1. AT&T Inc.(T) 섹터 Communication Services 산업 Telecom Services 주가 https://finance.yahoo.com/quote/T?p=T&.tsrc=fin-srch IR https://investors.att.com/ SEC https://www.sec.gov/edgar/browse/?CIK=732717&owner=exclude 2. Union Pacific Corp.(UNP) 섹터 Industrials 산업 Railroads 주가 https://finance.yahoo.com/quote/UNP?p=UNP&.tsrc=fin-srch IR https://www.up.com/investor/index.htm SEC https://www.sec.gov/edgar/..