Mariner Investment 13F-HR Quarterly holdings report by institutional manager

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

OMB APPROVAL

OMB Number:		3235-0006
Expires:	Oct 31, 2018
Estimated average burden
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COLUMN 1	COLUMN 2	COLUMN 3	COLUMN 4	COLUMN 5			COLUMN 6	COLUMN 7	COLUMN 8
			VALUE	SHRS OR	SH/	PUT/	INVESTMENT	OTHER	VOTING AUTHORITY
NAME OF ISSUER	TITLE OF CLASS	CUSIP	(x$1000)	PRN AMT	PRN	CALL	DISCRETION	MANAGER	SOLE	SHARED	NONE
ADAM NAT RES FD INC	COM	00548F105	922	56,000	SH		DFND	1 2	56,000	0	0
ALLIANZGI CONV INCOME FD	COM	018828103	115	20,000	SH		DFND	1 2	20,000	0	0
ALLIANZGI CONV INCOME FD II	COM	018825109	102	20,000	SH		DFND	1 2	20,000	0	0
ALPS ETF TR	ALERIAN MLP	00162Q866	553	65,000	SH		DFND	1 2	65,000	0	0
ALPS ETF TR	ALERIAN MLP	00162Q866	13	20,000	SH	Call	DFND	1 2	20,000	0	0
ALPS ETF TR	ALERIAN MLP	00162Q866	53	106,500	SH	Call	DFND	1 2	106,500	0	0
ALPS ETF TR	ALERIAN MLP	00162Q866	37	298,700	SH	Call	DFND	1 2	298,700	0	0
ALPS ETF TR	ALERIAN MLP	00162Q866	250	500,000	SH	Call	DFND	1 2	500,000	0	0
APOLLO SR FLOATING RATE FD I	COM	037636107	599	39,546	SH		DFND	1 2	39,546	0	0
AVAYA HLDGS CORP	COM	05351X101	202	14,983	SH		DFND	1 2	14,983	0	0
AVAYA HLDGS CORP	COM	05351X101	1,148	85,047	SH		DFND	1 2	85,047	0	0
AVAYA HLDGS CORP	NOTE 2.250% 6/1	05351XAB7	6,823	7,687,000	PRN		DFND	1 2	7,687,000	0	0
AVAYA HLDGS CORP	NOTE 2.250% 6/1	05351XAB7	1,201	1,353,000	PRN		DFND	1 2	1,353,000	0	0
BARINGS BDC INC	COM	06759L103	190	18,521	SH		DFND	1 2	18,521	0	0
BLACKROCK CALIF MUN INCOME T	SH BEN INT	09248E102	614	45,255	SH		DFND	1 2	45,255	0	0
BLACKROCK FLOAT RATE OME STR	COM	09255X100	1,861	138,498	SH		DFND	1 2	138,498	0	0
BLACKROCK FLOAT RATE OME STR	COM	09255X100	712	52,986	SH		DFND	1 2	52,986	0	0
BLACKROCK FLOATING RATE INCO	COM	091941104	508	39,455	SH		DFND	1 2	39,455	0	0
BLACKROCK FLOATING RATE INCO	COM	091941104	1,387	107,768	SH		DFND	1 2	107,768	0	0
BLACKROCK MUNI INTER DR FD I	COM	09253X102	248	17,392	SH		DFND	1 2	17,392	0	0
BLACKROCK MUNIHLDGS NY QLTY	COM	09255C106	190	13,914	SH		DFND	1 2	13,914	0	0
BLACKROCK MUNIHLDNGS CALI QL	COM	09254L107	187	13,399	SH		DFND	1 2	13,399	0	0
BLACKROCK MUNIHLDNGS CALI QL	COM	09254L107	1,444	103,249	SH		DFND	1 2	103,249	0	0
BLACKROCK MUNIHLDNGS CALI QL	COM	09254L107	183	13,065	SH		DFND	1 2	13,065	0	0
BLACKROCK MUNIHLDNGS QLTY II	COM	09254C107	450	35,675	SH		DFND	1 2	35,675	0	0
BLACKROCK MUNIHLDS INVSTM QL	COM	09254P108	258	19,405	SH		DFND	1 2	19,405	0	0
BLACKROCK MUNIHLDS INVSTM QL	COM	09254P108	450	33,830	SH		DFND	1 2	33,830	0	0
