13F Filings History of MARINER INVESTMENT GROUP LLC

Latest 13F report
Q4 2025 - 25 Feb 2026
Value $
$1,704,487,779
Signature - Title
Patrick Beirne - Chief Operating Officer
Location
Harrison, NY
Summary
This page shows a list of all the recent 13F filings made by MARINER INVESTMENT GROUP LLC. Form 13F is required to be filed within 45 days of the end of a calendar quarter. MARINER INVESTMENT GROUP LLC reported 71 stock holdings with total value $1,704,487,779 as of Q4 2025. Top holdings included MSFT, LRCX, GOOG, COST, and IBIT.

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Holdings Value
Quarter Holdings Value $ Bought Sold Net Top Holdings Form Type Filing Time
Q4 2025 71 $1,704,487,779 +$1,507,646,096 -$91,313,576 +$1,416,332,520 MSFT, LRCX, GOOG, COST, IBIT 13F-HR 25 Feb 2026, 12:16
Q3 2025 48 $323,605,096 +$183,430,476 -$146,208,626 +$37,221,850 IBIT, SPY, LQD, JFR, NEXTERA ENERGY CAP HLDGS INC 13F-HR 14 Nov 2025, 09:35
Q2 2025 48 $276,807,686 +$125,956,045 -$118,679,748 +$7,276,297 SPY, IBIT, JFR, HYG, LQD 13F-HR 16 Jul 2025, 15:37
Q1 2025 27 $253,083,100 +$127,292,504 -$358,209,414 -$230,916,910 SPY, BKLN, JFR, HYG, VST 13F-HR 05 May 2025, 15:29
Q4 2024 36 $503,393,613 +$229,323,991 -$102,160,044 +$127,163,947 SPY, BKLN, FDX, TLT, GLW 13F-HR 22 Jan 2025, 13:17
Q3 2024 24 $370,157,681 +$57,149,685 -$163,291,846 -$106,142,161 SPY, BKLN, JAAA, SRLN, HYG 13F-HR 29 Oct 2024, 11:31
Q2 2024 17 $462,282,540 +$142,801,570 -$7,386,600 +$135,414,970 SPY, BKLN, SRLN, CCL, VST 13F-HR 24 Jul 2024, 10:06
Q1 2024 18 $319,327,117 $0 $0 $0 SPY, BKLN, SRLN, LQD, JBLU 13F-HR 14 May 2024, 11:59
Q4 2023 18 $368,372,733 $0 $0 $0 SPY, BKLN, SRLN, KRE, DBD 13F-HR 15 Feb 2024, 08:51
Q1 2023 20 $3,277,609 +$1,219,985 -$31,194,082 -$29,974,097 HYG, BLE, MYD, WULF, ATEK 13F-HR 11 May 2023, 17:40
Q4 2022 77 $33,101,000 +$3,921,822 -$52,003,554 -$48,081,732 HTZ, SEVN, MMU, WIW, NXDT 13F-HR 13 Feb 2023, 21:30
Q3 2022 175 $88,336,000 +$19,406,944 -$11,086,995 +$8,319,949 WAYFAIR INC, HTZ, AVAYA HLDGS CORP, NUV, SEVN 13F-HR 14 Nov 2022, 08:29
Q2 2022 184 $94,216,000 +$34,834,410 -$8,890,764 +$25,943,646 AVAYA HLDGS CORP, HTZ, NUV, SEVN, MVF 13F-HR 09 Aug 2022, 12:08
Q1 2022 157 $79,022,000 +$14,123,524 -$158,887,976 -$144,764,452 HTZ, AVAYA HLDGS CORP, SEVN, WULF, NUV 13F-HR 12 May 2022, 10:10
Q4 2021 177 $235,565,000 +$209,642,385 -$11,288,281 +$198,354,104 SPY, HTZ, AVAYA HLDGS CORP, PW, WULF 13F-HR 09 Feb 2022, 13:12
Q3 2021 115 $36,797,000 +$6,764,317 -$14,530,338 -$7,766,021 AVAYA HLDGS CORP, GDL, RMRM, PSTH, LRFC 13F-HR 12 Nov 2021, 14:49
Q2 2021 109 $45,376,000 +$21,861,255 -$17,564,308 +$4,296,947 AVAYA HLDGS CORP, GDL, RMRM, JRO, JFR 13F-HR 11 Aug 2021, 12:26
Q1 2021 64 $40,198,000 +$14,052,897 -$25,567,208 -$11,514,311 AVAYA HLDGS CORP, JRO, FE, JFR, GDL 13F-HR 12 May 2021, 14:20
Q4 2020 50 $49,192,000 +$17,877,346 -$6,886,622 +$10,990,724 AVAYA HLDGS CORP, WIW, MMU, DSM, JRO 13F-HR 10 Feb 2021, 15:40
Q3 2020 34 $35,902,000 +$11,000,772 -$3,217,015 +$7,783,757 AVAYA HLDGS CORP, RSP, KTF, MMU, WIW 13F-HR 13 Nov 2020, 16:01
