PRK park national corporation AMEX Major Banks PRKA parks! america inc AMEX PRMRF paramount res ltd a AMEX PRNAF alterity therapeutics ltd AMEX PRRFY premier foods unsp/adr AMEX PRRY planet res recovery inc AMEX PRTT protect pharms corp AMEX PRYMY prysmian s.p.a. unsp/adr AMEX PSBP psb holding corp AMEX PSBQ psb holdings, inc. (wisconsin) AMEX PSGR pershing resources co inc AMEX PSHIF lucero energy corp AMEX PSMMY persimmon plc unsp/adr AMEX PSPSF psp swiss ppty ag AMEX PSRU valiant eagle inc AMEX PSSR passur aerospace inc AMEX PSUD petrosun inc AMEX PSYTF pason systems inc AMEX PTAIY pt astra intl idr u/adr AMEX PTBS potomac bncshs inc AMEX PTE polarityte, inc. AMEX PTEEF plaintree systems inc AMEX PTEL pegasus tel inc AMEX PTN palatin technologies, inc. AMEX Major Pharmaceuticals PTOI plastic2oil inc AMEX PTOP peer to peer network AMEX PTOS p2 solar inc AMEX PTRA proterra inc AMEX PTXKY pt xl axiata tbk adr AMEX PUBC purebase corporation AMEX PUBGY publicis group sa s/adr AMEX PUODY promotora y operadora adr AMEX PVBK pacific valley bancorp AMEX PVCT provectus biopharms AMEX PVNC prevention insurance.com AMEX PVSP pervasip corp new AMEX PW power reit (md) AMEX Real Estate Investment Trusts PWCDF power corp canada AMEX PWDY powerdyne international, inc. com AMEX PWP perella weinberg partners - class a AMEX PYR pyrogenesis canada inc. - common shares AMEX PYTCY playtech plc unsp/adr AMEX PZCUY pz cussons plc unsp/adr AMEX PZG paramount gold nevada corp. AMEX Precious Metals QABSY qantas air ltd s/adr new AMEX QBCRF quebecor inc b AMEX QBIEY qbe insurance gp s/adr AMEX QD qudian inc. american depositary shares, each representing one class a ordinary share AMEX QMCI quotemedia inc AMEX QNBC q n b corp AMEX