BLACKROCK MUNIHLDS INVSTM QL	COM	09254P108	2,338	175,959	SH		DFND	1 2	175,959	0	0
BLACKROCK MUNIVEST FD INC	COM	09253R105	596	65,422	SH		DFND	1 2	65,422	0	0
BLACKROCK MUNIYIELD CALI QLT	COM	09254N103	1,391	97,904	SH		DFND	1 2	97,904	0	0
BLACKROCK MUNIYIELD NY QLTY	COM	09255E102	241	18,444	SH		DFND	1 2	18,444	0	0
BLACKROCK MUNIYIELD NY QLTY	COM	09255E102	899	68,704	SH		DFND	1 2	68,704	0	0
BLACKROCK MUNIYIELD PA QLTY	COM	09255G107	331	23,160	SH		DFND	1 2	23,160	0	0
BLACKROCK MUNIYIELD QLTY FD	COM	09254E103	180	13,326	SH		DFND	1 2	13,326	0	0
BLACKROCK MUNIYIELD QLTY FD	COM	09254E103	213	15,763	SH		DFND	1 2	15,763	0	0
BLACKROCK MUNIYIELD QLTY FD	COM	09254E103	1,823	135,010	SH		DFND	1 2	135,010	0	0
BLACKROCK MUNIYLD INVST QLTY	COM	09254T100	292	21,561	SH		DFND	1 2	21,561	0	0
BRANDYWINEGBL GLBAL INM OPRT	COM	10537L104	280	22,189	SH		DFND	1 2	22,189	0	0
CLEARBRIDGE ENERGY MIDSTRM O	COM	18469P100	148	17,632	SH		DFND	1 2	17,632	0	0
CLEARBRIDGE ENERGY MIDSTRM O	COM	18469P100	777	92,368	SH		DFND	1 2	92,368	0	0
CLEARBRIDGE MLP AND MIDSTRM	COM	184692101	676	60,000	SH		DFND	1 2	60,000	0	0
CLEARBRIDGE MLP AND MIDSTRM	COM	184692101	465	41,300	SH		DFND	1 2	41,300	0	0
CPI CARD GROUP INC	COM NEW	12634H200	13	14,564	SH		DFND	1 2	14,564	0	0
CPI CARD GROUP INC	COM NEW	12634H200	75	82,978	SH		DFND	1 2	82,978	0	0
CUSHING RENAISSANCE FD	COM	231647108	667	49,297	SH		DFND	1 2	49,297	0	0
DELAWARE INV MN MUN INC FD I	COM	24610V103	1,422	108,217	SH		DFND	1 2	108,217	0	0
DWS MUN INCOME TR NEW	COM	233368109	375	33,122	SH		DFND	1 2	33,122	0	0
DWS MUN INCOME TR NEW	COM	233368109	2,888	254,939	SH		DFND	1 2	254,939	0	0
DWS MUN INCOME TR NEW	COM	233368109	879	77,609	SH		DFND	1 2	77,609	0	0
EATON VANCE CALIF MUN BD FD	COM	27828A100	166	14,721	SH		DFND	1 2	14,721	0	0
EATON VANCE FLTING RATE INC	COM	278279104	472	34,394	SH		DFND	1 2	34,394	0	0
EATON VANCE FLTING RATE INC	COM	278279104	655	47,741	SH		DFND	1 2	47,741	0	0
EATON VANCE LTD DUR INCOME F	COM	27828H105	1,100	83,000	SH		DFND	1 2	83,000	0	0
EATON VANCE SR FLTNG RTE TR	COM	27828Q105	916	67,579	SH		DFND	1 2	67,579	0	0
EATON VANCE SR INCOME TR	SH BEN INT	27826S103	123	19,166	SH		DFND	1 2	19,166	0	0
EATON VANCE SR INCOME TR	SH BEN INT	27826S103	353	55,089	SH		DFND	1 2	55,089	0	0
EATON VANCE SR INCOME TR	SH BEN INT	27826S103	702	109,515	SH		DFND	1 2	109,515	0	0
ENLINK MIDSTREAM LLC	COM UNIT REP LTD	29336T100	318	51,900	SH		DFND	1 2	51,900	0	0
EQM MIDSTREAM PARTNERS LP	UNIT LTD PARTN	26885B100	329	11,000	SH		DFND	1 2	11,000	0	0
FEDERATED PREM MUN INC FD	COM	31423P108	196	13,921	SH		DFND	1 2	13,921	0	0
