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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
ALNY icon
501
Alnylam Pharmaceuticals
ALNY
$36.3B
$16.9M 0.02%
42,443
+16,111
+61% +$7.13M
ENB icon
502
Enbridge
ENB
$124B
$16.8M 0.02%
351,333
+52,385
+18% +$2.5M
LVS icon
503
Las Vegas Sands
LVS
$30.5B
$16.8M 0.02%
258,085
+184,279
+250% +$11.3M
NTRS icon
504
Northern Trust
NTRS
$22.2B
$16.6M 0.02%
121,489
+33,960
+39% +$4.46M
WEC icon
505
WEC Energy
WEC
$37.7B
$16.5M 0.02%
156,187
-5,355
-3% -$593K
LMBS icon
506
First Trust Exchange-Traded Fund IV First Trust Low Duration Opportunities ETF
LMBS
$6.32B
$16.5M 0.02%
329,446
+63,056
+24% +$3.15M
CIEN icon
507
Ciena
CIEN
$55.3B
$16.5M 0.02%
70,271
+15,937
+29% +$3.09M
NVO
508
Novo Nordisk
NVO
$216B
$16.4M 0.02%
322,233
-22,496
-7% -$1.15M
FNDA icon
509
Schwab Fundamental US Small Company Index ETF
FNDA
$9.17B
$16.3M 0.02%
518,355
+197,637
+62% +$6.16M
IGV icon
510
iShares Expanded Tech-Software Sector ETF
IGV
$13B
$16.3M 0.02%
154,193
+504
+0.3% +$55.4K
GSLC icon
511
Goldman Sachs ActiveBeta US Large Cap Equity ETF
GSLC
$15.2B
$16.3M 0.02%
123,056
-3,993
-3% -$524K
FSLR icon
512
First Solar
FSLR
$21.8B
$16.2M 0.02%
62,062
+3,867
+7% +$975K
NUE icon
513
Nucor
NUE
$56.4B
$16.2M 0.02%
99,340
-2,416
-2% -$363K
PWR icon
514
Quanta Services
PWR
$93.9B
$16.2M 0.02%
38,290
+9,806
+34% +$4.31M
HSBC icon
515
HSBC
HSBC
$355B
$16.1M 0.02%
205,187
+5,808
+3% +$415K
IGIB icon
516
iShares 5-10 Year Investment Grade Corporate Bond ETF
IGIB
$18.3B
$16.1M 0.02%
299,331
+4,515
+2% +$244K
COR icon
517
Cencora
COR
$60.3B
$16.1M 0.02%
47,690
-2,275
-5% -$776K
FLOT icon
518
iShares Floating Rate Bond ETF
FLOT
$10.1B
$16.1M 0.02%
316,070
+6,824
+2% +$348K
ZTS icon
519
Zoetis
ZTS
$31.6B
$16M 0.02%
127,354
-25,120
-16% -$3.28M
SPBO icon
520
State Street SPDR Portfolio Corporate Bond ETF
SPBO
$2.08B
$16M 0.02%
543,856
+208,518
+62% +$6.16M
VCR icon
521
Vanguard Consumer Discretionary ETF
VCR
$5.84B
$15.9M 0.02%
40,483
-571
-1% -$223K
WELL icon
522
Welltower
WELL
$178B
$15.9M 0.02%
85,839
-22,456
-21% -$4.19M
GOVT icon
523
iShares US Treasury Bond ETF
GOVT
$43.6B
$15.9M 0.02%
691,470
+124,615
+22% +$2.88M
WWD icon
524
Woodward
WWD
$25B
$15.7M 0.02%
52,063
+6,452
+14% +$1.78M
SPIB icon
525
State Street SPDR Portfolio Intermediate Term Corporate Bond ETF
SPIB
$11.5B
$15.7M 0.02%
463,341
+27,279
+6% +$924K
19 20
21
22 23

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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
Focus Partners Wealth Boston, Massachusetts $89.9B AUM 20.5% 1-Year Est. Return
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.