Co-movers

daily closes · 500dMethod

Moved together

BOCwithNNI

×0.21co-movement · NNI on BOC · 500d

r 0.26scale to r 0.75

Shared co-movers1with BOCwith NNI

GSBCGreat Southern Bancorp, Inc.r 0.37r 0.54

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

BOCBoston Omaha Corp

13.93−0.65%

Mkt cap$422.4MRevenue$22MQ2 FY26Revenue$108MFY25

NNINelnet Inc

126.21−1.08%

Regular sessionNov 5 '26

Mkt cap$4.6BRevenue$392MQ2 FY26Revenue$1.7BFY25

vs

Compare

Regular sessionNov 5 '26

BOCBoston Omaha Corp

vs

NNINelnet Inc

13.93−0.65%

Price

126.21−1.08%

$422.4M

Mkt cap

$4.6B

Q2 FY26$22M

Revenue

$392MQ2 FY26

FY25$108M

Revenue

$1.7BFY25

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