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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 | |
|---|---|---|---|---|---|---|
|
MFM
3326
Aberdeen Municipal Income Fund
MFM
$222M
| $57.6K | ﹤0.01% |
11,150
+550
| +5% | +$2.83K |
|
3327
Cardiff Oncology
CRDF
$64.3M
| $57.2K | ﹤0.01% |
18,149
-164
| -0.9% | -$500 |
|
3328
Rocket Pharmaceuticals
RCKT
$348M
| $56.5K | ﹤0.01% |
23,064
+8,869
| +62% | +$44.9K |
|
3329
Broadwind
BWEN
$113M
| $55.8K | ﹤0.01% |
30,852
+852
| +3% | +$1.44K |
|
3330
Commercial Vehicle Group
CVGI
$157M
| $55.4K | ﹤0.01% |
33,376
-623
| -2% | -$757 |
|
3331
Xeris Biopharma Holdings
XERS
$1.44B
| $54.8K | ﹤0.01% |
11,737
-29,617
| -72% | -$136K |
|
|
CXE
3332
DELISTED
MFS High Income Municipal Trust
CXE
| $54.6K | ﹤0.01% |
15,255
+218
| +1% | +$771 |
|
3333
Atomera
ATOM
$201M
| $54.4K | ﹤0.01% |
10,800
-2,700
| -20% | -$14.4K |
|
3334
MBIA
MBI
$288M
| $54.1K | ﹤0.01% |
12,470
+110
| +0.9% | +$488 |
|
3335
Arbe Robotics
ARBE
$83.1M
| $53.9K | ﹤0.01% |
30,266
-839
| -3% | -$1.2K |
|
3336
Design Therapeutics
DSGN
$736M
| $53K | ﹤0.01% |
15,740
+269
| +2% | +$1.01K |
|
3337
ZipRecruiter
ZIP
$318M
| $52.7K | ﹤0.01% |
10,527
+495
| +5% | +$2.71K |
|
3338
Microvision
MVIS
$88.2M
| $52.4K | ﹤0.01% |
45,935
-55,917
| -55% | -$64.6K |
|
3339
SkinHealth Systems
SKIN
$94.9M
| $51.7K | ﹤0.01% |
27,066
-111,094
| -80% | -$156K |
|
|
ICAD
3340
DELISTED
iCAD Inc
ICAD
| $51.3K | ﹤0.01% |
13,475
| – | – |
|
|
EXK
3341
Endeavour Silver
EXK
$2.32B
| $51K | ﹤0.01% |
10,375
-25,201
| -71% | -$99.3K |
|
3342
Mobix Labs
MOBX
$27.5M
| $50.9K | ﹤0.01% |
6,657
+112
| +2% | +$834 |
|
|
RZLV
3343
Rezolve AI
RZLV
$893M
| $50.5K | ﹤0.01% |
+16,437
| New | +$32.4K |
|
|
AMIX
3344
Autonomix Medical
AMIX
$1.59M
| $50.5K | ﹤0.01% |
4,793
| – | – |
|
3345
Drilling Tools International
DTI
$81.2M
| $49.9K | ﹤0.01% |
17,522
+7,399
| +73% | +$18.4K |
|
|
NXDT
3346
NexPoint Diversified Real Estate Trust
NXDT
$281M
| $48.2K | ﹤0.01% |
11,511
-3,683
| -24% | -$13.8K |
|
3347
Critical Metals Corp
CRML
$853M
| $48.1K | ﹤0.01% |
+13,443
| New | +$24.5K |
|
3348
RLX Technology
RLX
$2.48B
| $48.1K | ﹤0.01% |
21,770
-3,977
| -15% | -$7.78K |
|
|
LPRO
3349
Open Lending Corp
LPRO
$373M
| $48K | ﹤0.01% |
+24,730
| New | +$40K |
|
3350
Relay Therapeutics
RLAY
$4.02B
| $47.3K | ﹤0.01% |
+13,662
| New | +$40.6K |
|
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.