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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 | |
|---|---|---|---|---|---|---|
|
MAPS
3401
DELISTED
WM TECHNOLOGY INC A
MAPS
| $59.6K | ﹤0.01% |
90,496
+31,318
| +53% | +$23K |
|
3402
Westrock Coffee
WEST
$755M
| $59.5K | ﹤0.01% |
13,999
-1,065
| -7% | -$4.75K |
|
3403
Weave Communications
WEAV
$489M
| $59.4K | ﹤0.01% |
12,862
-2,707
| -17% | -$15.8K |
|
3404
Organogenesis Holdings
ORGO
$318M
| $59.2K | ﹤0.01% |
24,986
+1,819
| +8% | +$6.3K |
|
3405
Acacia Research
ACTG
$441M
| $58.4K | ﹤0.01% |
+12,145
| New | +$51.2K |
|
3406
CS Disco
LAW
$243M
| $58.4K | ﹤0.01% |
+15,282
| New | +$75.5K |
|
3407
New Fortress Energy
NFE
$94.2M
| $56.4K | ﹤0.01% |
+95,533
| New | +$112K |
|
3408
Galectin Therapeutics
GALT
$230M
| $55.3K | ﹤0.01% |
19,812
-93
| -0.5% | -$283 |
|
3409
Gambling.com
GAMB
$64.9M
| $55.3K | ﹤0.01% |
+14,245
| New | +$63.9K |
|
|
BLDP
3410
Ballard Power Systems
BLDP
$935M
| $55K | ﹤0.01% |
22,806
-165
| -0.7% | -$394 |
|
3411
Zevia
ZVIA
$111M
| $54.2K | ﹤0.01% |
46,303
+25,773
| +126% | +$40.9K |
|
3412
Ocugen
OCGN
$437M
| $53.8K | ﹤0.01% |
29,716
+7,442
| +33% | +$12.9K |
|
3413
JELD-WEN Holding
JELD
$101M
| $53.5K | ﹤0.01% |
43,178
+31,408
| +267% | +$68.7K |
|
3414
Ring Energy
REI
$325M
| $52.8K | ﹤0.01% |
34,500
+535
| +2% | +$680 |
|
3415
BigBear.ai
BBAI
$1.38B
| $52.2K | ﹤0.01% |
14,834
-45,864
| -76% | -$213K |
|
|
ORIO
3416
Orion Digital Corp
ORIO
$15.1M
| $52.1K | ﹤0.01% |
55,305
| – | – |
|
3417
374Water
SCWO
$36M
| $51.3K | ﹤0.01% |
18,075
| – | – |
|
|
PPT
3418
Franklin Premier Income Trust
PPT
$328M
| $51.2K | ﹤0.01% |
14,482
-3,335
| -19% | -$11.9K |
|
3419
Surf Air Mobility
SRFM
$89.7M
| $50.9K | ﹤0.01% |
+44,241
| New | +$90.6K |
|
3420
RLX Technology
RLX
$2.52B
| $50.5K | ﹤0.01% |
22,949
-1,648,633
| -99% | -$3.79M |
|
|
LPRO
3421
Open Lending Corp
LPRO
$372M
| $49.8K | ﹤0.01% |
39,806
+18,432
| +86% | +$29.1K |
|
|
FINV
3422
FinVolution Group
FINV
$1.13B
| $49.4K | ﹤0.01% |
+10,309
| New | +$54.7K |
|
3423
Perspective Therapeutics
CATX
$339M
| $49.3K | ﹤0.01% |
+11,815
| New | +$49.9K |
|
3424
Arq
ARQ
$89.3M
| $49.2K | ﹤0.01% |
+19,214
| New | +$61.5K |
|
3425
Ribbon Communications
RBBN
$380M
| $49K | ﹤0.01% |
+23,093
| New | +$55.3K |
|
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.