Arkolith/Funds/Mariner, LLC

Mariner, LLC

CIK 1373442Wealth platform
Holdings as of Mar 31, 2026·disclosed May 13, 2026·~43-day 13F lag·13F-HR
Inactive

Mariner, LLC holds a diversified book of 3545 stocks worth $85.7B as of Q1 2026 (disclosed May 13, 2026, a ~45-day 13F lag). This quarter they opened AstraZeneca PLC and trimmed Broadcom Inc. Their largest long position is Nvidia Corp at 5% of the equity book.

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holdings, largest changes, and filing provenance.
Opened
396
new positions
Added to
1,795
existing
Trimmed
1,273
reduced
Sold out
332
exited

Concentration

Top-heavy: diversified book

Top 5 holdings
20%
Top 10 holdings
27%
Top 20 holdings
37%

Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.

Direct sector allocation

57% mapped to company sectors

ETF / fund or unclassified
43%
Information Technology
25%
Financials
8%
Consumer Discretionary
6%
Health Care
5%
Industrials
4%
Materials
2%
Energy
2%

Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.

Biggest moves: latest quarter

Estimated $ traded · quarter-end prices, no cost basis

Bought
Trimmed / exited

Holdings: largest first

Bars show each stock's share of the portfolio. Click a row for its position history.

3,545 positions
#SecurityValueShares% PortLast moveHistory
1Nvidia Corporation
COM
$4.6B26.18M
5.3%
+2.7%
Added · +697K sh
2Apple Inc
COM
$4.5B17.70M
5.2%
+2.5%
Added · +427K sh
3Ishares TR
CORE S&P500 ETF
$3.6B5.47M
4.2%
+0.8%
Added · +44K sh
4Vanguard Tax-Managed FDS
VAN FTSE DEV MKT
$2.3B35.57M
2.7%
+7.8%
Added · +2.6M sh
5Microsoft Corp
COM
$2.1B5.79M
2.5%
+7.7%
Added · +412K sh
6Amazon Com Inc
COM
$1.4B6.68M
1.6%
+6.7%
Added · +417K sh
7Ishares TR
CORE US AGGBD ET
$1.4B13.75M
1.6%
+14%
Added · +1.7M sh
8Alphabet Inc
CAP STK CL A
$1.3B4.67M
1.6%
+5.7%
Added · +252K sh
9Broadcom Inc
COM
$1.1B3.54M
1.3%
−8.4%
Reduced · −323K sh
10Ishares TR
CORE S&P MCP ETF
$1.1B16.11M
1.3%
+7.1%
Added · +1.1M sh
11Vanguard Index FDS
VALUE ETF
$992.8M5.06M
1.2%
+0.1%
Added · +5K sh
12State STR SPDR S&P 500 ETF T
TR UNIT
$979.3M1.51M
1.1%
−0.1%
Reduced · −1K sh
13JPMorgan Chase & Co
COM
$907.6M3.09M
1.1%
+1.9%
Added · +57K sh
14Ishares TR
CORE MSCI EAFE
$881.9M9.75M
1.0%
+0.2%
Added · +20K sh
15Ishares TR
CORE UNIVRSL USD
$875.2M18.95M
1.0%
+18%
Added · +2.8M sh
16Vanguard Index FDS
GROWTH ETF
$829.1M1.90M
1.0%
+3.6%
Added · +66K sh
17Meta Platforms Inc
CL A
$813.8M1.42M
1.0%
−3.0%
Reduced · −45K sh
18Vanguard Intl Equity Index F
FTSE EMR MKT ETF
$757.8M14.03M
0.9%
+7.5%
Added · +984K sh
19Alphabet Inc
CAP STK CL C
$737.8M2.57M
0.9%
+7.7%
Added · +183K sh
20Tesla Inc
COM
$698.1M1.88M
0.8%
+2.9%
Added · +53K sh
21Invesco QQQ TR
UNIT SER 1
$643.9M1.12M
0.8%
+2.9%
Added · +31K sh
22Eli Lilly & Co
COM
$638.0M693.9K
0.7%
+4.5%
Added · +30K sh
23Vanguard Index FDS
MID CAP ETF
$612.8M2.13M
0.7%
+6.3%
Added · +127K sh
24Walmart Inc
COM
$610.1M4.91M
0.7%
+4.8%
Added · +224K sh
25Ishares Inc
CORE MSCI EMKT
$606.0M8.70M
0.7%
+4.3%
Added · +360K sh
26Berkshire Hathaway Inc Del
CL B NEW
$601.9M1.26M
0.7%
+3.3%
Added · +40K sh
27Vanguard Index FDS
TOTAL STK MKT
$594.5M1.85M
0.7%
+3.7%
Added · +67K sh
28Vanguard Index FDS
SMALL CP ETF
$580.3M2.22M
0.7%
+13%
Added · +250K sh
29Schwab Strategic TR
US LCAP GR ETF
$575.7M19.76M
0.7%
−1.6%
Reduced · −314K sh
30Vanguard Index FDS
S&P 500 ETF SHS
$536.8M898.4K
0.6%
+4.6%
Added · +40K sh
31Apollo Global Mgmt Inc
COM
$517.5M4.65M
0.6%
+91%
Added · +2.2M sh
32Corning Inc
COM
$484.3M3.56M
0.6%
+1.1%
Added · +41K sh
33Ge Vernova Inc
COM
$481.7M552.2K
0.6%
+11%
Added · +53K sh
34Johnson & Johnson
COM
$471.3M1.93M
0.6%
+1.5%
Added · +29K sh
35Exxon Mobil Corp
COM
$438.4M2.58M
0.5%
+1.1%
Added · +28K sh
36Costco Wholesale Corporation
COM
$435.5M437.1K
0.5%
+10%
Added · +41K sh
37Procter & Gamble Co
COM
$424.7M2.94M
0.5%
+3.8%
Added · +107K sh
38Ishares TR
S&P 500 GRWT ETF
$403.3M3.57M
0.5%
−2.7%
Reduced · −100K sh
39Amgen Inc
COM
$378.7M1.08M
0.4%
+0.5%
Added · +5K sh
40Home Depot Inc
COM
$370.7M1.13M
0.4%
−0.2%
Reduced · −2K sh
41Ishares TR
RUS TP200 GR ETF
$346.9M1.39M
0.4%
−4.9%
Reduced · −72K sh
42Chevron Corporation
COM
$344.5M1.66M
0.4%
+2.6%
Added · +42K sh
43Merck & Co Inc
COM
$336.2M2.80M
0.4%
+1.5%
Added · +42K sh
44Visa Inc
COM CL A
$320.2M1.06M
0.4%
+4.8%
Added · +49K sh
45Mastercard Incorporated
CL A
$317.2M634.9K
0.4%
−2.1%
Reduced · −14K sh
46Ishares TR
MSCI EAFE ETF
$303.7M3.13M
0.4%
−4.6%
Reduced · −150K sh
47PNC Finl Svcs Group Inc
COM
$302.1M1.45M
0.4%
+6.0%
Added · +83K sh
48NextEra Energy Inc
COM
$296.6M3.19M
0.3%
+0.8%
Added · +27K sh
49Vanguard Specialized Funds
DIV APP ETF
$293.2M1.36M
0.3%
−2.1%
Reduced · −29K sh
50Palantir Technologies Inc
CL A
$286.9M1.96M
0.3%
+57%
Added · +710K sh
Showing 50 of 3,545 positions

