We are live on
!
Find out more
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 | |
|---|---|---|---|---|---|---|
|
DFSU
1951
Dimensional US Sustainability Core 1 ETF
DFSU
$2.23B
| $1.02M | ﹤0.01% |
24,896
+3,318
| +15% | +$143K |
|
1952
Arteris
AIP
$1.4B
| $1.02M | ﹤0.01% |
62,222
+8,593
| +16% | +$136K |
|
1953
Peabody Energy
BTU
$2.78B
| $1.02M | ﹤0.01% |
30,970
+1,105
| +4% | +$38.6K |
|
1954
Global X US Preferred ETF
PFFD
$2.13B
| $1.02M | ﹤0.01% |
55,447
-6,391
| -10% | -$122K |
|
1955
Avantis Responsible International Equity ETF
AVSD
$477M
| $1.02M | ﹤0.01% |
13,847
+4,092
| +42% | +$314K |
|
1956
Kimco Realty
KIM
$17.6B
| $1.02M | ﹤0.01% |
45,314
+33,722
| +291% | +$743K |
|
1957
VanEck Merk Gold Trust
OUNZ
$2.51B
| $1.01M | ﹤0.01% |
22,526
+644
| +3% | +$30.2K |
|
1958
KraneShares MSCI Emerging Markets Ex China Index ETF
KEMX
$124M
| $1.01M | ﹤0.01% |
25,000
| – | – |
|
1959
First Trust Limited Duration Investment Grade Corporate ETF
FSIG
$1.51B
| $1.01M | ﹤0.01% |
53,417
+229
| +0.4% | +$4.38K |
|
1960
Doximity
DOCS
$3.67B
| $1.01M | ﹤0.01% |
43,361
+17,903
| +70% | +$558K |
|
1961
iShares MSCI Germany ETF
EWG
$1.5B
| $1.01M | ﹤0.01% |
25,390
-4,110
| -14% | -$174K |
|
1962
Rigetti Computing
RGTI
$4.7B
| $1.01M | ﹤0.01% |
71,705
-100,136
| -58% | -$1.88M |
|
1963
SoundHound AI
SOUN
$2.68B
| $1.01M | ﹤0.01% |
146,477
-26,544
| -15% | -$229K |
|
1964
Cushman & Wakefield Ltd
CWK
$2.98B
| $1.01M | ﹤0.01% |
82,066
+1,370
| +2% | +$19.6K |
|
1965
IQ MacKay Municipal Insured ETF
MMIN
$463M
| $1.01M | ﹤0.01% |
42,427
-17,297
| -29% | -$416K |
|
1966
Invesco S&P 500 High Beta ETF
SPHB
$964M
| $1.01M | ﹤0.01% |
8,669
+104
| +1% | +$12.6K |
|
1967
Tencent Music
TME
$14.5B
| $1M | ﹤0.01% |
108,252
+45,487
| +72% | +$672K |
|
1968
Oil States International
OIS
$522M
| $1M | ﹤0.01% |
86,237
+26,662
| +45% | +$275K |
|
|
GRFS
1969
Grifois
GRFS
$5.16B
| $1M | ﹤0.01% |
125,151
+27,824
| +29% | +$245K |
|
1970
Biomea Fusion
BMEA
$90.4M
| $1M | ﹤0.01% |
654,578
+68,946
| +12% | +$90.6K |
|
1971
First Trust Nasdaq-100 Select Equal Weight ETF
QQEW
$1.71B
| $1,000K | ﹤0.01% |
7,876
+939
| +14% | +$127K |
|
1972
WisdomTree Europe Quality Dividend Growth Fund
EUDG
$67.6M
| $1,000K | ﹤0.01% |
27,457
+1,906
| +7% | +$73.1K |
|
1973
OceanFirst Financial
OCFC
$1.7B
| $997K | ﹤0.01% |
55,284
-17,396
| -24% | -$320K |
|
1974
JPMorgan BetaBuilders Canada ETF
BBCA
$10.7B
| $997K | ﹤0.01% |
10,599
-15
| -0.1% | -$1.43K |
|
1975
Charles River Laboratories
CRL
$10.9B
| $996K | ﹤0.01% |
5,776
-5,075
| -47% | -$941K |
|
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.