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
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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
ALLIANCEBERNSTEIN NATL MUNI	COM	01864U106	243	20,000	SH		DFND	1 2	20,000	0	0
ALLIANZGI CON INCM 2024 TARG	COM	01883H102	977	122,429	SH		DFND	1 2	122,429	0	0
ALLIANZGI CONV INCOME FD	COM	018828103	104	20,000	SH		DFND	1 2	20,000	0	0
APOLLO TACTICAL INCOME FD IN	COM	037638103	737	53,500	SH		DFND	1 2	53,500	0	0
AVAYA HLDGS CORP	COM	05351X101	1,123	77,098	SH		DFND	1 2	77,098	0	0
BARINGS BDC INC	COM	06759L103	676	75,000	SH		DFND	1 2	75,000	0	0
BLACKROCK 2022 GBL INCM OPP	COM	09258P104	205	24,677	SH		DFND	1 2	24,677	0	0
BLACKROCK CALIF MUN INCOME T	SH BEN INT	09248E102	627	52,355	SH		DFND	1 2	52,355	0	0
BLACKROCK FLOAT RATE OME STR	COM	09255X100	1,217	102,270	SH		DFND	1 2	102,270	0	0
BLACKROCK FLOATING RATE INCO	COM	091941104	439	37,996	SH		DFND	1 2	37,996	0	0
BLACKROCK MUN 2030 TAR TERM	COM SHS BEN IN	09257P105	1,436	70,000	SH		DFND	1 2	70,000	0	0
BLACKROCK MUN INCOME TR	SH BEN INT	09248F109	1,066	87,451	SH		DFND	1 2	87,451	0	0
BLACKROCK MUNI INCOME INV QL	COM	09250G102	156	11,933	SH		DFND	1 2	11,933	0	0
BLACKROCK MUNI INTER DR FD I	COM	09253X102	958	75,697	SH		DFND	1 2	75,697	0	0
BLACKROCK MUNI N Y INTER DUR	COM	09255F109	149	12,053	SH		DFND	1 2	12,053	0	0
BLACKROCK MUNICIPL INC QLTY	COM	092479104	187	14,976	SH		DFND	1 2	14,976	0	0
BLACKROCK MUNIENHANCED FD IN	COM	09253Y100	165	16,652	SH		DFND	1 2	16,652	0	0
BLACKROCK MUNIHLDGS FD II IN	COM	09253P109	778	60,001	SH		DFND	1 2	60,001	0	0
BLACKROCK MUNIHLDGS NY QLTY	COM	09255C106	191	15,914	SH		DFND	1 2	15,914	0	0
BLACKROCK MUNIHLDNGS CALI QL	COM	09254L107	929	75,336	SH		DFND	1 2	75,336	0	0
BLACKROCK MUNIHLDS INVSTM QL	COM	09254P108	305	23,909	SH		DFND	1 2	23,909	0	0
BLACKROCK MUNIVEST FD INC	COM	09253R105	413	50,000	SH		DFND	1 2	50,000	0	0
BLACKROCK MUNIYIELD CALI QLT	COM	09254N103	1,376	108,855	SH		DFND	1 2	108,855	0	0
BLACKROCK MUNIYIELD FD INC	COM	09253W104	626	50,000	SH		DFND	1 2	50,000	0	0
BLACKROCK MUNIYIELD N J FD I	COM	09254Y109	729	56,327	SH		DFND	1 2	56,327	0	0
BLACKROCK MUNIYIELD NY QLTY	COM	09255E102	1,918	166,534	SH		DFND	1 2	166,534	0	0
BLACKROCK MUNIYIELD PA QLTY	COM	09255G107	312	24,860	SH		DFND	1 2	24,860	0	0
BLACKROCK MUNIYIELD QLTY FD	COM	09254E103	1,716	142,404	SH		DFND	1 2	142,404	0	0
BLACKROCK N Y MUN INCOME TR	SH BEN INT	09248L106	184	15,000	SH		DFND	1 2	15,000	0	0
BLACKROCK TAX MUNICPAL BD TR	SHS	09248X100	518	24,630	SH		DFND	1 2	24,630	0	0
BLACKSTONE GSO STRATEGIC CR	COM SHS BEN IN	09257R101	244	18,100	SH		DFND	1 2	18,100	0	0
BROOKFIELD REAL ASSETS INCOM	SHS BEN INT	112830104	1,682	88,216	SH		DFND	1 2	88,216	0	0
CORNERSTONE STRATEGIC VALUE	COM	21924B302	1,588	142,000	SH		DFND	1 2	142,000	0	0
CORNERSTONE TOTAL RTRN FD IN	COM	21924U300	1,333	120,000	SH		DFND	1 2	120,000	0	0
DELAWARE INV MN MUN INC FD I	COM	24610V103	1,383	116,646	SH		DFND	1 2	116,646	0	0
