Co-movers

daily closes · 500dMethod

Moved together

NNIwithBOC

×0.31co-movement · BOC on NNI · 500d

r 0.26scale to r 0.75

Shared co-movers1with NNIwith BOC

GSBCGreat Southern Bancorp, Inc.r 0.54r 0.37

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

NNINelnet Inc

124.54+1.69%· post 124.54

Mkt cap$4.4BRevenue$392MQ2 FY26Revenue$1.7BFY25

BOCBoston Omaha Corp

13.50+4.34%· post 13.45

ClosedNov 2 '26

Mkt cap$389.8MRevenue$22MQ2 FY26Revenue$108MFY25

vs

Compare

ClosedNov 2 '26

NNINelnet Inc

vs

BOCBoston Omaha Corp

124.54+1.69%post 124.54

Price

13.50+4.34%post 13.45

$4.4B

Mkt cap

$389.8M

Q2 FY26$392M

Revenue

$22MQ2 FY26

FY25$1.7B

Revenue

$108MFY25

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