MMSI Merit Medical Systems, Inc. Common Stock

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

MMSI vs XHE

Both indexed to 100 at 2026-05-11.

MMSI XHE · range 100–156 · 2026-05-11 → 2026-11-06

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

XHE State Street SPDR S&P Health Care Equipment ETF

ρ +0.67beyond mkt +0.46holdout +0.67stable 100%robust

IHI iShares U.S. Medical Devices ETF

ρ +0.65beyond mkt +0.42holdout +0.72stable 100%robust

BSX Boston Scientific Corp.

ρ +0.51beyond mkt +0.38holdout +0.62stable 100%robust

ICUI ICU Medical, Inc. Common Stock

ρ +0.55beyond mkt +0.36holdout +0.57stable 100%robust

ITGR Integer Holdings Corporation

ρ +0.51beyond mkt +0.31holdout +0.46stable 88%robust

SYK Stryker Corporation

ρ +0.52beyond mkt +0.30holdout +0.61stable 100%robust

VXX iPath Series B S&P 500 VIX Short-Term Futures ETN

ρ -0.35beyond mkt -0.06holdout -0.26stable 75%robust

VIXM ProShares VIX Mid-Term Futures ETF

ρ -0.30beyond mkt -0.02holdout -0.25stable 75%robust

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

SBFG SB Financial Group, Inc. Common Stock

horizon 10dρ +0.43holdout +0.26stable 75%robust

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

AROC Archrock Inc

Δ -0.56recent -0.32prior +0.24beyond mkt +0.13

NGS Natural Gas Services Group, Inc.

Δ -0.52recent -0.33prior +0.19beyond mkt +0.11

MSM MSC Industrial Direct Co., Inc. Class A

Δ -0.50recent -0.17prior +0.33beyond mkt +0.04

IEX IDEX Corporation

Δ -0.49recent -0.11prior +0.38beyond mkt +0.09

MLI Mueller Industries, Inc.

Δ -0.49recent -0.15prior +0.34beyond mkt +0.08

HZO MarineMax, Inc.

Δ -0.48recent -0.17prior +0.31beyond mkt -0.01

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

Symbol	beyond mkt	raw ρ	shared
BSX Boston Scientific Corp.	+0.38	+0.51	14
IHI iShares U.S. Medical Devices ETF	+0.42	+0.65	16
XHE State Street SPDR S&P Health Care Equipment ETF	+0.46	+0.67	20
ICUI ICU Medical, Inc. Common Stock	+0.36	+0.55	18