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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
+2.85%
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
$84B
AUM Growth
+$6.6B
(+8.5%)
Cap. Flow
+$5.06B
Cap. Flow
% of AUM
6.03%
Top 10 Holdings %
Top 10 Hldgs %
28.85%
Holding
3,865
New
323
Increased
1,970
Reduced
1,148
Closed
341
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$808M |
| 2 |
Microsoft
MSFT
|
+$249M |
| 3 |
Apple
AAPL
|
+$229M |
| 4 |
iShares Core S&P 500 ETF
IVV
|
+$196M |
| 5 |
iShares Core US Aggregate Bond ETF
AGG
|
+$125M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
ProShares Ultra Semiconductors
USD
|
+$158M |
| 2 |
Williams Companies
WMB
|
+$138M |
| 3 |
JPMorgan Chase
JPM
|
+$85.4M |
| 4 |
iShares MSCI Emerging Markets ETF
EEM
|
+$45.7M |
| 5 |
Synopsys
SNPS
|
+$42.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 22.87% |
| 2 | Financials | 8% |
| 3 | Consumer Discretionary | 5.52% |
| 4 | Healthcare | 5.25% |
| 5 | Communication Services | 4.86% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3451
Arbe Robotics
ARBE
$83.1M
| $31.1K | ﹤0.01% |
26,427
-3,425
| -11% | -$5.66K |
|
3452
Ocugen
OCGN
$410M
| $30.1K | ﹤0.01% |
22,274
-38
| -0.2% | -$54 |
|
3453
Ring Energy
REI
$322M
| $29.6K | ﹤0.01% |
33,965
+1,033
| +3% | +$984 |
|
3454
JELD-WEN Holding
JELD
$94.8M
| $28.9K | ﹤0.01% |
11,770
-51,438
| -81% | -$169K |
|
3455
Crown Crafts
CRWS
$32.2M
| $27.7K | ﹤0.01% |
+10,000
| New | +$27.8K |
|
3456
Conduent
CNDT
$230M
| $27.5K | ﹤0.01% |
14,302
-50,217
| -78% | -$110K |
|
3457
OPAL Fuels
OPAL
$67.1M
| $26.9K | ﹤0.01% |
+11,425
| New | +$27.5K |
|
|
AMIX
3458
Autonomix Medical
AMIX
$1.59M
| $26.5K | ﹤0.01% |
2,531
-2,262
| -47% | -$43.9K |
|
3459
Standard BioTools
LAB
$326M
| $25.1K | ﹤0.01% |
19,628
-42
| -0.2% | -$56 |
|
3460
MIRA Pharmaceuticals
MIRA
$37.1M
| $24.9K | ﹤0.01% |
16,500
| – | – |
|
3461
Greenland Technologies Holding
GTEC
$13.6M
| $24.9K | ﹤0.01% |
40,596
+20,000
| +97% | +$22.1K |
|
3462
Heron Therapeutics
HRTX
$86.3M
| $24.7K | ﹤0.01% |
18,999
-16,900
| -47% | -$20.9K |
|
3463
Veru
VERU
$36.1M
| $24.4K | ﹤0.01% |
+11,381
| New | +$33.9K |
|
3464
Nkarta
NKTX
$162M
| $24.3K | ﹤0.01% |
13,151
-458
| -3% | -$915 |
|
|
GPMT
3465
Granite Point Mortgage Trust
GPMT
$63.7M
| $24.3K | ﹤0.01% |
+10,109
| New | +$27.1K |
|
|
BTM
3466
DELISTED
Bitcoin Depot
BTM
| $24.2K | ﹤0.01% |
2,681
-4
| -0.1% | -$61 |
|
|
SGMO
3467
DELISTED
SANGAMO THERAPEUTICS INC
SGMO
| $23.8K | ﹤0.01% |
56,732
-4,050
| -7% | -$2.15K |
|
3468
Expensify
EXFY
$166M
| $23.4K | ﹤0.01% |
15,497
+334
| +2% | +$529 |
|
3469
Companhia Siderúrgica Nacional
SID
$1.43B
| $23.2K | ﹤0.01% |
14,506
-805
| -5% | -$1.31K |
|
3470
Accuray
ARAY
$28.4M
| $22.8K | ﹤0.01% |
27,602
-1,561
| -5% | -$1.95K |
|
3471
Clear Channel Outdoor Holdings
CCO
$1.23B
| $22.5K | ﹤0.01% |
+10,228
| New | +$19K |
|
3472
Diana Shipping
DSX
$280M
| $22.4K | ﹤0.01% |
+13,499
| New | +$23.5K |
|
3473
iQIYI
IQ
$1.18B
| $22.3K | ﹤0.01% |
11,592
-11,316
| -49% | -$24.2K |
|
3474
Lineage Cell Therapeutics
LCTX
$257M
| $21.9K | ﹤0.01% |
13,098
+1,903
| +17% | +$3.29K |
|
|
CAN
3475
Canaan Creative
CAN
$176M
| $20.7K | ﹤0.01% |
29,967
+1,182
| +4% | +$1.35K |
|
Similar funds
Mariner's Q4 2025 Portfolio in Review
As of Q4 2025, Mariner held 3,865 positions worth $84B, up 8.5% from $77.4B the previous quarter. Its ten largest holdings account for 29% of the portfolio.
Mariner deployed $5.06B of net new capital in Q4 2025, opening 323 new positions and adding to 1,970 existing holdings. Its largest new stake was Flexsteel Industries: 1,167,357 shares worth $46.1M.
By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 23% a quarter earlier, followed by Financials and Consumer Discretionary.
On the sell side, the largest reduction was ProShares Ultra Semiconductors, an estimated $158M trimmed.
- Mariner's largest Q4 2025 buy was Flexsteel Industries: 1,167,357 shares worth $46.1M.
- Mariner added most to NVIDIA in Q4 2025, an estimated $808M increase.
- Mariner's biggest Q4 2025 reduction was ProShares Ultra Semiconductors, cutting an estimated $158M.
- Mariner fully exited iShares iBonds Dec 2025 Term Corporate ETF in Q4 2025, selling an estimated $22.7M.
- Mariner's ten largest holdings make up 29% of its $84B portfolio in Q4 2025.
- Mariner opened 323 new positions and closed 341 in Q4 2025.
- Mariner's portfolio value rose 8.5% quarter-over-quarter to $84B.
Based on Mariner's 13F filing for Q4 2025, filed 13 Feb 2026.