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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 | |
|---|---|---|---|---|---|---|
|
SUNS
3251
Sunrise Realty Trust
SUNS
$109M
| $145K | ﹤0.01% |
18,909
-15,450
| -45% | -$140K |
|
|
KLAR
3252
Klarna Group
KLAR
$6.75B
| $145K | ﹤0.01% |
+11,072
| New | +$219K |
|
3253
Qfin Holdings
QFIN
$1.6B
| $143K | ﹤0.01% |
11,108
-4,541
| -29% | -$69.8K |
|
3254
Larimar Therapeutics
LRMR
$418M
| $142K | ﹤0.01% |
+31,645
| New | +$126K |
|
|
BRSL
3255
Brightstar Lottery PLC
BRSL
$1.92B
| $142K | ﹤0.01% |
11,104
-3,692
| -25% | -$50.9K |
|
3256
Rapid7
RPD
$662M
| $141K | ﹤0.01% |
25,640
+12,110
| +90% | +$111K |
|
3257
Forafric Global
AFRI
$286M
| $140K | ﹤0.01% |
14,516
-898
| -6% | -$8.93K |
|
3258
Ondas Inc
ONDS
$4.56B
| $140K | ﹤0.01% |
15,494
+2,615
| +20% | +$28.4K |
|
3259
Western New England Bancorp
WNEB
$289M
| $139K | ﹤0.01% |
+10,788
| New | +$141K |
|
3260
Design Therapeutics
DSGN
$736M
| $139K | ﹤0.01% |
13,066
+244
| +2% | +$2.47K |
|
3261
BlackRock MuniHoldings California Quality Fund
MUC
$1.01B
| $139K | ﹤0.01% |
+13,343
| New | +$144K |
|
3262
IHS Holding
IHS
$2.78B
| $138K | ﹤0.01% |
16,732
-1,743
| -9% | -$14K |
|
3263
Gossamer Bio
GOSS
$70.7M
| $137K | ﹤0.01% |
418,404
+353,954
| +549% | +$556K |
|
|
EVN
3264
Eaton Vance Municipal Income Trust
EVN
$431M
| $136K | ﹤0.01% |
13,075
-158
| -1% | -$1.71K |
|
|
FRMI
3265
Fermi Inc
FRMI
$4.2B
| $136K | ﹤0.01% |
+23,217
| New | +$203K |
|
|
FTNJ
3266
Franklin New Jersey Municipal Income ETF
FTNJ
$174M
| $134K | ﹤0.01% |
15,428
| – | – |
|
|
GOOS
3267
Canada Goose Holdings
GOOS
$952M
| $134K | ﹤0.01% |
12,232
-100
| -0.8% | -$1.2K |
|
3268
Xeris Biopharma Holdings
XERS
$1.45B
| $134K | ﹤0.01% |
+23,081
| New | +$153K |
|
3269
Cerence
CRNC
$432M
| $132K | ﹤0.01% |
+20,957
| New | +$189K |
|
3270
Immatics
IMTX
$1.25B
| $132K | ﹤0.01% |
13,453
+48
| +0.4% | +$470 |
|
3271
Cerus
CERS
$605M
| $132K | ﹤0.01% |
72,541
+18,015
| +33% | +$39.3K |
|
|
GUT
3272
Gabelli Utility Trust
GUT
$569M
| $131K | ﹤0.01% |
21,674
+10,219
| +89% | +$61.8K |
|
3273
AMC Global Media
AMCX
$446M
| $130K | ﹤0.01% |
19,177
+1,074
| +6% | +$8.36K |
|
3274
Luxfer Holdings
LXFR
$455M
| $130K | ﹤0.01% |
+10,671
| New | +$148K |
|
3275
Verrica Pharmaceuticals
VRCA
$97.9M
| $130K | ﹤0.01% |
24,544
| – | – |
|
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.