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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 | |
|---|---|---|---|---|---|---|
|
OLPX
3476
DELISTED
Olaplex Holdings
OLPX
| $20.5K | ﹤0.01% |
15,269
-6,135
| -29% | -$7.3K |
|
3477
Prairie Operating Co
PROP
$78.2M
| $20.1K | ﹤0.01% |
+11,913
| New | +$21.6K |
|
|
TSE
3478
DELISTED
Trinseo
TSE
| $19.5K | ﹤0.01% |
39,200
| – | – |
|
3479
Eledon Pharmaceuticals
ELDN
$276M
| $18.7K | ﹤0.01% |
+12,414
| New | +$29.5K |
|
|
HYFT
3480
MindWalk Holdings
HYFT
$63.5M
| $18.2K | ﹤0.01% |
10,000
| – | – |
|
3481
Outdoor Holding Co
POWW
$239M
| $17.9K | ﹤0.01% |
10,453
+298
| +3% | +$512 |
|
3482
Compugen
CGEN
$216M
| $17.8K | ﹤0.01% |
11,690
| – | – |
|
|
NVX
3483
NOVONIX
NVX
$102M
| $17.7K | ﹤0.01% |
+17,524
| New | +$24.9K |
|
3484
Upexi
UPXI
$58.8M
| $16.8K | ﹤0.01% |
10,000
| – | – |
|
3485
Xilio Therapeutics
XLO
$56.9M
| $16K | ﹤0.01% |
1,786
| – | – |
|
3486
INmune Bio
INMB
$43.1M
| $16K | ﹤0.01% |
10,250
-2,081
| -17% | -$3.71K |
|
3487
Tenaya Therapeutics
TNYA
$168M
| $15.7K | ﹤0.01% |
22,071
+1,678
| +8% | +$2.28K |
|
3488
Kosmos Energy
KOS
$1.56B
| $15.6K | ﹤0.01% |
17,245
-39,226
| -69% | -$51.7K |
|
3489
Chegg
CHGG
$108M
| $15.6K | ﹤0.01% |
16,791
-192
| -1% | -$209 |
|
3490
Telomir Pharmaceuticals
TELO
$79.1M
| $15.5K | ﹤0.01% |
11,631
-8,363
| -42% | -$12.1K |
|
3491
Beyond Meat
BYND
$288M
| $15.4K | ﹤0.01% |
+18,799
| New | +$26.1K |
|
3492
Coherus Oncology
CHRS
$217M
| $15.4K | ﹤0.01% |
+10,890
| New | +$15.9K |
|
3493
Lucid Diagnostics
LUCD
$173M
| $15.1K | ﹤0.01% |
+13,860
| New | +$15.5K |
|
3494
Tiziana Life Sciences
TLSA
$114M
| $14.9K | ﹤0.01% |
10,000
| – | – |
|
3495
Fate Therapeutics
FATE
$281M
| $14.6K | ﹤0.01% |
14,889
-8,041
| -35% | -$9.66K |
|
|
SACH
3496
Sachem Capital Corp
SACH
$38.4M
| $14K | ﹤0.01% |
13,470
| – | – |
|
|
ILS
3497
Brookmont Catastrophic Bond ETF
ILS
$79.4M
| $12.8K | ﹤0.01% |
40,804
+10,360
| +34% | +$210K |
|
3498
Blink Charging
BLNK
$75.2M
| $12.4K | ﹤0.01% |
18,558
-83
| -0.4% | -$120 |
|
3499
Femasys
FEMY
$11.2M
| $10.8K | ﹤0.01% |
937
| – | – |
|
3500
Advantage Solutions
ADV
$484M
| $10.5K | ﹤0.01% |
479
+38
| +9% | +$1.1K |
|
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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.