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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 | |
|---|---|---|---|---|---|---|
3301
Monte Rosa Therapeutics
GLUE
$1.92B
| $67K | ﹤0.01% |
+14,859
| New | +$66.3K |
|
|
EARN
3302
Ellington Residential Mortgage REIT
EARN
$165M
| $66.4K | ﹤0.01% |
+11,541
| New | +$63.1K |
|
3303
iHeartMedia
IHRT
$535M
| $66K | ﹤0.01% |
37,497
-49,720
| -57% | -$66.2K |
|
|
MCN
3304
Madison Covered Call & Equity Strategy Fund
MCN
$117M
| $65.3K | ﹤0.01% |
+10,441
| New | +$61.3K |
|
3305
POET Technologies
POET
$1.19B
| $65K | ﹤0.01% |
+12,481
| New | +$52.6K |
|
|
DSM
3306
BNY Mellon Strategic Municipal Bond Fund
DSM
$292M
| $65K | ﹤0.01% |
11,600
+1,270
| +12% | +$7.12K |
|
|
BTM
3307
DELISTED
Bitcoin Depot
BTM
| $64.8K | ﹤0.01% |
+1,825
| New | +$38.8K |
|
3308
Companhia Siderúrgica Nacional
SID
$1.43B
| $64.6K | ﹤0.01% |
46,111
+1,558
| +3% | +$2.41K |
|
3309
Emergent Biosolutions
EBS
$375M
| $64.4K | ﹤0.01% |
10,096
-1,040
| -9% | -$5.95K |
|
3310
Strive Inc
ASST
$961M
| $63.2K | ﹤0.01% |
+842
| New | +$68.1K |
|
|
PPT
3311
Franklin Premier Income Trust
PPT
$323M
| $63K | ﹤0.01% |
17,164
+349
| +2% | +$1.26K |
|
3312
Myriad Genetics
MYGN
$530M
| $62.9K | ﹤0.01% |
+11,850
| New | +$70K |
|
3313
Arcadia Biosciences
RKDA
$1.4M
| $62.5K | ﹤0.01% |
14,500
-12,981
| -47% | -$51.3K |
|
|
FFWM
3314
DELISTED
First Foundation Inc
FFWM
| $62.1K | ﹤0.01% |
12,178
-4,446
| -27% | -$22.8K |
|
3315
Kura Oncology
KURA
$922M
| $62.1K | ﹤0.01% |
10,757
-5,857
| -35% | -$35.9K |
|
3316
Cerus
CERS
$587M
| $61.9K | ﹤0.01% |
+43,883
| New | +$58.5K |
|
|
ILPT
3317
Industrial Logistics Properties Trust
ILPT
$613M
| $61.7K | ﹤0.01% |
13,558
-28,589
| -68% | -$94.6K |
|
3318
Zevia
ZVIA
$108M
| $60.3K | ﹤0.01% |
18,725
+1,925
| +11% | +$5.07K |
|
3319
Talkspace
TALK
$873M
| $59.7K | ﹤0.01% |
21,469
+2,902
| +16% | +$8.55K |
|
3320
W&T Offshore
WTI
$545M
| $59K | ﹤0.01% |
35,752
-118,567
| -77% | -$175K |
|
3321
AirSculpt Technologies
AIRS
$325M
| $58.8K | ﹤0.01% |
12,179
+862
| +8% | +$2.93K |
|
3322
374Water
SCWO
$37.8M
| $58.7K | ﹤0.01% |
18,088
+8
| +0% | +$27 |
|
3323
Cytek Biosciences
CTKB
$576M
| $58.6K | ﹤0.01% |
+17,239
| New | +$57.4K |
|
3324
3D Systems Corp
DDD
$420M
| $58.3K | ﹤0.01% |
37,850
+5,000
| +15% | +$9.05K |
|
3325
Galectin Therapeutics
GALT
$229M
| $58K | ﹤0.01% |
27,508
+1,092
| +4% | +$1.63K |
|
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.