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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 | |
|---|---|---|---|---|---|---|
|
PSQO
401
Palmer Square Credit Opportunities ETF
PSQO
$270M
| $25.7M | 0.03% |
1,253,784
+375,085
| +43% | +$7.75M |
|
402
iShares Semiconductor ETF
SOXX
$46.9B
| $25.6M | 0.03% |
77,891
+9,513
| +14% | +$3.25M |
|
403
M&T Bank
MTB
$36.2B
| $25.5M | 0.03% |
123,499
+100,404
| +435% | +$21.6M |
|
404
AutoZone
AZO
$48.8B
| $25.5M | 0.03% |
7,546
-58
| -0.8% | -$208K |
|
405
State Street Financial Select Sector SPDR ETF
XLF
$55.4B
| $25.4M | 0.03% |
515,335
+8,539
| +2% | +$445K |
|
406
Ulta Beauty
ULTA
$20.8B
| $25.4M | 0.03% |
48,557
+12,860
| +36% | +$8.18M |
|
407
Northern Trust
NTRS
$33.2B
| $25.1M | 0.03% |
180,078
+58,589
| +48% | +$8.43M |
|
408
Fidelity High Dividend ETF
FDVV
$10.1B
| $25.1M | 0.03% |
454,410
+37,392
| +9% | +$2.15M |
|
409
JPMorgan Active Growth ETF
JGRO
$9.7B
| $25M | 0.03% |
296,242
-30,499
| -9% | -$2.72M |
|
410
Aon
AON
$75.7B
| $25M | 0.03% |
77,401
+28,784
| +59% | +$9.57M |
|
411
Oneok
OKE
$57.9B
| $25M | 0.03% |
276,157
-84,903
| -24% | -$6.99M |
|
412
State Street SPDR S&P Global Infrastructure ETF
GII
$935M
| $24.7M | 0.03% |
324,868
+1,582
| +0.5% | +$118K |
|
413
Ciena
CIEN
$57.6B
| $24.6M | 0.03% |
63,434
-6,837
| -10% | -$2.09M |
|
414
iShares US Technology ETF
IYW
$24.6B
| $24.5M | 0.03% |
135,395
-6,927
| -5% | -$1.34M |
|
415
Cooper Companies
COO
$13.7B
| $24.5M | 0.03% |
343,188
+119,828
| +54% | +$9.48M |
|
416
iShares iBonds Dec 2026 Term Corporate ETF
IBDR
$3.46B
| $24.5M | 0.03% |
1,012,174
+29,317
| +3% | +$710K |
|
417
Comcast
CMCSA
$84.8B
| $24.3M | 0.03% |
847,957
+5,662
| +0.7% | +$169K |
|
418
iShares ESG Optimized MSCI USA ETF
SUSA
$4.03B
| $24.3M | 0.03% |
183,905
+3,833
| +2% | +$531K |
|
419
Motorola Solutions
MSI
$67.2B
| $24.2M | 0.03% |
55,820
+8,028
| +17% | +$3.48M |
|
420
Dow Inc
DOW
$22.6B
| $24.1M | 0.03% |
579,404
+500,076
| +630% | +$15.9M |
|
421
CVS Health
CVS
$140B
| $23.9M | 0.03% |
332,710
-16,313
| -5% | -$1.26M |
|
422
Northrop Grumman
NOC
$75.2B
| $23.8M | 0.03% |
34,877
-8,931
| -20% | -$6.17M |
|
423
Invesco S&P 500 Momentum ETF
SPMO
$21.7B
| $23.7M | 0.03% |
211,168
-55,364
| -21% | -$6.54M |
|
424
Woodward
WWD
$24.2B
| $23.6M | 0.03% |
65,981
+13,918
| +27% | +$5.01M |
|
425
Citizens Financial Group
CFG
$30.5B
| $23.5M | 0.03% |
391,348
+87,657
| +29% | +$5.39M |
|
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.