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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
+11.61%
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
$69.3B
AUM Growth
+$9.18B
Cap. Flow
+$3.47B
Cap. Flow %
5.01%
Top 10 Hldgs %
26.5%
Holding
3,740
New
311
Increased
1,893
Reduced
1,169
Closed
273

Top Buys

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$261M
2
MSFT icon
Microsoft
MSFT
+$169M
3
GEV icon
GE Vernova
GEV
+$143M
4
IVV icon
iShares Core S&P 500 ETF
IVV
+$107M
5
JPM icon
JPMorgan Chase
JPM
+$90.8M

Sector Composition

Rank Sector Weight
1 Technology 20.78%
2 Financials 8.14%
3 Consumer Discretionary 5.23%
4 Healthcare 4.75%
5 Communication Services 4.62%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
ORKT
3451
Orangekloud Technology Inc
ORKT
$6.25M
$5.63K ﹤0.01%
+2,759
New +$5.97K
AZIO
3452
Azio AI Holdings
AZIO
$25.7M
$5.6K ﹤0.01%
+3,130
New +$6.95K
PASG icon
3453
Passage Bio
PASG
$15.9M
$4.78K ﹤0.01%
597
GBIO
3454
DELISTED
Generation Bio
GBIO
$3.94K ﹤0.01%
+1,229
New +$4.73K
SLDPW icon
3455
Solid Power Inc Warrant
SLDPW
$8.98M
$3.35K ﹤0.01%
10,166
PTLE
3456
PTL Ltd
PTLE
$63.9M
$3.16K ﹤0.01%
+132
New +$10.6K
AIIOW
3457
Robo.ai Inc Warrant
AIIOW
$404K
$1.13K ﹤0.01%
20,000
AAP icon
3458
Advance Auto Parts
AAP
$3.37B
-6,813
Closed -$267K
ABCL icon
3459
AbCellera Biologics
ABCL
$1.62B
-10,966
Closed -$24.5K
ABM icon
3460
ABM Industries
ABM
$2.8B
-4,447
Closed -$211K
ACAD icon
3461
Acadia Pharmaceuticals
ACAD
$4.25B
-18,190
Closed -$302K
ACI icon
3462
Albertsons Companies
ACI
$5.4B
-30,107
Closed -$662K
ACIO icon
3463
Aptus Collared Investment Opportunity ETF
ACIO
$2.34B
-7,888
Closed -$305K
ACRE
3464
Ares Commercial Real Estate
ACRE
$252M
-12,558
Closed -$58.1K
ACTV
3465
DELISTED
LeaderShares Activist Leaders ETF
ACTV
-81,410
Closed -$2.47M
ADTN icon
3466
Adtran
ADTN
$798M
-10,887
Closed -$94.9K
AGGY icon
3467
WisdomTree Yield Enhanced US Aggregate Bond Fund
AGGY
$924M
-44,528
Closed -$1.93M
AGO icon
3468
Assured Guaranty
AGO
$3.78B
-5,138
Closed -$453K
AHRT
3469
AH Realty Trust
AHRT
$534M
-10,772
Closed -$80.9K
AMCX icon
3470
AMC Global Media
AMCX
$430M
-11,141
Closed -$76.7K
AMRN
3471
Amarin Corp
AMRN
$284M
-1,330
Closed -$11.9K
ANY icon
3472
Sphere 3D
ANY
$14.6M
-1,000
Closed -$3.99K
APPF icon
3473
AppFolio
APPF
$5.85B
-3,029
Closed -$666K
AQST icon
3474
Aquestive Therapeutics
AQST
$462M
-26,316
Closed -$76.3K
ASPS icon
3475
Altisource Portfolio Solutions
ASPS
$65.4M
-9,500
Closed -$51.8K

Similar funds

Mariner's Q2 2025 Portfolio in Review

As of Q2 2025, Mariner held 3,740 positions worth $69.3B, up 15% from $60.1B the previous quarter. Its ten largest holdings account for 26% of the portfolio.

Mariner deployed $3.47B of net new capital in Q2 2025, opening 311 new positions and adding to 1,893 existing holdings. Its largest new stake was iShares MSCI USA Small-Cap Min Vol Factor ETF: 384,640 shares worth $16.2M.

By sector, the portfolio is most concentrated in Technology at 21% of assets, up from 18% a quarter earlier, followed by Financials and Consumer Discretionary.

On the sell side, the largest reduction was Union Pacific, an estimated $83.9M trimmed.

  • Mariner's largest Q2 2025 buy was iShares MSCI USA Small-Cap Min Vol Factor ETF: 384,640 shares worth $16.2M.
  • Mariner added most to Apple in Q2 2025, an estimated $261M increase.
  • Mariner's biggest Q2 2025 reduction was Union Pacific, cutting an estimated $83.9M.
  • Mariner fully exited Discover Financial Services in Q2 2025, selling an estimated $7.86M.
  • Mariner's ten largest holdings make up 26% of its $69.3B portfolio in Q2 2025.
  • Mariner opened 311 new positions and closed 273 in Q2 2025.
  • Mariner's portfolio value rose 15% quarter-over-quarter to $69.3B.

Based on Mariner's 13F filing for Q2 2025, filed 14 Aug 2025.