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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
ITCI
3726
DELISTED
Intra-Cellular Therapies Inc.
ITCI
-4,921
Closed -$649K
PTVE
3727
DELISTED
Pactiv Evergreen Inc. Common stock
PTVE
-33,200
Closed -$598K
SASR
3728
DELISTED
Sandy Spring Bancorp Inc
SASR
-25,076
Closed -$701K
NURO
3729
DELISTED
NeuroMetrix, Inc. Common Stock
NURO
-10,082
Closed -$44.6K

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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.