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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 | |
|---|---|---|---|---|---|---|
901
JPMorgan US Value Factor ETF
JVAL
$826M
| $7.19M | 0.01% |
147,209
-3,572
| -2% | -$180K |
|
|
MFSI
902
MFS Active International ETF
MFSI
$1.15B
| $7.16M | 0.01% |
241,064
+69,565
| +41% | +$2.15M |
|
903
Landstar System
LSTR
$7.13B
| $7.16M | 0.01% |
44,671
+32,564
| +269% | +$5M |
|
904
First Trust Innovation Leaders ETF
ILDR
$302M
| $7.15M | 0.01% |
240,234
-20,836
| -8% | -$663K |
|
905
Graco
GGG
$12.3B
| $7.15M | 0.01% |
84,488
+28,601
| +51% | +$2.53M |
|
906
Applied Industrial Technologies
AIT
$12.6B
| $7.1M | 0.01% |
26,782
+18,383
| +219% | +$5M |
|
907
Alerian Energy Infrastructure ETF
ENFR
$502M
| $7.07M | 0.01% |
184,979
-1,934
| -1% | -$68.1K |
|
908
TC Energy
TRP
$72.8B
| $7.07M | 0.01% |
112,892
+4,071
| +4% | +$246K |
|
909
Owens Corning
OC
$11.3B
| $7.05M | 0.01% |
65,141
+33,949
| +109% | +$4.05M |
|
910
Phillips Edison & Co
PECO
$5.46B
| $7.04M | 0.01% |
188,057
+4,738
| +3% | +$176K |
|
911
SentinelOne
S
$6.25B
| $7.03M | 0.01% |
545,886
+383,334
| +236% | +$5.32M |
|
912
State Street SPDR S&P 1500 Momentum Tilt ETF
MMTM
$184M
| $6.96M | 0.01% |
24,845
+2,684
| +12% | +$786K |
|
913
iShares Russell 2500 ETF
SMMD
$3.59B
| $6.94M | 0.01% |
90,844
+1,184
| +1% | +$93.3K |
|
914
AptarGroup
ATR
$8.24B
| $6.92M | 0.01% |
54,898
+17,285
| +46% | +$2.25M |
|
|
JHG
915
DELISTED
Janus Henderson
JHG
| $6.9M | 0.01% |
134,278
+5,984
| +5% | +$296K |
|
916
Cameco
CCJ
$39.4B
| $6.89M | 0.01% |
63,477
+6,811
| +12% | +$779K |
|
917
Commerce Bancshares
CBSH
$8.45B
| $6.89M | 0.01% |
139,977
+29,775
| +27% | +$1.55M |
|
918
FNB Corp
FNB
$6.71B
| $6.85M | 0.01% |
409,679
-10,307
| -2% | -$178K |
|
919
Crown Holdings
CCK
$13B
| $6.8M | 0.01% |
67,873
+4,597
| +7% | +$491K |
|
920
State Street SPDR Nuveen ICE Municipal Bond ETF
TFI
$3.06B
| $6.76M | 0.01% |
149,202
-63,727
| -30% | -$2.92M |
|
921
Omega Healthcare
OHI
$15.1B
| $6.75M | 0.01% |
154,063
-87,574
| -36% | -$4M |
|
922
Vicor
VICR
$9.91B
| $6.72M | 0.01% |
41,760
+39,480
| +1,732% | +$6.52M |
|
923
iShares Core US REIT ETF
USRT
$4.64B
| $6.72M | 0.01% |
113,471
+6,337
| +6% | +$381K |
|
924
Hartford Total Return Bond ETF
HTRB
$2.22B
| $6.71M | 0.01% |
198,824
+94,945
| +91% | +$3.25M |
|
925
Globe Life
GL
$14.3B
| $6.7M | 0.01% |
48,181
+12,902
| +37% | +$1.82M |
|
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.