TORTOISE CAPITAL ADVISORS, L.L.C.

11550 ASH STREET, SUITE 300, LEAWOOD, Kansas, 66211, (913) 981-1020

Report Date: 03/31/2013

Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.

Company	Class	Value of Shares ($1,000s)	Change in Value ($1,000s)	Change (%)	Shares Held
SPECTRA ENERGY PARTNERS LP	COM	218,472	33,859	18.34	6,003,623
KINDER MORGAN INC DEL	COM	210,022	64,062	43.89	5,111,263
TESORO LOGISTICS LP	COM UNIT LP	205,846	108,554	111.58	3,192,889
ENBRIDGE ENERGY PARTNERS L P	COM	164,219	-69,852	(29.84)	5,312,814
HOLLY ENERGY PARTNERS L P	COM UT LTD PTN	163,765	-5,376	(3.18)	4,389,297
MPLX LP	COM UNIT REP LTD	154,763	43,375	38.94	4,016,686
NUSTAR ENERGY LP	UNIT COM	124,679		New	2,536,710
WESTERN GAS EQUITY PARTNERS LP	COMUNT LTD PT	99,483	22,435	29.12	2,550,857
OILTANKING PARTNERS L P	UNIT LTD	93,356	32,436	53.25	1,808,181
EQT MIDSTREAM PARTNERS LP	UNIT LTD PARTN	83,146	11,952	16.79	1,672,286
TC PIPELINES LP	UT COM LTD PRT	80,130	-15,035	(15.8)	1,777,900
SPECTRA ENERGY CORP	COM	79,885	17,594	28.25	2,501,108
INERGY MIDSTREAM LP	U LTD PARTNERS	73,207		New	3,123,176
CRESTWOOD MIDSTREAM PRTNERS LP	COM UNITS REPSTG	69,908	1,505	2.20	2,735,059
ONEOK INC NEW	COM	68,956	14,752	27.22	1,397,578
ENBRIDGE INC	COM	62,341	14,559	30.47	1,317,723
CENTERPOINT ENERGY INC	COM	61,764	20,720	50.48	2,534,423
TRANSCANADA CORP	COM	45,929	9,173	24.96	928,794
NISOURCE INC	COM	45,864	-8,321	(15.36)	1,549,450
ENBRIDGE ENERGY MANAGEMENT LLC	SHS UNITS LLI	45,408	2,459	5.73	1,438,333