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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 | |
|---|---|---|---|---|---|---|
926
ProShares Short S&P500
SH
$877M
| $6.7M | 0.01% |
+176,511
| New | +$6.42M |
|
927
Trex
TREX
$4.45B
| $6.69M | 0.01% |
183,767
+60,897
| +50% | +$2.45M |
|
928
NNN REIT
NNN
$9.32B
| $6.69M | 0.01% |
159,072
+29,467
| +23% | +$1.27M |
|
|
BTC
929
Grayscale Bitcoin Mini Trust ETF
BTC
$3.49B
| $6.67M | 0.01% |
222,404
+41,982
| +23% | +$1.42M |
|
930
Valmont Industries
VMI
$9.46B
| $6.62M | 0.01% |
16,578
+10,091
| +156% | +$4.41M |
|
931
EXL Service
EXLS
$4.1B
| $6.59M | 0.01% |
216,554
+131,112
| +153% | +$4.52M |
|
932
Capital Group Core Plus Income ETF
CGCP
$8.35B
| $6.58M | 0.01% |
294,761
+12,074
| +4% | +$273K |
|
933
Everest Group
EG
$14.8B
| $6.58M | 0.01% |
20,140
-7,118
| -26% | -$2.34M |
|
934
American International
AIG
$41.5B
| $6.56M | 0.01% |
87,194
+4,154
| +5% | +$318K |
|
935
Coinbase
COIN
$43.8B
| $6.54M | 0.01% |
37,479
-56,949
| -60% | -$11.2M |
|
936
Archer Daniels Midland
ADM
$42.1B
| $6.52M | 0.01% |
89,703
+34,917
| +64% | +$2.36M |
|
937
Manulife Financial
MFC
$71.5B
| $6.5M | 0.01% |
188,908
+11,775
| +7% | +$424K |
|
938
Crane Co
CR
$12.7B
| $6.5M | 0.01% |
37,999
+13,245
| +54% | +$2.54M |
|
939
eBay
EBAY
$49.3B
| $6.5M | 0.01% |
71,383
-48,239
| -40% | -$4.33M |
|
940
W.W. Grainger
GWW
$63.9B
| $6.49M | 0.01% |
5,958
-2,493
| -29% | -$2.72M |
|
941
JPMorgan Active Value ETF
JAVA
$6.74B
| $6.48M | 0.01% |
90,356
+65,057
| +257% | +$4.83M |
|
942
Onto Innovation
ONTO
$14.7B
| $6.48M | 0.01% |
31,595
+9,614
| +44% | +$1.97M |
|
943
Main Sector Rotation ETF
SECT
$2.78B
| $6.46M | 0.01% |
107,026
+281
| +0.3% | +$17.9K |
|
944
Global X Defense Tech ETF
SHLD
$6.82B
| $6.46M | 0.01% |
91,174
+28,010
| +44% | +$2.09M |
|
945
Coca-Cola Consolidated
COKE
$12.3B
| $6.45M | 0.01% |
33,659
-4,335
| -11% | -$759K |
|
|
WCN
946
Waste Connections
WCN
$42.7B
| $6.45M | 0.01% |
39,716
-118,511
| -75% | -$19.8M |
|
947
iShares Short Maturity Bond ETF
NEAR
$4.8B
| $6.44M | 0.01% |
126,669
-2,862
| -2% | -$146K |
|
948
Fidelity National Information Services
FIS
$21B
| $6.44M | 0.01% |
137,242
+45,737
| +50% | +$2.46M |
|
949
Roku
ROKU
$21.2B
| $6.44M | 0.01% |
68,049
-7,296
| -10% | -$711K |
|
950
Dimensional Global Core Plus Fixed Income ETF
DFGP
$3.3B
| $6.43M | 0.01% |
119,177
+6,287
| +6% | +$342K |
|
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.