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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 | |
|---|---|---|---|---|---|---|
2526
Blue Bird Corp
BLBD
$2.36B
| $445K | ﹤0.01% |
7,729
+1,716
| +29% | +$89.5K |
|
2527
Invesco KBW Bank ETF
KBWB
$6.86B
| $445K | ﹤0.01% |
5,687
+128
| +2% | +$9.65K |
|
2528
Icahn Enterprises
IEP
$5.18B
| $444K | ﹤0.01% |
52,687
+34,170
| +185% | +$299K |
|
2529
Global X Dow 30 Covered Call ETF
DJIA
$184M
| $443K | ﹤0.01% |
20,261
+5,380
| +36% | +$117K |
|
2530
Plains GP Holdings
PAGP
$5.17B
| $442K | ﹤0.01% |
24,248
-158
| -0.6% | -$3.02K |
|
2531
Liberty Broadband Class C
LBRDK
$4.45B
| $442K | ﹤0.01% |
6,958
+226
| +3% | +$15.8K |
|
2532
Dime Commercial Bancshares
DCOM
$1.77B
| $442K | ﹤0.01% |
14,821
+5,652
| +62% | +$166K |
|
2533
iShares MSCI Global Sustainable Development Goals ETF
SDG
$167M
| $442K | ﹤0.01% |
5,308
+263
| +5% | +$21.1K |
|
2534
Sanmina
SANM
$11B
| $442K | ﹤0.01% |
3,836
-1,611
| -30% | -$181K |
|
2535
First Trust Nasdaq Semiconductor ETF
FTXL
$2.17B
| $441K | ﹤0.01% |
3,942
+1,837
| +87% | +$186K |
|
2536
Brady Corp
BRC
$4.53B
| $440K | ﹤0.01% |
5,643
+2,309
| +69% | +$171K |
|
2537
Loar Holdings
LOAR
$6.77B
| $440K | ﹤0.01% |
+5,498
| New | +$413K |
|
2538
Element Solutions
ESI
$8.97B
| $439K | ﹤0.01% |
17,425
-20,374
| -54% | -$508K |
|
2539
Intrepid Potash
IPI
$460M
| $438K | ﹤0.01% |
14,329
-715
| -5% | -$22.5K |
|
2540
Liberty Live Group Series C
LLYVK
$9.39B
| $438K | ﹤0.01% |
4,514
+813
| +22% | +$73.5K |
|
2541
Erie Indemnity
ERIE
$12B
| $437K | ﹤0.01% |
1,374
+81
| +6% | +$28K |
|
2542
Metropolitan Bank Holding Corp
MCB
$1.14B
| $437K | ﹤0.01% |
5,837
+118
| +2% | +$8.87K |
|
2543
Buckle
BKE
$2.26B
| $437K | ﹤0.01% |
7,442
+1,859
| +33% | +$101K |
|
2544
Stewart Information Services
STC
$2.03B
| $432K | ﹤0.01% |
5,898
+723
| +14% | +$49.7K |
|
2545
McGrath RentCorp
MGRC
$2.93B
| $432K | ﹤0.01% |
3,685
+1,752
| +91% | +$211K |
|
2546
RLI Corp
RLI
$5.87B
| $432K | ﹤0.01% |
6,623
-586
| -8% | -$39.6K |
|
2547
PGIM Short Duration Multi-Sector Bond ETF
PSDM
$208M
| $432K | ﹤0.01% |
+8,368
| New | +$430K |
|
|
QMNV
2548
FT Vest Nasdaq-100 Moderate Buffer ETF - November
QMNV
$57M
| $431K | ﹤0.01% |
19,335
+1,800
| +10% | +$39.3K |
|
2549
Sabesp
SBS
$19.8B
| $429K | ﹤0.01% |
88,965
+1,387
| +2% | +$5.84K |
|
2550
Innospec
IOSP
$2.1B
| $429K | ﹤0.01% |
+5,562
| New | +$464K |
|
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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.