FIDUCIARY CLAYMORE ENGRY INF	COM	31647Q106	154	19,518	SH		DFND	1 2	19,518	0	0
FIDUCIARY CLAYMORE ENGRY INF	COM	31647Q106	1,070	135,482	SH		DFND	1 2	135,482	0	0
FIRST TR SR FLG RTE INCM FD	COM	33733U108	782	62,272	SH		DFND	1 2	62,272	0	0
FIRST TR SR FLOATING RATE 20	COM SHS	33740K101	582	63,311	SH		DFND	1 2	63,311	0	0
FS KKR CAPITAL CORP	COM	302635107	488	79,589	SH		DFND	1 2	79,589	0	0
FST TR NEW OPPORT MLP & ENE	COM	33739M100	275	29,500	SH		DFND	1 2	29,500	0	0
GABELLI DIVD & INCOME TR	COM	36242H104	536	24,424	SH		DFND	1 2	24,424	0	0
GDL FUND	COM SH BEN IT	361570104	239	25,713	SH		DFND	1 2	25,713	0	0
GDL FUND	COM SH BEN IT	361570104	626	67,363	SH		DFND	1 2	67,363	0	0
GOLDMAN SACHS MLP INC OPP FD	COM SHS	38147W103	545	89,800	SH		DFND	1 2	89,800	0	0
GOLDMAN SACHS MLP INC OPP FD	COM SHS	38147W103	396	65,200	SH		DFND	1 2	65,200	0	0
HIGHLAND INCOME FUND	HIGHLAND INCOME	43010E404	497	40,000	SH		DFND	1 2	40,000	0	0
INVESCO DYNAMIC CR OPP FD	COM	46132R104	451	39,754	SH		DFND	1 2	39,754	0	0
INVESCO DYNAMIC CR OPP FD	COM	46132R104	119	10,514	SH		DFND	1 2	10,514	0	0
INVESCO EXCHNG TRADED FD TR	SR LN ETF	46138G508	7,188	315,000	SH		DFND	1 2	315,000	0	0
INVESCO PA VALUE MUN INCOME	COM	46132K109	434	32,917	SH		DFND	1 2	32,917	0	0
ISHARES TR	IBOXX HI YD ETF	464288513	20	85,100	SH	Put	DFND	1 2	85,100	0	0
ISHARES TR	IBOXX HI YD ETF	464288513	3	14,900	SH	Put	DFND	1 2	14,900	0	0
ISHARES TR	IBOXX HI YD ETF	464288513	1	25,000	SH	Put	DFND	1 2	25,000	0	0
KAYNE ANDERSN MLP MIDS INVT	COM	486606106	697	50,000	SH		DFND	1 2	50,000	0	0
MARTIN MIDSTREAM PRTNRS L P	UNIT L P INT	573331105	40	10,000	SH		DFND	1 2	10,000	0	0
NEUBERGER BERMAN MLP AND ENR	COM	64129H104	1,352	200,000	SH		DFND	1 2	100,000	0	0
NUVEEN ARIZONA QLTY MUN INC	COM	67061W104	198	14,699	SH		DFND	1 2	14,699	0	0
NUVEEN CR STRATEGIES INCM FD	COM SHS	67073D102	1,687	220,000	SH		DFND	1 2	220,000	0	0
NUVEEN CR STRATEGIES INCM FD	COM SHS	67073D102	3,061	399,149	SH		DFND	1 2	399,149	0	0
NUVEEN FLOATING RATE INCOME	COM	67072T108	666	65,000	SH		DFND	1 2	65,000	0	0
NUVEEN FLOATING RATE INCOME	COM	67072T108	103	10,025	SH		DFND	1 2	10,025	0	0
NUVEEN FLOATING RATE INCOME	COM	67072T108	587	57,281	SH		DFND	1 2	57,281	0	0
NUVEEN FLTNG RTE INCM OPP FD	COM SHS	6706EN100	1,404	140,500	SH		DFND	1 2	140,500	0	0
NUVEEN FLTNG RTE INCM OPP FD	COM SHS	6706EN100	567	56,759	SH		DFND	1 2	56,759	0	0
NUVEEN GEORGIA QLTY MUN INC	COM	67072B107	127	10,090	SH		DFND	1 2	10,090	0	0
NUVEEN MINESOTA QLT MUN INC	SHS	670734102	560	38,323	SH		DFND	1 2	38,323	0	0
NUVEEN SHT DUR CR OPP FD	COM	67074X107	1,204	79,287	SH		DFND	1 2	79,287	0	0
