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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 | |
|---|---|---|---|---|---|---|
1701
Webster Financial
WBS
$12.5B
| $1.32M | ﹤0.01% |
22,188
-4,888
| -18% | -$291K |
|
1702
SiriusXM
SIRI
$10.5B
| $1.32M | ﹤0.01% |
56,650
-592
| -1% | -$13.7K |
|
1703
Federal Signal
FSS
$7.22B
| $1.32M | ﹤0.01% |
11,077
-1,296
| -10% | -$156K |
|
1704
New Jersey Resources
NJR
$6.01B
| $1.32M | ﹤0.01% |
27,357
+5,236
| +24% | +$244K |
|
1705
Korea Electric Power
KEP
$15.7B
| $1.31M | ﹤0.01% |
100,642
+10,351
| +11% | +$141K |
|
1706
Boston Properties
BXP
$11B
| $1.31M | ﹤0.01% |
17,660
+7,850
| +80% | +$554K |
|
1707
Travel + Leisure Co
TNL
$4.68B
| $1.31M | ﹤0.01% |
22,037
-4,928
| -18% | -$296K |
|
|
TTAN
1708
ServiceTitan Inc
TTAN
$7.15B
| $1.31M | ﹤0.01% |
+12,980
| New | +$1.42M |
|
1709
Fortive
FTV
$19.2B
| $1.31M | ﹤0.01% |
26,705
-11,469
| -30% | -$565K |
|
1710
Fresenius Medical Care
FMS
$13.4B
| $1.31M | ﹤0.01% |
49,661
+1,651
| +3% | +$42.4K |
|
1711
Rayonier
RYN
$6.52B
| $1.31M | ﹤0.01% |
51,672
+20,507
| +66% | +$492K |
|
1712
Capital Group Global Growth Equity ETF
CGGO
$11.3B
| $1.3M | ﹤0.01% |
38,181
-202,361
| -84% | -$6.63M |
|
|
KEEL
1713
Keel Infrastructure Corp
KEEL
$2.45B
| $1.3M | ﹤0.01% |
462,600
-109,135
| -19% | -$169K |
|
1714
BellRing Brands
BRBR
$1.52B
| $1.3M | ﹤0.01% |
35,862
+19,006
| +113% | +$859K |
|
1715
ICF International
ICFI
$1.45B
| $1.3M | ﹤0.01% |
14,047
+4,623
| +49% | +$428K |
|
1716
Resideo Technologies
REZI
$5.34B
| $1.3M | ﹤0.01% |
30,101
-3,408
| -10% | -$106K |
|
1717
Eaton Vance Tax-Managed Global Diversified Equity Income Fund
EXG
$2.92B
| $1.3M | ﹤0.01% |
142,773
+16,381
| +13% | +$145K |
|
|
PVLA
1718
Palvella Therapeutics
PVLA
$2.03B
| $1.3M | ﹤0.01% |
+20,722
| New | +$924K |
|
1719
Impinj
PI
$3.97B
| $1.3M | ﹤0.01% |
+7,165
| New | +$1.13M |
|
1720
Banco de Chile
BCH
$20.9B
| $1.29M | ﹤0.01% |
42,685
-1,257
| -3% | -$36.6K |
|
1721
OceanFirst Financial
OCFC
$1.7B
| $1.29M | ﹤0.01% |
73,445
+506
| +0.7% | +$9.04K |
|
1722
Franklin Resources
BEN
$17.3B
| $1.29M | ﹤0.01% |
55,774
+7,282
| +15% | +$180K |
|
1723
Gaming and Leisure Properties
GLPI
$12.8B
| $1.29M | ﹤0.01% |
27,620
+19,815
| +254% | +$934K |
|
1724
State Street SPDR Portfolio TIPS ETF
SPIP
$1B
| $1.28M | ﹤0.01% |
48,807
+554
| +1% | +$14.5K |
|
1725
Phinia Inc
PHIN
$2.91B
| $1.28M | ﹤0.01% |
22,308
+1,515
| +7% | +$81.8K |
|
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.