Q2 2020 36 $27,295,000 +$4,506,632 -$7,526,677 -$3,020,045 KTF, GDL, NVG, MMU, MVF 13F-HR 11 Aug 2020, 11:06
Q1 2020 42 $29,139,000 +$12,248,776 -$65,334,901 -$53,086,125 MFL, KTF, AVYAQ, GDL, VCV 13F-HR 15 May 2020, 11:33
Q4 2019 81 $88,591,000 +$29,003,368 -$6,117,558 +$22,885,810 AVAYA HLDGS CORP, BKLN, JQC, KTF, MFL 13F-HR 11 Feb 2020, 12:17
Q3 2019 53 $64,252,000 +$18,675,928 -$11,262,112 +$7,413,816 AVAYA HLDGS CORP, BKLN, JQC, KTF, MFL 13F-HR 12 Nov 2019, 16:55
Q2 2019 62 $56,668,000 +$4,074,198 -$22,159,437 -$18,085,239 KTF, JQC, MYI, MUC, MFL 13F-HR 06 Aug 2019, 11:06
Q1 2019 75 $73,939,000 +$23,078,657 -$24,879,361 -$1,800,704 JQC, KTF, EVN, MUC, EXD 13F-HR 10 May 2019, 15:02
Q4 2018 104 $71,573,000 +$28,621,402 -$2,749,177 +$25,872,225 KTF, VMO, EXD, MYN, MYI 13F-HR 11 Feb 2019, 10:25
Q3 2018 66 $48,917,000 +$17,472,783 -$14,221,183 +$3,251,600 KTF, AVYAQ, MYN, MYI, VMO 13F-HR 26 Oct 2018, 11:44
Q2 2018 57 $46,226,000 +$16,427,435 -$71,141,376 -$54,713,941 KTF, SPY, AVYAQ, MYN, EFL 13F-HR 06 Aug 2018, 17:36
Q1 2018 57 $101,453,000 +$7,152,762 -$142,042,365 -$134,889,603 MUB, GENERAL CABLE CORP DEL NEW, KTF, AVYAQ, FXI 13F-HR 11 May 2018, 12:08
Q4 2017 87 $238,611,000 +$106,669,670 -$25,211,727 +$81,457,943 MUB, HYG, MMP, EPD, EQM 13F-HR 09 Feb 2018, 17:28
Q3 2017 50 $159,319,000 +$36,623,191 -$57,496,935 -$20,873,744 HYG, MMP, EQM, EPD, AMJ 13F-HR 01 Nov 2017, 16:12
Q2 2017 47 $181,984,000 +$74,662,094 -$56,371,209 +$18,290,885 EMB, EPD, MMP, EQM, SEP 13F-HR 27 Jul 2017, 14:46
Q1 2017 61 $169,978,000 +$43,842,924 -$63,343,083 -$19,500,159 LQD, MMP, EPD, EQM, SEP 13F-HR 11 May 2017, 13:58
Q4 2016 86 $186,620,000 +$78,075,317 -$87,979,169 -$9,903,852 MMP, EPD, SEP, EQM, PAA 13F-HR 23 Feb 2017, 15:22
Q3 2016 71 $193,460,000 +$67,572,329 -$172,968,418 -$105,396,089 BKLN, SPY, VTA, EPD, JQC 13F-HR 03 Nov 2016, 15:17
Q2 2016 117 $292,689,000 +$77,270,554 -$145,434,859 -$68,164,305 JQC, VTA, STEW, RMRM, EPD 13F-HR 03 Aug 2016, 11:57
Q1 2016 145 $352,390,000 +$67,691,899 -$141,463,285 -$73,771,386 JQC, VTA, GILD, STEW, BGB 13F-HR 03 May 2016, 10:19
Q4 2015 170 $440,407,000 +$92,116,551 -$136,022,088 -$43,905,537 XLE, JQC, VTA, BGB, STEW 13F-HR 01 Feb 2016, 20:24
Q3 2015 157 $476,573,000 +$195,007,056 -$65,055,909 +$129,951,147 XLE, HUM, XLB, JQC, VTA 13F-HR 05 Nov 2015, 21:47
Q2 2015 166 $380,357,000 +$124,681,422 -$109,669,167 +$15,012,255 JQC, VTA, BGB, STEW, GILD 13F-HR 14 Aug 2015, 07:27
Q1 2015 145 $369,642,000 +$80,726,164 -$316,064,347 -$235,338,183 JQC, BGB, NHF, VTA, VVR 13F-HR 12 May 2015, 20:22
Q4 2014 218 $586,747,000 +$211,755,922 -$112,218,401 +$99,537,521 EPPRC, SPY, INTC, LMT, VTA 13F-HR 11 Feb 2015, 21:51
Q3 2014 179 $476,224,000 +$99,094,431 -$131,935,876 -$32,841,445 EPPRC, SPY, INTC, BGB, LMT 13F-HR 10 Nov 2014, 07:52
Q2 2014 198 $511,604,000 +$142,159,661 -$97,594,371 +$44,565,290 SPY, EPPRC, INTC, BGB, EPRPRC 13F-HR 11 Aug 2014, 21:53
Q1 2014 171 $451,671,000 +$142,396,015 -$304,470,053 -$162,074,038 SPY, EPPRC, RPTPRD, INTC, VTA 13F-HR 14 May 2014, 15:14
Q4 2013 196 $607,084,000 $0 $0 $0 SPY, EPPRC, NOV, RPTPRD, GDX 13F-HR 13 Feb 2014, 15:45