Co-movers

daily closes · 500dMethod

Moved together

ENSwithATKR

×0.53co-movement · ATKR on ENS · 500d

r 0.40scale to r 0.75

Shared co-movers3with ENSwith ATKR

NPOEnpro Inc.r 0.58r 0.50

KNKnowles Corpr 0.61r 0.50

CATCaterpillar Incr 0.64r 0.49

ENS, solidATKR, hatched× = co-movement · βr = correlationBar = r to r 0.75Order: weaker of A and BSource: daily closes

ENSEnerSys

159.44−6.96%· post 160.00

Mkt cap$5.8BRevenue$936MQ1 FY27Revenue$3.8BFY26

ATKRAtkore Inc.

94.96+0.04%· post 94.96

ClosedOct 30 '26

Mkt cap$3.2BRevenue$795MQ3 FY26Revenue$2.9BFY25

vs

Compare

ClosedOct 30 '26

ENSEnerSys

vs

ATKRAtkore Inc.

159.44−6.96%post 160.00

Price

94.96+0.04%post 94.96

$5.8B

Mkt cap

$3.2B

Q1 FY27$936M

Revenue

$795MQ3 FY26

FY26$3.8B

Revenue

$2.9BFY25

ENS compared with ATKR: revenue, margins and what each company keeps, and the suppliers and customers both name