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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 | |
|---|---|---|---|---|---|---|
126
iShares Preferred and Income Securities ETF
PFF
$13.2B
| $118M | 0.15% |
3,733,130
+60,980
| +2% | +$1.92M |
|
127
Booking.com
BKNG
$138B
| $116M | 0.15% |
537,975
+22,575
| +4% | +$5.04M |
|
128
iShares MSCI USA Min Vol Factor ETF
USMV
$23.2B
| $116M | 0.15% |
1,216,943
+11,755
| +1% | +$1.1M |
|
129
State Street SPDR Portfolio S&P 500 Value ETF
SPYV
$36.1B
| $112M | 0.14% |
2,020,000
+86,061
| +4% | +$4.63M |
|
130
Uber
UBER
$134B
| $112M | 0.14% |
1,139,934
+179,164
| +19% | +$16.8M |
|
131
Janus Henderson AAA CLO ETF
JAAA
$29.1B
| $110M | 0.14% |
2,174,728
+248,509
| +13% | +$12.6M |
|
132
Schwab US Broad Market ETF
SCHB
$42.8B
| $110M | 0.14% |
4,289,929
+72,719
| +2% | +$1.8M |
|
133
iShares MSCI USA Quality Factor ETF
QUAL
$45.8B
| $107M | 0.14% |
551,883
-3,499
| -0.6% | -$656K |
|
134
Marathon Petroleum
MPC
$90.3B
| $106M | 0.14% |
548,397
-28,540
| -5% | -$5.02M |
|
135
Expedia Group
EXPE
$31.2B
| $106M | 0.14% |
494,154
+202,122
| +69% | +$40.6M |
|
|
136
Advanced Micro Devices
AMD
$851B
| $106M | 0.14% |
652,818
-237,815
| -27% | -$38.4M |
|
137
Invesco NASDAQ 100 ETF
QQQM
$95.1B
| $105M | 0.14% |
425,348
+20,755
| +5% | +$4.89M |
|
138
iShares Gold Trust
IAU
$63B
| $104M | 0.13% |
1,429,095
+60,666
| +4% | +$3.96M |
|
139
iShares Russell 1000 Value ETF
IWD
$82B
| $102M | 0.13% |
500,078
-2,760
| -0.5% | -$549K |
|
140
Vanguard Mid-Cap Value ETF
VOE
$23.7B
| $102M | 0.13% |
582,615
-5,321
| -0.9% | -$905K |
|
141
GE Aerospace
GE
$367B
| $99.5M | 0.13% |
330,770
+31,310
| +10% | +$8.56M |
|
142
iShares Global Infrastructure ETF
IGF
$11B
| $98.6M | 0.13% |
1,613,546
+103,971
| +7% | +$6.24M |
|
143
Vanguard Total World Stock ETF
VT
$76.3B
| $97.3M | 0.13% |
706,115
+31,551
| +5% | +$4.19M |
|
144
Vanguard Small-Cap Value ETF
VBR
$37.1B
| $96.1M | 0.12% |
460,317
+8,060
| +2% | +$1.65M |
|
145
Salesforce
CRM
$134B
| $93.4M | 0.12% |
394,136
-78,558
| -17% | -$19.8M |
|
146
Qualcomm
QCOM
$176B
| $91.9M | 0.12% |
552,333
+24,048
| +5% | +$3.81M |
|
147
American Tower
AMT
$77.7B
| $91.1M | 0.12% |
473,470
+73,928
| +19% | +$15.4M |
|
148
iShares Short-Term National Muni Bond ETF
SUB
$11.3B
| $89.5M | 0.12% |
837,819
+19,315
| +2% | +$2.06M |
|
149
iShares Treasury Floating Rate Bond ETF
TFLO
$6.56B
| $88.1M | 0.11% |
1,742,187
+32,589
| +2% | +$1.65M |
|
150
McKesson
MCK
$98.5B
| $88.1M | 0.11% |
113,997
+30,932
| +37% | +$21.8M |
|
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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.