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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
-8.1%
1 Year Est. Return
+25.25%
3 Year Est. Return
–
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$346M
AUM Growth
-$1.37B
Cap. Flow
-$405M
Cap. Flow %
-117.19%
Top 10 Hldgs %
78.31%
Holding
159
New
50
Increased
18
Reduced
14
Closed
51

Top Buys

Rank Stock Value
1
IBIT icon
iShares Bitcoin Trust
IBIT
+$42.6M
2
SHY icon
iShares 1-3 Year Treasury Bond ETF
SHY
+$6.06M
3
RITM icon
Rithm Capital
RITM
+$4.86M
4
VCSH icon
Vanguard Short-Term Corporate Bond ETF
VCSH
+$4.17M
5
CAT icon
Caterpillar
CAT
+$2.63M

Top Sells

Rank Stock Value
1
MSFT icon
Microsoft
MSFT
+$166M
2
LRCX icon
Lam Research
LRCX
+$126M
3
GOOG icon
Alphabet (Google) Class C
GOOG
+$110M
4
COST icon
Costco
COST
+$108M
5
CSCO icon
Cisco
CSCO
+$106M

Sector Composition

Rank Sector Weight
1 Real Estate 7.71%
2 Industrials 2.81%
3 Technology 2.71%
4 Energy 1.95%
5 Utilities 1.44%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IBIT icon
1
iShares Bitcoin Trust
IBIT
$47B
$120M 34.76%
3,129,352
+982,816
+46% +$42.6M
RITM icon
2
Rithm Capital
RITM
$5.2B
$12.6M 3.65%
1,332,583
+463,872
+53% +$4.86M
FOUR icon
3
Shift4
FOUR
$3.99B
$6.34M 1.83%
145,000
+20,000
+16% +$1.1M
SHY icon
4
iShares 1-3 Year Treasury Bond ETF
SHY
$25.7B
$6.26M 1.81%
75,817
+73,181
+2,776% +$6.06M
SPY icon
5
PUT
State Street SPDR S&P 500 ETF Trust
SPY
$774B
$5.13M 1.48%
755,000
+680,000
+907% +$462M
CIM
6
Chimera Investment
CIM
$1.08B
$4.76M 1.37%
378,899
+88,899
+31% +$1.16M
ETR icon
7
Entergy
ETR
$52.8B
$4.49M 1.3%
40,000
-5,000
-11% -$503K
VCSH icon
8
Vanguard Short-Term Corporate Bond ETF
VCSH
$44.8B
$4.15M 1.2%
+52,321
New +$4.17M
WMB icon
9
Williams Companies
WMB
$89.7B
$3.28M 0.95%
45,000
– –
RWT
10
Redwood Trust
RWT
$641M
$3.09M 0.89%
550,361
-194,985
-26% -$1.13M
CAT icon
11
Caterpillar
CAT
$405B
$2.69M 0.78%
+3,800
New +$2.63M
AERO
12
Grupo Aeromexico SAB de CV
AERO
$2.25B
$2.37M 0.69%
169,280
– –
PMT
13
PennyMac Mortgage Investment
PMT
$863M
$2.1M 0.61%
+180,000
New +$2.22M
MFA
14
MFA Financial
MFA
$960M
$2.01M 0.58%
+210,000
New +$2.07M
MTZ icon
15
MasTec
MTZ
$26B
$1.93M 0.56%
6,000
-8,500
-59% -$2.3M
LECO icon
16
Lincoln Electric
LECO
$13.8B
$1.49M 0.43%
6,000
-10,000
-63% -$2.67M
RRC icon
17
Range Resources
RRC
$8.66B
$1.36M 0.39%
30,000
-16,000
-35% -$624K
EQT icon
18
EQT Corp
EQT
$31B
$1.27M 0.37%
20,000
– –
DX
19
Dynex Capital
DX
$2.87B
$1.21M 0.35%
+95,000
New +$1.31M
SOLS
20
Solstice Advanced Materials
SOLS
$9.27B
$1.14M 0.33%
+15,000
New +$1.03M
IGV icon
21
iShares Expanded Tech-Software Sector ETF
IGV
$13.8B
$1M 0.29%
+12,500
New +$1.11M
IEI icon
22
iShares 3-7 Year Treasury Bond ETF
IEI
$18.2B
$906K 0.26%
+7,638
New +$911K
WMT icon
23
Walmart Inc
WMT
$909B
$903K 0.26%
+7,264
New +$892K
HYG icon
24
PUT
iShares iBoxx $ High Yield Corporate Bond ETF
HYG
$16.9B
$873K 0.25%
2,121,300
+625,300
+42% +$50.3M
LGN
25
Legence Corp
LGN
$5.25B
$847K 0.24%
15,000
+5,000
+50% +$252K
1
2 3 4 5

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Mariner Investment Group's Q1 2026 Portfolio in Review

As of Q1 2026, Mariner Investment Group held 159 positions worth $346M, down 80% from $1.71B the previous quarter. Its ten largest holdings account for 78% of the portfolio.

Mariner Investment Group withdrew a net $405M in Q1 2026, closing 51 positions and reducing 14 holdings. Its most notable exit was Microsoft, an estimated $166M position sold in full.

By sector, the portfolio is most concentrated in Real Estate at 7.7% of assets, up from 1% a quarter earlier, followed by Industrials and Technology.

Against the trend, Mariner Investment Group opened a new position in Vanguard Short-Term Corporate Bond ETF worth $4.15M.

  • Mariner Investment Group's largest Q1 2026 buy was Vanguard Short-Term Corporate Bond ETF: 52,321 shares worth $4.15M.
  • Mariner Investment Group added most to iShares Bitcoin Trust in Q1 2026, an estimated $42.6M increase.
  • Mariner Investment Group's biggest Q1 2026 reduction was Lincoln Electric, cutting an estimated $2.67M.
  • Mariner Investment Group fully exited Microsoft in Q1 2026, selling an estimated $166M.
  • Mariner Investment Group's ten largest holdings make up 78% of its $346M portfolio in Q1 2026.
  • Mariner Investment Group opened 50 new positions and closed 51 in Q1 2026.
  • Mariner Investment Group's portfolio value fell 80% quarter-over-quarter to $346M.

Based on Mariner Investment Group's 13F filing for Q1 2026, filed 5 May 2026.