WhyIsItUp

Why is MRSH up today?

+0.28%
$159.97 Today's range: $157.74 – $160.82

MRSH is up 0.3% — inside the β-adjusted expected range. This is normal market-driven volatility.

Intraday Relative Performance

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Historical Context · 252 trading days

MRSH moves this much or more on 242 of the last 252 trading days — it's within its usual noise.

Expected vs Actual

Expected move +0.36%
Actual move +0.28%

MRSH's move lines up with what the market alone predicts.

Key Drivers

No high-relevance news found in the latest tick.

Editorial Analysis

"MRSH's move today falls within the normal range given its sector's move — no anomaly detected."

MRSH moved up 0.00% today. Its sector ETF (XLF) moved +0.00%, and MRSH's beta to that sector is 0.59, implying an expected move of about 0.00%. The realized move sits within that expected band, so today's volatility shows no sign of being driven by company-specific news.

Days like this are the typical case for MRSH: most of the variance is sector-driven, not idiosyncratic. We classify a move as company-specific only when the beta-adjusted residual exceeds 1.5 standard deviations — today's residual is below that line. The takeaway is structural: MRSH is moving with its peers, not against them.

Related Sector Movers

No related movers available for this ticker yet.