HAL Halliburton Company

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

HAL vs OIH

Both indexed to 100 at 2026-05-11.

HAL OIH · range 78–107 · 2026-05-11 → 2026-11-06

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

OIH VanEck Oil Services ETF

ρ +0.85beyond mkt +0.65holdout +0.81stable 100%robust

SLB SLB Limited

ρ +0.79beyond mkt +0.63holdout +0.70stable 100%robust

NOV NOV Inc.

ρ +0.75beyond mkt +0.48holdout +0.70stable 100%robust

WFRD Weatherford International plc Ordinary Shares

ρ +0.66beyond mkt +0.45holdout +0.55stable 100%robust

BKR Baker Hughes Company Class A Common Stock

ρ +0.65beyond mkt +0.39holdout +0.62stable 100%robust

XLE State Street Energy Select Sector SPDR ETF

ρ +0.76beyond mkt +0.35holdout +0.72stable 100%robust

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

ARCB ArcBest Corporation Common Stock

horizon 10dρ +0.37holdout +0.20stable 50%moderate

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

DRMA Dermata Therapeutics, Inc. Common Stock

Δ -0.61recent -0.45prior +0.16beyond mkt -0.01

CRON Cronos Group Inc. Common Share

Δ -0.59recent -0.45prior +0.14beyond mkt -0.03

VCEL Vericel Corporation Common Stock

Δ -0.57recent -0.45prior +0.12beyond mkt +0.01

BURL BURLINGTON STORES, INC.

Δ -0.56recent -0.43prior +0.13beyond mkt -0.04

EYE National Vision Holdings, Inc. Common Stock

Δ -0.51recent -0.37prior +0.14beyond mkt -0.03

BDN Brandywine Realty Trust

Δ -0.50recent -0.34prior +0.16beyond mkt -0.05

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

Symbol	beyond mkt	raw ρ	shared
RSPG Invesco S&P 500 Equal Weight Energy ETF	+0.40	+0.79	12
OIH VanEck Oil Services ETF	+0.65	+0.85	22
NOV NOV Inc.	+0.48	+0.75	23
WFRD Weatherford International plc Ordinary Shares	+0.45	+0.66	23
BKR Baker Hughes Company Class A Common Stock	+0.39	+0.65	24
SLB SLB Limited	+0.63	+0.79	27