EFX Equifax, Incorporated

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

EFX vs TRU

Both indexed to 100 at 2026-05-11.

EFX TRU · range 82–123 · 2026-05-11 → 2026-11-06

These tend to repeat EFX's moves later.

HWBK Hawthorn Bancshares, Inc. Common Stock

lag 1dρ -0.21holdout -0.30stable 100%$/day $297krobust

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

TRU TransUnion

ρ +0.78beyond mkt +0.57holdout +0.85stable 100%robust

FICO Fair Isaac Corporation

ρ +0.53beyond mkt +0.28holdout +0.61stable 100%robust

RELX RELX PLC

ρ +0.52beyond mkt +0.21holdout +0.66stable 88%robust

SSNC SS&C Technologies Holdings, Inc. Common Stock

ρ +0.60beyond mkt +0.20holdout +0.68stable 100%robust

SPGI S&P Global Inc.

ρ +0.57beyond mkt +0.20holdout +0.68stable 100%robust

TYL Tyler Technologies, Inc.

ρ +0.56beyond mkt +0.19holdout +0.66stable 100%robust

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

SMTC Semtech Corporation Common Stock

Δ -0.81recent -0.69prior +0.12beyond mkt +0.04

MBCE Monarch Blue Chips Elite Index ETF

Δ -0.75recent -0.45prior +0.30beyond mkt -0.06

PRLB PROTO LABS, INC.

Δ -0.73recent -0.46prior +0.26beyond mkt +0.00

ESOA Energy Services of America Corporation Common Stock

Δ -0.72recent -0.59prior +0.14beyond mkt +0.02

FORM FormFactor, Inc. FormFactor, Inc. Common Stock

Δ -0.71recent -0.64prior +0.07beyond mkt +0.10

KEYS Keysight Technologies, Inc.

Δ -0.71recent -0.58prior +0.13beyond mkt -0.01

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

Symbol	beyond mkt	raw ρ	shared	isolation
TRU TransUnion	+0.57	+0.78	12