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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 | |
|---|---|---|---|---|---|---|
776
Ferrari
RACE
$63.3B
| $6.91M | 0.01% |
14,249
-100
| -0.7% | -$47.9K |
|
777
Textron
TXT
$16.6B
| $6.9M | 0.01% |
81,626
+8,615
| +12% | +$702K |
|
778
Liberty Global Class C
LBTYK
$3.27B
| $6.89M | 0.01% |
586,661
+6,324
| +1% | +$70.8K |
|
779
McCormick & Company Non-Voting
MKC
$13.4B
| $6.88M | 0.01% |
102,889
+11,528
| +13% | +$807K |
|
780
iShares US Energy ETF
IYE
$1.74B
| $6.87M | 0.01% |
144,568
-5,380
| -4% | -$250K |
|
781
First Trust Dow Jones Internet Index Fund ETF
FDN
$4.86B
| $6.86M | 0.01% |
24,528
-131
| -0.5% | -$35.9K |
|
782
Jacobs Solutions
J
$15.9B
| $6.83M | 0.01% |
45,602
-5,522
| -11% | -$794K |
|
783
Bank of Montreal
BMO
$125B
| $6.83M | 0.01% |
52,415
+5,886
| +13% | +$697K |
|
784
EQT Corp
EQT
$33.2B
| $6.83M | 0.01% |
125,399
-18,752
| -13% | -$991K |
|
785
Penumbra
PEN
$12.5B
| $6.82M | 0.01% |
26,919
+15,352
| +133% | +$3.87M |
|
786
Goldman Sachs Access Ultra Short Bond ETF
GSST
$1.55B
| $6.82M | 0.01% |
134,457
+91,215
| +211% | +$4.61M |
|
787
Carlyle Secured Lending
CGBD
$698M
| $6.79M | 0.01% |
543,021
-355
| -0.1% | -$4.87K |
|
788
GE HealthCare
GEHC
$27.6B
| $6.79M | 0.01% |
90,377
+11,503
| +15% | +$858K |
|
789
Vanguard Consumer Staples ETF
VDC
$7.86B
| $6.77M | 0.01% |
31,668
+2,587
| +9% | +$567K |
|
790
Thomson Reuters
TRI
$39.4B
| $6.76M | 0.01% |
42,856
-2,179
| -5% | -$407K |
|
791
iShares 10-20 Year Treasury Bond ETF
TLH
$11B
| $6.75M | 0.01% |
65,587
-24,984
| -28% | -$2.53M |
|
792
Calumet Specialty Products
CLMT
$3.63B
| $6.74M | 0.01% |
369,408
+334,544
| +960% | +$5.5M |
|
793
Sumitomo Mitsui Financial
SMFG
$166B
| $6.73M | 0.01% |
402,045
+21,512
| +6% | +$345K |
|
794
Invesco Short Term Treasury ETF
TBLL
$2.58B
| $6.68M | 0.01% |
63,267
+5,171
| +9% | +$546K |
|
795
Biogen
BIIB
$29.9B
| $6.66M | 0.01% |
47,514
+11,599
| +32% | +$1.57M |
|
796
Pinterest
PINS
$12.4B
| $6.63M | 0.01% |
206,097
+88,172
| +75% | +$3.2M |
|
797
Halliburton
HAL
$27.9B
| $6.62M | 0.01% |
268,984
+4,225
| +2% | +$93.5K |
|
798
Rio Tinto
RIO
$148B
| $6.6M | 0.01% |
99,931
-214
| -0.2% | -$13.2K |
|
799
iShares iBoxx $ High Yield Corporate Bond ETF
HYG
$16.3B
| $6.6M | 0.01% |
81,232
+16,417
| +25% | +$1.32M |
|
800
Kinross Gold
KGC
$28.5B
| $6.59M | 0.01% |
265,180
+38,184
| +17% | +$735K |
|
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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.