NGS Natural Gas Services Group, Inc.

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

NGS vs KGS

Both indexed to 100 at 2026-05-11.

NGS KGS · range 52–110 · 2026-05-11 → 2026-11-06

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

KGS Kodiak Gas Services, Inc.

ρ +0.63beyond mkt +0.38holdout +0.73stable 100%robust

AROC Archrock Inc

ρ +0.64beyond mkt +0.37holdout +0.75stable 100%robust

OIS OIL STATES INTERNATIONAL, INC.

ρ +0.56beyond mkt +0.25holdout +0.58stable 100%robust

RNGR Ranger Energy Services, Inc.

ρ +0.55beyond mkt +0.22holdout +0.59stable 100%robust

FTI TechnipFMC plc Ordinary Share

ρ +0.53beyond mkt +0.21holdout +0.58stable 100%robust

NPKI NPK International Inc.

ρ +0.50beyond mkt +0.21holdout +0.47stable 100%robust

BTAL AGF U.S. Market Neutral Anti-Beta Fund

ρ -0.35beyond mkt -0.08holdout -0.22stable 100%robust

TAIL Cambria Tail Risk ETF

ρ -0.34beyond mkt +0.01holdout -0.22stable 75%robust

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

RDIV Invesco S&P Ultra Dividend Revenue ETF

Δ -0.71recent -0.38prior +0.33beyond mkt -0.01

BRBR BellRing Brands, Inc.

Δ -0.69recent -0.49prior +0.20beyond mkt +0.11

BKNG Booking Holdings Inc. Common Stock

Δ -0.68recent -0.56prior +0.12beyond mkt +0.06

RTH VanEck Retail ETF

Δ -0.67recent -0.51prior +0.16beyond mkt +0.02

BKE The Buckle, Inc.

Δ -0.67recent -0.42prior +0.25beyond mkt +0.08

IHI iShares U.S. Medical Devices ETF

Δ -0.66recent -0.49prior +0.17beyond mkt +0.10

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

Symbol	beyond mkt	raw ρ	shared	isolation
KGS Kodiak Gas Services, Inc.	+0.38	+0.63	8
AROC Archrock Inc	+0.37	+0.64	9