The Los Angeles Business Journal’s index of the largest local public companies closed down for the week ended June 25 after a week of mixed economic reports both domestically and overseas.

The weighted LABJ index closed down 1.19 percent to 114.05, with decliners outpacing gainers 121 to 57.

Though many Los Angeles bank stocks rallied Friday after passage of a banking overhaul bill t less strict than feared, Broadway Financial Corp. ended the week down 26 percent to $2 and Hanmi Financial Corp. slumped 13 percent to $1.49.

California Pizza Kitchen Inc. fell nearly 16 percent to $15.66 after the Los Angeles casual dining chain cut its second-quarter profit forecast on weaker-than-expected sales.

Defense contractor AeroVironment Inc. dropped 14 percent to $21.43 after the Monrovia maker of unmanned drones disclosed that the U.S. Justice Department is investigating its billing practices. The company separately issued a weak outlook for fiscal 2011.

KB Home fell 11 percent to $11.12 after the Los Angeles homebuilder reported a second quarter loss that was steeper than Wall Street expected.

One of the top gainers was Valencia biotech MannKind Corp., which ended the week up 22 percent to $7.11 on news that positive study results for its experimental inhaled insulin product Afrezza were published in Lancet, a respected British medical journal. The publication gives greater credibility to the product, which is awaiting FDA approval.

Staar Surgical Co. jumped 15.7 percent to $5.97 after the Monrovia maker of implantable lenses and other ophthalmic products said it was able to retire a promissory note early.