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Mariner

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
Cap. Flow
+$4.07B
Cap. Flow %
4.75%
Top 10 Hldgs %
27.24%
Holding
3,909
New
385
Increased
1,802
Reduced
1,276
Closed
364

Top Buys

Rank Stock Value
1
APO icon
Apollo Global Management
APO
+$274M
2
IEI icon
iShares 3-7 Year Treasury Bond ETF
IEI
+$184M
3
MSFT icon
Microsoft
MSFT
+$172M
4
VEA icon
Vanguard FTSE Developed Markets ETF
VEA
+$170M
5
AGG icon
iShares Core US Aggregate Bond ETF
AGG
+$169M

Top Sells

Rank Stock Value
1
IEF icon
iShares 7-10 Year Treasury Bond ETF
IEF
+$179M
2
TMUS icon
T-Mobile US
TMUS
+$162M
3
USD icon
ProShares Ultra Semiconductors
USD
+$135M
4
NOW icon
ServiceNow
NOW
+$128M
5
ABT icon
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
BSJR icon
1601
Invesco BulletShares 2027 High Yield Corporate Bond ETF
BSJR
$855M
$1.74M ﹤0.01%
77,706
-55,752
-42% -$1.26M
FSCO
1602
FS Credit Opportunities Corp
FSCO
$993M
$1.74M ﹤0.01%
340,669
-45,023
-12% -$254K
IYC icon
1603
iShares US Consumer Discretionary ETF
IYC
$1.12B
$1.73M ﹤0.01%
17,950
-640
-3% -$65.3K
REMX icon
1604
VanEck Rare Earth/Strategic Metals ETF
REMX
$2.06B
$1.73M ﹤0.01%
19,619
+4,014
+26% +$361K
XSEP icon
1605
FT Vest US Equity Enhance & Moderate Buffer ETF September
XSEP
$135M
$1.72M ﹤0.01%
41,130
-9,529
-19% -$404K
FLXS icon
1606
Flexsteel Industries
FLXS
$313M
$1.72M ﹤0.01%
38,302
-1,129,055
-97% -$52.3M
SBSW icon
1607
Sibanye-Stillwater
SBSW
$6.06B
$1.72M ﹤0.01%
139,618
-10,497
-7% -$163K
CALI
1608
BlackRock ETF Trust II iShares Short-Term California Muni Active ETF
CALI
$423M
$1.72M ﹤0.01%
34,008
-418
-1% -$21.1K
PAYC icon
1609
Paycom
PAYC
$6.73B
$1.71M ﹤0.01%
14,084
+11,671
+484% +$1.56M
FSSL
1610
FS Specialty Lending Fund
FSSL
$833M
$1.71M ﹤0.01%
136,769
-6,264
-4% -$81.6K
SNDX icon
1611
Syndax Pharmaceuticals
SNDX
$1.84B
$1.71M ﹤0.01%
73,199
+18,212
+33% +$396K
NRG icon
1612
NRG Energy
NRG
$30.3B
$1.7M ﹤0.01%
11,669
-1,661
-12% -$261K
CUBE icon
1613
CubeSmart
CUBE
$9.49B
$1.7M ﹤0.01%
+46,458
New +$1.78M
UMC icon
1614
United Microelectronic
UMC
$48.9B
$1.7M ﹤0.01%
190,382
+17,286
+10% +$169K
VPL icon
1615
Vanguard FTSE Pacific ETF
VPL
$8.12B
$1.7M ﹤0.01%
17,410
-196
-1% -$19.6K
IDXX icon
1616
Idexx Laboratories
IDXX
$43B
$1.69M ﹤0.01%
3,016
-11,475
-79% -$7.36M
QTWO icon
1617
Q2 Holdings
QTWO
$3.43B
$1.69M ﹤0.01%
35,758
+21,025
+143% +$1.18M
UCB
1618
United Community Banks
UCB
$4.23B
$1.69M ﹤0.01%
53,669
+443
+0.8% +$14.6K
MARM icon
1619
FT Vest US Equity Max Buffer ETF March
MARM
$108M
$1.69M ﹤0.01%
50,457
-3,610
-7% -$120K
ARKQ icon
1620
ARK Autonomous Technology & Robotics ETF
ARKQ
$1.9B
$1.69M ﹤0.01%
15,009
+1,736
+13% +$214K
SSD icon
1621
Simpson Manufacturing
SSD
$7.94B
$1.69M ﹤0.01%
9,830
-4,344
-31% -$801K
AG icon
1622
First Majestic Silver
AG
$8.23B
$1.68M ﹤0.01%
78,295
+9,906
+14% +$228K
LBRDK icon
1623
Liberty Broadband Class C
LBRDK
$4.03B
$1.68M ﹤0.01%
33,414
+24,072
+258% +$1.21M
ITB icon
1624
iShares US Home Construction ETF
ITB
$2.41B
$1.68M ﹤0.01%
18,507
-3,644
-16% -$373K
XMPT icon
1625
VanEck CEF Muni Income ETF
XMPT
$219M
$1.68M ﹤0.01%
78,357
+14,896
+23% +$329K
63 64
65
66 67

Similar funds

BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return
Squarepoint
Squarepoint New York $85.1B AUM 20.93% 1-Year Est. Return
Belvedere Trading
Belvedere Trading Chicago, Illinois $84.4B AUM 52.68% 1-Year Est. Return
Sanders Capital
Sanders Capital West Palm Beach, Florida $83.9B AUM 37.89% 1-Year Est. Return
Mackenzie Financial
Mackenzie Financial Toronto Ontario, Ontario, Canada $83.3B AUM 31.19% 1-Year Est. Return
US Bancorp
US Bancorp Minneapolis, Minnesota $82.4B AUM 19.69% 1-Year Est. Return
Focus Partners Wealth
Focus Partners Wealth Boston, Massachusetts $89.9B AUM 20.5% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $89.9B AUM 20.22% 1-Year Est. Return

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.