Will ROST's full-year FY2026 comp store sales growth exceed TJX's by more than 100 basis points?

The committee's central finding is that both ROST and TJX share identical structural advantages — 21,000+ vendor networks, counter-cyclical models, and K-shaped consumer bifurcation tailwinds. The 50-65% structural / 35-50% cyclical attribution for ROST's acceleration is the key: even the upper bound assigns nearly half to shared macro factors. TJX as LEADER with 3 consecutive guidance raises in FY26 signals comparable execution momentum. For ROST to outperform by >100bps over a FULL year, company-specific factors would need to dominate across 4 quarters — but the committee classifies ROST as CONTENDER with one-year CEO track record insufficient for LEADER. The full-year timeframe makes sustained outperformance harder than a single-quarter beat.

The question specifically asks for >100bps outperformance over a full fiscal year — this is a demanding threshold. ROST guided +3-4% comps for FY2026, and TJX's under-promise/over-deliver pattern suggests TJX will likely beat its own guidance similarly. Both companies are expanding aggressively (ROST 110 new stores, TJX 129 net new in FY2025). The committee consensus that the off-price moat is industry-level, not firm-level, directly undermines the probability of sustained ROST-specific outperformance. TJX's multi-banner international diversification and supplementary revenue streams provide resilience that could narrow any ROST advantage. The packaway decline (41% to 37%) is the one potential ROST-specific differentiator, but its directional impact is ambiguous.

While the base case supports limited differentiation, there are plausible scenarios for ROST outperformance that deserve weight. ROST's FY2025 Q4 comp of +9% was exceptional and may reflect CEO Conroy's branded assortment strategy gaining traction — a company-specific factor. The favorable base effect (flat Q1 FY2025 for ROST) creates easier comparisons that TJX may not share, which could produce outsized H1 comps. dd's DISCOUNTS targeting lower-income demographics may benefit disproportionately from K-shaped bifurcation. However, the committee's LOW confidence on structural vs. cyclical separation and the full-year timeframe requiring sustained advantage temper my estimate. The uncertainty is genuinely high given no direct TJX quarterly comp data in our analysis.

The committee is clear: TJX is the LEADER and ROST is the CONTENDER. Both share the same procurement moat, counter-cyclical model, and macro tailwinds. TJX has raised guidance 3 consecutive times in FY26 — they are executing at a high level. ROST's +3-4% guidance is roughly comparable to typical TJX guidance conservatism. For ROST to beat TJX by >100bps over a FULL year, something fundamentally different would need to be happening at ROST. The committee attributes only 50-65% to structural factors, and the DIVERGING narrative gap assessment specifically questions whether the CEO transformation story is real. The base rate for a CONTENDER sustaining >100bps outperformance over the sector LEADER across a full year is low.

I'm assigning somewhat higher probability than the base case because of genuine uncertainty. Our analysis explicitly notes 'No direct TJX quarterly comp data available' — we're comparing structural positioning but don't have TJX's recent comp trajectory. It's possible TJX is decelerating while ROST is accelerating, which would widen the spread. ROST's geographic expansion into Northeast/Puerto Rico could tap previously underserved markets while TJX is already penetrated. The 110-store FY2026 expansion plan (vs 81 in FY2025) represents a 36% acceleration in store growth. But even with these factors, the full-year >100bps threshold against the industry leader is high. Both companies will likely deliver 3-5% comps given macro conditions.

The most telling fact is the committee's consensus that 'the off-price duopoly's moat is industry-level, not firm-level.' If the competitive advantage is shared, then comp performance should converge over multi-quarter periods. Single-quarter divergences happen due to base effects, timing, and regional mix — but over a full year, these wash out. ROST's FY2025 +5% comp vs. TJX's FY2026 trajectory suggests comparable performance. The CEO attribution debate (50-65% structural) is the swing factor, but even the bull case admits 35-50% is cyclical/shared. For >100bps sustained outperformance, the structural component would need to be dominant AND TJX would need to stumble — a conjunction that reduces probability.

Both companies share identical structural advantages. TJX is the LEADER, ROST is the CONTENDER. Over a full year, industry-level tailwinds drive similar comps for both. The >100bps threshold is demanding. Committee consensus is that acceleration is primarily macro-driven, not company-specific.

ROST's Q4 +9% comp and CEO's branded assortment shift provide some upside potential. Favorable base effects in early FY2026 could boost ROST disproportionately. But TJX's consistent over-delivery pattern and LEADER positioning make sustained >100bps outperformance unlikely. Data gaps on TJX quarterly comps create uncertainty.

The off-price duopoly moat is shared — both benefit from the same macro tailwinds and vendor networks. ROST guided +3-4% comps, TJX likely similar. >100bps spread over a full year requires persistent company-specific alpha that the committee questions. Probability is low but non-trivial given genuine uncertainty about TJX's trajectory.