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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 | |
|---|---|---|---|---|---|---|
3226
Sagimet Biosciences
SGMT
$437M
| $172K | ﹤0.01% |
25,100
+10,200
| +68% | +$82.7K |
|
3227
Patria Investments
PAX
$1.72B
| $171K | ﹤0.01% |
11,744
+609
| +5% | +$8.51K |
|
3228
Organon & Co
OGN
$3.55B
| $171K | ﹤0.01% |
16,019
-25,075
| -61% | -$246K |
|
3229
Alight
ALIT
$497M
| $169K | ﹤0.01% |
2,595
+175
| +7% | +$15.5K |
|
3230
AvePoint
AVPT
$2.6B
| $169K | ﹤0.01% |
11,269
-706
| -6% | -$11.9K |
|
3231
SunCoke Energy
SXC
$757M
| $169K | ﹤0.01% |
20,682
-3,703
| -15% | -$29.5K |
|
|
GHY
3232
PGIM Global High Yield Fund
GHY
$478M
| $168K | ﹤0.01% |
13,037
-1,785
| -12% | -$23.6K |
|
3233
BlackRock Capital Allocation Term Trust
BCAT
$1.6B
| $168K | ﹤0.01% |
+11,353
| New | +$170K |
|
3234
Zura Bio
ZURA
$497M
| $168K | ﹤0.01% |
38,764
+22,381
| +137% | +$40.2K |
|
3235
Compass
COMP
$8.27B
| $167K | ﹤0.01% |
20,819
+1,437
| +7% | +$11.6K |
|
3236
Expro Ltd
XPRO
$1.79B
| $167K | ﹤0.01% |
14,070
+1,252
| +10% | +$13.6K |
|
3237
Cullinan Oncology
CGEM
$1.05B
| $167K | ﹤0.01% |
28,151
+11,661
| +71% | +$85.4K |
|
3238
IHS Holding
IHS
$2.77B
| $167K | ﹤0.01% |
+24,437
| New | +$163K |
|
|
PDM
3239
Piedmont Realty Trust
PDM
$1.22B
| $166K | ﹤0.01% |
18,491
-4,410
| -19% | -$35.5K |
|
|
RZLV
3240
Rezolve AI
RZLV
$893M
| $166K | ﹤0.01% |
33,406
+16,969
| +103% | +$66.8K |
|
3241
Sprinklr
CXM
$1.33B
| $166K | ﹤0.01% |
21,465
-1,718
| -7% | -$14.5K |
|
|
NESR
3242
National Energy Services Reunited Corp
NESR
$2.79B
| $165K | ﹤0.01% |
+16,042
| New | +$128K |
|
3243
Compass Diversified
CODI
$755M
| $163K | ﹤0.01% |
24,697
+8,658
| +54% | +$59.7K |
|
3244
Navitas Semiconductor
NVTS
$2.66B
| $163K | ﹤0.01% |
22,579
-2,551
| -10% | -$17.1K |
|
|
LADR
3245
Ladder Capital
LADR
$1.25B
| $161K | ﹤0.01% |
14,792
+2,580
| +21% | +$29K |
|
|
PDO
3246
PIMCO Dynamic Income Opportunities Fund
PDO
$1.84B
| $161K | ﹤0.01% |
+11,422
| New | +$157K |
|
|
MTAL
3247
DELISTED
Metals Acquisition
MTAL
| $161K | ﹤0.01% |
+13,169
| New | +$160K |
|
3248
Invesco Senior Income Trust
VVR
$456M
| $161K | ﹤0.01% |
46,441
-45,811
| -50% | -$167K |
|
3249
TAL Education Group
TAL
$5.71B
| $161K | ﹤0.01% |
14,341
+1,906
| +15% | +$20.5K |
|
3250
Westrock Coffee
WEST
$741M
| $161K | ﹤0.01% |
33,030
-2,615
| -7% | -$15.7K |
|
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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.