Filing history

As-of date vs the date the SEC received each filing

QuarterAs ofFiledPositionsValueForm
Q1 2026Mar 31, 2026May 13, 20265,619$85.7B13F-HR
Q4 2025Dec 31, 2025Feb 13, 20265,567$84.0B13F-HR
Q3 2025Sep 30, 2025Nov 14, 20255,558$77.4B13F-HR
Q2 2025Jun 30, 2025Aug 14, 20255,449$69.3B13F-HR
Q1 2025Mar 31, 2025May 15, 20255,370$60.1B13F-HR
Q4 2024Dec 31, 2024Feb 13, 20255,272$59.6B13F-HR
Q3 2024Sep 30, 2024Nov 13, 20245,147$56.4B13F-HR
Q2 2024Jun 30, 2024Aug 13, 20244,978$51.6B13F-HR
Q1 2024Mar 31, 2024May 15, 20244,944$48.4B13F-HR
Q4 2023Dec 31, 2023Feb 14, 20244,567$42.2B13F-HR
Q3 2023Sep 30, 2023Nov 13, 20234,018$37.3B13F-HR
Q2 2023Jun 30, 2023Aug 11, 20233,930$37.4B13F-HR
Q1 2023Mar 31, 2023May 15, 20233,869$34.4B13F-HR
Q4 2022Dec 31, 2022Feb 14, 20233,808$31.1B13F-HR
Q3 2022Sep 30, 2022Nov 10, 20223,049$25.0B13F-HR
Q2 2022Jun 30, 2022Aug 15, 20221,576$24.4B13F-HR
Q1 2022Mar 31, 2022May 13, 20221,509$26.5B13F-HR
Q4 2021Dec 31, 2021Feb 14, 20221,227$23.6B13F-HR
Q3 2021Sep 30, 2021Nov 15, 20211,060$19.2B13F-HR
Q2 2021Jun 30, 2021Aug 24, 2021920$16.1B13F-HR
Q1 2021Mar 31, 2021May 7, 2021856$14.3B13F-HR
Q4 2020Dec 31, 2020Feb 16, 2021781$13.0B13F-HR
Q3 2020Sep 30, 2020Nov 13, 2020712$10.6B13F-HR
Q2 2020Jun 30, 2020Aug 14, 2020718$10.0B13F-HR

Data source

Holdings from SEC EDGAR 13F-HR filings, updated quarterly ~45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.