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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
-2.31%
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
$60.1B
AUM Growth
+$549M
(+0.92%)
Cap. Flow
+$2.9B
Cap. Flow
% of AUM
4.83%
Top 10 Holdings %
Top 10 Hldgs %
25.35%
Holding
3,637
New
259
Increased
1,894
Reduced
1,172
Closed
208
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apollo Global Management
APO
|
+$271M |
| 2 |
Berkshire Hathaway Class A
BRK.A
|
+$174M |
| 3 |
iShares Core S&P 500 ETF
IVV
|
+$139M |
| 4 |
iShares Core US Aggregate Bond ETF
AGG
|
+$124M |
| 5 |
Progressive
PGR
|
+$101M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Tesla
TSLA
|
+$247M |
| 2 |
Prudential Financial
PRU
|
+$113M |
| 3 |
Adobe
ADBE
|
+$107M |
| 4 |
Advanced Micro Devices
AMD
|
+$102M |
| 5 |
Textron
TXT
|
+$78.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 18.21% |
| 2 | Financials | 8.47% |
| 3 | Healthcare | 5.72% |
| 4 | Consumer Discretionary | 5.15% |
| 5 | Communication Services | 4.28% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3376
Xilio Therapeutics
XLO
$56.9M
| $18.1K | ﹤0.01% |
1,786
| – | – |
|
|
CLSD
3377
DELISTED
Clearside Biomedical
CLSD
| $17.4K | ﹤0.01% |
1,263
| – | – |
|
3378
Opendoor
OPEN
$3.69B
| $17.3K | ﹤0.01% |
17,494
-12,211
| -41% | -$16K |
|
3379
Compugen
CGEN
$216M
| $17.2K | ﹤0.01% |
11,690
| – | – |
|
3380
Cardio Diagnostics
CDIO
$4.59M
| $16.5K | ﹤0.01% |
+1,667
| New | +$26K |
|
|
CAN
3381
Canaan Creative
CAN
$176M
| $16.4K | ﹤0.01% |
18,598
-866
| -4% | -$1.38K |
|
3382
LivePerson
LPSN
$18.9M
| $16.3K | ﹤0.01% |
1,360
| – | – |
|
3383
Bolt Biotherapeutics
BOLT
$7.36M
| $16K | ﹤0.01% |
2,000
+250
| +14% | +$2.4K |
|
|
BNKK
3384
Bonk Inc
BNKK
$8.96M
| $15.8K | ﹤0.01% |
1,240
-293
| -19% | -$5.24K |
|
|
BLDP
3385
Ballard Power Systems
BLDP
$874M
| $15.7K | ﹤0.01% |
14,233
-9,586
| -40% | -$13.5K |
|
3386
KULR Technology Group
KULR
$117M
| $15.2K | ﹤0.01% |
+1,444
| New | +$22.6K |
|
3387
Lucid Diagnostics
LUCD
$173M
| $15.1K | ﹤0.01% |
+10,163
| New | +$12.2K |
|
|
NVVE
3388
DELISTED
Nuvve Holding Corp
NVVE
| $15.1K | ﹤0.01% |
+14
| New | +$24.6K |
|
3389
Metagenomi Therapeutics
MGX
$45.6M
| $14.9K | ﹤0.01% |
+10,939
| New | +$26.1K |
|
3390
Stem
STEM
$49.2M
| $14.4K | ﹤0.01% |
2,058
+1,348
| +190% | +$15.6K |
|
3391
Tenaya Therapeutics
TNYA
$168M
| $14.3K | ﹤0.01% |
25,044
+4,021
| +19% | +$3.97K |
|
3392
Outdoor Holding Co
POWW
$239M
| $14.2K | ﹤0.01% |
+10,299
| New | +$16K |
|
3393
United Maritime
USEA
$24.3M
| $13.6K | ﹤0.01% |
10,001
-1
| -0% | -$2 |
|
3394
Ocugen
OCGN
$410M
| $13.4K | ﹤0.01% |
+19,043
| New | +$13.2K |
|
3395
Solarmax Technology
SMXT
$19.4M
| $13K | ﹤0.01% |
+10,795
| New | +$15.5K |
|
|
AMRN
3396
Amarin Corp
AMRN
$284M
| $11.9K | ﹤0.01% |
1,330
-102
| -7% | -$1.08K |
|
3397
MIRA Pharmaceuticals
MIRA
$37.1M
| $11.3K | ﹤0.01% |
11,500
| – | – |
|
3398
Tiziana Life Sciences
TLSA
$114M
| $10.8K | ﹤0.01% |
10,000
| – | – |
|
3399
Ondas Inc
ONDS
$4.44B
| $10.7K | ﹤0.01% |
+10,000
| New | +$15K |
|
|
FABC
3400
Fabric.AI Inc
FABC
$16.8M
| $10.2K | ﹤0.01% |
1,250
| – | – |
|
Similar funds
Mariner's Q1 2025 Portfolio in Review
As of Q1 2025, Mariner held 3,637 positions worth $60.1B, up 0.92% from $59.6B the previous quarter. Its ten largest holdings account for 25% of the portfolio.
Mariner deployed $2.9B of net new capital in Q1 2025, opening 259 new positions and adding to 1,894 existing holdings. Its largest new stake was VanEck IG Floating Rate ETF: 512,742 shares worth $13.1M.
By sector, the portfolio is most concentrated in Technology at 18% of assets, down from 20% a quarter earlier, followed by Financials and Healthcare.
On the sell side, the largest reduction was Tesla, an estimated $247M trimmed.
- Mariner's largest Q1 2025 buy was VanEck IG Floating Rate ETF: 512,742 shares worth $13.1M.
- Mariner added most to Apollo Global Management in Q1 2025, an estimated $271M increase.
- Mariner's biggest Q1 2025 reduction was Tesla, cutting an estimated $247M.
- Mariner fully exited CrossFirst Bankshares, Inc. Common Stock in Q1 2025, selling an estimated $4.6M.
- Mariner's ten largest holdings make up 25% of its $60.1B portfolio in Q1 2025.
- Mariner opened 259 new positions and closed 208 in Q1 2025.
- Mariner's portfolio value rose 0.92% quarter-over-quarter to $60.1B.
Based on Mariner's 13F filing for Q1 2025, filed 15 May 2025.