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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 | |
|---|---|---|---|---|---|---|
|
1
NVIDIA
NVDA
$5.02T
| $4.75B | 5.66% |
25,485,060
+4,339,343
| +21% | +$808M |
|
|
2
Apple
AAPL
$4.81T
| $4.69B | 5.59% |
17,268,228
+853,890
| +5% | +$229M |
|
|
3
iShares Core S&P 500 ETF
IVV
$887B
| $3.72B | 4.43% |
5,428,997
+288,310
| +6% | +$196M |
|
|
4
Microsoft
MSFT
$2.95T
| $2.6B | 3.1% |
5,374,644
+496,446
| +10% | +$249M |
|
5
Vanguard FTSE Developed Markets ETF
VEA
$228B
| $2.06B | 2.45% |
32,997,394
+1,260,779
| +4% | +$77.2M |
|
6
Amazon
AMZN
$2.66T
| $1.45B | 1.72% |
6,264,907
+445,641
| +8% | +$102M |
|
7
Alphabet (Google) Class A
GOOGL
$4.24T
| $1.38B | 1.65% |
4,419,825
+221,309
| +5% | +$63.2M |
|
8
Broadcom
AVGO
$1.84T
| $1.34B | 1.59% |
3,867,019
-15,351
| -0.4% | -$5.49M |
|
|
9
iShares Core US Aggregate Bond ETF
AGG
$138B
| $1.2B | 1.43% |
12,060,633
+1,244,206
| +12% | +$125M |
|
10
State Street SPDR S&P 500 ETF Trust
SPY
$787B
| $1.03B | 1.23% |
1,509,172
+81,243
| +6% | +$54.9M |
|
11
iShares Core S&P Mid-Cap ETF
IJH
$123B
| $993M | 1.18% |
15,042,290
+685,469
| +5% | +$44.9M |
|
|
12
JPMorgan Chase
JPM
$918B
| $976M | 1.16% |
3,028,638
-275,906
| -8% | -$85.4M |
|
13
Meta Platforms (Facebook)
META
$1.63T
| $969M | 1.15% |
1,467,617
+98,170
| +7% | +$65.6M |
|
14
Vanguard Value ETF
VTV
$187B
| $966M | 1.15% |
5,055,379
+335,023
| +7% | +$63M |
|
15
Vanguard Growth ETF
VUG
$223B
| $894M | 1.06% |
10,994,160
+260,088
| +2% | +$21.1M |
|
16
iShares Core MSCI EAFE ETF
IEFA
$187B
| $870M | 1.04% |
9,726,760
+475,010
| +5% | +$42M |
|
17
Tesla
TSLA
$1.42T
| $821M | 0.98% |
1,825,358
+76,420
| +4% | +$33.9M |
|
18
iShares Core Universal USD Bond ETF
IUSB
$42.8B
| $750M | 0.89% |
16,120,286
+2,115,404
| +15% | +$98.9M |
|
|
19
Alphabet (Google) Class C
GOOG
$4.22T
| $750M | 0.89% |
2,389,216
+108,890
| +5% | +$31.2M |
|
20
Eli Lilly
LLY
$1.05T
| $714M | 0.85% |
663,979
+18,502
| +3% | +$17.7M |
|
21
Vanguard FTSE Emerging Markets ETF
VWO
$121B
| $701M | 0.83% |
13,043,354
-73,809
| -0.6% | -$4.01M |
|
22
Invesco QQQ Trust
QQQ
$471B
| $666M | 0.79% |
1,084,500
+27,560
| +3% | +$16.9M |
|
23
Schwab US Large-Cap Growth ETF
SCHG
$60B
| $655M | 0.78% |
20,078,592
+2,229,203
| +12% | +$72.5M |
|
24
Berkshire Hathaway Class B
BRK.B
$1.06T
| $611M | 0.73% |
1,216,150
+83,245
| +7% | +$41.4M |
|
25
Vanguard Total Stock Market ETF
VTI
$662B
| $600M | 0.71% |
1,788,055
-9,817
| -0.5% | -$3.27M |
|
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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.