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Mariner Portfolio holdings
AUM
$95.2B
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
+319.93%
AUM
$95.2B
AUM Growth
+$9.54B
(+11%)
Cap. Flow
-$1.86B
Cap. Flow
% of AUM
-1.95%
Top 10 Holdings %
Top 10 Hldgs %
27.89%
Holding
4,003
New
458
Increased
1,438
Reduced
1,530
Closed
486
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 | |
|---|---|---|---|---|---|---|
3451
NET Power
NPWR
$171M
| $31K | ﹤0.01% |
+18,552
| New | +$33.6K |
|
3452
Ainos
AIMD
$11.8M
| $30.7K | ﹤0.01% |
15,800
-15,000
| -49% | -$27.7K |
|
|
TEAD
3453
Teads Holding Co
TEAD
$49.4M
| $30K | ﹤0.01% |
39,093
+18,428
| +89% | +$18.1K |
|
|
IMMP
3454
Immutep
IMMP
$53.8M
| $29.4K | ﹤0.01% |
+70,606
| New | +$30.7K |
|
|
CIRC
3455
Circle8 Group
CIRC
$60.6M
| $29.3K | ﹤0.01% |
+31,843
| New | +$50.3K |
|
|
HUYA
3456
Huya Inc
HUYA
$484M
| $29K | ﹤0.01% |
12,594
+612
| +5% | +$1.73K |
|
|
NUAIW
3457
New Era Energy & Digital Inc Warrants
NUAIW
$15.5M
| $28.7K | ﹤0.01% |
10,000
| – | – |
|
3458
Crown Crafts
CRWS
$29.3M
| $28.4K | ﹤0.01% |
10,000
| – | – |
|
|
OLPX
3459
DELISTED
Olaplex Holdings
OLPX
| $28.1K | ﹤0.01% |
13,689
-42,827
| -76% | -$87.3K |
|
3460
Lexicon Pharmaceuticals
LXRX
$997M
| $27K | ﹤0.01% |
11,239
+167
| +2% | +$325 |
|
|
ELME
3461
Elme Communities
ELME
$150M
| $26.9K | ﹤0.01% |
18,155
-31,213
| -63% | -$63.3K |
|
3462
Diana Shipping
DSX
$374M
| $26.2K | ﹤0.01% |
12,497
+30
| +0.2% | +$74 |
|
|
AISP
3463
Airship AI Holdings
AISP
$70.6M
| $26K | ﹤0.01% |
10,881
-3,577
| -25% | -$9.13K |
|
|
AMIX
3464
Autonomix Medical
AMIX
$4.46M
| $25.6K | ﹤0.01% |
50,138
+47,618
| +1,890% | +$372K |
|
3465
Compugen
CGEN
$245M
| $25K | ﹤0.01% |
11,690
| – | – |
|
|
MIN
3466
Aberdeen Intermediate Income Fund
MIN
$274M
| $24.7K | ﹤0.01% |
+10,000
| New | +$24.6K |
|
3467
Heron Therapeutics
HRTX
$65.3M
| $23.9K | ﹤0.01% |
55,972
+20,619
| +58% | +$16.5K |
|
|
NAK
3468
Northern Dynasty Minerals
NAK
$826M
| $23.3K | ﹤0.01% |
+12,129
| New | +$24.3K |
|
3469
TRX Gold Corp
TRX
$377M
| $22.3K | ﹤0.01% |
27,000
+7,867
| +41% | +$9.12K |
|
3470
Greenland Technologies Holding
GTEC
$25.3M
| $22.3K | ﹤0.01% |
40,596
| – | – |
|
3471
Montauk Renewables
MNTK
$317M
| $21.2K | ﹤0.01% |
+13,585
| New | +$20.1K |
|
|
ARAI
3472
Arrive AI Inc
ARAI
$12.4M
| $19.1K | ﹤0.01% |
+44,428
| New | +$29.8K |
|
3473
Chegg
CHGG
$94.5M
| $19K | ﹤0.01% |
18,808
-86
| -0.5% | -$94 |
|
3474
Veritone
VERI
$91.1M
| $18.5K | ﹤0.01% |
13,509
+2,090
| +18% | +$3.99K |
|
3475
PLAYSTUDIOS Inc
MYPS
$62.5M
| $17.9K | ﹤0.01% |
+35,847
| New | +$17.3K |
|
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AI
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.