Prevent Unfair Manipulation of Prices Act of 2009

[AI summary unavailable — showing source text] Prevent Unfair Manipulation of Prices Act of 2009 - Amends the Commodity Exchange Act to cover: (1) energy transactions; and (2) coal, crude oil, gasoline, electricity (except financial transmission rights subject to the Federal Energy Regulatory Commission [FERC]), natural gas, and any substance used as a source of energy (other than an excluded commodity, a metal, or an agricultural commodity). Extends the regulatory authority of the Commodities Futures Trading Commission (CFTC) to swap transactions in: (1) energy commodities; (2) energy transactions; and (3) energy transactions on foreign boards of trade. Prohibits the CFTC from exempting energy transactions from futures trading regulation, unless certain notice and public comment requirements are observed. Requires the CFTC to fix limits upon the aggregate number of energy transaction positions held by any person for each month across all markets subject to its jurisdiction. Grants the CFTC exclusive authority to grant exemptions from position limits imposed upon energy transactions for bona fide hedging transactions and positions. Requires the CFTC to disaggregate and publicize specified market data with respect to index trade…