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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 | |
|---|---|---|---|---|---|---|
2976
Itron
ITRI
$3.73B
| $249K | ﹤0.01% |
2,003
-1,793
| -47% | -$228K |
|
|
CHI
2977
Calamos Convertible Opportunities and Income Fund
CHI
$1.02B
| $249K | ﹤0.01% |
23,113
-144
| -0.6% | -$1.51K |
|
|
IAS
2978
DELISTED
Integral Ad Science
IAS
| $249K | ﹤0.01% |
24,502
+10,205
| +71% | +$88.4K |
|
2979
PagSeguro Digital
PAGS
$2.57B
| $249K | ﹤0.01% |
24,918
-890
| -3% | -$8.01K |
|
2980
iShares MSCI Canada ETF
EWC
$6.04B
| $249K | ﹤0.01% |
+4,925
| New | +$236K |
|
2981
ProShares Ultra Silver
AGQ
$1.16B
| $249K | ﹤0.01% |
+3,262
| New | +$184K |
|
2982
Keros Therapeutics
KROS
$199M
| $249K | ﹤0.01% |
+15,708
| New | +$232K |
|
2983
Freshworks
FRSH
$2.84B
| $247K | ﹤0.01% |
21,017
+2,242
| +12% | +$30.2K |
|
2984
Dyne Therapeutics
DYN
$4.04B
| $247K | ﹤0.01% |
19,541
+7,588
| +63% | +$86.5K |
|
2985
Dole
DOLE
$1.35B
| $247K | ﹤0.01% |
18,353
+2,970
| +19% | +$41.7K |
|
2986
Janus Henderson B-BBB CLO ETF
JBBB
$1.4B
| $246K | ﹤0.01% |
+5,116
| New | +$247K |
|
2987
BlackRock Enhanced Global Dividend Trust
BOE
$662M
| $246K | ﹤0.01% |
21,287
-4,586
| -18% | -$52.6K |
|
2988
Nuveen Floating Rate Income Fund
JFR
$1.23B
| $246K | ﹤0.01% |
30,099
-3,061
| -9% | -$25.8K |
|
2989
Excelerate Energy
EE
$1.23B
| $246K | ﹤0.01% |
9,761
-222
| -2% | -$5.54K |
|
2990
Teucrium Wheat Fund
WEAT
$314M
| $246K | ﹤0.01% |
+11,959
| New | +$258K |
|
|
PFL
2991
PIMCO Income Strategy Fund
PFL
$381M
| $245K | ﹤0.01% |
28,794
-1,453
| -5% | -$12.3K |
|
2992
Guardant Health
GH
$19.5B
| $245K | ﹤0.01% |
3,921
-2,779
| -41% | -$151K |
|
2993
IDT Corp
IDT
$1.6B
| $245K | ﹤0.01% |
4,678
-511
| -10% | -$31.9K |
|
2994
dLocal
DLO
$4.26B
| $244K | ﹤0.01% |
17,085
-1,521
| -8% | -$19.3K |
|
2995
Fidus Investment
FDUS
$737M
| $244K | ﹤0.01% |
12,038
+523
| +5% | +$11K |
|
|
ASM
2996
Avino Silver & Gold Mines
ASM
$987M
| $244K | ﹤0.01% |
46,434
| – | – |
|
2997
United Fire Group
UFCS
$1.32B
| $243K | ﹤0.01% |
+7,973
| New | +$235K |
|
2998
Grupo Aeroportuario del Sureste
ASR
$8.03B
| $242K | ﹤0.01% |
+750
| New | +$241K |
|
2999
Westlake Chemical Partners
WLKP
$777M
| $242K | ﹤0.01% |
11,550
| – | – |
|
3000
XPO
XPO
$25B
| $241K | ﹤0.01% |
1,868
-6,682
| -78% | -$867K |
|
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.