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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
+9.26%
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
$77.4B
AUM Growth
+$8.11B
(+12%)
Cap. Flow
+$3.32B
Cap. Flow
% of AUM
4.29%
Top 10 Holdings %
Top 10 Hldgs %
28.04%
Holding
3,806
New
339
Increased
1,836
Reduced
1,278
Closed
264
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
ProShares Ultra Semiconductors
USD
|
+$770M |
| 2 |
NVIDIA
NVDA
|
+$373M |
| 3 |
Meta Platforms (Facebook)
META
|
+$179M |
| 4 |
Teledyne Technologies
TDY
|
+$167M |
| 5 |
Apple
AAPL
|
+$155M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Take-Two Interactive
TTWO
|
+$189M |
| 2 |
lululemon athletica
LULU
|
+$80.3M |
| 3 |
iShares 0-1 Year Treasury Bond ETF
SHV
|
+$79.8M |
| 4 |
Arch Capital
ACGL
|
+$42.3M |
| 5 |
Advanced Micro Devices
AMD
|
+$38.4M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 22.54% |
| 2 | Financials | 7.9% |
| 3 | Consumer Discretionary | 5.38% |
| 4 | Communication Services | 4.83% |
| 5 | Healthcare | 4.73% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3026
Green Brick Partners
GRBK
$3.13B
| $235K | ﹤0.01% |
3,182
-1,903
| -37% | -$130K |
|
3027
CTS Corp
CTS
$1.72B
| $235K | ﹤0.01% |
5,879
-376
| -6% | -$15.6K |
|
3028
Anavex Life Sciences
AVXL
$222M
| $235K | ﹤0.01% |
+26,356
| New | +$267K |
|
3029
Fastly Inc
FSLY
$3.17B
| $234K | ﹤0.01% |
27,382
+7,337
| +37% | +$54.3K |
|
3030
Terex
TEX
$7.98B
| $234K | ﹤0.01% |
4,561
-2,353
| -34% | -$120K |
|
|
WDI
3031
Western Asset Diversified Income Fund
WDI
$681M
| $234K | ﹤0.01% |
15,897
-2,031
| -11% | -$30.4K |
|
|
NFBK
3032
DELISTED
Northfield Bancorp
NFBK
| $234K | ﹤0.01% |
19,810
-8,738
| -31% | -$100K |
|
3033
Apogee Therapeutics
APGE
$10.2B
| $233K | ﹤0.01% |
5,877
-3,390
| -37% | -$129K |
|
3034
Avanos Medical
AVNS
$1.17B
| $233K | ﹤0.01% |
20,187
+6,322
| +46% | +$74K |
|
3035
Employers Holdings
EIG
$908M
| $233K | ﹤0.01% |
5,487
-2,597
| -32% | -$113K |
|
|
LRGG
3036
Nomura Focused Large Growth ETF
LRGG
$289M
| $233K | ﹤0.01% |
7,750
| – | – |
|
3037
Gray Television
GTN
$407M
| $233K | ﹤0.01% |
40,291
+5,740
| +17% | +$31.2K |
|
3038
Maplebear
CART
$9.92B
| $233K | ﹤0.01% |
+6,329
| New | +$291K |
|
3039
SandRidge Energy
SD
$510M
| $233K | ﹤0.01% |
20,620
+10,357
| +101% | +$114K |
|
3040
TPG
TPG
$6.87B
| $233K | ﹤0.01% |
+4,047
| New | +$239K |
|
3041
Atmus Filtration Technologies
ATMU
$4.37B
| $232K | ﹤0.01% |
+5,156
| New | +$216K |
|
3042
iShares BB Rated Corporate Bond ETF
HYBB
$410M
| $232K | ﹤0.01% |
4,900
+91
| +2% | +$4.27K |
|
3043
iShares MSCI All Country Asia ex Japan ETF
AAXJ
$3.65B
| $232K | ﹤0.01% |
2,539
| – | – |
|
|
HFRO
3044
Highland Opportunities and Income Fund
HFRO
$407M
| $231K | ﹤0.01% |
36,439
-3,117
| -8% | -$18.3K |
|
3045
Bank First Corp
BFC
$1.67B
| $231K | ﹤0.01% |
1,907
+68
| +4% | +$8.46K |
|
|
KHPI
3046
Kensington Hedged Premium Income ETF
KHPI
$405M
| $231K | ﹤0.01% |
+9,042
| New | +$231K |
|
|
WAY
3047
Waystar Holding Corp
WAY
$4.32B
| $231K | ﹤0.01% |
6,083
-4,957
| -45% | -$184K |
|
|
MDV
3048
Modiv Industrial
MDV
$182M
| $231K | ﹤0.01% |
+15,751
| New | +$233K |
|
3049
Cohen & Steers REIT and Preferred and Income Fund
RNP
$991M
| $230K | ﹤0.01% |
10,232
-140
| -1% | -$3.13K |
|
3050
Corsair Gaming
CRSR
$1.05B
| $230K | ﹤0.01% |
25,776
-13,510
| -34% | -$122K |
|
Similar funds
Mariner's Q3 2025 Portfolio in Review
As of Q3 2025, Mariner held 3,806 positions worth $77.4B, up 12% from $69.3B the previous quarter. Its ten largest holdings account for 28% of the portfolio.
Mariner deployed $3.32B of net new capital in Q3 2025, opening 339 new positions and adding to 1,836 existing holdings. Its largest new stake was ProShares Ultra Semiconductors: 17,808,292 shares worth $8.97M.
By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 21% a quarter earlier, followed by Financials and Consumer Discretionary.
On the sell side, the largest reduction was Take-Two Interactive, an estimated $189M trimmed.
- Mariner's largest Q3 2025 buy was ProShares Ultra Semiconductors: 17,808,292 shares worth $8.97M.
- Mariner added most to NVIDIA in Q3 2025, an estimated $373M increase.
- Mariner's biggest Q3 2025 reduction was Take-Two Interactive, cutting an estimated $189M.
- Mariner fully exited Hess in Q3 2025, selling an estimated $5.21M.
- Mariner's ten largest holdings make up 28% of its $77.4B portfolio in Q3 2025.
- Mariner opened 339 new positions and closed 264 in Q3 2025.
- Mariner's portfolio value rose 12% quarter-over-quarter to $77.4B.
Based on Mariner's 13F filing for Q3 2025, filed 14 Nov 2025.