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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
+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
(+8.5%)
Cap. Flow
+$5.06B
Cap. Flow
% of AUM
6.03%
Top 10 Holdings %
Top 10 Hldgs %
28.85%
Holding
3,865
New
323
Increased
1,970
Reduced
1,148
Closed
341
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$808M |
| 2 |
Microsoft
MSFT
|
+$249M |
| 3 |
Apple
AAPL
|
+$229M |
| 4 |
iShares Core S&P 500 ETF
IVV
|
+$196M |
| 5 |
iShares Core US Aggregate Bond ETF
AGG
|
+$125M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
ProShares Ultra Semiconductors
USD
|
+$158M |
| 2 |
Williams Companies
WMB
|
+$138M |
| 3 |
JPMorgan Chase
JPM
|
+$85.4M |
| 4 |
iShares MSCI Emerging Markets ETF
EEM
|
+$45.7M |
| 5 |
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 | |
|---|---|---|---|---|---|---|
2126
Strategic Education
STRA
$1.78B
| $781K | ﹤0.01% |
9,716
+3,555
| +58% | +$284K |
|
2127
Tandem Diabetes Care
TNDM
$1.18B
| $781K | ﹤0.01% |
35,529
+10,726
| +43% | +$194K |
|
2128
Open Text
OTEX
$5.73B
| $778K | ﹤0.01% |
23,873
+1,868
| +8% | +$66.6K |
|
|
XOVR
2129
EntrepreneurShares Series Trust ERShares Private-Public Crossover ETF
XOVR
$1.79B
| $778K | ﹤0.01% |
38,621
+3,194
| +9% | +$65.5K |
|
2130
VanEck Inflation Allocation ETF
RAAX
$1.13B
| $777K | ﹤0.01% |
22,251
+1,782
| +9% | +$62.5K |
|
|
FIG
2131
Figma
FIG
$12.1B
| $776K | ﹤0.01% |
20,770
+15,615
| +303% | +$706K |
|
2132
Nuveen ESG US Aggregate Bond ETF
NUBD
$465M
| $776K | ﹤0.01% |
34,713
+579
| +2% | +$13K |
|
2133
Trustmark
TRMK
$2.71B
| $775K | ﹤0.01% |
19,882
+1,210
| +6% | +$47.1K |
|
2134
WisdomTree US LargeCap Fund
EPS
$1.57B
| $773K | ﹤0.01% |
+10,915
| New | +$763K |
|
|
LINE
2135
Lineage Inc
LINE
$9.69B
| $770K | ﹤0.01% |
21,972
+9,971
| +83% | +$369K |
|
2136
AZZ Inc
AZZ
$4.47B
| $766K | ﹤0.01% |
7,157
+267
| +4% | +$27.7K |
|
2137
Zillow
ZG
$7.32B
| $764K | ﹤0.01% |
11,188
+422
| +4% | +$29.7K |
|
2138
NiSource
NI
$22B
| $763K | ﹤0.01% |
18,305
+9,379
| +105% | +$401K |
|
2139
Freshpet
FRPT
$2.92B
| $763K | ﹤0.01% |
12,559
-1,216
| -9% | -$69K |
|
2140
John Hancock Multifactor Large Cap ETF
JHML
$1.16B
| $762K | ﹤0.01% |
9,541
| – | – |
|
2141
Arcutis Biotherapeutics
ARQT
$3.48B
| $762K | ﹤0.01% |
26,271
+10,805
| +70% | +$277K |
|
2142
Invesco Quality Municipal Securities
IQI
$526M
| $761K | ﹤0.01% |
76,415
+26,500
| +53% | +$265K |
|
2143
TG Therapeutics
TGTX
$8.53B
| $759K | ﹤0.01% |
25,469
-23
| -0.1% | -$751 |
|
2144
iShares MSCI Austria ETF
EWO
$174M
| $759K | ﹤0.01% |
21,397
-22,631
| -51% | -$733K |
|
2145
Scorpio Tankers
STNG
$3.9B
| $758K | ﹤0.01% |
14,921
+1,595
| +12% | +$91K |
|
2146
Highwoods Properties
HIW
$3.73B
| $757K | ﹤0.01% |
29,330
+7,583
| +35% | +$214K |
|
2147
iShares MSCI Italy ETF
EWI
$998M
| $756K | ﹤0.01% |
13,919
-13,362
| -49% | -$702K |
|
2148
ESCO Technologies
ESE
$8.4B
| $756K | ﹤0.01% |
3,870
-443
| -10% | -$93.4K |
|
2149
AES
AES
$10.6B
| $756K | ﹤0.01% |
52,720
-10,332
| -16% | -$146K |
|
2150
OneSpan
OSPN
$562M
| $755K | ﹤0.01% |
58,815
-4,826
| -8% | -$65.5K |
|
Similar funds
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.