The Northern District of California dismissed with prejudice a lawsuit alleging a 401(k) plan’s sponsor and fiduciaries included unreasonably expensive funds in the plan’s investment lineup.  The court previously dismissed the plaintiffs’ claims without prejudice, finding their complaint failed to plead facts from which the court could infer the defendants breached their fiduciary duties.  In response, the plaintiffs filed an amended complaint.  The court held that the plaintiffs’ amended complaint suffered from the same infirmities…