For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

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Who owns MARA?

Super investors holding MARA HOLDINGS INC — sourced from public 13F SEC filings

13F data may be delayed up to 45 days

Tracked Holders

super investors

Total Reported Value

$262,082,194

across all holders

Total Shares Held

129.9M

combined shares

Recent Activity

No recent changes

latest quarter

Smart Money Consensus™

Based on recent institutional activity in MARA

/100

Mixed Activity

Added / Increased0

Reduced0

Exited0

No recent activity recorded.

Crowded Trade Score™

How many top investors track MARA

/100

Emerging Interest

4investors

A small number of top investors own this.

UndiscoveredCrowded

151015+

Who Bought MARA First?™

Based on 13F filing history across all tracked super investors.

🏆 First Tracked Buyer

Which super investor first reported owning MARA

Ken Griffin

View portfolio →

Q3 2025

First filing period on record

💎 Longest Holder

Most quarterly filings reporting MARA

Ken Griffin

View portfolio →

3 quarters

Quarters tracked in 13F filings

Stocks Also Owned By MARA Investors™

What else do the 4 tracked MARA HOLDINGS INC investors hold? Ranked by co-ownership count.

DDD3-D SYS CORP DEL

3/ 4 investors75%

Izzy Englander · Paul Tudor Jones · Ken Griffin

FLWS1 800 FLOWERS COM INC

2/ 4 investors50%

Izzy Englander · Ken Griffin

TXG10X GENOMICS INC

2/ 4 investors50%

Izzy Englander · Ken Griffin

AEISADVANCED ENERGY INDS

2/ 4 investors50%

Ken Griffin · Izzy Englander

SRCE1ST SOURCE CORP

2/ 4 investors50%

Izzy Englander · Ken Griffin

DIBS1STDIBS COM INC

2/ 4 investors50%

Izzy Englander · Ken Griffin

ABMABM INDS INC

2/ 4 investors50%

Ken Griffin · Izzy Englander

MMM3M CO

2/ 4 investors50%

Izzy Englander · Paul Tudor Jones

FDMT4D MOLECULAR THERAPEUTICS IN

2/ 4 investors50%

Izzy Englander · Ken Griffin

EGHT8X8 INC NEW

2/ 4 investors50%

Izzy Englander · Ken Griffin

MASS908 DEVICES INC

2/ 4 investors50%

Izzy Englander · Ken Griffin

ATENA10 NETWORKS INC

2/ 4 investors50%

Izzy Englander · Ken Griffin

Based on current 13F holdings. Co-ownership ≠ a recommendation. For educational research only.

Portfolio Conviction — MARAas % of each investor's portfolio

Cohen

0.12%

Griffin

0.02%

Jones

0.01%

All Holders of MARA(MARA HOLDINGS INC)

Investor	Shares	Value	% of Port.	Latest Change	As of
KG Ken Griffin Citadel Advisors	18.5M	$151,258,003	0.02%	—	Mar 2026
SC Steve Cohen Point72 Asset Management	109.7M	$97,256,608	0.12%	—	Mar 2026
IE Izzy Englander Millennium Management	1.3M	$10,462,442	0.00%	—	Mar 2026
PJ Paul Tudor Jones Tudor Investment Corp	380.5K	$3,105,141	0.01%	—	Mar 2026

Ken Griffin

Citadel Advisors

Value

$151,258,003

18.5M

% Port.

0.02%

Steve Cohen

Point72 Asset Management

Value

$97,256,608

109.7M

% Port.

0.12%

Izzy Englander

Millennium Management

Value

$10,462,442

1.3M

% Port.

0.00%

Paul Tudor Jones

Tudor Investment Corp

Value

$3,105,141

380.5K

% Port.

0.01%

Holdings sourced from public SEC 13F filings. Data may be delayed up to 45 days. For educational research only — not investment advice. Full disclaimer →