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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
SITM icon
2176
SiTime
SITM
$16.6B
$751K ﹤0.01%
2,176
+443
+26% +$163K
PHR icon
2177
Phreesia
PHR
$632M
$750K ﹤0.01%
+89,416
New +$1.18M
SCL icon
2178
Stepan Co
SCL
$1.31B
$747K ﹤0.01%
14,948
+7,748
+108% +$415K
MNDY icon
2179
monday.com
MNDY
$3.27B
$747K ﹤0.01%
10,822
+1,280
+13% +$123K
EPS icon
2180
WisdomTree US LargeCap Fund
EPS
$1.58B
$746K ﹤0.01%
10,948
+33
+0.3% +$2.33K
IDA icon
2181
Idacorp
IDA
$8.23B
$743K ﹤0.01%
5,198
+3,035
+140% +$416K
DFGR icon
2182
Dimensional Global Real Estate ETF
DFGR
$3.87B
$742K ﹤0.01%
27,897
-2,936
-10% -$80.5K
DMXF icon
2183
iShares ESG Advanced MSCI EAFE ETF
DMXF
$1.19B
$741K ﹤0.01%
9,823
+3,492
+55% +$273K
SMR icon
2184
NuScale Power
SMR
$2.8B
$741K ﹤0.01%
68,346
-32,779
-32% -$499K
MCW
2185
DELISTED
Mister Car Wash
MCW
$741K ﹤0.01%
106,257
-55,379
-34% -$356K
EWI icon
2186
iShares MSCI Italy ETF
EWI
$911M
$739K ﹤0.01%
13,832
-87
-0.6% -$4.77K
EWO icon
2187
iShares MSCI Austria ETF
EWO
$146M
$739K ﹤0.01%
20,843
-554
-3% -$20.3K
ROM icon
2188
ProShares Ultra Technology
ROM
$1.13B
$739K ﹤0.01%
9,420
– –
DBB icon
2189
Invesco DB Base Metals Fund
DBB
$306M
$738K ﹤0.01%
+31,407
New +$748K
KNSL icon
2190
Kinsale Capital Group
KNSL
$7.95B
$736K ﹤0.01%
2,155
+1,236
+134% +$468K
IQI icon
2191
Invesco Quality Municipal Securities
IQI
$526M
$735K ﹤0.01%
76,415
– –
STRL icon
2192
Sterling Infrastructure
STRL
$20.3B
$735K ﹤0.01%
+1,805
New +$706K
SETM icon
2193
Sprott Energy Transition Materials ETF
SETM
$534M
$735K ﹤0.01%
22,218
+12,238
+123% +$426K
XDEC icon
2194
FT Vest US Equity Enhance & Moderate Buffer ETF December
XDEC
$202M
$735K ﹤0.01%
18,231
– –
SLS icon
2195
SELLAS Life Sciences
SLS
$2.23B
$734K ﹤0.01%
173,570
+14,420
+9% +$64.5K
AAMI
2196
Acadian Asset Management
AAMI
$2.88B
$734K ﹤0.01%
13,488
+4,993
+59% +$263K
KORP icon
2197
American Century Diversified Corporate Bond ETF
KORP
$860M
$733K ﹤0.01%
15,723
+4,704
+43% +$222K
CIB icon
2198
Grupo Cibest SA
CIB
$20.4B
$732K ﹤0.01%
10,112
+679
+7% +$50K
XIDE icon
2199
FT Vest US Equity Buffer & Premium Income ETF December
XIDE
$22.7M
$732K ﹤0.01%
24,658
+100
+0.4% +$3K
YUM icon
2200
Yum! Brands
YUM
$41B
$731K ﹤0.01%
4,703
-61,198
-93% -$9.69M
86 87
88
89 90

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.