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MIG

Mariner Investment Group Portfolio holdings

AUM $346M
1-Year Est. Return 25.25%
This Fund
S&P 500
This Quarter Est. Return
+19.12%
1 Year Est. Return
+25.25%
3 Year Est. Return
–
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$331M
AUM Growth
+$48.9M
Cap. Flow
+$236M
Cap. Flow %
71.28%
Top 10 Hldgs %
77.63%
Holding
101
New
28
Increased
10
Reduced
14
Closed
25

Top Buys

Rank Stock Value
1
IBIT icon
iShares Bitcoin Trust
IBIT
+$77M
2
RITM icon
Rithm Capital
RITM
+$11.2M
3
LQD icon
iShares iBoxx $ Investment Grade Corporate Bond ETF
LQD
+$7.12M
4
BHF icon
Brighthouse Financial
BHF
+$6.64M
5
FOUR icon
Shift4
FOUR
+$4.18M

Top Sells

Rank Stock Value
1
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$58.3M
2
HYG icon
iShares iBoxx $ High Yield Corporate Bond ETF
HYG
+$26.8M
3
JFR icon
Nuveen Floating Rate Income Fund
JFR
+$14.3M
4
VOO icon
Vanguard S&P 500 ETF
VOO
+$13.2M
5
GLW icon
Corning
GLW
+$5.23M

Sector Composition

Rank Sector Weight
1 Real Estate 5.3%
2 Utilities 4.46%
3 Financials 2.18%
4 Technology 1.96%
5 Industrials 1.66%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IBIT icon
1
iShares Bitcoin Trust
IBIT
$47.6B
$131M 39.62%
2,015,094
+1,183,414
+142% +$77M
SPY icon
2
State Street SPDR S&P 500 ETF Trust
SPY
$781B
$25.6M 7.74%
38,422
-90,944
-70% -$58.3M
LQD icon
3
iShares iBoxx $ Investment Grade Corporate Bond ETF
LQD
$34.7B
$21M 6.34%
188,000
+64,800
+53% +$7.12M
JFR icon
4
Nuveen Floating Rate Income Fund
JFR
$1.23B
$18.5M 5.58%
2,257,194
-1,702,350
-43% -$14.3M
RITM icon
5
Rithm Capital
RITM
$5.09B
$11.1M 3.36%
975,000
+925,000
+1,850% +$11.2M
BHF icon
6
Brighthouse Financial
BHF
$3.63B
$7.22M 2.18%
+136,000
New +$6.64M
DUK icon
7
Duke Energy
DUK
$102B
$4.95M 1.5%
40,000
-10,000
-20% -$1.21M
RWT
8
Redwood Trust
RWT
$616M
$4.91M 1.48%
847,411
+647,411
+324% +$3.87M
ETR icon
9
Entergy
ETR
$54.1B
$4.19M 1.27%
45,000
-5,000
-10% -$440K
LECO icon
10
Lincoln Electric
LECO
$13.8B
$3.54M 1.07%
15,000
+8,000
+114% +$1.87M
FOUR icon
11
Shift4
FOUR
$3.84B
$3.48M 1.05%
+45,000
New +$4.18M
VST icon
12
Vistra
VST
$55.1B
$2.94M 0.89%
15,000
-10,000
-40% -$1.98M
CEG icon
13
Constellation Energy
CEG
$98B
$2.67M 0.81%
8,100
+5,100
+170% +$1.65M
WMB icon
14
Williams Companies
WMB
$90.5B
$2.53M 0.77%
40,000
-15,000
-27% -$880K
AMD icon
15
Advanced Micro Devices
AMD
$851B
$2.02M 0.61%
+12,500
New +$2.02M
CIM
16
Chimera Investment
CIM
$1.05B
$1.52M 0.46%
+115,000
New +$1.6M
EIM
17
Eaton Vance Municipal Bond Fund
EIM
$492M
$1.16M 0.35%
116,847
-83,153
-42% -$809K
AD
18
Array Digital Infrastructure
AD
$3.02B
$1.06M 0.32%
21,292
-23,713
-53% -$1.47M
CC icon
19
Chemours
CC
$2.59B
$871K 0.26%
+55,000
New +$798K
LYB icon
20
PUT
LyondellBasell Industries
LYB
$19.5B
$863K 0.26%
200,000
+150,000
+300% +$8.46M
UPS icon
21
United Parcel Service
UPS
$97.6B
$835K 0.25%
+10,000
New +$906K
GLW icon
22
CALL
Corning
GLW
$126B
$805K 0.24%
+200,000
New +$13.1M
VMI icon
23
Valmont Industries
VMI
$9.44B
$775K 0.23%
2,000
– –
WOLF icon
24
Wolfspeed
WOLF
$1.2B
$715K 0.22%
+25,000
New +$58.6K
DOW icon
25
PUT
Dow Inc
DOW
$21.6B
$688K 0.21%
433,500
+283,500
+189% +$7.06M
1
2 3 4

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Mariner Investment Group's Q3 2025 Portfolio in Review

As of Q3 2025, Mariner Investment Group held 101 positions worth $331M, up 17% from $282M the previous quarter. Its ten largest holdings account for 78% of the portfolio.

Mariner Investment Group deployed $236M of net new capital in Q3 2025, opening 28 new positions and adding to 10 existing holdings. Its largest new stake was Brighthouse Financial: 136,000 shares worth $7.22M.

By sector, the portfolio is most concentrated in Real Estate at 5.3% of assets, up from 0.74% a quarter earlier, followed by Utilities and Financials.

On the sell side, the largest reduction was State Street SPDR S&P 500 ETF Trust, an estimated $58.3M trimmed.

  • Mariner Investment Group's largest Q3 2025 buy was Brighthouse Financial: 136,000 shares worth $7.22M.
  • Mariner Investment Group added most to iShares Bitcoin Trust in Q3 2025, an estimated $77M increase.
  • Mariner Investment Group's biggest Q3 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $58.3M.
  • Mariner Investment Group fully exited iShares iBoxx $ High Yield Corporate Bond ETF in Q3 2025, selling an estimated $26.8M.
  • Mariner Investment Group's ten largest holdings make up 78% of its $331M portfolio in Q3 2025.
  • Mariner Investment Group opened 28 new positions and closed 25 in Q3 2025.
  • Mariner Investment Group's portfolio value rose 17% quarter-over-quarter to $331M.

Based on Mariner Investment Group's 13F filing for Q3 2025, filed 14 Nov 2025.