OOMA Ooma, Inc. Common Stock

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

OOMA vs NTCT

Both indexed to 100 at 2026-05-11.

OOMA NTCT · range 77–123 · 2026-05-11 → 2026-11-06

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

NTCT NetScout Systems, Inc. Common Stock

ρ +0.38beyond mkt +0.19holdout +0.25stable 100%robust

FIVN Five9, Inc. Common Stock

ρ +0.50beyond mkt +0.19holdout +0.53stable 100%robust

WCLD WisdomTree Trust WisdomTree Cloud Computing Fund

ρ +0.53beyond mkt +0.19holdout +0.53stable 100%robust

NRC NRC Health Common Stock

ρ +0.37beyond mkt +0.18holdout +0.42stable 100%robust

RNG RINGCENTRAL, INC.

ρ +0.47beyond mkt +0.17holdout +0.50stable 100%robust

SKYY First Trust Cloud Computing ETF

ρ +0.46beyond mkt +0.16holdout +0.44stable 100%robust

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

SIRI SiriusXM Holdings Inc. Common Stock

horizon 10dρ +0.48holdout +0.28stable 75%robust

HNVR Hanover Bancorp, Inc. Common Stock

horizon 10dρ +0.48holdout +0.26stable 100%robust

DBA Invesco DB Agriculture Fund

horizon 10dρ +0.47holdout +0.60stable 38%moderate

GOOD Gladstone Commercial Corporation Real Estate Investment Trust

horizon 5dρ +0.31holdout +0.23stable 88%robust

CRVL CorVel Corp. Common Stock

horizon 5dρ +0.31holdout +0.05stable 88%moderate

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

UPBD Upbound Group, Inc. Common Stock

Δ -0.46recent -0.10prior +0.36beyond mkt +0.00

DV DoubleVerify Holdings, Inc.

Δ -0.42recent +0.04prior +0.46beyond mkt +0.13

SMID Smith-Midland Corporation Common Stock

Δ -0.41recent -0.11prior +0.31beyond mkt +0.03

CRVL CorVel Corp. Common Stock

Δ -0.41recent -0.05prior +0.36beyond mkt +0.02

GOOD Gladstone Commercial Corporation Real Estate Investment Trust

Δ -0.39recent -0.07prior +0.32beyond mkt +0.03

VVOS Vivos Therapeutics, Inc. Common Stock

Δ +0.39recent +0.45prior +0.05beyond mkt -0.04

Abnormal volume rises and falls on the same days as OOMA's, while prices do not move together: the same hands, not the same business.

Symbol	traded together ρ	big prints together ρ	priced together ρ	q
GCO Genesco Inc.	+0.34	+0.24	+0.02	3e-11
GIII G-III Apparel Group, LTD. Common Stock	+0.38	+0.16	-0.07	<1e-15
REX REX American Resources Corp.	+0.31	+0.22	-0.05	1e-9
ULTA Ulta Beauty, Inc. Common Stock	+0.31	+0.20	-0.02	3e-9
JILL J.Jill, Inc. Common Stock	+0.30	+0.22	+0.04	9e-9
DKS Dick's Sporting Goods, Inc.	+0.35	+0.11	-0.03	4e-12