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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 | |
|---|---|---|---|---|---|---|
3376
ChargePoint
CHPT
$133M
| $30.3K | ﹤0.01% |
2,156
+473
| +28% | +$6.34K |
|
3377
Sana Biotechnology
SANA
$885M
| $30.2K | ﹤0.01% |
+11,045
| New | +$22.8K |
|
3378
Aclaris Therapeutics
ACRS
$730M
| $29.8K | ﹤0.01% |
21,010
-16,959
| -45% | -$22.9K |
|
3379
Lotus Technology
LOT
$566M
| $28.8K | ﹤0.01% |
13,098
-91,443
| -87% | -$171K |
|
3380
8x8 Inc
EGHT
$247M
| $27.6K | ﹤0.01% |
+14,088
| New | +$24.9K |
|
3381
Getty Images
GETY
$184M
| $27.5K | ﹤0.01% |
+16,538
| New | +$29.1K |
|
|
MRM
3382
MEDIROM Healthcare Technologies
MRM
$7.79M
| $27K | ﹤0.01% |
+19,000
| New | +$21K |
|
|
VTYX
3383
DELISTED
Ventyx Biosciences
VTYX
| $26.7K | ﹤0.01% |
12,468
-4,387
| -26% | -$7.08K |
|
3384
Absci
ABSI
$1.28B
| $26.6K | ﹤0.01% |
10,360
-15,375
| -60% | -$43.3K |
|
3385
Orion Energy Systems
OESX
$41.1M
| $26.6K | ﹤0.01% |
4,353
| – | – |
|
3386
iPower
IPW
$1.27M
| $26.4K | ﹤0.01% |
170
| – | – |
|
3387
Chegg
CHGG
$108M
| $26.2K | ﹤0.01% |
21,648
+6,071
| +39% | +$5.61K |
|
3388
American Battery Technology Co
ABAT
$301M
| $26K | ﹤0.01% |
+16,058
| New | +$20.8K |
|
3389
Expensify
EXFY
$166M
| $25.9K | ﹤0.01% |
10,008
| – | – |
|
3390
Roadzen
RDZN
$101M
| $25.8K | ﹤0.01% |
26,318
-100,747
| -79% | -$101K |
|
3391
Tenaya Therapeutics
TNYA
$168M
| $25.3K | ﹤0.01% |
41,418
+16,374
| +65% | +$8.33K |
|
3392
Nuvation Bio
NUVB
$2.24B
| $25.2K | ﹤0.01% |
+12,944
| New | +$27K |
|
3393
INmune Bio
INMB
$43.1M
| $25.1K | ﹤0.01% |
+10,879
| New | +$79.8K |
|
3394
Oxford Square Capital
OXSQ
$151M
| $24.9K | ﹤0.01% |
11,172
+661
| +6% | +$1.58K |
|
3395
TScan Therapeutics
TCRX
$51.9M
| $24.7K | ﹤0.01% |
17,054
+2,474
| +17% | +$3.57K |
|
3396
Research Frontiers
REFR
$16.1M
| $24.6K | ﹤0.01% |
+15,000
| New | +$22K |
|
|
LAR
3397
Lithium Argentina AG
LAR
$958M
| $24.5K | ﹤0.01% |
+11,774
| New | +$23.4K |
|
3398
Butterfly Network
BFLY
$1.72B
| $24K | ﹤0.01% |
12,000
-11,732
| -49% | -$26.9K |
|
3399
Bit Digital
BTBT
$484M
| $23.9K | ﹤0.01% |
+10,902
| New | +$24.1K |
|
3400
YieldMax MRNA Option Income Strategy ETF
MRNY
$98.4M
| $23.5K | ﹤0.01% |
+1,000
| New | +$24.6K |
|
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.