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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
+2.85%
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
$84B
AUM Growth
+$6.6B
Cap. Flow
+$5.06B
Cap. Flow %
6.03%
Top 10 Hldgs %
28.85%
Holding
3,865
New
323
Increased
1,970
Reduced
1,148
Closed
341

Top Buys

Rank Stock Value
1
NVDA icon
NVIDIA
NVDA
+$808M
2
MSFT icon
Microsoft
MSFT
+$249M
3
AAPL icon
Apple
AAPL
+$229M
4
IVV icon
iShares Core S&P 500 ETF
IVV
+$196M
5
AGG icon
iShares Core US Aggregate Bond ETF
AGG
+$125M

Top Sells

Rank Stock Value
1
USD icon
ProShares Ultra Semiconductors
USD
+$158M
2
WMB icon
Williams Companies
WMB
+$138M
3
JPM icon
JPMorgan Chase
JPM
+$85.4M
4
EEM icon
iShares MSCI Emerging Markets ETF
EEM
+$45.7M
5
SNPS icon
Synopsys
SNPS
+$42.6M

Sector Composition

Rank Sector Weight
1 Technology 22.87%
2 Financials 8%
3 Consumer Discretionary 5.52%
4 Healthcare 5.25%
5 Communication Services 4.86%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IBMN
3651
DELISTED
iShares iBonds Dec 2025 Term Muni Bond ETF
IBMN
– –
-45,472
Closed -$1.22M
IBP icon
3652
Installed Building Products
IBP
$6.13B
– –
-914
Closed -$225K
IBTF
3653
DELISTED
iShares iBonds Dec 2025 Term Treasury ETF
IBTF
– –
-226,003
Closed -$5.28M
IIPR icon
3654
Innovative Industrial Properties
IIPR
$1.78B
– –
-3,878
Closed -$208K
IMKTA icon
3655
Ingles Markets
IMKTA
$1.63B
– –
-7,063
Closed -$491K
INBK icon
3656
First Internet Bancorp
INBK
$231M
– –
-13,787
Closed -$309K
INDI icon
3657
indie Semiconductor
INDI
$733M
– –
-11,458
Closed -$46.6K
INFA
3658
DELISTED
Informatica
INFA
– –
-133,736
Closed -$3.32M
INSW icon
3659
International Seaways
INSW
$4.57B
– –
-6,317
Closed -$291K
IONR
3660
Ioneer
IONR
$247M
– –
-10,000
Closed -$44.7K
IOVA icon
3661
Iovance Biotherapeutics
IOVA
$2.23B
– –
-22,291
Closed -$48.4K
IP icon
3662
International Paper
IP
$22.3B
– –
-41,812
Closed -$1.94M
IPAR icon
3663
Interparfums
IPAR
$3.92B
– –
-3,259
Closed -$321K
IPG
3664
DELISTED
Interpublic Group of Companies
IPG
– –
-39,265
Closed -$1.1M
IPGP icon
3665
IPG Photonics
IPGP
$3.89B
– –
-9,462
Closed -$749K
IPI icon
3666
Intrepid Potash
IPI
$460M
– –
-14,329
Closed -$438K
IPW icon
3667
iPower
IPW
$1.27M
– –
-170
Closed -$21.1K
IYT icon
3668
iShares US Transportation ETF
IYT
$2.33B
– –
-3,816
Closed -$274K
JBI icon
3669
Janus International
JBI
$722M
– –
-39,902
Closed -$394K
JBL icon
3670
Jabil
JBL
$32.8B
– –
-9,822
Closed -$2.13M
JSPR icon
3671
Jasper Therapeutics
JSPR
$22.9M
– –
-12,193
Closed -$29K
K
3672
DELISTED
Kellanova
K
– –
-55,227
Closed -$4.53M
KBR icon
3673
KBR
KBR
$4.68B
– –
-8,687
Closed -$411K
KBWY icon
3674
Invesco KBW Premium Yield Equity REIT ETF
KBWY
$319M
– –
-25,200
Closed -$402K
KOPN icon
3675
Kopin
KOPN
$663M
– –
-10,000
Closed -$24.3K
145 146
147
148 149

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Belvedere Trading
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Sanders Capital
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Mackenzie Financial
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US Bancorp
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Focus Partners Wealth
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Qube Research & Technologies (QRT)
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Mariner's Q4 2025 Portfolio in Review

As of Q4 2025, Mariner held 3,865 positions worth $84B, up 8.5% from $77.4B the previous quarter. Its ten largest holdings account for 29% of the portfolio.

Mariner deployed $5.06B of net new capital in Q4 2025, opening 323 new positions and adding to 1,970 existing holdings. Its largest new stake was Flexsteel Industries: 1,167,357 shares worth $46.1M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 23% a quarter earlier, followed by Financials and Consumer Discretionary.

On the sell side, the largest reduction was ProShares Ultra Semiconductors, an estimated $158M trimmed.

  • Mariner's largest Q4 2025 buy was Flexsteel Industries: 1,167,357 shares worth $46.1M.
  • Mariner added most to NVIDIA in Q4 2025, an estimated $808M increase.
  • Mariner's biggest Q4 2025 reduction was ProShares Ultra Semiconductors, cutting an estimated $158M.
  • Mariner fully exited iShares iBonds Dec 2025 Term Corporate ETF in Q4 2025, selling an estimated $22.7M.
  • Mariner's ten largest holdings make up 29% of its $84B portfolio in Q4 2025.
  • Mariner opened 323 new positions and closed 341 in Q4 2025.
  • Mariner's portfolio value rose 8.5% quarter-over-quarter to $84B.

Based on Mariner's 13F filing for Q4 2025, filed 13 Feb 2026.