NUVEEN SHT DUR CR OPP FD	COM	67074X107	282	18,539	SH		DFND	1 2	18,539	0	0
NUVEEN SR INCOME FD	COM	67067Y104	1,192	200,000	SH		DFND	1 2	200,000	0	0
NUVEEN SR INCOME FD	COM	67067Y104	520	87,205	SH		DFND	1 2	87,205	0	0
NUVEEN SR INCOME FD	COM	67067Y104	91	15,262	SH		DFND	1 2	15,262	0	0
NUVEEN TEXAS QLTY MUN INCME	COM	670983105	504	35,144	SH		DFND	1 2	35,144	0	0
OAKTREE SPECIALTY LENDING CO	COM	67401P108	638	116,911	SH		DFND	1 2	116,911	0	0
PIMCO ENRGY TACTICAL CR OPP	COM SHS BEN INT	69346N107	825	50,000	SH		DFND	1 2	50,000	0	0
PIONEER MUN HIGH INCOME ADV	COM	723762100	757	70,000	SH		DFND	1 2	70,000	0	0
PREFERRED APT CMNTYS INC	COM	74039L103	266	20,000	SH		DFND	1 2	20,000	0	0
RIVERNORTH OPPRTUNITIES FD I	COM	76881Y109	824	50,500	SH		DFND	1 2	50,500	0	0
SOUTHWESTERN ENERGY CO	COM	845467109	121	50,000	SH		DFND	1 2	50,000	0	0
SPDR S&P 500 ETF TR	TR UNIT	78462F103	160	150,000	SH	Put	DFND	1 2	50,000	0	0
SPROTT PHYSICAL GOLD & SILVE	TR UNIT	85208R101	1,466	100,000	SH		DFND	1 2	100,000	0	0
SUMMIT MIDSTREAM PARTNERS LP	COM UNIT LTD	866142102	50	15,000	SH		DFND	1 2	15,000	0	0
TEKLA LIFE SCIENCES INVS	SH BEN INT	87911K100	334	19,169	SH		DFND	1 2	19,169	0	0
TEKLA LIFE SCIENCES INVS	SH BEN INT	87911K100	1,600	91,824	SH		DFND	1 2	91,824	0	0
TORTOISE ENERGY INDEPENDENC	COM	89148K101	617	142,410	SH		DFND	1 2	142,410	0	0
TORTOISE ESSENTIAL ASSETS IN	COM SH BEN INT	89148A103	1,005	61,318	SH		DFND	1 2	61,318	0	0
TORTOISE ESSENTIAL ASSETS IN	COM SH BEN INT	89148A103	197	12,000	SH		DFND	1 2	12,000	0	0
TORTOISE MIDSTRM ENERGY FD I	COM	89148B101	586	53,485	SH		DFND	1 2	53,485	0	0
TORTOISE MIDSTRM ENERGY FD I	COM	89148B101	789	72,015	SH		DFND	1 2	72,015	0	0
TORTOISE PWR & ENERGY INFRAS	COM	89147X104	480	28,312	SH		DFND	1 2	28,312	0	0
UBS AG LONDON BRH	ETRACS MTH 2XLV	90270L842	2,138	149,946	SH		DFND	1 2	149,946	0	0
VERTICAL CAP INCOME FUND	SHS BEN INT	92535C104	699	67,174	SH		DFND	1 2	67,174	0	0
VOYA GLBL EQTY DIV & PREM OP	COM	92912T100	189	30,600	SH		DFND	1 2	30,600	0	0
VOYA GLBL EQTY DIV & PREM OP	COM	92912T100	338	54,651	SH		DFND	1 2	54,651	0	0
VOYA INFRASTRUCTURE INDLS &	COM	92912X101	329	28,547	SH		DFND	1 2	28,547	0	0
VOYA INFRASTRUCTURE INDLS &	COM	92912X101	158	13,725	SH		DFND	1 2	13,725	0	0
VOYA NAT RES EQUITY INCOME F	COM	92913C106	531	128,841	SH		DFND	1 2	128,841	0	0
VOYA PRIME RATE TR	SH BEN INT	92913A100	387	77,269	SH		DFND	1 2	77,269	0	0
WESTERN ASSET CORPORATE LN F	COM	95790J102	577	58,196	SH		DFND	1 2	58,196	0	0
WESTERN ASSET CORPORATE LN F	COM	95790J102	293	29,582	SH		DFND	1 2	29,582	0	0
WESTERN ASSET CORPORATE LN F	COM	95790J102	527	53,162	SH		DFND	1 2	53,162	0	0