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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 | |
|---|---|---|---|---|---|---|
1901
NETSCOUT
NTCT
$2.82B
| $1M | ﹤0.01% |
38,801
+18,779
| +94% | +$444K |
|
1902
Janus Henderson Securitized Income ETF
JSI
$1.51B
| $1M | ﹤0.01% |
19,137
+8,678
| +83% | +$455K |
|
1903
Invesco DB Commodity Index Tracking Fund
DBC
$1.66B
| $999K | ﹤0.01% |
44,323
+123
| +0.3% | +$2.74K |
|
1904
State Street SPDR S&P Oil & Gas Exploration & Production ETF
XOP
$3.48B
| $998K | ﹤0.01% |
7,553
-37
| -0.5% | -$4.78K |
|
1905
Moog Inc Class A
MOG.A
$13.1B
| $998K | ﹤0.01% |
4,808
+2,831
| +143% | +$547K |
|
1906
Frontdoor
FTDR
$5.14B
| $997K | ﹤0.01% |
14,818
+1,181
| +9% | +$71.9K |
|
1907
Itaú Unibanco
ITUB
$92.1B
| $997K | ﹤0.01% |
139,918
-35
| -0% | -$231 |
|
1908
RLJ Lodging Trust $1.95 Series A Preferred Stock
RLJ.PRA
$323M
| $992K | ﹤0.01% |
39,330
+7,597
| +24% | +$188K |
|
1909
Grand Canyon Education
LOPE
$3.96B
| $991K | ﹤0.01% |
4,516
-1,211
| -21% | -$233K |
|
1910
GATX Corp
GATX
$6.59B
| $990K | ﹤0.01% |
5,665
-335
| -6% | -$54.2K |
|
1911
The Greenbrier Companies
GBX
$1.59B
| $990K | ﹤0.01% |
21,448
-648
| -3% | -$30.9K |
|
1912
Vanguard California Tax-Exempt Bond ETF
VTEC
$2.8B
| $990K | ﹤0.01% |
+9,925
| New | +$971K |
|
1913
Costamare
CMRE
$1.87B
| $989K | ﹤0.01% |
83,074
+70,489
| +560% | +$771K |
|
|
BCAX
1914
Bicara Therapeutics
BCAX
$1.78B
| $989K | ﹤0.01% |
62,660
+50,223
| +404% | +$562K |
|
1915
Qualys
QLYS
$4.67B
| $989K | ﹤0.01% |
7,473
+1,848
| +33% | +$251K |
|
1916
OR Royalties Inc
OR
$5.39B
| $984K | ﹤0.01% |
24,547
+7,578
| +45% | +$236K |
|
1917
First Trust RBA American Industrial Renaissance ETF
AIRR
$9.94B
| $982K | ﹤0.01% |
10,159
+5,631
| +124% | +$504K |
|
1918
Lear
LEA
$7.43B
| $981K | ﹤0.01% |
9,754
+782
| +9% | +$81.2K |
|
|
SFBS
1919
ServisFirst Bancshares
SFBS
$4.87B
| $980K | ﹤0.01% |
12,167
+2,616
| +27% | +$217K |
|
|
APLS
1920
DELISTED
Apellis Pharmaceuticals
APLS
| $978K | ﹤0.01% |
43,239
+6,909
| +19% | +$161K |
|
1921
Leonardo DRS
DRS
$12.9B
| $978K | ﹤0.01% |
21,551
+12,758
| +145% | +$556K |
|
1922
Imperial Oil
IMO
$61.1B
| $978K | ﹤0.01% |
10,782
-1,184
| -10% | -$102K |
|
1923
Starwood Property Trust
STWD
$6.22B
| $978K | ﹤0.01% |
50,466
+1,683
| +3% | +$33.9K |
|
|
DFSD
1924
Dimensional Short-Duration Fixed Income ETF
DFSD
$7.09B
| $977K | ﹤0.01% |
20,270
-255
| -1% | -$12.3K |
|
1925
Agree Realty
ADC
$9.75B
| $976K | ﹤0.01% |
13,740
-5,600
| -29% | -$406K |
|
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.