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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 | |
|---|---|---|---|---|---|---|
426
State Street Health Care Select Sector SPDR ETF
XLV
$41.3B
| $23.3M | 0.03% |
158,822
-47,634
| -23% | -$7.35M |
|
427
Tyson Foods
TSN
$20.1B
| $23.3M | 0.03% |
362,976
+144,637
| +66% | +$8.98M |
|
428
iShares MSCI USA Momentum Factor ETF
MTUM
$26.3B
| $23.2M | 0.03% |
96,834
-5,553
| -5% | -$1.4M |
|
429
iShares S&P Mid-Cap 400 Value ETF
IJJ
$8.83B
| $23.1M | 0.03% |
174,235
+2,279
| +1% | +$312K |
|
430
Lumentum
LITE
$64.5B
| $23M | 0.03% |
32,780
+20,295
| +163% | +$11.1M |
|
431
Plains All American Pipeline
PAA
$17.3B
| $22.7M | 0.03% |
1,016,435
+14,059
| +1% | +$286K |
|
432
iShares US Treasury Bond ETF
GOVT
$43.6B
| $22.7M | 0.03% |
990,866
+299,396
| +43% | +$6.9M |
|
433
D.R. Horton
DHI
$40.3B
| $22.6M | 0.03% |
165,054
-25,735
| -13% | -$3.89M |
|
434
Invesco S&P 500 Revenue ETF
RWL
$9.54B
| $22.5M | 0.03% |
196,050
-6,905
| -3% | -$815K |
|
435
Vanguard Total International Bond ETF
BNDX
$82B
| $22.5M | 0.03% |
467,767
+78,305
| +20% | +$3.8M |
|
436
Coherent
COHR
$61.6B
| $22.4M | 0.03% |
94,184
-3,966
| -4% | -$908K |
|
437
Dimensional World ex US Core Equity 2 ETF
DFAX
$11.9B
| $22.2M | 0.03% |
654,649
+243,453
| +59% | +$8.47M |
|
438
Take-Two Interactive
TTWO
$43.5B
| $22.2M | 0.03% |
112,517
+10,190
| +10% | +$2.22M |
|
|
TBIL
439
F/m US Treasury 3 Month Bill Fund
TBIL
$7.19B
| $22.1M | 0.03% |
444,060
-607,908
| -58% | -$30.4M |
|
440
iShares Silver Trust
SLV
$28.9B
| $22.1M | 0.03% |
324,022
-43,531
| -12% | -$3.31M |
|
441
Baidu
BIDU
$36.7B
| $22.1M | 0.03% |
198,070
-99
| -0% | -$13.4K |
|
442
iShares 0-1 Year Treasury Bond ETF
SHV
$20.7B
| $22.1M | 0.03% |
199,891
-13,054
| -6% | -$1.44M |
|
443
Vanguard Russell 1000 Value ETF
VONV
$20.3B
| $22M | 0.03% |
234,493
+40,795
| +21% | +$3.92M |
|
444
State Street SPDR S&P Emerging Markets Small Cap ETF
EWX
$678M
| $21.8M | 0.03% |
329,880
+23,773
| +8% | +$1.61M |
|
445
DoubleLine Opportunistic Bond ETF
DBND
$736M
| $21.7M | 0.03% |
473,936
+36,047
| +8% | +$1.67M |
|
446
Republic Services
RSG
$66.5B
| $21.6M | 0.03% |
98,781
+38,746
| +65% | +$8.5M |
|
447
Fidelity MSCI Utilities Index ETF
FUTY
$2.39B
| $21.5M | 0.03% |
364,705
+10,762
| +3% | +$624K |
|
448
iShares MBS ETF
MBB
$39.1B
| $21.4M | 0.03% |
225,629
+12,057
| +6% | +$1.15M |
|
449
BlackRock Flexible Income ETF
BINC
$16B
| $21.3M | 0.02% |
411,048
+38,280
| +10% | +$2.02M |
|
450
First Trust Value Line Dividend Fund
FVD
$8.19B
| $21.3M | 0.02% |
453,295
-9,061
| -2% | -$435K |
|
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.