DXCM DexCom, Inc. Common Stock

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

DXCM vs IHI

Both indexed to 100 at 2026-05-11.

DXCM IHI · range 97–156 · 2026-05-11 → 2026-11-06

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

IHI iShares U.S. Medical Devices ETF

ρ +0.54beyond mkt +0.40holdout +0.60stable 100%robust

PODD Insulet Corporation Common Stock

ρ +0.50beyond mkt +0.39holdout +0.59stable 100%robust

XHE State Street SPDR S&P Health Care Equipment ETF

ρ +0.50beyond mkt +0.34holdout +0.54stable 100%robust

HEAL Global X Funds Global X HealthTech ETF

ρ +0.48beyond mkt +0.28holdout +0.49stable 100%robust

TNDM Tandem Diabetes Care, Inc. Common Stock

ρ +0.39beyond mkt +0.27holdout +0.41stable 100%robust

LIVN LivaNova PLC Ordinary Shares

ρ +0.40beyond mkt +0.22holdout +0.45stable 100%robust

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

DGII Digi International Inc. Common Stock

horizon 10dρ +0.39holdout +0.22stable 62%moderate

NMR Nomura Holdings, Inc

horizon 10dρ +0.36holdout +0.25stable 62%moderate

BTX BlackRock Technology and Private Equity Term Trust

horizon 10dρ +0.35holdout +0.15stable 50%moderate

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

KGS Kodiak Gas Services, Inc.

Δ -0.59recent -0.35prior +0.24beyond mkt +0.15

AROC Archrock Inc

Δ -0.57recent -0.34prior +0.23beyond mkt +0.14

ESOA Energy Services of America Corporation Common Stock

Δ -0.56recent -0.43prior +0.14beyond mkt -0.03

XMMO Invesco S&P MidCap Momentum ETF

Δ -0.55recent -0.31prior +0.24beyond mkt -0.01

ATOS Atossa Therapeutics, Inc. Common Stock

Δ -0.54recent -0.33prior +0.22beyond mkt -0.02

SMTC Semtech Corporation Common Stock

Δ -0.53recent -0.36prior +0.16beyond mkt +0.02

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

Symbol	beyond mkt	raw ρ	shared	isolation
PODD Insulet Corporation Common Stock	+0.39	+0.50	18
IHI iShares U.S. Medical Devices ETF	+0.40	+0.54	19