Parnell Pharmaceuticals Holdings, which develops health care products for companion animals, filed on Monday with the SEC to raise up to $58 million in an initial public offering. The Alexandria, Australia-based company, which was founded in 1986 and booked $12 million AUD in sales for the 12 months ended March 31, 2014, plans to list on the NASDAQ under the symbol PARN. Parnell Pharmaceuticals initially filed confidentially on March 26, 2014. Jefferies and Piper Jaffray are the joint bookrunners on the deal. No pricing terms were disclosed.