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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 | |
|---|---|---|---|---|---|---|
3301
Marathon Digital Holdings
MARA
$4.73B
| $112K | ﹤0.01% |
13,751
-4,042
| -23% | -$36.6K |
|
3302
MiMedx Group
MDXG
$621M
| $112K | ﹤0.01% |
28,342
+15,808
| +126% | +$79.6K |
|
3303
Payoneer
PAYO
$2.41B
| $112K | ﹤0.01% |
23,173
-11,047
| -32% | -$58.3K |
|
3304
TaskUs
TASK
$536M
| $111K | ﹤0.01% |
+16,615
| New | +$176K |
|
|
AWF
3305
AllianceBernstein Global High Income Fund
AWF
$874M
| $111K | ﹤0.01% |
11,233
-799
| -7% | -$8.35K |
|
|
CMRC
3306
Commerce.com Inc Series 1
CMRC
$224M
| $111K | ﹤0.01% |
41,661
+16,892
| +68% | +$52.5K |
|
3307
Nano X Imaging
NNOX
$68.1M
| $111K | ﹤0.01% |
48,738
+27,913
| +134% | +$73.4K |
|
3308
Invesco Pennsylvania Value Municipal Income Trust
VPV
$195M
| $110K | ﹤0.01% |
10,411
+102
| +1% | +$1.09K |
|
|
CXE
3309
DELISTED
MFS High Income Municipal Trust
CXE
| $110K | ﹤0.01% |
29,608
+420
| +1% | +$1.59K |
|
|
PML
3310
PIMCO Municipal Income Fund II
PML
$491M
| $109K | ﹤0.01% |
14,453
-974
| -6% | -$7.47K |
|
3311
Acco Brands
ACCO
$375M
| $109K | ﹤0.01% |
36,431
-9,744
| -21% | -$36.7K |
|
3312
Banco Bradesco
BBDO
$34.4B
| $109K | ﹤0.01% |
33,131
+3,255
| +11% | +$11K |
|
3313
Ocular Therapeutix
OCUL
$1.88B
| $108K | ﹤0.01% |
+12,782
| New | +$122K |
|
3314
Paysafe
PSFE
$404M
| $108K | ﹤0.01% |
+15,874
| New | +$113K |
|
|
DJTWW
3315
Trump Media & Technology Group Warrants
DJTWW
$824M
| $108K | ﹤0.01% |
21,817
| – | – |
|
|
EXK
3316
Endeavour Silver
EXK
$2.47B
| $107K | ﹤0.01% |
11,470
+1,070
| +10% | +$12.1K |
|
3317
2x Long VIX Futures ETF
UVIX
$269M
| $106K | ﹤0.01% |
613
-137
| -18% | -$18.4K |
|
|
VZLA
3318
Vizsla Silver
VZLA
$1.2B
| $106K | ﹤0.01% |
32,027
-20,529
| -39% | -$93.9K |
|
|
ADUR
3319
Aduro Clean Technologies
ADUR
$505M
| $105K | ﹤0.01% |
+10,000
| New | +$118K |
|
3320
Nuveen Municipal Value Fund
NUV
$1.92B
| $105K | ﹤0.01% |
11,661
-12,327
| -51% | -$113K |
|
3321
Methode Electronics
MEI
$583M
| $104K | ﹤0.01% |
18,932
-6,821
| -26% | -$49.9K |
|
|
HIX
3322
Western Asset High Income Fund II
HIX
$359M
| $103K | ﹤0.01% |
27,286
+9,941
| +57% | +$41K |
|
3323
RUM Group Inc
RUM
$1.7B
| $102K | ﹤0.01% |
20,023
+5,785
| +41% | +$33.2K |
|
3324
GoodRx Holdings
GDRX
$992M
| $102K | ﹤0.01% |
51,903
+35,051
| +208% | +$82.2K |
|
|
TRTX
3325
TPG RE Finance Trust
TRTX
$670M
| $100K | ﹤0.01% |
12,877
-2,773
| -18% | -$23.9K |
|
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.