PEN penumbra, inc. NYSE Medical/Dental Instruments PLSE pulse biosciences, inc NASDAQ Medical/Dental Instruments PODD insulet corporation NASDAQ Medical/Dental Instruments PETS petmed express, inc. NASDAQ Medical/Nursing Services PFIE profire energy, inc. NASDAQ Metal Fabrications PH parker-hannifin corporation NYSE Metal Fabrications PRLB proto labs, inc. common stock NYSE Metal Fabrications PAA plains all american pipeline, l.p. - common units representing limited partner interests NYSE Natural Gas Distribution PAGP plains gp holdings, l.p. - class a shares representing limited partner interests NYSE Natural Gas Distribution PAR par technology corporation NYSE Office Equipment/Supplies/Services PAY paymentus holdings, inc. class a NYSE Office Equipment/Supplies/Services PBI pitney bowes inc. NYSE Office Equipment/Supplies/Services PARR par pacific holdings, inc. AMEX Oil & Gas Production PBA pembina pipeline corp. ordinary shares (canada) NYSE Oil & Gas Production PBR petroleo brasileiro s.a.- petrobras NYSE Oil & Gas Production PBT permian basin royalty trust NYSE Oil & Gas Production PDS precision drilling corporation NYSE Oil & Gas Production PED pedevco corp. AMEX Oil & Gas Production PHX phx minerals inc. NYSE Oil & Gas Production PNRG primeenergy resources corporation NASDAQ Oil & Gas Production PTEN patterson-uti energy, inc. NASDAQ Oil & Gas Production PXD pioneer natural resources company NYSE Oil & Gas Production PUMP propetro holding corp. NASDAQ Oilfield Services/Equipment PFMT performant financial corporation NASDAQ Other Consumer Services PINC premier, inc. - class a NASDAQ Other Consumer Services PETQ petiq, inc. - class a NASDAQ Other Pharmaceuticals PERF perfect corp. NASDAQ Other Specialty Stores PRTS carparts.com, inc. NASDAQ Other Specialty Stores PG procter & gamble company (the) NYSE Package Goods/Cosmetics POST post holdings, inc. NYSE Packaged Foods PPG ppg industries, inc. NYSE Paints/Coatings PPIH perma-pipe international holdings, inc. NASDAQ Pollution Control Equipment PCG pacific gas & electric co. NYSE Power Generation PEG public service enterprise group incorporated NYSE Power Generation PAAS pan american silver corp. NASDAQ Precious Metals PLG platinum group metals ltd. ordinary shares (canada) AMEX Precious Metals PZG paramount gold nevada corp. AMEX Precious Metals PGR progressive corporation (the) NYSE Property-Casualty Insurers PRA proassurance corporation NYSE Property-Casualty Insurers PCTI pctel, inc. NASDAQ Radio And Television Broadcasting And Communications Equipment PRKR parkervision inc NASDAQ Radio And Television Broadcasting And Communications Equipment PCH potlatchdeltic corporation NASDAQ Real Estate Investment Trusts PEB pebblebrook hotel trust common shares of beneficial interest NYSE Real Estate Investment Trusts PGRE paramount group, inc. NYSE Real Estate Investment Trusts PLD prologis, inc. NYSE Real Estate Investment Trusts PLYM plymouth industrial reit, inc. AMEX Real Estate Investment Trusts PMT pennymac mortgage investment trust common shares of beneficial interest NYSE Real Estate Investment Trusts PSA public storage NYSE Real Estate Investment Trusts PW power reit (md) AMEX Real Estate Investment Trusts PBPB potbelly corporation NASDAQ Restaurants