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Mariner Portfolio holdings
AUM
$95.2B
Turnover
23.58%
1-Year Est. Return
32.92%
This Fund
S&P 500
This Quarter Est. Return
+19.43%
1 Year Est. Return
+32.92%
3 Year Est. Return
+93.86%
5 Year Est. Return
+109.77%
10 Year Est. Return
+319.92%
AUM
$95.2B
AUM Growth
+$9.5B
(+11%)
Cap. Flow
-$1.86B
Cap. Flow % of AUM
Cap. Flow %
-1.95%
Top 10 Holdings %
Top 10 Hldgs %
27.89%
Holding
4,003
New
458
Increased
1,438
Reduced
1,530
Closed
486
Avg Time Held
3.2
years
Top 10 Avg Time Held
4.4
years
Top 20 Avg Time Held
5.5
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$318M |
| 2 |
Jazz Pharmaceuticals
JAZZ
|
+$125M |
| 3 |
TJX Companies
TJX
|
+$120M |
| 4 |
iShares Core US Aggregate Bond ETF
AGG
|
+$110M |
| 5 |
Vanguard FTSE Developed Markets ETF
VEA
|
+$105M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
ProShares Ultra Semiconductors
USD
|
+$318M |
| 2 |
Home Depot
HD
|
+$139M |
| 3 |
Microsoft
MSFT
|
+$129M |
| 4 |
Corning
GLW
|
+$126M |
| 5 |
iShares Russell Top 200 Growth ETF
IWY
|
+$113M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Miscellaneous | 40.96% |
| 2 | Technology | 24.61% |
| 3 | Financials | 7.71% |
| 4 | Healthcare | 5.25% |
| 5 | Industrials | 5.02% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
1726
iShares Micro-Cap ETF
IWC
$1.23B
| $1.36M | ﹤0.01% |
6,804
-149
| -2% | -$27.3K |
2021 Q3
19 quarters
|
|
1727
iShares US Small Cap Value Factor ETF
SVAL
$164M
| $1.36M | ﹤0.01% |
32,508
-454
| -1% | -$17.9K |
2022 Q3
15 quarters
|
|
1728
Davis Select US Equity ETF
DUSA
$1.29B
| $1.35M | ﹤0.01% |
24,090
-6,013
| -20% | -$331K |
2022 Q4
14 quarters
|
|
1729
ACI Worldwide
ACIW
$5.7B
| $1.35M | ﹤0.01% |
26,900
+1,401
| +5% | +$60.9K |
2020 Q3
23 quarters
|
|
1730
Cullinan Oncology
CGEM
$938M
| $1.35M | ﹤0.01% |
74,273
+11,555
| +18% | +$172K |
2024 Q2
8 quarters
|
|
1731
Perimeter Solutions
PRM
$4.57B
| $1.35M | ﹤0.01% |
37,907
-7,450
| -16% | -$233K |
2023 Q3
11 quarters
|
|
1732
Assured Guaranty
AGO
$3.1B
| $1.35M | ﹤0.01% |
16,866
+10,802
| +178% | +$853K |
2026 Q1
1 quarter
|
|
1733
EntrepreneurShares Series Trust ERShares Private-Public Crossover ETF
XOVR
$1.44B
| $1.35M | ﹤0.01% |
64,036
-1,313
| -2% | -$25.1K |
2025 Q1
5 quarters
|
|
1734
Inspire Medical Systems
INSP
$2.08B
| $1.35M | ﹤0.01% |
+30,190
| New | +$1.43M |
2026 Q2
0 quarters
|
|
1735
Planet Fitness
PLNT
$3.97B
| $1.34M | ﹤0.01% |
+25,748
| New | +$1.51M |
2026 Q2
0 quarters
|
|
1736
Hut 8
HUT
$7.48B
| $1.34M | ﹤0.01% |
11,593
-6,359
| -35% | -$616K |
2024 Q3
7 quarters
|
|
1737
DELISTED
Liberty Broadband Class C
LBRDK
| $1.34M | ﹤0.01% |
40,155
+6,741
| +20% | +$263K |
2022 Q1
17 quarters
|
|
1738
Liberty Latin America Class A
LILA
