WTW Willis Towers Watson Public Limited Company Ordinary Shares

together opposite · bar = ρ at each lag, −10 … 0 … +10 days · holdout ρ · click a card for the full picture

WTW vs AJG

Both indexed to 100 at 2026-05-11.

WTW AJG · range 97–146 · 2026-05-11 → 2026-11-06

Same day, ranked by what's left after the market and sector factors are removed ("beyond mkt").

AJG Arthur J. Gallagher & Co.

ρ +0.70beyond mkt +0.47holdout +0.78stable 100%robust

BRO Brown & Brown, Inc.

ρ +0.71beyond mkt +0.46holdout +0.76stable 100%robust

AON Aon plc Class A

ρ +0.70beyond mkt +0.45holdout +0.74stable 100%robust

MRSH Marsh

ρ +0.69beyond mkt +0.45holdout +0.76stable 100%robust

KIE State Street SPDR S&P Insurance ETF

ρ +0.67beyond mkt +0.34holdout +0.69stable 100%robust

RYAN Ryan Specialty Holdings, Inc.

ρ +0.55beyond mkt +0.27holdout +0.64stable 100%robust

No day-to-day relationship, but 5- or 10-day returns move together.

KMID Virtus KAR Mid-Cap ETF

horizon 5dρ +0.34holdout +0.31stable 88%robust

Biggest shifts in same-day correlation over the last 63 trading days versus the year before.

PRLB PROTO LABS, INC.

Δ -0.62recent -0.53prior +0.09beyond mkt -0.02

MTUS Metallus Inc.

Δ -0.59recent -0.46prior +0.13beyond mkt +0.03

BAND Bandwidth Inc. Class A Common Stock

Δ -0.57recent -0.46prior +0.11beyond mkt -0.04

ARBE Arbe Robotics Ltd. Ordinary Shares

Δ -0.57recent -0.53prior +0.04beyond mkt +0.04

MTRN Materion Corporation

Δ -0.56recent -0.51prior +0.04beyond mkt +0.05

DOCN DigitalOcean Holdings, Inc.

Δ -0.55recent -0.56prior -0.01beyond mkt +0.03

Strong beyond-the-market co-movement with few shared neighbours.

Symbol	beyond mkt	raw ρ	shared
AJG Arthur J. Gallagher & Co.	+0.47	+0.70	16
BRO Brown & Brown, Inc.	+0.46	+0.71	17
MRSH Marsh	+0.45	+0.69	19
AON Aon plc Class A	+0.45	+0.70	21