk given interim leadership (Campbell/McPhail) has never presented an HD earnings call together, with Q&A execution risk and guidance language uncertainty in a soft-demand environment; (3) Technical setup shows four resistance levels above current price ($346.85 10 EMA, $344.11 200 SMA, $355.62 August high, $359.24 upper Bollinger) versus one support zone ($322-323 lower band), creating 1.5:1 risk/reward against rather than the bull's claimed 4:1; (4) Buyback halt from $7.95B in FY2024 to $0 in FY2026 removed per-share EPS support that was masking operational deterioration; (5) Bearish sentiment paired with deteriorating fundamentals represents falling knife risk, not coiled spring potential. The bull retains merit on SRS+GMS acquisitions being strategically sound, fortress balance sheet ($12.6B annual FCF, investment-grade credit), 60% repair/remodel exposure providing defensive characteristics, and 15 consecutive years of dividend growth (1.4x OCF coverage, 2.63% yield). The verdict: bear's case requires only one deterioration vector to persist while bull's case requires multiple factors aligning simultaneously.

POSITION SIZING: Trim HD exposure by approximately 30-50% ahead of Aug 18 earnings print using 3-5 trading sessions to reduce in measured increments rather than single-day block trades given average daily liquidity.

AVOID RALLY: Do NOT add to positions in the $335-340 zone; treat rallies to $340-345 as selling opportunities until price reclaims $348 (200 SMA) on volume.

STOP LOSS: Hard stop on remaining exposure: close below $322 (lower Bollinger Band / July low) on elevated volume invalidates dividend/floor thesis and warrants further reduction.

RE-ENGAGEMENT TRIGGERS: Primary: Operating margin prints clear bottom (no further YoY compression) AND price reclaims $348 on volume. Secondary: Two consecutive clean earnings prints under interim leadership demonstrating Q&A execution and guidance credibility. Tertiary: Visible SRS+GMS synergy capture (margin lift or pro-segment growth acceleration) in quarterly disclosures. Until any trigger fires, treat HD as 'watch, don't own' position.

INCOME MANDATE EXCEPTION: If position must be held for dividend income mandates, cap allocation at smaller of (a) current weight minus 30-50% trim, or (b) index-weight in consumer cyclical/home improvement segment. The 2.63% yield below ~4.0-4.5% risk-free rate means dividend not compensating for directional risk.

RELATIVE VALUE HEDGE: For portfolios with existing HD exposure, consider pair trade (long Lowe's / short HD or long HD / short broader consumer discretionary) to neutralize housing beta while expressing relative positioning views; confirm with PM before execution.

EARNINGS DAY PROTOCOL: Clean beat-and-raise with strong pro-segment commentary: consider adding back 25-30% of trimmed position, wait for follow-through above $348 before full re-engagement. In-line print with cautious guidance: maintain underweight, do not chase relief rally above $355 as likely to fade. Miss or soft guidance under interim leadership: consider further reduction toward 60-70% trim; downside target $310-315 if guidance explicitly guides lower.

CATALYSTS TO MONITOR: Aug 18 earnings print and call execution under Campbell/McPhail; Q3 housing turnover data and mortgage rate trajectory; SRS/GMS integration updates and pro-segment margin disclosures; Lowe's Q2 print as relative-value reference point; any extension or modification of CEO Decker's medical leave timeline.

The investment plan's underweight call rests on asymmetric downside risk into the Aug 18 earnings print: three consecutive years of operating margin compression (12.7% in FY2024 and trending lower), the elimination of the buyback EPS support (FY2024 $7.95B → FY2026 $0), and elevated technical resistance with four layers above ($346.85 10 EMA, $344.11 200 SMA, $355.62 Aug high, $359.24 upper Bollinger) versus only one support zone near $322. Interim leadership (Campbell/McPhail) presenting their first joint print adds Q&A and guidance-language execution risk in a soft-demand environment. The bull's thesis requires multiple positives to align (margin recovery + revenue growth + synergy capture + clean earnings), while the bear's thesis needs only one deterioration vector to persist — the asymmetry favors trimming 30-50% over holding full exposure into the binary event.

Stop loss: $322.00

Sizing: Trim 30-50% of existing HD exposure over the next 3-5 trading sessions in measured increments; cap remaining allocation at the smaller of current weight minus trim or consumer-cyclical index weight.