Crowded aisles: Dollar General shares rose 2.9 percent to $93.44 Thursday after a stronger-than-expected earnings report driven by an increase in shoppers at its discount stores as the retail upgrades stores and continues to add new outlets. Shares closed the week at $93.38.

 

Price cut: Toll Brothers shares fell 7.3 percent to $46.97 Tuesday after its earnings fell short of expectations and the homebuilder forecast a decline in margins as it targets younger buyers with lower-priced homes. Shares finished the week at $47.87.

 

Flame out: Edison International slumped 12.8 percent to $70 Tuesday amid concerns that wildfires near Los Angeles could upend the company’s Southern California Edison electric utility subsidiary. Shares closed Friday at $71.80.

 

Upgrade: Valeant Pharmaceuticals International shares rose 11.7 percent to $19.70 Friday, apparently in response to an upgrade by the investment research firm Vetr from “buy” to “strong buy.”

 

Big fall: Discount store operator Fred’s Inc. shares fell 20 percent to $4.06 Wednesday after the company reported a bigger-than-expected third-quarter loss, canceled its quarterly cash dividend and said it was exploring alternatives for its real estate and specialty pharmacy business. Shares closed the week at $3.75.

 

Tax break: Bank of America shares rose 3.4 percent to $29.05 Monday as investors continued to react to progress in tax reform efforts in Congress. Shares closed the week at $29.05.

 

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