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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 | |
|---|---|---|---|---|---|---|
1376
Brinker International
EAT
$7.93B
| $2.67M | ﹤0.01% |
18,728
+4,171
| +29% | +$635K |
|
1377
Nuveen ESG International Developed Markets Equity ETF
NUDM
$690M
| $2.67M | ﹤0.01% |
73,975
+2,432
| +3% | +$91.4K |
|
1378
Vanguard US Momentum Factor ETF
VFMO
$1.84B
| $2.65M | ﹤0.01% |
13,470
+10,986
| +442% | +$2.23M |
|
1379
NEOS S&P 500 High Income ETF
SPYI
$10.4B
| $2.65M | ﹤0.01% |
53,766
+10,667
| +25% | +$553K |
|
1380
Rubrik
RBRK
$14.9B
| $2.64M | ﹤0.01% |
53,990
+22,733
| +73% | +$1.3M |
|
1381
argenx
ARGX
$57.8B
| $2.64M | ﹤0.01% |
3,618
-136
| -4% | -$106K |
|
1382
Boston Beer
SAM
$1.82B
| $2.64M | ﹤0.01% |
11,444
+8,258
| +259% | +$1.86M |
|
1383
Logitech
LOGI
$14.8B
| $2.63M | ﹤0.01% |
28,832
+5,060
| +21% | +$466K |
|
1384
Hanover Insurance
THG
$7.49B
| $2.62M | ﹤0.01% |
15,139
+319
| +2% | +$55.5K |
|
1385
Vanguard Long-Term Corporate Bond ETF
VCLT
$8.84B
| $2.62M | ﹤0.01% |
35,070
+31,297
| +829% | +$2.38M |
|
1386
Baytex Energy
BTE
$3.13B
| $2.62M | ﹤0.01% |
585,068
-62,973
| -10% | -$232K |
|
1387
DaVita
DVA
$15B
| $2.61M | ﹤0.01% |
+16,999
| New | +$2.31M |
|
1388
Convergence Long/Short Equity ETF
CLSE
$760M
| $2.61M | ﹤0.01% |
92,800
-706
| -0.8% | -$19.8K |
|
1389
Jackson Financial
JXN
$8.11B
| $2.61M | ﹤0.01% |
24,680
+1,425
| +6% | +$159K |
|
1390
iShares MSCI USA Equal Weighted ETF
EUSA
$1.83B
| $2.6M | ﹤0.01% |
25,514
+2,172
| +9% | +$229K |
|
|
MRX
1391
Marex Group Limited Ordinary Shares
MRX
$4.62B
| $2.59M | ﹤0.01% |
58,198
-3,990
| -6% | -$158K |
|
1392
Global X Robotics & Artificial Intelligence ETF
BOTZ
$3.2B
| $2.59M | ﹤0.01% |
78,022
+4,762
| +7% | +$176K |
|
1393
First Trust RBA American Industrial Renaissance ETF
AIRR
$10.8B
| $2.59M | ﹤0.01% |
23,380
+7,712
| +49% | +$872K |
|
1394
SiriusXM
SIRI
$10.1B
| $2.59M | ﹤0.01% |
+112,158
| New | +$2.41M |
|
1395
Innovator Equity Managed Floor ETF
SFLR
$2.08B
| $2.58M | ﹤0.01% |
72,945
+9,383
| +15% | +$344K |
|
1396
GigaCloud Technology
GCT
$1.33B
| $2.58M | ﹤0.01% |
56,794
+26,019
| +85% | +$1.06M |
|
1397
SSR Mining
SSRM
$5.64B
| $2.57M | ﹤0.01% |
87,624
+1,675
| +2% | +$44.4K |
|
1398
Woodside Energy
WDS
$42.5B
| $2.57M | ﹤0.01% |
107,642
+18,600
| +21% | +$362K |
|
1399
Futu Holdings
FUTU
$13.9B
| $2.57M | ﹤0.01% |
18,796
+1,405
| +8% | +$218K |
|
|
OKLO
1400
Oklo
OKLO
$7.66B
| $2.57M | ﹤0.01% |
51,745
-10,995
| -18% | -$790K |
|
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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.