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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 | |
|---|---|---|---|---|---|---|
651
Fairlead Tactical Sector ETF
TACK
$290M
| $9.92M | 0.01% |
330,625
-4,791
| -1% | -$139K |
|
652
Canadian Natural Resources
CNQ
$96.9B
| $9.89M | 0.01% |
309,361
-15,298
| -5% | -$479K |
|
653
Old Dominion Freight Line
ODFL
$48.5B
| $9.88M | 0.01% |
70,173
-3,790
| -5% | -$580K |
|
654
Principal Spectrum Preferred Securities Active ETF
PREF
$1.77B
| $9.86M | 0.01% |
514,999
+10,242
| +2% | +$194K |
|
655
BHP
BHP
$213B
| $9.85M | 0.01% |
176,725
+20,216
| +13% | +$1.08M |
|
656
Fidelity Blue Chip Growth ETF
FBCG
$6.76B
| $9.84M | 0.01% |
183,403
+12,857
| +8% | +$655K |
|
657
Arrow Electronics
ARW
$10.9B
| $9.83M | 0.01% |
81,200
+63,909
| +370% | +$8.04M |
|
658
Royal Bank of Canada
RY
$291B
| $9.81M | 0.01% |
66,581
+4,714
| +8% | +$650K |
|
659
iShares Select U.S. REIT ETF
ICF
$2.12B
| $9.8M | 0.01% |
158,972
+917
| +0.6% | +$56K |
|
660
iShares New York Muni Bond ETF
NYF
$1.36B
| $9.74M | 0.01% |
182,545
+22,032
| +14% | +$1.15M |
|
661
iShares Core S&P US Value ETF
IUSV
$27.2B
| $9.72M | 0.01% |
97,259
-683
| -0.7% | -$66.5K |
|
662
SS&C Technologies
SSNC
$17.8B
| $9.7M | 0.01% |
109,260
+3,088
| +3% | +$267K |
|
|
BAI
663
iShares A.I. Innovation and Tech Active ETF
BAI
$12.9B
| $9.55M | 0.01% |
279,500
+95,289
| +52% | +$3.01M |
|
664
Warner Bros
WBD
$64.6B
| $9.51M | 0.01% |
489,884
+59,733
| +14% | +$814K |
|
665
Otis Worldwide
OTIS
$27.4B
| $9.48M | 0.01% |
103,678
+20,527
| +25% | +$1.86M |
|
666
Hartford Core Bond ETF
HCRB
$399M
| $9.47M | 0.01% |
266,687
+15,969
| +6% | +$563K |
|
667
Hilton Worldwide
HLT
$74B
| $9.45M | 0.01% |
36,432
-2,367
| -6% | -$640K |
|
668
State Street SPDR S&P 400 Mid Cap Value ETF
MDYV
$2.76B
| $9.42M | 0.01% |
112,913
-13,202
| -10% | -$1.09M |
|
669
Targa Resources
TRGP
$60.4B
| $9.41M | 0.01% |
56,184
-14,585
| -21% | -$2.43M |
|
670
Thor Industries
THO
$3.99B
| $9.39M | 0.01% |
90,529
+4,557
| +5% | +$459K |
|
671
Snap-on
SNA
$20.9B
| $9.35M | 0.01% |
26,981
+191
| +0.7% | +$62.5K |
|
672
iShares Future Exponential Technologies ETF
XT
$3.77B
| $9.34M | 0.01% |
129,839
-7,264
| -5% | -$492K |
|
673
Edison International
EIX
$30.7B
| $9.2M | 0.01% |
166,464
+65,048
| +64% | +$3.51M |
|
674
Western Digital
WDC
$179B
| $9.12M | 0.01% |
75,989
+21,941
| +41% | +$1.79M |
|
675
Invesco S&P 500 Low Volatility ETF
SPLV
$7.2B
| $9.12M | 0.01% |
124,154
+2,418
| +2% | +$177K |
|
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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.