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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 | |
|---|---|---|---|---|---|---|
1201
FirstEnergy
FE
$28.6B
| $3.55M | ﹤0.01% |
70,145
+63,366
| +935% | +$3.07M |
|
1202
GlobalFoundries
GFS
$31.2B
| $3.55M | ﹤0.01% |
79,767
+16,950
| +27% | +$747K |
|
|
BUFX
1203
FT Vest Laddered Enhance & Moderate Buffer ETF
BUFX
$14.4M
| $3.54M | ﹤0.01% |
167,963
-4,890
| -3% | -$104K |
|
1204
Capital Group Global Growth Equity ETF
CGGO
$11.4B
| $3.54M | ﹤0.01% |
106,119
+33,472
| +46% | +$1.19M |
|
1205
Sportradar
SRAD
$4.22B
| $3.54M | ﹤0.01% |
211,101
+600
| +0.3% | +$11.2K |
|
1206
Listed Funds Trust Roundhill Magnificent Seven ETF
MAGS
$3.91B
| $3.53M | ﹤0.01% |
60,990
-125,303
| -67% | -$7.85M |
|
1207
Invesco Variable Rate Preferred ETF
VRP
$2.99B
| $3.52M | ﹤0.01% |
146,959
+137,394
| +1,436% | +$3.35M |
|
1208
NatWest
NWG
$71.1B
| $3.52M | ﹤0.01% |
236,292
+18,263
| +8% | +$303K |
|
1209
Markel Group
MKL
$24.5B
| $3.51M | ﹤0.01% |
1,833
-763
| -29% | -$1.55M |
|
1210
iShares US Financials ETF
IYF
$4.35B
| $3.5M | ﹤0.01% |
29,709
-11,089
| -27% | -$1.38M |
|
1211
iShares Morningstar Value ETF
ILCV
$1.29B
| $3.49M | ﹤0.01% |
37,506
-183
| -0.5% | -$17.5K |
|
1212
Interactive Brokers
IBKR
$40.9B
| $3.49M | ﹤0.01% |
52,017
+48,373
| +1,327% | +$3.45M |
|
1213
Pentair
PNR
$10B
| $3.48M | ﹤0.01% |
39,997
-19,625
| -33% | -$1.92M |
|
1214
Oshkosh
OSK
$9.48B
| $3.48M | ﹤0.01% |
23,642
+13,426
| +131% | +$2.09M |
|
1215
Invesco S&P 500 Top 50 ETF
XLG
$10.5B
| $3.48M | ﹤0.01% |
63,767
-165,962
| -72% | -$9.53M |
|
1216
iShares Core Dividend ETF
DIVB
$1.59B
| $3.45M | ﹤0.01% |
63,891
+1,452
| +2% | +$79.7K |
|
1217
Global X NASDAQ-100 Covered Call ETF
QYLD
$8B
| $3.43M | ﹤0.01% |
200,149
+9,695
| +5% | +$171K |
|
|
BPRE
1218
Bluerock Private Real Estate Fund
BPRE
| $3.42M | ﹤0.01% |
206,168
-98,686
| -32% | -$1.64M |
|
1219
Thomson Reuters
TRI
$37.4B
| $3.42M | ﹤0.01% |
37,422
-4,610
| -11% | -$486K |
|
1220
First Trust Managed Municipal ETF
FMB
$2.03B
| $3.42M | ﹤0.01% |
67,481
-1,220
| -2% | -$62.7K |
|
1221
Littelfuse
LFUS
$10.5B
| $3.41M | ﹤0.01% |
10,054
-4,731
| -32% | -$1.54M |
|
|
SGI
1222
Somnigroup International
SGI
$14.5B
| $3.4M | ﹤0.01% |
46,003
-7,723
| -14% | -$670K |
|
1223
Franklin US Large Cap Multifactor Index ETF
FLQL
$2.04B
| $3.4M | ﹤0.01% |
50,216
+4,173
| +9% | +$293K |
|
1224
NXP Semiconductors
NXPI
$70B
| $3.39M | ﹤0.01% |
17,206
-11,764
| -41% | -$2.61M |
|
1225
Align Technology
ALGN
$12B
| $3.39M | ﹤0.01% |
19,751
-14,086
| -42% | -$2.47M |
|
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.