MARA HOLDINGS INC MARA
COM · Common Stock · CUSIP 565788106 · ISIN US5657881067
American patent holding company
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($3.0k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $13.88. Options: 21 managers hold calls ($326.0m notional), 27 hold puts ($444.0m).
Trends to Q2 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 202 |
| Q4 2022 | 221 |
| Q1 2023 | 207 |
| Q2 2023 | 217 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 105 | 81 |
| Q1 2023 | 108 | 87 |
| Q2 2023 | 121 | 74 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2022 | $217.1m | $225.6m | 1.04 |
| Q4 2022 | $71.8m | $97.8m | 1.36 |
| Q1 2023 | $229.8m | $250.5m | 1.09 |
| Q2 2023 | $326.0m | $444.0m | 1.36 |
Biggest buyers
| VANGUARD GROUP INC | Added | +6.6m |
| BlackRock Inc. | Added | +3.7m |
| STATE STREET CORP | Added | +1.9m |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | +1.3m |
| MORGAN STANLEY | Added | +1.2m |
| GEODE CAPITAL MANAGEMENT, LLC | Added | +1.1m |
| Sculptor Capital LP | New | +742.7k |
| JANE STREET GROUP, LLC | Added | +726.8k |
| Squarepoint Ops LLC | Added | +539.1k |
| NORTHERN TRUST CORP | Added | +533.8k |
Biggest sellers
| CITADEL ADVISORS LLC | Reduced | -1.2m |
| GOLDMAN SACHS GROUP INC | Reduced | -1.1m |
| BARCLAYS PLC | Reduced | -899.7k |
| BIT Capital GmbH | Reduced | -857.4k |
| AMERICAN CENTURY COMPANIES INC | Reduced | -665.8k |
| SG Americas Securities, LLC | Reduced | -514.6k |
| NATIONAL BANK OF CANADA /FI/ | Reduced | -397.4k |
| Azora Capital LP | Sold out | -303.3k |
| Advisor Resource Council | Sold out | -249.4k |
| TUDOR INVESTMENT CORP ET AL | Reduced | -218.3k |
Biggest calls
| NATIONAL BANK OF CANADA /FI/ | Added | $86.2m56.3k shares |
| CITADEL ADVISORS LLC | Added | $65.0m4.7m shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $45.3m3.3m shares |
| JANE STREET GROUP, LLC | Reduced | $33.9m2.4m shares |
| IMC-Chicago, LLC | Added | $26.4m1.9m shares |
| SIMPLEX TRADING, LLC | Reduced | $24.3m1.8m shares |
| GROUP ONE TRADING LLC | Reduced | $17.0m1.2m shares |
| WOLVERINE TRADING, LLC | Reduced | $11.4m822.2k shares |
| Parallax Volatility Advisers, L.P. | Reduced | $5.5m394.6k shares |
| GOLDMAN SACHS GROUP INC | New | $3.1m225.0k shares |
Biggest puts
| NATIONAL BANK OF CANADA /FI/ | Added | $83.9m54.7k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $77.9m5.6m shares |
| CITADEL ADVISORS LLC | Reduced | $64.2m4.6m shares |
| GOLDMAN SACHS GROUP INC | Added | $41.6m3.0m shares |
| SIMPLEX TRADING, LLC | Reduced | $26.0m1.9m shares |
| IMC-Chicago, LLC | Added | $25.2m1.8m shares |
| WOLVERINE ASSET MANAGEMENT LLC | Reduced | $19.3m1.4m shares |
| Parallax Volatility Advisers, L.P. | Reduced | $13.6m982.8k shares |
| BANK OF AMERICA CORP /DE/ | Added | $13.2m955.0k shares |
| GROUP ONE TRADING LLC | Added | $12.5m903.7k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 7.0% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 5.0% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC)
Insider purchases and sales in Q2 2023
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q3 2021 | 0 | — | 0 | — | — |
| Q4 2021 | 0 | — | 1 | $3.1m | — |
| Q1 2022 | 0 | — | 0 | — | — |
| Q2 2022 | 1 | $148.5k | 0 | — | — |
| Q3 2022 | 1 | $68.6k | 0 | — | — |
| Q4 2022 | 3 | $429.0k | 0 | — | — |
| Q1 2023 | 0 | — | 1 | $72.5k | — |
| Q2 2023 | 0 | — | 0 | — | — |
None reported in Q2 2023.
