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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 | |
|---|---|---|---|---|---|---|
276
Xylem
XYL
$28.5B
| $45.4M | 0.05% |
333,205
+3,020
| +0.9% | +$434K |
|
277
JPMorgan Ultra-Short Municipal Income ETF
JMST
$7.11B
| $45.3M | 0.05% |
888,937
+97,892
| +12% | +$4.99M |
|
278
Dimensional International Core Equity 2 ETF
DFIC
$14.5B
| $45M | 0.05% |
1,304,947
-11,362
| -0.9% | -$379K |
|
279
iShares Russell Mid-Cap Value ETF
IWS
$15.7B
| $44.7M | 0.05% |
317,068
+21,434
| +7% | +$3M |
|
280
Enterprise Products Partners
EPD
$83.8B
| $44.7M | 0.05% |
1,394,854
+137,817
| +11% | +$4.36M |
|
281
iShares MSCI KLD 400 Social ETF
DSI
$5.19B
| $44.6M | 0.05% |
346,097
+5,857
| +2% | +$748K |
|
282
BlackRock US Equity Factor Rotation ETF
DYNF
$38.1B
| $44.5M | 0.05% |
732,587
+142,860
| +24% | +$8.59M |
|
283
Alpha Architect 1-3 Month Box ETF
BOXX
$13B
| $44.2M | 0.05% |
384,371
+67,728
| +21% | +$7.75M |
|
284
Shopify
SHOP
$148B
| $43.9M | 0.05% |
273,218
+23,232
| +9% | +$3.73M |
|
|
BNY
285
Bank of New York Mellon
BNY
$108B
| $43.3M | 0.05% |
372,726
+158,743
| +74% | +$17.6M |
|
286
Pfizer
PFE
$140B
| $43.2M | 0.05% |
1,734,397
+26,777
| +2% | +$675K |
|
287
TE Connectivity
TEL
$58.8B
| $43.2M | 0.05% |
189,828
+121,410
| +177% | +$28.1M |
|
288
Vanguard Total International Stock ETF
VXUS
$153B
| $42.6M | 0.05% |
564,579
+52,114
| +10% | +$3.89M |
|
289
Boeing
BA
$165B
| $42.5M | 0.05% |
195,903
-2,243
| -1% | -$461K |
|
290
Global X US Infrastructure Development ETF
PAVE
$14.3B
| $42M | 0.05% |
878,453
-4,665
| -0.5% | -$224K |
|
291
iShares MSCI Intl Quality Factor ETF
IQLT
$13.6B
| $41.6M | 0.05% |
916,015
+11,246
| +1% | +$504K |
|
292
Analog Devices
ADI
$181B
| $41.2M | 0.05% |
151,822
-5,392
| -3% | -$1.35M |
|
293
Boston Scientific
BSX
$65.8B
| $41.1M | 0.05% |
431,206
+17,992
| +4% | +$1.76M |
|
294
iShares Currency Hedged MSCI EAFE ETF
HEFA
$7.44B
| $40.9M | 0.05% |
989,461
+38,218
| +4% | +$1.57M |
|
295
Automatic Data Processing
ADP
$100B
| $40.9M | 0.05% |
158,961
-17,280
| -10% | -$4.6M |
|
296
Schwab Fundamental International Large Company Index ETF
FNDF
$24.3B
| $40.8M | 0.05% |
902,587
+33,323
| +4% | +$1.48M |
|
297
Vanguard Short-Term Treasury ETF
VGSH
$29.3B
| $39.9M | 0.05% |
678,569
-22,191
| -3% | -$1.3M |
|
298
Avantis US Small Cap Value ETF
AVUV
$29.7B
| $39.8M | 0.05% |
390,422
-61,325
| -14% | -$6.14M |
|
299
iShares MSCI EAFE Growth ETF
EFG
$16.3B
| $39.7M | 0.05% |
348,430
-23,036
| -6% | -$2.64M |
|
300
Celestica
CLS
$35.1B
| $39.4M | 0.05% |
133,430
+114,894
| +620% | +$34.6M |
|
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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.