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Mariner Portfolio holdings
AUM
$85.7B
1-Year Est. Return
24.21%
This Fund
S&P 500
This Quarter
Est. Return
+11.61%
1 Year Est. Return
+24.21%
3 Year Est. Return
+74.24%
5 Year Est. Return
+87.67%
10 Year Est. Return
+269.13%
AUM
$69.3B
AUM Growth
+$9.18B
(+15%)
Cap. Flow
+$3.47B
Cap. Flow
% of AUM
5.01%
Top 10 Holdings %
Top 10 Hldgs %
26.5%
Holding
3,740
New
311
Increased
1,893
Reduced
1,169
Closed
273
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$261M |
| 2 |
Microsoft
MSFT
|
+$169M |
| 3 |
GE Vernova
GEV
|
+$143M |
| 4 |
iShares Core S&P 500 ETF
IVV
|
+$107M |
| 5 |
JPMorgan Chase
JPM
|
+$90.8M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Union Pacific
UNP
|
+$83.9M |
| 2 |
Thermo Fisher Scientific
TMO
|
+$78.6M |
| 3 |
General Mills
GIS
|
+$42.3M |
| 4 |
Target
TGT
|
+$27.6M |
| 5 |
iShares 7-10 Year Treasury Bond ETF
IEF
|
+$23.7M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 20.78% |
| 2 | Financials | 8.14% |
| 3 | Consumer Discretionary | 5.23% |
| 4 | Healthcare | 4.75% |
| 5 | Communication Services | 4.62% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3201
Diamondrock Hospitality Co
DRH
$2.63B
| $119K | ﹤0.01% |
+15,493
| New | +$116K |
|
3202
Geron
GERN
$911M
| $119K | ﹤0.01% |
84,140
+16,699
| +25% | +$23.7K |
|
3203
Editas Medicine
EDIT
$399M
| $118K | ﹤0.01% |
53,740
+31,959
| +147% | +$52.3K |
|
3204
HighPeak Energy
HPK
$967M
| $118K | ﹤0.01% |
+12,049
| New | +$119K |
|
3205
Mitek Systems
MITK
$762M
| $118K | ﹤0.01% |
11,898
-7,307
| -38% | -$65.6K |
|
|
HIO
3206
Western Asset High Income Opportunity Fund
HIO
$335M
| $118K | ﹤0.01% |
29,580
+14,440
| +95% | +$55.5K |
|
|
XIFR
3207
XPLR Infrastructure LP
XIFR
$1.18B
| $117K | ﹤0.01% |
14,275
+3,900
| +38% | +$33.9K |
|
3208
Kohl's
KSS
$2.03B
| $117K | ﹤0.01% |
+13,769
| New | +$106K |
|
|
UDMY
3209
DELISTED
Udemy
UDMY
| $116K | ﹤0.01% |
16,530
-15,282
| -48% | -$105K |
|
3210
Ironwood Pharmaceuticals
IRWD
$611M
| $116K | ﹤0.01% |
161,574
-588,426
| -78% | -$462K |
|
3211
Krispy Kreme
DNUT
$543M
| $116K | ﹤0.01% |
39,807
+20,561
| +107% | +$71.8K |
|
|
BCAX
3212
Bicara Therapeutics
BCAX
$1.78B
| $116K | ﹤0.01% |
+12,437
| New | +$148K |
|
3213
CareCloud
CCLD
$94.3M
| $115K | ﹤0.01% |
+48,841
| New | +$92.8K |
|
3214
RUM Group Inc
RUM
$1.57B
| $115K | ﹤0.01% |
12,769
-800
| -6% | -$6.84K |
|
3215
Costamare
CMRE
$1.9B
| $115K | ﹤0.01% |
12,585
+1,741
| +16% | +$15.5K |
|
3216
Dyne Therapeutics
DYN
$4.04B
| $114K | ﹤0.01% |
11,953
-13,699
| -53% | -$151K |
|
|
LEO
3217
BNY Mellon Strategic Municipals
LEO
$387M
| $114K | ﹤0.01% |
19,203
+1,137
| +6% | +$6.65K |
|
3218
Sagimet Biosciences
SGMT
$437M
| $114K | ﹤0.01% |
14,900
| – | – |
|
|
CIO
3219
DELISTED
City Office REIT
CIO
| $113K | ﹤0.01% |
21,232
+9,118
| +75% | +$45.7K |
|
3220
NexGen Energy
NXE
$6.05B
| $113K | ﹤0.01% |
16,304
-1,066
| -6% | -$6.02K |
|
3221
Array Technologies
ARRY
$818M
| $112K | ﹤0.01% |
19,003
+6,248
| +49% | +$37.9K |
|
3222
SELLAS Life Sciences
SLS
$2.23B
| $112K | ﹤0.01% |
51,109
-91
| -0.2% | -$140 |
|
|
RCS
3223
PIMCO Strategic Income Fund
RCS
$243M
| $112K | ﹤0.01% |
+16,063
| New | +$99.7K |
|
3224
Pangaea Logistics
PANL
$501M
| $111K | ﹤0.01% |
23,693
-1,860
| -7% | -$8.26K |
|
|
GUT
3225
Gabelli Utility Trust
GUT
$576M
| $111K | ﹤0.01% |
19,174
+367
| +2% | +$1.99K |
|
Similar funds
Mariner's Q2 2025 Portfolio in Review
As of Q2 2025, Mariner held 3,740 positions worth $69.3B, up 15% from $60.1B the previous quarter. Its ten largest holdings account for 26% of the portfolio.
Mariner deployed $3.47B of net new capital in Q2 2025, opening 311 new positions and adding to 1,893 existing holdings. Its largest new stake was iShares MSCI USA Small-Cap Min Vol Factor ETF: 384,640 shares worth $16.2M.
By sector, the portfolio is most concentrated in Technology at 21% of assets, up from 18% a quarter earlier, followed by Financials and Consumer Discretionary.
On the sell side, the largest reduction was Union Pacific, an estimated $83.9M trimmed.
- Mariner's largest Q2 2025 buy was iShares MSCI USA Small-Cap Min Vol Factor ETF: 384,640 shares worth $16.2M.
- Mariner added most to Apple in Q2 2025, an estimated $261M increase.
- Mariner's biggest Q2 2025 reduction was Union Pacific, cutting an estimated $83.9M.
- Mariner fully exited Discover Financial Services in Q2 2025, selling an estimated $7.86M.
- Mariner's ten largest holdings make up 26% of its $69.3B portfolio in Q2 2025.
- Mariner opened 311 new positions and closed 273 in Q2 2025.
- Mariner's portfolio value rose 15% quarter-over-quarter to $69.3B.
Based on Mariner's 13F filing for Q2 2025, filed 14 Aug 2025.