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MARA · AXP in the 13F filings

Two to four stocks side by side among the 95 tracked managers: who lists them, how that has moved, who bought and sold in a quarter, and which managers hold more than one.

Holders over time

Tracked managers listing each stock every quarter, at least, or their combined reported value. A gap is a quarter in which no tracked manager listed it. Click a quarter to compare there.
  • MARA
  • AXP
010203040202120222023202420252026
Holders and value by quarter
QuarterMARAAXP
Q3 2020none listed holders, n.a.24 holders, $25.7bn
Q4 2020none listed holders, n.a.21 holders, $30.8bn
Q1 20213 holders, $148m24 holders, $36.9bn
Q2 20214 holders, $58m21 holders, $42.9bn
Q3 20212 holders, $4.7m26 holders, $42.0bn
Q4 20212 holders, $47m27 holders, $39.7bn
Q1 20222 holders, $5.9m20 holders, $45.0bn
Q2 20222 holders, $928k36 holders, $33.2bn
Q3 20221 holders, $2k35 holders, $32.3bn
Q4 20221 holders, $1k35 holders, $34.4bn
Q1 20231 holders, $2k32 holders, $38.7bn
Q2 2023none listed holders, n.a.30 holders, $40.1bn
Q3 2023none listed holders, n.a.34 holders, $34.1bn
Q4 20233 holders, $272m28 holders, $42.5bn
Q1 20242 holders, $186m33 holders, $52.6bn
Q2 20242 holders, $137m31 holders, $52.6bn
Q3 2024none listed holders, n.a.30 holders, $60.7bn
Q4 20241 holders, $9.3m26 holders, $65.8bn
Q1 20253 holders, $35m33 holders, $59.9bn
Q2 20253 holders, $79m29 holders, $69.4bn
Q3 202511 holders, $683m30 holders, $70.8bn
Q4 20253 holders, $74m31 holders, $77.2bn
Q1 20262 holders, $30m33 holders, $61.2bn
Q2 20264 holders, $170m30 holders, $65.4bn
MARA

Marathon Digital Holdings

Holders
11
Reported value
$683m
Buyers
11
Sellers
0

Breadth +11 among 95 comparable managers.

AXP

American Express Co

Holders
30
Reported value
$70.8bn
Buyers
11
Sellers
16

Breadth -5 among 95 comparable managers.

Who holds both, Q3 2025

Among the 36 tracked managers listing any of them. "Only" is about listed positions: a manager may hold the other below its listed range.

How much of the picture this is

A 13F is a manager’s long US-listed equity book at a quarter end, filed up to 45 days later. Buyers and sellers count comparable managers (those that filed both quarters) by shares, so a rise in value with no rise in shares is the price. Large books are listed to their largest positions. These are 95 tracked managers, not the institutional market.

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