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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 | |
|---|---|---|---|---|---|---|
2376
FT Vest US Equity Deep Buffer ETF May
DMAY
$372M
| $582K | ﹤0.01% |
12,961
-1,443
| -10% | -$65.4K |
|
|
TOPT
2377
iShares Top 20 U.S. Stocks ETF
TOPT
$662M
| $581K | ﹤0.01% |
+20,303
| New | +$612K |
|
2378
ProShares Bitcoin Strategy ETF
BITO
$1.4B
| $580K | ﹤0.01% |
62,332
-6,534
| -9% | -$69K |
|
2379
Progyny
PGNY
$2.44B
| $579K | ﹤0.01% |
34,120
+21,499
| +170% | +$461K |
|
2380
Vista Energy
VIST
$7.75B
| $579K | ﹤0.01% |
7,676
-59
| -0.8% | -$3.44K |
|
2381
Samsara
IOT
$19.3B
| $579K | ﹤0.01% |
18,270
-121,635
| -87% | -$3.72M |
|
|
FFIC
2382
DELISTED
Flushing Financial
FFIC
| $579K | ﹤0.01% |
37,679
+13,453
| +56% | +$210K |
|
2383
Flywire
FLYW
$1.96B
| $579K | ﹤0.01% |
49,714
+17,574
| +55% | +$221K |
|
2384
FT Vest US Equity Buffer ETF March
FMAR
$1.12B
| $579K | ﹤0.01% |
11,932
-629
| -5% | -$30.1K |
|
2385
Teekay Tankers
TNK
$2.63B
| $578K | ﹤0.01% |
7,886
+600
| +8% | +$40.2K |
|
2386
iShares S&P GSCI Commodity-Indexed Trust
GSG
$1.02B
| $576K | ﹤0.01% |
17,864
-4,401
| -20% | -$118K |
|
2387
iShares USD Green Bond ETF
BGRN
$497M
| $575K | ﹤0.01% |
+12,104
| New | +$580K |
|
2388
iShares MSCI Poland ETF
EPOL
$669M
| $574K | ﹤0.01% |
15,752
+80
| +0.5% | +$2.93K |
|
2389
Camden National
CAC
$924M
| $573K | ﹤0.01% |
+12,081
| New | +$566K |
|
2390
HCM Defender 100 Index ETF
QQH
$709M
| $572K | ﹤0.01% |
8,186
+1,381
| +20% | +$104K |
|
2391
LiveRamp
RAMP
$2.29B
| $571K | ﹤0.01% |
21,522
+302
| +1% | +$7.91K |
|
2392
Horizon Bancorp
HBNC
$1.03B
| $571K | ﹤0.01% |
34,442
+53
| +0.2% | +$908 |
|
|
INCE
2393
Franklin Income Equity Focus ETF
INCE
$132M
| $570K | ﹤0.01% |
8,823
-232
| -3% | -$15K |
|
|
OS
2394
DELISTED
OneStream Inc
OS
| $570K | ﹤0.01% |
+23,767
| New | +$557K |
|
2395
iShares MSCI Spain ETF
EWP
$1.98B
| $569K | ﹤0.01% |
10,480
-831
| -7% | -$45.7K |
|
2396
Brookfield Renewable
BEP
$10B
| $569K | ﹤0.01% |
17,437
+1,040
| +6% | +$31.4K |
|
2397
First Capital
FCAP
$203M
| $568K | ﹤0.01% |
11,445
+65
| +0.6% | +$3.36K |
|
|
ZAP
2398
Global X U.S. Electrification ETF
ZAP
$473M
| $567K | ﹤0.01% |
17,629
+7,417
| +73% | +$234K |
|
2399
State Street SPDR S&P International Small Cap ETF
GWX
$861M
| $566K | ﹤0.01% |
13,406
+2
| +0% | +$87 |
|
|
FTCA
2400
Franklin California Municipal Income ETF
FTCA
$608M
| $566K | ﹤0.01% |
77,739
+1,459
| +2% | +$10.7K |
|
Similar funds
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.