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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
-0.96%
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
$85.7B
AUM Growth
+$1.66B
(+2%)
Cap. Flow
+$4.07B
Cap. Flow
% of AUM
4.75%
Top 10 Holdings %
Top 10 Hldgs %
27.24%
Holding
3,909
New
385
Increased
1,802
Reduced
1,276
Closed
364
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apollo Global Management
APO
|
+$274M |
| 2 |
iShares 3-7 Year Treasury Bond ETF
IEI
|
+$184M |
| 3 |
Microsoft
MSFT
|
+$172M |
| 4 |
Vanguard FTSE Developed Markets ETF
VEA
|
+$170M |
| 5 |
iShares Core US Aggregate Bond ETF
AGG
|
+$169M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
iShares 7-10 Year Treasury Bond ETF
IEF
|
+$179M |
| 2 |
T-Mobile US
TMUS
|
+$162M |
| 3 |
ProShares Ultra Semiconductors
USD
|
+$135M |
| 4 |
ServiceNow
NOW
|
+$128M |
| 5 |
Abbott
ABT
|
+$126M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 21.37% |
| 2 | Financials | 7.66% |
| 3 | Healthcare | 5.22% |
| 4 | Consumer Discretionary | 5.2% |
| 5 | Industrials | 4.64% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1626
Universal Health Services
UHS
$9.66B
| $1.67M | ﹤0.01% |
9,338
-3,347
| -26% | -$688K |
|
1627
Nuveen ESG Mid-Cap Value ETF
NUMV
$446M
| $1.67M | ﹤0.01% |
43,074
+5,135
| +14% | +$206K |
|
1628
Nextpower Inc
NXT
$15.3B
| $1.67M | ﹤0.01% |
13,826
-9,935
| -42% | -$1.1M |
|
1629
Seaboard Corp
SEB
$4.49B
| $1.66M | ﹤0.01% |
294
-179
| -38% | -$897K |
|
1630
Structure Therapeutics
GPCR
$3.59B
| $1.66M | ﹤0.01% |
34,480
-9,675
| -22% | -$662K |
|
1631
Rambus
RMBS
$10.6B
| $1.66M | ﹤0.01% |
19,275
-83
| -0.4% | -$8.28K |
|
1632
Nuveen Municipal High Income Opportunity Fund
NMZ
$2.21B
| $1.66M | ﹤0.01% |
159,675
+1,862
| +1% | +$19.5K |
|
|
AMRZ
1633
Amrize Ltd
AMRZ
$27.3B
| $1.66M | ﹤0.01% |
29,565
-1,391
| -4% | -$79.8K |
|
1634
FB Financial Corp
FBK
$2.95B
| $1.65M | ﹤0.01% |
31,846
-3,859
| -11% | -$217K |
|
1635
Chunghwa Telecom
CHT
$33.2B
| $1.65M | ﹤0.01% |
39,182
+5,795
| +17% | +$246K |
|
1636
Encore Capital Group
ECPG
$1.91B
| $1.65M | ﹤0.01% |
23,552
+4,464
| +23% | +$274K |
|
1637
Atlantic Union Bankshares
AUB
$6.04B
| $1.65M | ﹤0.01% |
46,160
+10,119
| +28% | +$381K |
|
1638
CNA Financial
CNA
$14.4B
| $1.65M | ﹤0.01% |
35,901
+8,086
| +29% | +$383K |
|
1639
Avient
AVNT
$3.44B
| $1.65M | ﹤0.01% |
45,438
+19,482
| +75% | +$722K |
|
1640
Innovator US Equity Power Buffer ETF November
PNOV
$882M
| $1.65M | ﹤0.01% |
40,324
+1,978
| +5% | +$82.6K |
|
1641
Pultegroup
PHM
$24.5B
| $1.65M | ﹤0.01% |
14,000
-21,897
| -61% | -$2.8M |
|
1642
Archrock
AROC
$6.55B
| $1.65M | ﹤0.01% |
47,274
-819
| -2% | -$26.1K |
|
1643
WesBanco
WSBC
$3.96B
| $1.63M | ﹤0.01% |
47,333
+10,474
| +28% | +$366K |
|
|
TXUE
1644
Thornburg International Equity ETF
TXUE
$520M
| $1.63M | ﹤0.01% |
+50,599
| New | +$1.66M |
|
1645
Essent Group
ESNT
$6.05B
| $1.62M | ﹤0.01% |
27,804
-14,180
| -34% | -$866K |
|
|
CVGW
1646
DELISTED
Calavo Growers
CVGW
| $1.62M | ﹤0.01% |
62,953
+31,598
| +101% | +$791K |
|
1647
American Eagle Outfitters
AEO
$2.87B
| $1.62M | ﹤0.01% |
97,206
+28,859
| +42% | +$648K |
|
1648
F5
FFIV
$22.1B
| $1.62M | ﹤0.01% |
5,594
+3,983
| +247% | +$1.1M |
|
1649
VanEck Junior Gold Miners ETF
GDXJ
$7.18B
| $1.62M | ﹤0.01% |
13,473
-3,346
| -20% | -$437K |
|
1650
FT Vest US Equity Moderate Buffer ETF January
GJAN
$437M
| $1.61M | ﹤0.01% |
38,461
+383
| +1% | +$16.4K |
|
Similar funds
Mariner's Q1 2026 Portfolio in Review
As of Q1 2026, Mariner held 3,909 positions worth $85.7B, up 2% from $84B the previous quarter. Its ten largest holdings account for 27% of the portfolio.
Mariner deployed $4.07B of net new capital in Q1 2026, opening 385 new positions and adding to 1,802 existing holdings. Its largest new stake was BNY Mellon Dynamic Value ETF: 960,263 shares worth $28.5M.
By sector, the portfolio is most concentrated in Technology at 21% of assets, down from 23% a quarter earlier, followed by Financials and Healthcare.
On the sell side, the largest reduction was iShares 7-10 Year Treasury Bond ETF, an estimated $179M trimmed.
- Mariner's largest Q1 2026 buy was BNY Mellon Dynamic Value ETF: 960,263 shares worth $28.5M.
- Mariner added most to Apollo Global Management in Q1 2026, an estimated $274M increase.
- Mariner's biggest Q1 2026 reduction was iShares 7-10 Year Treasury Bond ETF, cutting an estimated $179M.
- Mariner fully exited Exact Sciences in Q1 2026, selling an estimated $11.1M.
- Mariner's ten largest holdings make up 27% of its $85.7B portfolio in Q1 2026.
- Mariner opened 385 new positions and closed 364 in Q1 2026.
- Mariner's portfolio value rose 2% quarter-over-quarter to $85.7B.
Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.