We are live on ! Find out more
Mariner

Mariner Portfolio holdings

AUM $85.7B
1-Year Est. Return 24.21%
This Fund
S&P 500
This Quarter Est. Return
+9.26%
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
$77.4B
AUM Growth
+$8.11B
Cap. Flow
+$3.32B
Cap. Flow %
4.29%
Top 10 Hldgs %
28.04%
Holding
3,806
New
339
Increased
1,836
Reduced
1,278
Closed
264

Top Buys

Rank Stock Value
1
USD icon
ProShares Ultra Semiconductors
USD
+$770M
2
NVDA icon
NVIDIA
NVDA
+$373M
3
META icon
Meta Platforms (Facebook)
META
+$179M
4
TDY icon
Teledyne Technologies
TDY
+$167M
5
AAPL icon
Apple
AAPL
+$155M

Top Sells

Rank Stock Value
1
TTWO icon
Take-Two Interactive
TTWO
+$189M
2
LULU icon
lululemon athletica
LULU
+$80.3M
3
SHV icon
iShares 0-1 Year Treasury Bond ETF
SHV
+$79.8M
4
ACGL icon
Arch Capital
ACGL
+$42.3M
5
AMD icon
Advanced Micro Devices
AMD
+$38.4M

Sector Composition

Rank Sector Weight
1 Technology 22.54%
2 Financials 7.9%
3 Consumer Discretionary 5.38%
4 Communication Services 4.83%
5 Healthcare 4.73%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CSX icon
476
CSX Corp
CSX
$98.6B
$16M 0.02%
449,863
+3,711
+0.8% +$127K
DELL icon
477
Dell
DELL
$283B
$16M 0.02%
112,659
+13,175
+13% +$1.71M
VGK icon
478
Vanguard FTSE Europe ETF
VGK
$30B
$16M 0.02%
200,142
+21,998
+12% +$1.72M
ALB icon
479
Albemarle
ALB
$13.5B
$16M 0.02%
196,800
-132,118
-40% -$10.2M
DIHP icon
480
Dimensional International High Profitability ETF
DIHP
$6.18B
$15.9M 0.02%
524,715
+146,661
+39% +$4.37M
IGIB icon
481
iShares 5-10 Year Investment Grade Corporate Bond ETF
IGIB
$18.3B
$15.9M 0.02%
294,816
+3,240
+1% +$173K
FLOT icon
482
iShares Floating Rate Bond ETF
FLOT
$10.1B
$15.8M 0.02%
309,246
+5,406
+2% +$276K
PEG icon
483
Public Service Enterprise Group
PEG
$39.8B
$15.8M 0.02%
188,785
-3,970
-2% -$333K
CBOE icon
484
Cboe Global Markets
CBOE
$29.8B
$15.7M 0.02%
63,959
+5,420
+9% +$1.3M
FTNT icon
485
Fortinet
FTNT
$112B
$15.7M 0.02%
186,495
-54,294
-23% -$4.84M
COR icon
486
Cencora
COR
$60.3B
$15.6M 0.02%
49,965
-8,009
-14% -$2.36M
TGT icon
487
Target
TGT
$62.1B
$15.5M 0.02%
172,602
-17,777
-9% -$1.75M
GBTC icon
488
Grayscale Bitcoin Trust
GBTC
$9.64B
$15.4M 0.02%
171,119
+1,843
+1% +$166K
FPE icon
489
First Trust Preferred Securities and Income ETF
FPE
$6.3B
$15.2M 0.02%
832,528
+50,864
+7% +$918K
MDYG icon
490
State Street SPDR S&P 400 Mid Cap Growth ETF
MDYG
$2.82B
$15.1M 0.02%
165,137
+12,909
+8% +$1.16M
SJNK icon
491
State Street SPDR Bloomberg Short Term High Yield Bond ETF
SJNK
$4.89B
$15.1M 0.02%
589,506
-249,304
-30% -$6.34M
ENB icon
492
Enbridge
ENB
$124B
$15.1M 0.02%
298,948
+16,227
+6% +$764K
TEL icon
493
TE Connectivity
TEL
$58.8B
$15M 0.02%
68,418
+33,656
+97% +$6.74M
LHX icon
494
L3Harris
LHX
$55.9B
$14.9M 0.02%
48,820
+2,999
+7% +$820K
GWRE icon
495
Guidewire Software
GWRE
$11.5B
$14.8M 0.02%
64,462
+5,976
+10% +$1.36M
AON icon
496
Aon
AON
$77.3B
$14.8M 0.02%
41,520
+814
+2% +$294K
SPIB icon
497
State Street SPDR Portfolio Intermediate Term Corporate Bond ETF
SPIB
$11.5B
$14.8M 0.02%
436,062
+20,786
+5% +$699K
THRO
498
iShares U.S. Thematic Rotation Active ETF
THRO
$6.38B
$14.7M 0.02%
389,560
+26,133
+7% +$957K
FITB
499
Fifth Third Bancorp
FITB
$52B
$14.7M 0.02%
330,618
-8,669
-3% -$380K
USFR icon
500
WisdomTree Floating Rate Treasury Fund
USFR
$18.1B
$14.7M 0.02%
292,986
+4,803
+2% +$242K
18 19
20
21 22

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 Q3 2025 Portfolio in Review

As of Q3 2025, Mariner held 3,806 positions worth $77.4B, up 12% from $69.3B the previous quarter. Its ten largest holdings account for 28% of the portfolio.

Mariner deployed $3.32B of net new capital in Q3 2025, opening 339 new positions and adding to 1,836 existing holdings. Its largest new stake was ProShares Ultra Semiconductors: 17,808,292 shares worth $8.97M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 21% a quarter earlier, followed by Financials and Consumer Discretionary.

On the sell side, the largest reduction was Take-Two Interactive, an estimated $189M trimmed.

  • Mariner's largest Q3 2025 buy was ProShares Ultra Semiconductors: 17,808,292 shares worth $8.97M.
  • Mariner added most to NVIDIA in Q3 2025, an estimated $373M increase.
  • Mariner's biggest Q3 2025 reduction was Take-Two Interactive, cutting an estimated $189M.
  • Mariner fully exited Hess in Q3 2025, selling an estimated $5.21M.
  • Mariner's ten largest holdings make up 28% of its $77.4B portfolio in Q3 2025.
  • Mariner opened 339 new positions and closed 264 in Q3 2025.
  • Mariner's portfolio value rose 12% quarter-over-quarter to $77.4B.

Based on Mariner's 13F filing for Q3 2025, filed 14 Nov 2025.