Executive Summary Date: 2026-08-25
Breadth softened over the last five sessions. NYSI (McClellan Summation Index) declined each day, while NYAD (Advance-Decline Line) alternated between gains and losses and finished slightly negative overall. VIX (CBOE Volatility Index) and RVX (Russell Volatility Index) remained range-bound in the mid-to-high teens, with a mild upward tilt. New highs did not expand, and new lows normalised from a spike but remain comparable to highs, signalling cautious risk appetite. Tactically, long opportunities are emerging selectively in mid-cap industries exhibiting improving internal leadership and stable lows. Short setups remain tactical in overextended large-cap leadership pockets if breadth deteriorates again. Selectivity is high.
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Global Read
Participation is firmly narrowing over five days as NYSI slid from 290.6 to 216.5. Leadership appears more concentrated, with NYHGH failing to expand and NYLOW holding near NYHGH into the latest print. Volatility remains compressed within a contained band, with a modest expansion bias late in the period. A mild divergence is present: NYSI trends down consistently while NYAD is mixed, indicating latent weakness beneath surface rallies. By the five-day rule, deterioration in participation is firm, leadership expansion remains muted, volatility compression remains in place with slight pressure to expand, and the pattern signals early distribution rather than accumulation.
Indicator Breakdown
NYSI (McClellan Summation Index) Structure is declining firmly, five consecutive down days. The level remains positive, but momentum is weakening and argues for caution on broad risk addition.
NYAD (Advance-Decline Line) Daily participation is choppy: negative, positive, negative, positive, then marginally positive. Net five-day tone is slightly negative, showing lack of follow-through on up days.
NYHGH (New 52-Week Highs) Leadership expansion is subdued, oscillating in a narrow band. No evidence of a sustained surge in new leaders.
NYLOW (New 52-Week Lows) Downside pressure eased from an early spike but remains nontrivial. Lows are close to highs on the latest day, reflecting restrained risk appetite and ongoing dispersion.
Volatility Regime VIX moved between 14.9 and 16.0, finishing near the upper end. RVX tracked 18.2 to 20.0 with a similar late uptick. The regime is still range bound, supportive of selective positioning rather than aggressive beta, with awareness that a modest vol expansion could accompany further breadth slippage.
Tactical Take
Longs: Focus selectively on mid-cap industries showing improving highs-to-lows ratios and consistent relative strength, for example high-quality insurance carriers and brokers, industrial services and equipment, and healthcare equipment and supplies.
Shorts: If breadth weakens anew, consider tactical shorts in concentrated large-cap leadership industries where participation is thin and momentum is extended, such as consumer internet and broadline technology hardware.
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