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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 | |
|---|---|---|---|---|---|---|
1951
First Trust Technology AlphaDEX Fund
FXL
$2.4B
| $947K | ﹤0.01% |
5,634
+1,231
| +28% | +$199K |
|
1952
Northern Oil and Gas
NOG
$2.2B
| $946K | ﹤0.01% |
38,159
-4,964
| -12% | -$132K |
|
1953
Seacoast Banking Corp of Florida
SBCF
$3.26B
| $945K | ﹤0.01% |
31,059
-4,323
| -12% | -$128K |
|
1954
Fidelity Enhanced Large Cap Growth ETF
FELG
$5.31B
| $945K | ﹤0.01% |
22,985
+287
| +1% | +$11.1K |
|
1955
Global X Uranium ETF
URA
$5.29B
| $943K | ﹤0.01% |
19,776
-2,804
| -12% | -$116K |
|
1956
NMI Holdings
NMIH
$3.34B
| $942K | ﹤0.01% |
24,565
+8,042
| +49% | +$315K |
|
|
CALI
1957
BlackRock ETF Trust II iShares Short-Term California Muni Active ETF
CALI
$428M
| $941K | ﹤0.01% |
18,573
+3,250
| +21% | +$164K |
|
1958
Caleres
CAL
$438M
| $941K | ﹤0.01% |
72,134
+13,544
| +23% | +$196K |
|
1959
WisdomTree Europe Quality Dividend Growth Fund
EUDG
$68M
| $939K | ﹤0.01% |
26,671
-2,884
| -10% | -$100K |
|
1960
iShares US Tech Breakthrough Multisector ETF
TECB
$448M
| $939K | ﹤0.01% |
15,554
+442
| +3% | +$25.8K |
|
1961
FormFactor
FORM
$6.66B
| $935K | ﹤0.01% |
25,678
-7,434
| -22% | -$239K |
|
1962
First Trust Dorsey Wright Dynamic Focus 5 ETF
FVC
$104M
| $934K | ﹤0.01% |
25,883
+1,213
| +5% | +$43.6K |
|
|
SPNS
1963
DELISTED
Sapiens International
SPNS
| $934K | ﹤0.01% |
21,712
-7,480
| -26% | -$272K |
|
1964
Taylor Morrison
TMHC
| $932K | ﹤0.01% |
14,121
+1,647
| +13% | +$108K |
|
1965
iShares MSCI Global Gold Miners ETF
RING
$2.25B
| $930K | ﹤0.01% |
14,376
+5,060
| +54% | +$259K |
|
1966
Applied Industrial Technologies
AIT
$12.9B
| $928K | ﹤0.01% |
3,554
-53
| -1% | -$13.9K |
|
1967
Texas Capital Bancshares
TCBI
$4.28B
| $927K | ﹤0.01% |
10,971
+6,075
| +124% | +$519K |
|
1968
iShares US Consumer Staples ETF
IYK
$1.46B
| $927K | ﹤0.01% |
13,551
-29
| -0.2% | -$2.02K |
|
1969
LegalZoom.com
LZ
$1.39B
| $925K | ﹤0.01% |
89,095
+20,400
| +30% | +$203K |
|
1970
Alaska Air
ALK
$5.32B
| $922K | ﹤0.01% |
18,526
+3,318
| +22% | +$185K |
|
1971
TORM
TRMD
$3.08B
| $921K | ﹤0.01% |
44,678
+5,346
| +14% | +$108K |
|
1972
TG Therapeutics
TGTX
$8.5B
| $921K | ﹤0.01% |
25,492
+219
| +0.9% | +$7.21K |
|
1973
iShares ESG Screened S&P 500 ETF
XVV
$638M
| $921K | ﹤0.01% |
17,871
+666
| +4% | +$33K |
|
|
HUT
1974
Hut 8
HUT
$10.6B
| $920K | ﹤0.01% |
26,421
-1,826
| -6% | -$46.4K |
|
1975
H.B. Fuller
FUL
$3.12B
| $919K | ﹤0.01% |
15,503
+817
| +6% | +$49.1K |
|
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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.