MARATHON DIGITAL HOLDINGS IN (MARA) Institutional Shareholders
MARATHON DIGITAL HOLDINGS IN (MARA) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $1.92B in MARA holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of MARA tracked by InsiderSet, reporting ownership valued at approximately $487.77M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $676.66M, representing an estimated gain of +38.73% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 68% of the total disclosed MARA value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Portfolio Management Llc, Vanguard Capital Management Llc, and several other long-term asset managers with concentrated positions in MARATHON DIGITAL HOLDINGS IN (MARA).
This page ranks the largest institutional MARA shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
399
Total Reported Value
$1.92B
Largest Holder
Blackrock, Inc.
Largest Position
$487.77M
Insider Transactions (90d)
15
Latest Filing Quarter
Q2 2026
New Institutional Positions
84
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 59,775,301 | $487,766,458 | $676,656,407 | +$188,889,949 | +38.73% | |
| Vanguard Portfolio Management Llc | 0.01% | 26,439,424 | $215,745,700 | $299,294,280 | +$83,548,580 | +38.73% | |
| Vanguard Capital Management Llc | 0.00% | 16,352,439 | $133,435,902 | $185,109,609 | +$51,673,707 | +38.73% | |
| State Street Corp | 0.00% | 15,220,168 | $124,196,571 | $172,292,302 | +$48,095,731 | +38.73% | |
| Geode Capital Management, Llc | 0.01% | 10,315,169 | $84,186,378 | $116,767,713 | +$32,581,335 | +38.70% | |
| Marex Group Plc | 0.78% | 8,314,897 | $67,849,560 | $94,124,634 | +$26,275,074 | +38.73% | |
| Ubs Group Ag | 0.01% | 7,622,765 | $62,201,763 | $86,289,700 | +$24,087,937 | +38.73% | |
| Goldman Sachs Group Inc | 0.01% | 6,032,453 | $49,224,817 | $68,287,368 | +$19,062,551 | +38.73% | |
| Morgan Stanley | 0.00% | 5,219,396 | $42,590,283 | $59,083,563 | +$16,493,280 | +38.73% | |
| Bank Of America Corp | 0.00% | 5,089,211 | $41,527,961 | $57,609,869 | +$16,081,908 | +38.73% | |
| Charles Schwab Investment Management Inc | 0.01% | 4,103,684 | $33,486,061 | $46,453,703 | +$12,967,642 | +38.73% | |
| Northern Trust Corp | 0.00% | 3,343,201 | $27,280,521 | $37,845,035 | +$10,564,514 | +38.73% | |
| Capital Research Global Investors | 0.00% | 3,316,943 | $27,066,255 | $37,547,795 | +$10,481,540 | +38.73% | |
| Exchange Traded Concepts, Llc | 0.10% | 1,525,531 | $21,189,626 | $17,269,011 | -$3,920,615 | -18.50% | |
| Bank Of New York Mellon Corp | 0.00% | 2,461,571 | $20,086,421 | $27,864,984 | +$7,778,563 | +38.73% | |
| Vanguard Fiduciary Trust Co | 0.01% | 2,426,013 | $19,796,266 | $27,462,467 | +$7,666,201 | +38.73% | |
| Clear Street Group Inc. | 0.11% | 2,349,300 | $19,170,288 | $26,594,076 | +$7,423,788 | +38.73% | |
| Susquehanna International Group, Llp | 0.02% | 2,120,505 | $17,303,321 | $24,004,117 | +$6,700,796 | +38.73% | |
| Principal Financial Group Inc | 0.01% | 1,838,149 | $14,999,296 | $20,807,847 | +$5,808,551 | +38.73% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.02% | 1,789,145 | $14,597,730 | $20,253,121 | +$5,655,391 | +38.74% | |
| Invesco Ltd. | 0.00% | 1,605,694 | $13,102,464 | $18,176,456 | +$5,073,992 | +38.73% | |
