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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 | |
|---|---|---|---|---|---|---|
1226
Unum
UNM
$13.8B
| $3.22M | ﹤0.01% |
41,586
-19,531
| -32% | -$1.49M |
|
1227
IDEX
IEX
$16.4B
| $3.22M | ﹤0.01% |
18,082
+5,212
| +40% | +$891K |
|
1228
APi Group
APG
$17.2B
| $3.21M | ﹤0.01% |
83,892
+13,757
| +20% | +$509K |
|
1229
American Century US Quality Growth ETF
QGRO
$1.96B
| $3.2M | ﹤0.01% |
27,940
-747
| -3% | -$85.3K |
|
1230
Franklin US Large Cap Multifactor Index ETF
FLQL
$2.03B
| $3.19M | ﹤0.01% |
46,043
+302
| +0.7% | +$20.8K |
|
1231
WisdomTree Mortgage Plus Bond Fund
MTGP
$70M
| $3.19M | ﹤0.01% |
+71,562
| New | +$3.2M |
|
1232
Vanguard Mortgage-Backed Securities ETF
VMBS
$15.4B
| $3.18M | ﹤0.01% |
67,643
+13,061
| +24% | +$615K |
|
1233
Fox Class A
FOXA
$24B
| $3.18M | ﹤0.01% |
43,546
+12,573
| +41% | +$821K |
|
|
DOCU
1234
DocuSign
DOCU
$10.4B
| $3.18M | ﹤0.01% |
46,469
+15,300
| +49% | +$1.06M |
|
1235
Dycom Industries
DY
$12.4B
| $3.17M | ﹤0.01% |
9,366
+998
| +12% | +$315K |
|
1236
First Trust NASDAQ Technology Dividend Index Fund
TDIV
$4.09B
| $3.16M | ﹤0.01% |
32,676
+2,106
| +7% | +$207K |
|
1237
ARK Web x.0 ETF
ARKW
$1.64B
| $3.16M | ﹤0.01% |
21,394
+1,056
| +5% | +$171K |
|
1238
argenx
ARGX
$56.3B
| $3.16M | ﹤0.01% |
3,754
+371
| +11% | +$318K |
|
1239
Archer Daniels Midland
ADM
$40.1B
| $3.15M | ﹤0.01% |
54,786
-23,570
| -30% | -$1.41M |
|
1240
Vanguard World Funds Extended Duration ETF
EDV
$3.33B
| $3.15M | ﹤0.01% |
48,417
-18,266
| -27% | -$1.24M |
|
1241
Dimensional International Small Cap Value ETF
DISV
$4.88B
| $3.14M | ﹤0.01% |
82,748
+15,424
| +23% | +$559K |
|
1242
Iris Energy
IREN
$12.9B
| $3.14M | ﹤0.01% |
83,105
+26,845
| +48% | +$1.38M |
|
1243
iShares Russell Top 200 ETF
IWL
$2.16B
| $3.13M | ﹤0.01% |
18,352
-48
| -0.3% | -$8.11K |
|
1244
Fluor
FLR
$7.1B
| $3.11M | ﹤0.01% |
78,276
+40,645
| +108% | +$1.8M |
|
|
TRPA
1245
Hartford AAA CLO ETF
TRPA
$103M
| $3.09M | ﹤0.01% |
79,382
+3,660
| +5% | +$143K |
|
1246
Enact Holdings
ACT
$6.56B
| $3.09M | ﹤0.01% |
77,866
-1,178
| -1% | -$44.3K |
|
1247
Rocket Companies
RKT
$38.1B
| $3.09M | ﹤0.01% |
159,258
+52,754
| +50% | +$943K |
|
1248
Global Payments
GPN
$22.9B
| $3.09M | ﹤0.01% |
39,746
+7,489
| +23% | +$603K |
|
1249
Vanguard Materials ETF
VAW
$3B
| $3.08M | ﹤0.01% |
14,860
+74
| +0.5% | +$14.9K |
|
1250
RenaissanceRe
RNR
$13.7B
| $3.08M | ﹤0.01% |
10,952
+129
| +1% | +$33.9K |
|
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.