$1.53B
| $1.33M | ﹤0.01% |
170,082
+149,489
| +726% | +$833K |
2025 Q4
2 quarters
|
|
1739
State Street SPDR Dow Jones REIT ETF
RWR
$1.82B
| $1.33M | ﹤0.01% |
11,800
+167
| +1% | +$18.3K |
2022 Q3
15 quarters
|
|
1740
Vesta Real Estate
VTMX
$3.4B
| $1.33M | ﹤0.01% |
38,774
+491
| +1% | +$17.1K |
2025 Q1
5 quarters
|
|
1741
Douglas Emmett
DEI
$1.71B
| $1.33M | ﹤0.01% |
+112,731
| New | +$1.27M |
2026 Q2
0 quarters
|
|
1742
Williams-Sonoma
WSM
$29.6B
| $1.33M | ﹤0.01% |
+5,704
| New | +$1.13M |
2026 Q2
0 quarters
|
|
1743
Gentex
GNTX
$4.31B
| $1.33M | ﹤0.01% |
52,516
-54,239
| -51% | -$1.28M |
2022 Q1
17 quarters
|
|
1744
General American Investors Company
GAM
$1.54B
| $1.33M | ﹤0.01% |
20,812
+3,016
| +17% | +$191K |
2022 Q3
15 quarters
|
|
1745
Chewy
CHWY
$8.89B
| $1.32M | ﹤0.01% |
67,382
-266,546
| -80% | -$6.05M |
2024 Q2
8 quarters
|
|
1746
Aveanna Healthcare
AVAH
$2.92B
| $1.32M | ﹤0.01% |
154,338
+25,563
| +20% | +$180K |
2025 Q2
4 quarters
|
|
1747
First Trust Exchange-Traded Fund IV First Trust Low Duration Opportunities ETF
LMBS
$6.51B
| $1.32M | ﹤0.01% |
26,547
-70,969
| -73% | -$3.54M |
2022 Q2
16 quarters
|
|
1748
iShares US Consumer Staples ETF
IYK
$1.35B
| $1.32M | ﹤0.01% |
18,185
+2,654
| +17% | +$190K |
2023 Q4
10 quarters
|
|
1749
Adams Diversified Equity Fund
ADX
$3.18B
| $1.32M | ﹤0.01% |
51,629
+10,978
| +27% | +$269K |
2022 Q3
15 quarters
|
|
1750
JFrog
FROG
$12B
| $1.32M | ﹤0.01% |
14,499
-6,467
| -31% | -$420K |
2022 Q2
16 quarters
|
|
Similar funds
Mariner's Q2 2026 Portfolio in Review
As of Q2 2026, Mariner held 4,003 positions worth $95.2B, up 11% from $85.7B the previous quarter. Its ten largest holdings account for 28% of the portfolio.
Mariner's Q2 2026 filing shows 458 new, 1,438 increased, 1,530 reduced and 486 closed positions. Its largest new stake was Honeywell Aerospace: 217,569 shares worth $48.1M. The largest sale was ProShares Ultra Semiconductors, an estimated $318M.
By sector, the portfolio is most concentrated in Miscellaneous at 41% of assets, down from 43% a quarter earlier, followed by Technology and Financials.
- Mariner's largest Q2 2026 buy was Honeywell Aerospace: 217,569 shares worth $48.1M.
- Mariner added most to Micron Technology in Q2 2026, an estimated $318M increase.
- Mariner's biggest Q2 2026 reduction was ProShares Ultra Semiconductors, cutting an estimated $318M.
- Mariner fully exited Fidelity Fundamental Large Cap Core ETF in Q2 2026, selling an estimated $52.7M.
- Mariner's ten largest holdings make up 28% of its $95.2B portfolio in Q2 2026.
- Mariner opened 458 new positions and closed 486 in Q2 2026.
- Mariner's portfolio value rose 11% quarter-over-quarter to $95.2B.
Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.