Form 13-F position report

MARA HOLDINGS, INC. COMMON STO

Reported by PRICE T ROWE ASSOCIATES INC MD

MARA CUSIP 565788106 Manager CIK 0000080255

Reported 1,434,231 shares, down 462,969 (24.4%) from the prior quarter.

Reported value -48.2%; share count -24.4% vs. the prior quarter.

Reduced
% of reported 13F value < 0.01% This manager · Q1 2025
Shares 1,434,231 Quarter-end amount reported
Reported value $16,495,000 Fair value at quarter end
Consecutive quarters held 17 Through Q1 2025

Reported position value by quarter

Reported position value by quarter

Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.

Reported position value by quarter
Date Holding Value
2021-09-30 924000
2021-12-31 918000
2022-03-31 842000
2022-06-30 167000
2022-09-30 423000
2022-12-31 145000
2023-03-31 389000
2023-06-30 777000
2023-09-30 566000
2023-12-31 24789000
2024-03-31 2502000
2024-06-30 2962000
2024-09-30 10527000
2024-12-31 31817000
2025-03-31 16495000
2025-06-30 23120000
2025-09-30 27696000
2025-12-31 2861000
2026-03-31 3048000
2026-06-30 6159000

Quarterly position history

How this manager's reported quarter-end position changed over time.

20 quarters
Quarterly reported position history for MARA HOLDINGS, INC. COMMON STO held by PRICE T ROWE ASSOCIATES INC MD.
Quarter Activity Shares Change % of reported 13F Reported value Filed Source filing
Q2 2026 Added 443,344 +69,928 (18.7%) < 0.01% $6,159,000 2026-08-14
Q1 2026 Added 373,416 +54,895 (17.2%) < 0.01% $3,048,000 2026-05-15
Q4 2025 Reduced 318,521 -1,198,194 (-79.0%) < 0.01% $2,861,000 2026-02-17
Q3 2025 Added 1,516,715 +42,323 (2.9%) < 0.01% $27,696,000 2025-11-14
Q2 2025 Added 1,474,392 +40,161 (2.8%) < 0.01% $23,120,000 2025-08-14
Q1 2025 Reduced 1,434,231 -462,969 (-24.4%) < 0.01% $16,495,000 2025-05-14
Q4 2024 Added 1,897,200 +1,248,292 (192.4%) < 0.01% $31,817,000 2025-02-14
Q3 2024 Added 648,908 +499,695 (334.9%) < 0.01% $10,527,000 2024-11-14
Q2 2024 Added 149,213 +38,413 (34.7%) < 0.01% $2,962,000 2024-08-14
Q1 2024 Reduced 110,800 -944,442 (-89.5%) < 0.01% $2,502,000 2024-05-15
Q4 2023 Added 1,055,242 +988,766 (1487.4%) < 0.01% $24,789,000 2024-02-14
Q3 2023 Added 66,476 +10,451 (18.7%) < 0.01% $566,000 2023-11-14
Q2 2023 Added 56,025 +11,518 (25.9%) < 0.01% $777,000 2023-08-14
Q1 2023 Added 44,507 +2,107 (5.0%) < 0.01% $389,000 2023-05-15
Q4 2022 Added 42,400 +2,942 (7.5%) < 0.01% $145,000 2023-02-14
Q3 2022 Added 39,458 +8,124 (25.9%) < 0.01% $423,000 2022-11-14
Q2 2022 Added 31,334 +1,222 (4.1%) < 0.01% $167,000 2022-08-15
Q1 2022 Added 30,112 +2,185 (7.8%) < 0.01% $842,000 2022-05-16
Q4 2021 Reduced 27,927 -1,323 (-4.5%) < 0.01% $918,000 2022-02-14
Q3 2021 Added 29,250 +8,848 (43.4%) < 0.01% $924,000 2021-11-15
Five years are shown. A free account unlocks the complete reported history. Unlock full history

Who else reported the position

412 managers reported MARA HOLDINGS, INC. COMMON STO for Q1 2025.

Managers reporting MARA HOLDINGS, INC. COMMON STO in Q1 2025.
Manager Activity Shares Change % of reported 13F Reported value Tenure
BlackRock Inc Added 53,911,217 +3,814,515 0.01% $619,978,999 3 qtrs
VANGUARD GROUP INC Added 39,811,453 +1,028,512 < 0.01% $457,831,711 17 qtrs
STATE STREET CORPORATION Added 13,263,796 +839,541 < 0.01% $152,533,654 17 qtrs
GEODE CAPITAL MANAGEMENT LLC Added 8,909,804 +1,233,810 < 0.01% $102,483,742 17 qtrs
MORGAN STANLEY Reduced 7,188,230 -374,227 < 0.01% $82,664,662 17 qtrs
AMERICAN CENTURY COMPANIES INC Added 6,289,953 +2,250,082 0.04% $72,334,460 11 qtrs
UBS Group AG Added 5,892,155 +1,651,789 0.01% $67,759,784 17 qtrs
The Goldman Sachs Group Inc Added 3,762,543 +487,875 < 0.01% $43,269,245 17 qtrs
NORTHERN TRUST CORPORATION Added 3,529,782 +236,251 < 0.01% $40,592,495 17 qtrs
CHARLES SCHWAB INVESTMENT MANAGEMENT INC Added 3,322,618 +294,161 < 0.01% $38,210,107 17 qtrs
Premium adds each manager's conviction percentile across reporting peers.
Filing details and methodology As reported
Report period
March 31, 2025
Filed
May 14, 2025
Filing type
13F-HR
Position type
COMM STK

Voting authority reported

Sole
1,434,231
Shared
0
None
0

“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.

Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.