DOUBLELINE INCOME SOLUTIONS	COM	258622109	639	36,861	SH		DFND	1 2	36,861	0	0
DREYFUS STRATEGIC MUNS INC	COM	261932107	273	38,041	SH		DFND	1 2	38,041	0	0
DTF TAX-FREE INCOME INC	COM	23334J107	215	17,364	SH		DFND	1 2	17,364	0	0
DWS MUN INCOME TR NEW	COM	233368109	4,455	432,524	SH		DFND	1 2	432,524	0	0
DWS STRATEGIC MUN INCOME TR	COM	23342Q101	296	28,702	SH		DFND	1 2	28,702	0	0
EATON VANCE CALIF MUN BD FD	COM	27828A100	745	75,300	SH		DFND	1 2	75,300	0	0
EATON VANCE FLTG RATE INCOM	COM SHS BEN INT	278284104	400	28,126	SH		DFND	1 2	28,126	0	0
EATON VANCE FLTING RATE INC	COM	278279104	625	49,394	SH		DFND	1 2	49,394	0	0
EATON VANCE FLTNG RATE 2022	COM	27831H100	640	74,795	SH		DFND	1 2	74,795	0	0
EATON VANCE LTD DUR INCOME F	COM	27828H105	1,013	85,000	SH		DFND	1 2	85,000	0	0
EATON VANCE MA MUNI INCOME T	SH BEN INT	27826E104	370	29,970	SH		DFND	1 2	29,970	0	0
EATON VANCE MUN INCOME 2028	SHS	27829U105	401	20,984	SH		DFND	1 2	20,984	0	0
EATON VANCE NJ MUNI INCOME T	SH BEN INT	27826V106	1,187	106,105	SH		DFND	1 2	106,105	0	0
EATON VANCE OH MUNI INCOME T	SH BEN INT	27826G109	164	13,474	SH		DFND	1 2	13,474	0	0
EATON VANCE PA MUNI INCOME T	SH BEN INT	27826T101	831	74,733	SH		DFND	1 2	74,733	0	0
EATON VANCE SR INCOME TR	SH BEN INT	27826S103	689	114,853	SH		DFND	1 2	114,853	0	0
EATON VANCE TAX ADV BD OPT S	COM SH BEN INT	27829M103	1,993	233,947	SH		DFND	1 2	233,947	0	0
FEDERATED PREM MUN INC FD	COM	31423P108	598	48,728	SH		DFND	1 2	48,728	0	0
FIRST TR SR FLG RTE INCM FD	COM	33733U108	324	28,964	SH		DFND	1 2	28,964	0	0
FIRST TR SR FLOATING RATE 20	COM SHS	33740K101	567	68,595	SH		DFND	1 2	68,595	0	0
GABELLI GLOBL UTIL & INCOME	COM SH BEN INT	36242L105	229	14,226	SH		DFND	1 2	14,226	0	0
GOVERNMENT PPTYS INCOME TR	COM SHS BEN INT	38376A103	69	10,000	SH		DFND	1 2	10,000	0	0
HALCON RES CORP	*W EXP 09/09/202	40537Q118	1	11,671	SH		DFND	1 2	11,671	0	0
INDIA FD INC	COM	454089103	911	45,000	SH		DFND	1 2	45,000	0	0
INVESCO ADVANTAGE MUNICIPAL	SH BEN INT	46132E103	494	50,000	SH		DFND	1 2	50,000	0	0
INVESCO DYNAMIC CR OPP FD	COM	46132R104	760	74,036	SH		DFND	1 2	74,036	0	0
INVESCO MUN OPPORTUNITY TR	COM	46132C107	2,113	188,979	SH		DFND	1 2	188,979	0	0
INVESCO MUN TR	COM	46131J103	299	26,800	SH		DFND	1 2	26,800	0	0
INVESCO PA VALUE MUN INCOME	COM	46132K109	442	38,095	SH		DFND	1 2	38,095	0	0
INVESCO QUALITY MUNI INC TRS	COM	46133G107	1,189	105,928	SH		DFND	1 2	105,928	0	0
INVESCO SR INCOME TR	COM	46131H107	997	255,000	SH		DFND	1 2	255,000	0	0
ISHARES INC	MSCI SPAIN ETF	464286764	8	100,000	SH	Put	DFND	1 2	100,000	0	0
ISHARES TR	IBOXX HI YD ETF	464288513	38	1,581,500	SH	Call	DFND	1 2	1,581,500	0	0
ISHARES TR	IBOXX HI YD ETF	464288513	16	109,000	SH	Put	DFND	1 2	109,000	0	0
IVY HIGH INC OPPORTUNITIES F	COM	465893105	839	69,137	SH		DFND	1 2	69,137	0	0
LIBERTY ALL-STAR GROWTH FD I	COM	529900102	446	101,500	SH		DFND	1 2	101,500	0	0
NEUBERGER BERMAN HGH YLD FD	COM	64128C106	454	46,984	SH		DFND	1 2	46,984	0	0
