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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
+2.85%
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
$84B
AUM Growth
+$6.6B
(+8.5%)
Cap. Flow
+$5.06B
Cap. Flow
% of AUM
6.03%
Top 10 Holdings %
Top 10 Hldgs %
28.85%
Holding
3,865
New
323
Increased
1,970
Reduced
1,148
Closed
341
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$808M |
| 2 |
Microsoft
MSFT
|
+$249M |
| 3 |
Apple
AAPL
|
+$229M |
| 4 |
iShares Core S&P 500 ETF
IVV
|
+$196M |
| 5 |
iShares Core US Aggregate Bond ETF
AGG
|
+$125M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
ProShares Ultra Semiconductors
USD
|
+$158M |
| 2 |
Williams Companies
WMB
|
+$138M |
| 3 |
JPMorgan Chase
JPM
|
+$85.4M |
| 4 |
iShares MSCI Emerging Markets ETF
EEM
|
+$45.7M |
| 5 |
Synopsys
SNPS
|
+$42.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 22.87% |
| 2 | Financials | 8% |
| 3 | Consumer Discretionary | 5.52% |
| 4 | Healthcare | 5.25% |
| 5 | Communication Services | 4.86% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
TRTX
3276
TPG RE Finance Trust
TRTX
$666M
| $135K | ﹤0.01% |
15,650
-1,805
| -10% | -$16K |
|
3277
CION Investment
CION
$297M
| $134K | ﹤0.01% |
13,816
+1,907
| +16% | +$18.4K |
|
|
GHY
3278
PGIM Global High Yield Fund
GHY
$478M
| $134K | ﹤0.01% |
10,827
-2,210
| -17% | -$27.5K |
|
|
JAMF
3279
DELISTED
Jamf
JAMF
| $131K | ﹤0.01% |
10,080
-2,933
| -23% | -$35.6K |
|
|
KEEL
3280
Keel Infrastructure Corp
KEEL
$2.57B
| $130K | ﹤0.01% |
55,380
-407,220
| -88% | -$1.39M |
|
|
BZAI
3281
Blaize Holdings
BZAI
$129M
| $129K | ﹤0.01% |
66,344
+15,844
| +31% | +$51.2K |
|
|
AWF
3282
AllianceBernstein Global High Income Fund
AWF
$867M
| $129K | ﹤0.01% |
12,032
+350
| +3% | +$3.79K |
|
3283
Nuveen Real Estate Income Fund
JRS
$251M
| $128K | ﹤0.01% |
16,650
| – | – |
|
|
NPKI
3284
NPK International
NPKI
$1.21B
| $127K | ﹤0.01% |
+10,664
| New | +$130K |
|
3285
AdaptHealth
AHCO
$1.46B
| $126K | ﹤0.01% |
+12,653
| New | +$121K |
|
3286
Barings BDC
BBDC
$862M
| $126K | ﹤0.01% |
13,733
-4,251
| -24% | -$37.7K |
|
3287
Prime Medicine
PRME
$533M
| $126K | ﹤0.01% |
36,290
+18,071
| +99% | +$80.4K |
|
3288
Ondas Inc
ONDS
$4.44B
| $126K | ﹤0.01% |
+12,879
| New | +$103K |
|
3289
Mitek Systems
MITK
$762M
| $123K | ﹤0.01% |
11,643
-2,989
| -20% | -$28.2K |
|
3290
NewtekOne
NEWT
$417M
| $122K | ﹤0.01% |
10,708
-1,954
| -15% | -$21.3K |
|
|
EHAB
3291
DELISTED
Enhabit
EHAB
| $121K | ﹤0.01% |
13,121
+335
| +3% | +$2.9K |
|
|
OGI
3292
Organigram Holdings
OGI
$132M
| $121K | ﹤0.01% |
71,978
-200
| -0.3% | -$344 |
|
|
LEO
3293
BNY Mellon Strategic Municipals
LEO
$387M
| $121K | ﹤0.01% |
18,983
-457
| -2% | -$2.87K |
|
3294
VinFast Auto
VFS
$6.67B
| $121K | ﹤0.01% |
36,125
+10,279
| +40% | +$34.3K |
|
3295
Organogenesis Holdings
ORGO
$308M
| $120K | ﹤0.01% |
23,167
-13,795
| -37% | -$66.8K |
|
3296
Design Therapeutics
DSGN
$736M
| $120K | ﹤0.01% |
12,822
-3,259
| -20% | -$25.5K |
|
3297
Ardmore Shipping
ASC
$678M
| $118K | ﹤0.01% |
11,181
-3,884
| -26% | -$46.2K |
|
3298
Aldeyra Therapeutics
ALDX
$91.7M
| $118K | ﹤0.01% |
22,876
-6,970
| -23% | -$35.8K |
|
|
NAGE
3299
Niagen Bioscience
NAGE
$256M
| $118K | ﹤0.01% |
18,592
-658
| -3% | -$4.58K |
|
|
BFZ
3300
DELISTED
BlackRock CA Municipal Income Trust
BFZ
| $118K | ﹤0.01% |
+10,976
| New | +$120K |
|
Similar funds
Mariner's Q4 2025 Portfolio in Review
As of Q4 2025, Mariner held 3,865 positions worth $84B, up 8.5% from $77.4B the previous quarter. Its ten largest holdings account for 29% of the portfolio.
Mariner deployed $5.06B of net new capital in Q4 2025, opening 323 new positions and adding to 1,970 existing holdings. Its largest new stake was Flexsteel Industries: 1,167,357 shares worth $46.1M.
By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 23% a quarter earlier, followed by Financials and Consumer Discretionary.
On the sell side, the largest reduction was ProShares Ultra Semiconductors, an estimated $158M trimmed.
- Mariner's largest Q4 2025 buy was Flexsteel Industries: 1,167,357 shares worth $46.1M.
- Mariner added most to NVIDIA in Q4 2025, an estimated $808M increase.
- Mariner's biggest Q4 2025 reduction was ProShares Ultra Semiconductors, cutting an estimated $158M.
- Mariner fully exited iShares iBonds Dec 2025 Term Corporate ETF in Q4 2025, selling an estimated $22.7M.
- Mariner's ten largest holdings make up 29% of its $84B portfolio in Q4 2025.
- Mariner opened 323 new positions and closed 341 in Q4 2025.
- Mariner's portfolio value rose 8.5% quarter-over-quarter to $84B.
Based on Mariner's 13F filing for Q4 2025, filed 13 Feb 2026.