Holders, Q2 2023
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.01% of their portfolio | 17.5m $242.9m | Added +6.6m |
| BlackRock Inc. 0.00% of their portfolio | 12.2m $169.2m | Added +3.7m |
| STATE STREET CORP 0.00% of their portfolio | 5.1m $71.3m | Added +1.9m |
| GEODE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio | 3.7m $51.4m | Added +1.1m |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.05% of their portfolio | 2.4m $33.9m | Added +1.3m |
| MORGAN STANLEY 0.00% of their portfolio | 2.3m $31.4m | Added +1.2m |
| JANE STREET GROUP, LLC 0.03% of their portfolio | 1.8m $24.7m | Added +726.8k |
| Tidal Investments LLC 0.69% of their portfolio | 1.7m $23.4m | Reduced -34.6k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 1.6m $22.0m | Added +533.8k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio | 1.3m $18.6m | Added +405.3k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 1.3m $17.8m | Reduced -1.1m |
| Invesco Ltd. 0.00% of their portfolio | 1.2m $16.6m | Added +149.0k |
| Mirae Asset Global Investments Co., Ltd. 0.03% of their portfolio | 1.0m $14.2m | Added +213.2k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 929.3k $12.9m | Added +246.2k |
| Sculptor Capital LP 0.27% of their portfolio | 742.7k $10.3m | New |
| Bank of New York Mellon Corp 0.00% of their portfolio | 591.2k $8.2m | Added +134.1k |
| MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio | 577.2k $8.0m | Reduced -34.4k |
| LPL Financial LLC 0.01% of their portfolio | 573.3k $7.9m | Added +19.6k |
| Squarepoint Ops LLC 0.04% of their portfolio | 567.7k $7.9m | Added +539.1k |
| VAN ECK ASSOCIATES CORP 0.01% of their portfolio | 470.6k $6.5m | Reduced -175.2k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 437.5k $6.1m | Reduced -26.3k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 425.5k $5.9m | Reduced -39.6k |
| Cresset Asset Management, LLC 0.04% of their portfolio | 411.1k $5.7m | Added +209.4k |
| CANTOR FITZGERALD, L. P. 0.13% of their portfolio | 402.1k $5.6m | New |
| BARCLAYS PLC 0.00% of their portfolio | 397.0k $5.5m | Reduced -899.7k |
| Swiss National Bank 0.00% of their portfolio | 364.1k $5.0m | Added +124.5k |
| EXCHANGE TRADED CONCEPTS, LLC 0.12% of their portfolio | 339.3k $4.7m | Reduced -36.9k |
| Parallax Volatility Advisers, L.P. 0.16% of their portfolio | 332.5k $4.6m | Added +159.8k |
| DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio | 310.5k $4.3m | New |
| GROUP ONE TRADING LLC 0.18% of their portfolio | 297.5k $4.1m | Added +26.7k |
| Vident Investment Advisory, LLC 0.13% of their portfolio | 277.6k $3.8m | Added +45.6k |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 0.13% of their portfolio | 258.6k $3.6m | Unchanged |
| Quantitative Investment Management, LLC 0.33% of their portfolio | 250.3k $3.5m | Added +234.3k |
| BIT Capital GmbH 0.40% of their portfolio | 245.5k $3.4m | Reduced -857.4k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 243.8k $3.4m | Added +42.1k |
| BUCKINGHAM STRATEGIC WEALTH, LLC 0.05% of their portfolio | 239.1k $3.3m | Added +21.1k |
| FIRST TRUST ADVISORS LP 0.00% of their portfolio | 216.6k $3.0m | Reduced -39.6k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 203.2k $2.8m | Added +62.2k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 195.6k $2.7m | Added +76.5k |
| STATE OF WISCONSIN INVESTMENT BOARD 0.01% of their portfolio | 190.7k $2.6m | Added +52.4k |
| Legal & General Group Plc 0.00% of their portfolio | 180.8k $2.5m | Added +133.1k |
| SRN Advisors, LLC 2.20% of their portfolio | 178.2k $2.5m | Reduced -49.7k |
| CREDIT SUISSE AG/ 0.00% of their portfolio | 168.8k $2.3m | Added +72.3k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 152.5k $2.1m | Reduced -1.2m |
| STIFEL FINANCIAL CORP 0.00% of their portfolio | 148.1k $2.1m | Reduced -40.5k |
| WOLVERINE TRADING, LLC 0.03% of their portfolio | 142.3k $2.0m | Added +113.4k |
| UBS Group AG 0.00% of their portfolio | 141.8k $2.0m | Added +36.5k |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 141.4k $2.0m | Added +509 |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 128.2k $1.8m | Added +3.6k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 110.6k $964.1k | Unchanged |