NEUBERGER BRMAN CLIFRN MUNI	COM	64123C101	379	31,302	SH		DFND	1 2	31,302	0	0
NEUBERGER BRMAN NY MUNI FD I	COM	64124K102	596	53,635	SH		DFND	1 2	53,635	0	0
NEW RESIDENTIAL INVT CORP	COM NEW	64828T201	284	20,000	SH		DFND	1 2	20,000	0	0
NUVEEN AMT FREE MUN CR INC F	COM	67071L106	1,398	100,000	SH		DFND	1 2	100,000	0	0
NUVEEN CALIFORNIA AMT QLT MU	COM	670651108	1,287	101,536	SH		DFND	1 2	101,536	0	0
NUVEEN CR STRATEGIES INCM FD	COM SHS	67073D102	1,450	195,941	SH		DFND	1 2	195,941	0	0
NUVEEN FLOATING RATE INCOME	COM	67072T108	265	28,750	SH		DFND	1 2	28,750	0	0
NUVEEN FLTNG RTE INCM OPP FD	COM SHS	6706EN100	949	105,216	SH		DFND	1 2	105,216	0	0
NUVEEN GEORGIA QLTY MUN INC	COM	67072B107	440	40,193	SH		DFND	1 2	40,193	0	0
NUVEEN MINESOTA QLT MUN INC	SHS	670734102	282	23,174	SH		DFND	1 2	23,174	0	0
NUVEEN MUN HIGH INCOME OPP F	COM	670682103	466	40,000	SH		DFND	1 2	40,000	0	0
NUVEEN MUN INCOME FD INC	COM	67062J102	180	17,763	SH		DFND	1 2	17,763	0	0
NUVEEN MUNICIPAL CREDIT INC	COM SH BEN INT	67070X101	819	61,000	SH		DFND	1 2	61,000	0	0
NUVEEN NEW JERSEY QULT MUN F	COM	67069Y102	893	70,080	SH		DFND	1 2	70,080	0	0
NUVEEN NEW YORK AMT QLT MUNI	COM	670656107	1,307	112,165	SH		DFND	1 2	112,165	0	0
NUVEEN NORTH CAROLINA QLTY M	COM	67060P100	411	34,851	SH		DFND	1 2	34,851	0	0
NUVEEN OHIO QLTY MUN INCOME	COM	670980101	705	52,974	SH		DFND	1 2	52,974	0	0
NUVEEN PENNSYLVANIA QLT MUN	COM	670972108	215	17,608	SH		DFND	1 2	17,608	0	0
NUVEEN QUALITY MUNCP INCOME	COM	67066V101	492	39,259	SH		DFND	1 2	39,259	0	0
NUVEEN SR INCOME FD	COM	67067Y104	917	166,668	SH		DFND	1 2	166,668	0	0
NUVEEN TEXAS QLTY MUN INCME	COM	670983105	607	48,995	SH		DFND	1 2	48,995	0	0
OCH ZIFF CAP MGMT GROUP	CL A	67551U105	18	20,000	SH		DFND	1 2	20,000	0	0
PGIM GLOBAL SHORT DURATION H	COM	69346J106	904	70,000	SH		DFND	1 2	70,000	0	0
PIMCO CORPORATE INCOME STRAT	COM	72200U100	149	10,000	SH		DFND	1 2	10,000	0	0
PIONEER FLOATING RATE TR	COM	72369J102	218	22,189	SH		DFND	1 2	22,189	0	0
RIVERNORTH OPPRTUNITIES FD I	COM	76881Y109	215	13,231	SH		DFND	1 2	13,231	0	0
SPDR S&P 500 ETF TR	TR UNIT	78462F103	16	90,000	SH	Call	DFND	1 2	90,000	0	0
SPDR S&P 500 ETF TR	TR UNIT	78462F103	19	10,000	SH	Put	DFND	1 2	10,000	0	0
TORTOISE MLP FD INC	COM	89148B101	123	10,000	SH		DFND	1 2	10,000	0	0
UBS AG LONDON BRH	ETRACS MTH 2XLV	90270L842	239	20,000	SH		DFND	1 2	20,000	0	0
URBAN ONE INC	CL D NON VTG	91705J204	508	315,596	SH		DFND	1 2	315,596	0	0
VANECK VECTORS ETF TR	JP MORGAN MKTS	92189H300	3	30,000	SH	Put	DFND	1 2	30,000	0	0
VIRTUS GLOBAL MULTI-SEC INC	COM	92829B101	722	65,127	SH		DFND	1 2	65,127	0	0
VOYA INTL HIGH DIVID EQTY IN	COM	92912Y109	88	17,038	SH		DFND	1 2	17,038	0	0
VOYA PRIME RATE TR	SH BEN INT	92913A100	672	149,715	SH		DFND	1 2	149,715	0	0
VOYA RISK MANAGED NAT RES FD	COM	92913C106	199	46,600	SH		DFND	1 2	46,600	0	0
WESTERN ASSET CORPORATE LN F	COM	95790J102	479	53,296	SH		DFND	1 2	53,296	0	0
WESTERN ASSET INTM MUNI FD I	COM	958435109	339	40,582	SH		DFND	1 2	40,582	0	0