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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
+2.85%
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
$84B
AUM Growth
+$6.6B
(+8.5%)
Cap. Flow
+$5.06B
Cap. Flow
% of AUM
6.03%
Top 10 Holdings %
Top 10 Hldgs %
28.85%
Holding
3,865
New
323
Increased
1,970
Reduced
1,148
Closed
341
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$808M |
| 2 |
Microsoft
MSFT
|
+$249M |
| 3 |
Apple
AAPL
|
+$229M |
| 4 |
iShares Core S&P 500 ETF
IVV
|
+$196M |
| 5 |
iShares Core US Aggregate Bond ETF
AGG
|
+$125M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
ProShares Ultra Semiconductors
USD
|
+$158M |
| 2 |
Williams Companies
WMB
|
+$138M |
| 3 |
JPMorgan Chase
JPM
|
+$85.4M |
| 4 |
iShares MSCI Emerging Markets ETF
EEM
|
+$45.7M |
| 5 |
Synopsys
SNPS
|
+$42.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 22.87% |
| 2 | Financials | 8% |
| 3 | Consumer Discretionary | 5.52% |
| 4 | Healthcare | 5.25% |
| 5 | Communication Services | 4.86% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1751
GraniteShares ETF Trust GraniteShares 2x Long NVDA Daily ETF
NVDL
$3.2B
| $1.32M | ﹤0.01% |
44,883
+10,149
| +29% | +$306K |
|
1752
XPeng
XPEV
$12.2B
| $1.32M | ﹤0.01% |
64,798
-2,964
| -4% | -$64.3K |
|
1753
Red Cat Holdings
RCAT
$1.19B
| $1.32M | ﹤0.01% |
165,858
+143,800
| +652% | +$1.38M |
|
1754
Alliant Energy
LNT
$19.1B
| $1.31M | ﹤0.01% |
20,242
-23,987
| -54% | -$1.61M |
|
1755
The Greenbrier Companies
GBX
$1.56B
| $1.31M | ﹤0.01% |
28,109
+6,661
| +31% | +$299K |
|
1756
Phinia Inc
PHIN
$2.91B
| $1.31M | ﹤0.01% |
20,911
-1,397
| -6% | -$77.2K |
|
1757
Graham Holdings Company
GHC
$5.08B
| $1.31M | ﹤0.01% |
1,192
+31
| +3% | +$33.1K |
|
1758
Cushman & Wakefield Ltd
CWK
$3.07B
| $1.31M | ﹤0.01% |
80,696
+5,241
| +7% | +$83.1K |
|
1759
Kura Oncology
KURA
$901M
| $1.31M | ﹤0.01% |
125,920
+63,907
| +103% | +$671K |
|
1760
OceanFirst Financial
OCFC
$1.7B
| $1.3M | ﹤0.01% |
72,680
-765
| -1% | -$14.3K |
|
1761
Park National Corp
PRK
$3.43B
| $1.3M | ﹤0.01% |
8,565
+680
| +9% | +$107K |
|
1762
TransAlta
TAC
$4.25B
| $1.3M | ﹤0.01% |
102,819
+12,311
| +14% | +$184K |
|
1763
Constellium
CSTM
$4.02B
| $1.3M | ﹤0.01% |
68,794
+36,198
| +111% | +$601K |
|
1764
Penske Automotive Group
PAG
$14.2B
| $1.29M | ﹤0.01% |
8,142
-1,890
| -19% | -$311K |
|
1765
Shift4
FOUR
$3.96B
| $1.29M | ﹤0.01% |
20,444
+1,124
| +6% | +$79.4K |
|
1766
First Trust Large Cap Value AlphaDEX Fund
FTA
$1.39B
| $1.29M | ﹤0.01% |
14,934
| – | – |
|
1767
Summit Therapeutics
SMMT
$10.5B
| $1.29M | ﹤0.01% |
73,497
-6,075
| -8% | -$114K |
|
1768
Oshkosh
OSK
$9.66B
| $1.28M | ﹤0.01% |
10,216
-12,218
| -54% | -$1.57M |
|
1769
California Resources
CRC
$4.51B
| $1.28M | ﹤0.01% |
28,677
-6,092
| -18% | -$289K |
|
1770
WD-40
WDFC
$3.13B
| $1.28M | ﹤0.01% |
6,490
+851
| +15% | +$168K |
|
1771
State Street SPDR Bloomberg 3-12 Month T-Bill ETF
BILS
$3.88B
| $1.28M | ﹤0.01% |
12,890
-539
| -4% | -$53.5K |
|
1772
Cohen & Steers Infrastructure Fund
UTF
$3.1B
| $1.28M | ﹤0.01% |
53,045
+19,501
| +58% | +$468K |
|
1773
Amplify Blockchain Technology ETF
BLOK
$1.1B
| $1.28M | ﹤0.01% |
22,455
-7,708
| -26% | -$498K |
|
1774
Invesco NASDAQ Internet ETF
PNQI
$514M
| $1.28M | ﹤0.01% |
23,676
| – | – |
|
1775
Pacer Trendpilot US Large Cap ETF
PTLC
$3.23B
| $1.28M | ﹤0.01% |
22,979
+602
| +3% | +$33.4K |
|
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Mariner's Q4 2025 Portfolio in Review
As of Q4 2025, Mariner held 3,865 positions worth $84B, up 8.5% from $77.4B the previous quarter. Its ten largest holdings account for 29% of the portfolio.
Mariner deployed $5.06B of net new capital in Q4 2025, opening 323 new positions and adding to 1,970 existing holdings. Its largest new stake was Flexsteel Industries: 1,167,357 shares worth $46.1M.
By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 23% a quarter earlier, followed by Financials and Consumer Discretionary.
On the sell side, the largest reduction was ProShares Ultra Semiconductors, an estimated $158M trimmed.
- Mariner's largest Q4 2025 buy was Flexsteel Industries: 1,167,357 shares worth $46.1M.
- Mariner added most to NVIDIA in Q4 2025, an estimated $808M increase.
- Mariner's biggest Q4 2025 reduction was ProShares Ultra Semiconductors, cutting an estimated $158M.
- Mariner fully exited iShares iBonds Dec 2025 Term Corporate ETF in Q4 2025, selling an estimated $22.7M.
- Mariner's ten largest holdings make up 29% of its $84B portfolio in Q4 2025.
- Mariner opened 323 new positions and closed 341 in Q4 2025.
- Mariner's portfolio value rose 8.5% quarter-over-quarter to $84B.
Based on Mariner's 13F filing for Q4 2025, filed 13 Feb 2026.