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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 | |
|---|---|---|---|---|---|---|---|
2876
Vista Gold
VGZ
$385M
| $287K | ﹤0.01% |
150,413
| – | – |
2025 Q3
3 quarters
|
|
2877
FT Vest U.S. Equity Max Buffer ETF - August
AUGM
$65.6M
| $287K | ﹤0.01% |
8,196
| – | – |
2025 Q2
4 quarters
|
|
2878
iShares MSCI Switzerland ETF
EWL
$2.92B
| $287K | ﹤0.01% |
4,561
-27
| -0.6% | -$1.66K |
2025 Q4
2 quarters
|
|
2879
Aris Mining
ARIS
$3.19B
| $286K | ﹤0.01% |
19,157
+2,083
| +12% | +$37.4K |
2024 Q2
8 quarters
|
|
2880
Xencor
XNCR
$1.87B
| $285K | ﹤0.01% |
+17,681
| New | +$221K |
2026 Q2
0 quarters
|
|
2881
BeOne Medicines Ltd
ONC
$42.7B
| $284K | ﹤0.01% |
998
-3
| -0.3% | -$884 |
2025 Q3
3 quarters
|
|
2882
SITE Centers
SITC
$196M
| $284K | ﹤0.01% |
71,609
+30,186
| +73% | +$157K |
2025 Q2
4 quarters
|
|
2883
Nano Nuclear Energy
NNE
$653M
| $284K | ﹤0.01% |
13,438
-13,671
| -50% | -$337K |
2025 Q4
2 quarters
|
|
2884
JOYY Inc
JOYY
$4.08B
| $283K | ﹤0.01% |
4,294
-68
| -2% | -$4.23K |
2025 Q3
3 quarters
|
|
2885
Granite Construction
GVA
$4.73B
| $283K | ﹤0.01% |
1,793
-9,785
| -85% | -$1.33M |
2022 Q4
14 quarters
|
|
2886
PIMCO Strategic Income Fund
RCS
$230M
| $283K | ﹤0.01% |
51,909
+75
| +0.1% | +$406 |
2025 Q2
4 quarters
|
|
2887
Natural Resource Partners
NRP
$1.54B
| $282K | ﹤0.01% |
2,908
+7
| +0.2% | +$768 |
2026 Q1
1 quarter
|
|
2888
Azenta
AZTA
$1.6B
| $282K | ﹤0.01% |
11,041
-8,405
| -43% | -$188K |
2026 Q1
1 quarter
|
|
2889
Sixth Street Specialty
TSLX
$1.63B
| $282K | ﹤0.01% |
16,405
-10,576
| -39% | -$189K |
2022 Q2
16 quarters
|
|
2890
Navigator Holdings
NVGS
$1.33B
| $282K | ﹤0.01% |
15,109
+4,901
| +48% | +$106K |
2026 Q1
1 quarter
|
|
2891
Amerant Bancorp
AMTB
$1.2B
| $281K | ﹤0.01% |
11,031
+874
| +9% | +$20.3K |
2026 Q1
1 quarter
|
|
2892
GraniteShares 2x Long PLTR Daily ETF
PTIR
$369M
| $281K | ﹤0.01% |
30,000
-500
| -2% | -$6.83K |
2025 Q4
2 quarters
|
|
2893
ALPS O'Shares Global Internet Giants ETF
OGIG
$101M
| $281K | ﹤0.01% |
6,312
-185
| -3% | -$8.22K |
2025 Q3
3 quarters
|
|
2894
UroGen Pharma
URGN
$1.69B
| $281K | ﹤0.01% |
+7,623
| New | +$207K |
2026 Q2
0 quarters
|
|
2895
First Trust Nasdaq Oil & Gas ETF
FTXN
$1.2B
| $281K | ﹤0.01% |
8,391
| – | – |
2025 Q3
3 quarters
|
|
2896
Defiance Daily Target 2x Long MSTR ETF
MSTX
$317M
| $280K | ﹤0.01% |
37,662
+16,000
| +74% | +$402K |
2024 Q3
7 quarters
|
|
2897
NewtekOne
NEWT
$330M
| $280K | ﹤0.01% |
18,887
+5,548
| +42% | +$73.2K |
2025 Q3
3 quarters
|
|
2898
Expeditors International
EXPD
$25.5B
| $280K | ﹤0.01% |
1,717
-923
| -35% | -$143K |
2022 Q2
16 quarters
|
|
2899
FT Vest Nasdaq-100 Moderate Buffer ETF - November
QMNV
$45M
| $279K | ﹤0.01% |
11,135
| – | – |
2024 Q4
6 quarters
|
|
2900
Park-Ohio Holdings
PKOH
$621M
| $279K | ﹤0.01% |
+7,256
| New | +$223K |
2026 Q2
0 quarters
|
|
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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.