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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
-0.96%
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
$85.7B
AUM Growth
+$1.66B
(+2%)
Cap. Flow
+$4.07B
Cap. Flow
% of AUM
4.75%
Top 10 Holdings %
Top 10 Hldgs %
27.24%
Holding
3,909
New
385
Increased
1,802
Reduced
1,276
Closed
364
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apollo Global Management
APO
|
+$274M |
| 2 |
iShares 3-7 Year Treasury Bond ETF
IEI
|
+$184M |
| 3 |
Microsoft
MSFT
|
+$172M |
| 4 |
Vanguard FTSE Developed Markets ETF
VEA
|
+$170M |
| 5 |
iShares Core US Aggregate Bond ETF
AGG
|
+$169M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
iShares 7-10 Year Treasury Bond ETF
IEF
|
+$179M |
| 2 |
T-Mobile US
TMUS
|
+$162M |
| 3 |
ProShares Ultra Semiconductors
USD
|
+$135M |
| 4 |
ServiceNow
NOW
|
+$128M |
| 5 |
Abbott
ABT
|
+$126M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 21.37% |
| 2 | Financials | 7.66% |
| 3 | Healthcare | 5.22% |
| 4 | Consumer Discretionary | 5.2% |
| 5 | Industrials | 4.64% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1
NVIDIA
NVDA
$5.02T
| $4.57B | 5.33% |
26,182,385
+697,325
| +3% | +$128M |
|
2
Apple
AAPL
$4.81T
| $4.49B | 5.24% |
17,695,216
+426,988
| +2% | +$111M |
|
3
iShares Core S&P 500 ETF
IVV
$887B
| $3.57B | 4.17% |
5,473,014
+44,017
| +0.8% | +$30.1M |
|
|
4
Vanguard FTSE Developed Markets ETF
VEA
$228B
| $2.28B | 2.66% |
35,566,989
+2,569,595
| +8% | +$170M |
|
|
5
Microsoft
MSFT
$2.95T
| $2.14B | 2.5% |
5,786,681
+412,037
| +8% | +$172M |
|
6
Amazon
AMZN
$2.66T
| $1.39B | 1.62% |
6,681,607
+416,700
| +7% | +$91.7M |
|
|
7
iShares Core US Aggregate Bond ETF
AGG
$138B
| $1.36B | 1.59% |
13,748,217
+1,687,584
| +14% | +$169M |
|
8
Alphabet (Google) Class A
GOOGL
$4.24T
| $1.34B | 1.57% |
4,672,155
+252,330
| +6% | +$79.3M |
|
9
Broadcom
AVGO
$1.84T
| $1.1B | 1.28% |
3,543,657
-323,362
| -8% | -$106M |
|
10
iShares Core S&P Mid-Cap ETF
IJH
$123B
| $1.09B | 1.27% |
16,112,547
+1,070,257
| +7% | +$74.2M |
|
11
Vanguard Value ETF
VTV
$187B
| $993M | 1.16% |
5,060,711
+5,332
| +0.1% | +$1.07M |
|
12
State Street SPDR S&P 500 ETF Trust
SPY
$787B
| $979M | 1.14% |
1,507,932
-1,240
| -0.1% | -$843K |
|
13
JPMorgan Chase
JPM
$918B
| $908M | 1.06% |
3,085,976
+57,338
| +2% | +$17.4M |
|
14
iShares Core MSCI EAFE ETF
IEFA
$187B
| $882M | 1.03% |
9,746,939
+20,179
| +0.2% | +$1.88M |
|
15
iShares Core Universal USD Bond ETF
IUSB
$42.8B
| $875M | 1.02% |
18,948,193
+2,827,907
| +18% | +$132M |
|
16
Vanguard Growth ETF
VUG
$223B
| $829M | 0.97% |
11,389,170
+395,010
| +4% | +$30.7M |
|
17
Meta Platforms (Facebook)
META
$1.63T
| $814M | 0.95% |
1,423,014
-44,603
| -3% | -$28.6M |
|
18
Vanguard FTSE Emerging Markets ETF
VWO
$121B
| $758M | 0.88% |
14,027,303
+983,949
| +8% | +$55.1M |
|
|
19
Alphabet (Google) Class C
GOOG
$4.22T
| $738M | 0.86% |
2,572,127
+182,911
| +8% | +$57.5M |
|
20
Tesla
TSLA
$1.42T
| $698M | 0.82% |
1,878,272
+52,914
| +3% | +$21.8M |
|
21
Invesco QQQ Trust
QQQ
$471B
| $644M | 0.75% |
1,115,794
+31,294
| +3% | +$19M |
|
22
Eli Lilly
LLY
$1.05T
| $638M | 0.74% |
693,861
+29,882
| +5% | +$30.3M |
|
23
Vanguard Mid-Cap ETF
VO
$106B
| $613M | 0.72% |
8,535,724
+509,300
| +6% | +$37.8M |
|
24
Walmart Inc
WMT
$878B
| $610M | 0.71% |
4,909,217
+224,202
| +5% | +$27.5M |
|
25
iShares Core MSCI Emerging Markets ETF
IEMG
$154B
| $606M | 0.71% |
8,698,552
+360,376
| +4% | +$26M |
|
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Mariner's Q1 2026 Portfolio in Review
As of Q1 2026, Mariner held 3,909 positions worth $85.7B, up 2% from $84B the previous quarter. Its ten largest holdings account for 27% of the portfolio.
Mariner deployed $4.07B of net new capital in Q1 2026, opening 385 new positions and adding to 1,802 existing holdings. Its largest new stake was BNY Mellon Dynamic Value ETF: 960,263 shares worth $28.5M.
By sector, the portfolio is most concentrated in Technology at 21% of assets, down from 23% a quarter earlier, followed by Financials and Healthcare.
On the sell side, the largest reduction was iShares 7-10 Year Treasury Bond ETF, an estimated $179M trimmed.
- Mariner's largest Q1 2026 buy was BNY Mellon Dynamic Value ETF: 960,263 shares worth $28.5M.
- Mariner added most to Apollo Global Management in Q1 2026, an estimated $274M increase.
- Mariner's biggest Q1 2026 reduction was iShares 7-10 Year Treasury Bond ETF, cutting an estimated $179M.
- Mariner fully exited Exact Sciences in Q1 2026, selling an estimated $11.1M.
- Mariner's ten largest holdings make up 27% of its $85.7B portfolio in Q1 2026.
- Mariner opened 385 new positions and closed 364 in Q1 2026.
- Mariner's portfolio value rose 2% quarter-over-quarter to $85.7B.
Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.