| HAP Trading, LLC 0.38% of their portfolio | 96.3k $1.3m | New |
| Harvest Portfolios Group Inc. 0.06% of their portfolio | 95.0k $1.3m | Added +9.7k |
| AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio | 94.1k $1.3m | Reduced -665.8k |
| MetLife Investment Management, LLC 0.01% of their portfolio | 88.9k $1.2m | Added +28.5k |
| HighTower Advisors, LLC 0.00% of their portfolio | 86.0k $1.2m | Added +8.9k |
| KINGSWOOD WEALTH ADVISORS, LLC 0.36% of their portfolio | 81.5k $1.1m | First filing |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 81.4k $1.1m | Added +56.2k |
| AMERICAN INTERNATIONAL GROUP, INC. 0.01% of their portfolio | 81.1k $1.1m | Added +24.6k |
| Baader Bank Aktiengesellschaft 0.09% of their portfolio | 80.9k $1.1m | Added +68.8k |
| JANUS HENDERSON GROUP PLC 0.00% of their portfolio | 78.3k $1.1m | Added +31.5k |
| LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio | 76.2k $1.1m | Reduced -53.5k |
| ALGERT GLOBAL LLC 0.04% of their portfolio | 73.3k $1.0m | Added +26.6k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 70.8k $981.5k | Added +17.0k |
| Brookstone Capital Management 0.02% of their portfolio | 69.9k $1.1m | Added +3.4k |
| Cambridge Investment Research Advisors, Inc. 0.00% of their portfolio | 69.0k $957.0k | Reduced -30.5k |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 66.6k $923.4k | Added +22.0k |
| Federation des caisses Desjardins du Quebec 0.01% of their portfolio | 64.3k $891.1k | Added +2.0k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 64.1k $888.1k | Added +19.3k |
| COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio | 62.1k $860.0k | Added +5.1k |
| Sara-Bay Financial 0.42% of their portfolio | 62.1k $860.0k | Added +18.5k |
| TUDOR INVESTMENT CORP ET AL 0.01% of their portfolio | 61.0k $844.9k | Reduced -218.3k |
| CITIGROUP INC 0.00% of their portfolio | 59.9k $830.9k | Added +25.6k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 56.0k $777.0k | Added +11.5k |
| SIMPLEX TRADING, LLC 0.03% of their portfolio | 55.6k $771.0k | New |
| AVAII WEALTH MANAGEMENT, LLC 0.58% of their portfolio | 54.8k $759.5k | New |
| Csenge Advisory Group 0.05% of their portfolio | 53.1k $736.1k | Added +3.6k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 49.1k $681.0k | Added +24.8k |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.00% of their portfolio | 47.8k $662.7k | Added +12.8k |
| ARIZONA STATE RETIREMENT SYSTEM 0.01% of their portfolio | 47.0k $651.1k | Added +14.8k |
| Walleye Capital LLC 0.01% of their portfolio | 44.8k $620.4k | Reduced -5.2k |
| Cetera Advisor Networks LLC 0.00% of their portfolio | 40.3k $558.5k | Added +20.0k |
| Point72 Asset Management, L.P. 0.00% of their portfolio | 40.0k $554.4k | New |
| AE Wealth Management LLC 0.00% of their portfolio | 39.5k $547.7k | Added +21.5k |
| DARK FOREST CAPITAL MANAGEMENT LP 0.05% of their portfolio | 38.3k $530.4k | Added +27.5k |
| Saltoro Capital, LP 1.41% of their portfolio | 38.0k $526.7k | New |
| BANK OF MONTREAL /CAN/ 0.00% of their portfolio | 35.5k $494.2k | New |
| Flaharty Asset Management, LLC 0.08% of their portfolio | 33.0k $458.1k | Unchanged |
| MYDA Advisors LLC 0.17% of their portfolio | 32.0k $443.5k | Reduced -64.1k |
| Private Advisor Group, LLC 0.00% of their portfolio | 30.6k $466.1k | Added +5.3k |
| Walleye Trading LLC 0.02% of their portfolio | 30.3k $420.2k | New |
| DIVERSIFIED TRUST CO 0.02% of their portfolio | 30.1k $417.2k | Added +20 |
| IMC-Chicago, LLC 0.01% of their portfolio | 27.0k $374.1k | Reduced -158.4k |
| NinePointTwo Capital LLC 0.14% of their portfolio | 26.7k $370.0k | New |
| Gladstone Institutional Advisory LLC 0.02% of their portfolio | 26.6k $368.7k | Added +7.5k |
| Centiva Capital, LP 0.02% of their portfolio | 25.0k $345.9k | New |
| NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio | 23.8k $330.3k | Added +10.5k |
| Financial Advocates Investment Management 0.02% of their portfolio | 23.8k $329.4k | Added +2.3k |
| Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% of their portfolio | 23.6k $327.5k | Added +9.7k |
| Olympiad Research LP 0.32% of their portfolio | 23.6k $326.9k | Reduced -9.5k |
| AMALGAMATED BANK 0.00% of their portfolio | 23.3k $323.0k | Added +11.3k |