With VIX re-expanding, do NYSI’s collapse and rising NYLOW flag distribution risk now?
IMGELD Market Breadth Update Based on Last 5 Days Till the Data: 2026-03-19
Executive Summary Date: 2026-03-20
Breadth weakened over the last five sessions. NYSI (McClellan Summation Index) fell steadily from 340.16 to 76.58, signalling persistent deterioration. NYAD (Advance–Decline Line) whipsawed, with two mid-period positive days overwhelmed by significant net declines, ending sharply negative on 2026-0 3-18. Volatility tone shifted from a brief compression to renewed expansion, with VIX (CBOE Volatility Index) rebounding to 25.09 and RVX (Russell Volatility Index) to 31.03.
Tactically, long opportunities are selective and should focus only on mid-cap industries showing improving leadership persistence, clean relative strength, and subdued new lows. Short opportunities remain valid in large caps where breadth is deteriorating, and volatility is re-accelerating, especially in crowded, momentum-dependent industries. Selectivity is high.
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Global Read
Participation is firmly narrowing: NYSI fell for five straight sessions while NYLOW expanded late-week. Leadership remains concentrated: NYHGH held modestly higher but failed to outpace the surge in lows, implying narrow leadership rather than broad expansion. Volatility remains elevated after a brief compression, consistent with distribution and tactical chop. A divergence is present: NYSI’s persistent decline contrasts with NYAD’s oscillations, which remain mixed. The five-day pattern signals continuation risk rather than early accumulation; failed attempts to broaden participation suggest late-stage rally exhaustion.
Indicator Breakdown
NYSI (McClellan Summation Index) Structure is firmly declining across all five sessions (252.76 → 165.04 → 108.09 → 76.58 → 19.37). The rapid descent toward the zero line underscores weakening intermediate breadth and rising vulnerability to downside follow-through.
NYAD (Advance–Decline Line) Participation was mixed: two strong advances sandwiched by heavier declines, culminating in a net negative bias. The -1660 print on 03-18 and follow-on -395 on 03-19 point to waning demand into weakness. Breadth strengthening remains unconfirmed.
NYHGH (New 52-Week Highs) Leadership expansion is tentative. Highs improved from 42 to 79, with a mid-week dip, but the level of new highs is not scaling with price attempts. This indicates selective strength rather than a broad leadership surge.
NYLOW (New 52-Week Lows) Downside pressure increased firmly late-week (104 → 73 → 50 → 117 → 174). The sharp pickup in lows reflects deteriorating risk appetite and rising dispersion on the downside, a hallmark of narrowing participation.
Volatility Regime VIX moved 27.19 → 23.51 → 22.37 → 25.09 → 24.06; RVX 33.02 → 29.89 → 28.52 → 31.03 → 30.04. Early compression gave way to re-expansion, keeping volatility elevated. This backdrop favors disciplined entry timing, tighter risk controls, and a bias to fade overstretched rallies in weak breadth windows.
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