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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 | |
|---|---|---|---|---|---|---|
|
ESPR
2076
DELISTED
Esperion Therapeutics
ESPR
| $802K | ﹤0.01% |
+302,514
| New | +$585K |
|
2077
Zillow
ZG
$7.32B
| $801K | ﹤0.01% |
10,766
-1,218
| -10% | -$95.9K |
|
2078
Copa Holdings
CPA
$5.65B
| $801K | ﹤0.01% |
6,739
+1,900
| +39% | +$217K |
|
|
CRCL
2079
Circle Internet Group
CRCL
$16.3B
| $800K | ﹤0.01% |
6,036
+2,333
| +63% | +$369K |
|
2080
SkyWater Technology
SKYT
$1.55B
| $797K | ﹤0.01% |
42,701
-13,933
| -25% | -$161K |
|
2081
Brinker International
EAT
$8.38B
| $797K | ﹤0.01% |
6,289
-2,106
| -25% | -$329K |
|
2082
Enterprise Financial Services Corp
EFSC
$2.4B
| $791K | ﹤0.01% |
13,644
-1,668
| -11% | -$97K |
|
|
CIVI
2083
DELISTED
Civitas Resources
CIVI
| $791K | ﹤0.01% |
+24,330
| New | +$779K |
|
|
BULL
2084
Webull Corp
BULL
$4.01B
| $789K | ﹤0.01% |
53,323
+32,323
| +154% | +$461K |
|
2085
SentinelOne
S
$6.22B
| $788K | ﹤0.01% |
44,742
-17,672
| -28% | -$317K |
|
2086
Acushnet Holdings
GOLF
$6.08B
| $786K | ﹤0.01% |
10,012
-9,656
| -49% | -$750K |
|
2087
American Superconductor
AMSC
$1.48B
| $786K | ﹤0.01% |
13,227
+932
| +8% | +$46.6K |
|
2088
Velocity Financial
VEL
$692M
| $784K | ﹤0.01% |
43,201
-3,016
| -7% | -$55.1K |
|
2089
State Street SPDR S&P Bank ETF
KBE
$1.63B
| $784K | ﹤0.01% |
+13,188
| New | +$777K |
|
2090
Fidelity MSCI Communication Services Index ETF
FCOM
$1.77B
| $783K | ﹤0.01% |
11,034
+696
| +7% | +$47.1K |
|
2091
Invesco 0-5 Yr US TIPS ETF
PBTP
$106M
| $781K | ﹤0.01% |
29,879
+809
| +3% | +$21.2K |
|
2092
Dorian LPG
LPG
$1.88B
| $779K | ﹤0.01% |
26,152
+4,346
| +20% | +$130K |
|
2093
Counterpoint Quantitative Equity ETF
CPAI
$378M
| $778K | ﹤0.01% |
19,712
| – | – |
|
|
TPH
2094
DELISTED
Tri Pointe Homes
TPH
| $777K | ﹤0.01% |
22,871
+974
| +4% | +$33.2K |
|
2095
Peloton Interactive
PTON
$2.71B
| $773K | ﹤0.01% |
85,884
-4,344
| -5% | -$32.3K |
|
2096
Noble Corp
NE
$6.88B
| $773K | ﹤0.01% |
27,327
+5,674
| +26% | +$161K |
|
2097
Ginkgo Bioworks
DNA
$487M
| $771K | ﹤0.01% |
52,871
+2,781
| +6% | +$33.3K |
|
2098
Digital Turbine
APPS
$1.04B
| $770K | ﹤0.01% |
120,309
+5,272
| +5% | +$26.2K |
|
2099
Suburban Propane Partners
SPH
$1.21B
| $769K | ﹤0.01% |
41,258
-1,014
| -2% | -$18.7K |
|
2100
Xtrackers MSCI EAFE High Dividend Yield Equity ETF
HDEF
$2.31B
| $769K | ﹤0.01% |
26,128
+660
| +3% | +$19.4K |
|
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.