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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
(+12%)
Cap. Flow
+$3.32B
Cap. Flow
% of AUM
4.29%
Top 10 Holdings %
Top 10 Hldgs %
28.04%
Holding
3,806
New
339
Increased
1,836
Reduced
1,278
Closed
264
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
ProShares Ultra Semiconductors
USD
|
+$770M |
| 2 |
NVIDIA
NVDA
|
+$373M |
| 3 |
Meta Platforms (Facebook)
META
|
+$179M |
| 4 |
Teledyne Technologies
TDY
|
+$167M |
| 5 |
Apple
AAPL
|
+$155M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Take-Two Interactive
TTWO
|
+$189M |
| 2 |
lululemon athletica
LULU
|
+$80.3M |
| 3 |
iShares 0-1 Year Treasury Bond ETF
SHV
|
+$79.8M |
| 4 |
Arch Capital
ACGL
|
+$42.3M |
| 5 |
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 | |
|---|---|---|---|---|---|---|
901
Vanguard FTSE All-World ex-US Small-Cap Index Fund
VSS
$11.2B
| $5.32M | 0.01% |
37,299
+1,927
| +5% | +$267K |
|
902
Graco
GGG
$12.9B
| $5.31M | 0.01% |
62,543
-7,491
| -11% | -$641K |
|
903
Halozyme
HALO
$9.72B
| $5.29M | 0.01% |
72,163
+8,079
| +13% | +$537K |
|
904
Freedom 100 Emerging Markets ETF
FRDM
$3.23B
| $5.29M | 0.01% |
119,440
-43,865
| -27% | -$1.84M |
|
|
IBTF
905
DELISTED
iShares iBonds Dec 2025 Term Treasury ETF
IBTF
| $5.28M | 0.01% |
226,003
+22,972
| +11% | +$536K |
|
906
iShares Currency Hedged MSCI ACWI ex US ETF
HAWX
$343M
| $5.24M | 0.01% |
138,635
-431
| -0.3% | -$15.6K |
|
907
Vanguard Ultra-Short Bond ETF
VUSB
$8.93B
| $5.24M | 0.01% |
104,829
+6,971
| +7% | +$347K |
|
908
SLB Ltd
SLB
$77.8B
| $5.2M | 0.01% |
151,169
-34,641
| -19% | -$1.21M |
|
|
ETH
909
Grayscale Ethereum Staking Mini ETF Shares
ETH
$1.7B
| $5.17M | 0.01% |
132,023
+50,847
| +63% | +$1.88M |
|
910
Wabtec
WAB
$51.1B
| $5.17M | 0.01% |
25,802
+3,640
| +16% | +$718K |
|
911
Toronto Dominion Bank
TD
$198B
| $5.17M | 0.01% |
64,682
+9,191
| +17% | +$690K |
|
912
State Street SPDR Portfolio High Yield Bond ETF
SPHY
$11.4B
| $5.17M | 0.01% |
215,751
-7,835
| -4% | -$186K |
|
913
iShares US Medical Devices ETF
IHI
$3.02B
| $5.16M | 0.01% |
85,828
-1,030
| -1% | -$63K |
|
914
Planet Fitness
PLNT
$4.23B
| $5.14M | 0.01% |
49,523
-17,763
| -26% | -$1.89M |
|
915
Reaves Utility Income Fund
UTG
$3.69B
| $5.12M | 0.01% |
129,280
+328
| +0.3% | +$12.4K |
|
916
JB Hunt Transport Services
JBHT
$27.1B
| $5.11M | 0.01% |
38,117
+21,823
| +134% | +$3.14M |
|
917
Franklin Dynamic Municipal Bond ETF
FLMI
$2.27B
| $5.11M | 0.01% |
206,147
+17,062
| +9% | +$414K |
|
918
Nutanix
NTNX
$14.9B
| $5.1M | 0.01% |
68,601
+29,859
| +77% | +$2.19M |
|
919
Global X Defense Tech ETF
SHLD
$7.07B
| $5.1M | 0.01% |
72,627
+50,873
| +234% | +$3.19M |
|
920
Kenvue
KVUE
$37B
| $5.09M | 0.01% |
313,621
+21,333
| +7% | +$435K |
|
921
Deckers Outdoor
DECK
$13.3B
| $5.09M | 0.01% |
50,209
+3,261
| +7% | +$356K |
|
922
Aptiv
APTV
$12B
| $5.09M | 0.01% |
59,005
+17,464
| +42% | +$1.32M |
|
923
State Street SPDR S&P Aerospace & Defense ETF
XAR
$6.07B
| $5.08M | 0.01% |
21,615
+221
| +1% | +$48.2K |
|
924
VictoryShares Free Cash Flow ETF
VFLO
$8.44B
| $5.04M | 0.01% |
134,320
-1,441
| -1% | -$52.3K |
|
925
John Hancock Multifactor Mid Cap ETF
JHMM
$5.89B
| $5.02M | 0.01% |
77,565
-615
| -0.8% | -$38.9K |
|
Similar funds
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.