| Wells Fargo & Company/Mn | 0.00% | 1,582,489 | $12,913,107 | $17,913,775 | +$5,000,668 | +38.73% | |
| Vident Advisory, Llc | 0.11% | 1,544,885 | $12,606,262 | $17,488,098 | +$4,881,836 | +38.73% | |
| Citigroup Inc | 0.01% | 902,386 | $12,534,142 | $10,215,010 | -$2,319,132 | -18.50% | |
| Public Sector Pension Investment Board | 0.03% | 1,353,020 | $11,040,643 | $15,316,186 | +$4,275,543 | +38.73% | |
| D. E. Shaw & Co., Inc. | 0.01% | 1,318,179 | $10,756,341 | $14,921,786 | +$4,165,445 | +38.73% | |
| Barclays Plc | 0.00% | 1,281,846 | $10,459,864 | $14,510,497 | +$4,050,633 | +38.73% | |
| Tidal Investments Llc | 0.03% | 1,138,855 | $9,293,057 | $12,891,839 | +$3,598,782 | +38.73% | |
| Imc-Chicago, Llc | 0.14% | 1,108,766 | $9,047,531 | $12,551,231 | +$3,503,700 | +38.73% | |
| Rhumbline Advisers | 0.01% | 1,101,864 | $8,991,183 | $12,473,100 | +$3,481,917 | +38.73% | |
| Lpl Financial Llc | 0.00% | 994,461 | $8,114,798 | $11,257,299 | +$3,142,501 | +38.73% | |
| Walleye Capital Llc | 0.04% | 580,935 | $8,069,187 | $6,576,184 | -$1,493,003 | -18.50% | |
| First Trust Advisors Lp | 0.01% | 974,234 | $7,949,749 | $11,028,329 | +$3,078,580 | +38.73% | |
| Citadel Advisors Llc | 0.01% | 964,620 | $7,871,299 | $10,919,498 | +$3,048,199 | +38.73% | |
| Nuveen, Llc | 0.00% | 954,973 | $7,792,580 | $10,810,294 | +$3,017,714 | +38.73% | |
| Nomura Asset Management International Inc. | 0.01% | 923,349 | $7,535,000 | $10,452,311 | +$2,917,311 | +38.72% | |
| Marshall Wace, Llp | 0.01% | 873,098 | $7,124,480 | $9,883,469 | +$2,758,989 | +38.73% | |
| Ameriprise Financial Inc | 0.00% | 821,275 | $6,701,604 | $9,296,833 | +$2,595,229 | +38.73% | |
| Legal & General Group Plc | 0.00% | 815,040 | $6,650,726 | $9,226,253 | +$2,575,527 | +38.73% | |
| Marathon Trading Investment Management Llc | 1.77% | 729,858 | $5,955,641 | $8,261,993 | +$2,306,352 | +38.73% | |
| Swiss National Bank | 0.00% | 693,900 | $5,662,224 | $7,854,948 | +$2,192,724 | +38.73% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 685,744 | $5,595,670 | $7,762,622 | +$2,166,952 | +38.73% | |
| Banco Bilbao Vizcaya Argentaria, S.A. | 0.04% | 664,835 | $5,366,656 | $7,525,932 | +$2,159,276 | +40.24% | |
| Hsbc Holdings Plc | 0.00% | 634,172 | $5,098,743 | $7,178,827 | +$2,080,084 | +40.80% | |
| Delta Global Management Lp | 0.41% | 620,562 | $5,063,786 | $7,024,762 | +$1,960,976 | +38.73% | |
| Millennium Management Llc | 0.00% | 620,562 | $5,063,786 | $7,024,762 | +$1,960,976 | +38.73% | |
| Dz Bank Ag Deutsche Zentral Genossenschafts Bank, Frankfurt Am Main | 0.00% | 585,122 | $4,774,594 | $6,623,581 | +$1,848,987 | +38.73% | |
| Compass Rose Asset Management, Lp | 1.38% | 520,000 | $4,243,200 | $5,886,400 | +$1,643,200 | +38.73% | |
| Voya Investment Management Llc | 0.00% | 507,438 | $4,140,694 | $5,744,198 | +$1,603,504 | +38.73% | |
| Alliancebernstein L.P. | 0.00% | 456,228 | $4,096,927 | $5,164,501 | +$1,067,574 | +26.06% |
Frequently asked questions about MARA
Who owns the most MARA stock?
The largest holders of MARA are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for MARATHON DIGITAL HOLDINGS IN (MARA).
Is MARA widely held by superinvestors?
Many widely followed stocks like MARA appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly MARA is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.