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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 | |
|---|---|---|---|---|---|---|
1526
RB Global
RBA
$20.3B
| $1.99M | ﹤0.01% |
20,766
-2,388
| -10% | -$253K |
|
1527
Principal Investment Grade Corporate Active ETF
IG
$198M
| $1.99M | ﹤0.01% |
96,224
-11,603
| -11% | -$242K |
|
1528
NETSCOUT
NTCT
$2.82B
| $1.98M | ﹤0.01% |
62,404
+4,436
| +8% | +$129K |
|
1529
iShares iBonds Dec 2032 Term Corporate ETF
IBDX
$1.69B
| $1.98M | ﹤0.01% |
78,363
+1,406
| +2% | +$35.9K |
|
1530
WisdomTree International SmallCap Dividend Fund
DLS
$1.03B
| $1.98M | ﹤0.01% |
24,284
+20,408
| +527% | +$1.73M |
|
1531
Banco de Chile
BCH
$20.5B
| $1.98M | ﹤0.01% |
53,346
+2,981
| +6% | +$123K |
|
1532
Brookfield Infrastructure Partners
BIP
$18.9B
| $1.97M | ﹤0.01% |
54,674
+895
| +2% | +$32.8K |
|
1533
Schwab International Dividend Equity ETF
SCHY
$2.38B
| $1.97M | ﹤0.01% |
62,209
+6,839
| +12% | +$217K |
|
1534
United States Oil Fund
USO
$2.5B
| $1.94M | ﹤0.01% |
15,218
+6,470
| +74% | +$573K |
|
1535
Credicorp
BAP
$30.8B
| $1.93M | ﹤0.01% |
5,710
| – | – |
|
1536
Columbia Research Enhanced Core ETF
RECS
$5.86B
| $1.93M | ﹤0.01% |
49,609
-29,603
| -37% | -$1.2M |
|
1537
American Century US Quality Growth ETF
QGRO
$1.98B
| $1.93M | ﹤0.01% |
18,390
-9,550
| -34% | -$1.06M |
|
1538
United Bankshares
UBSI
$6.49B
| $1.93M | ﹤0.01% |
46,616
-366
| -0.8% | -$15.2K |
|
1539
BlackRock Large Cap Core ETF
BLCR
$6.36B
| $1.93M | ﹤0.01% |
+46,945
| New | +$2.01M |
|
1540
IAMGOLD
IAG
$8.51B
| $1.93M | ﹤0.01% |
102,397
-7,636
| -7% | -$151K |
|
1541
Lionsgate Studios
LION
$3.89B
| $1.91M | ﹤0.01% |
199,362
+44,500
| +29% | +$411K |
|
1542
Ouster
OUST
$2.54B
| $1.91M | ﹤0.01% |
104,013
+96
| +0.1% | +$2.09K |
|
1543
Trade Desk
TTD
$7.89B
| $1.91M | ﹤0.01% |
84,187
-70,657
| -46% | -$2.04M |
|
1544
AngloGold Ashanti
AU
$39.7B
| $1.9M | ﹤0.01% |
19,533
-11,071
| -36% | -$1.14M |
|
1545
Matador Resources
MTDR
$6.42B
| $1.9M | ﹤0.01% |
+30,010
| New | +$1.5M |
|
1546
Invesco S&P MidCap Momentum ETF
XMMO
$7.49B
| $1.9M | ﹤0.01% |
13,068
+2,165
| +20% | +$313K |
|
1547
Loews
L
$23.8B
| $1.89M | ﹤0.01% |
17,729
-38,416
| -68% | -$4.11M |
|
1548
Telkom Indonesia
TLK
$14.2B
| $1.89M | ﹤0.01% |
101,123
-1,820
| -2% | -$37.1K |
|
1549
Atour Lifestyle Holdings
ATAT
$4.28B
| $1.88M | ﹤0.01% |
51,140
-4,952
| -9% | -$187K |
|
1550
Texas Capital Bancshares
TCBI
$4.29B
| $1.88M | ﹤0.01% |
19,801
+3,700
| +23% | +$361K |
|
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.