Skip to main content

WELLINGTON MANAGEMENT GROUP LLP

Position in MLM — Martin Marietta Materials Inc

CIK 902219 Boston, MA

Position in MLM

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$897,147
+$472,494 QoQ
Shares Held
1,524
+123.5% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
22 quarters on record
Voting authority Sole 0.ToString("F0")% Shared 100.ToString("F0")% None 0.ToString("F0")%

Common Shares in MLM Over Time

Shares Held

Position Value (USD)

Position in Building Materials

Basic Materials · as of Mar 31, 2026

WELLINGTON MANAGEMENT GROUP LLP holds $1,608,251,418 across 7 Building Materials names. MLM ranks #7 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 MLM
Martin Marietta Materials Inc
This page
1,524 $897,147

All Filings in MLM

Export CSV
22 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $897,147 1,524
2025-12-31 $424,653 682
2025-09-30 $794,782 1,261
2025-06-30 $417,758 761
2025-03-31 $220,895 462
2024-12-31 $231,391 448
2024-09-30 $228,756 425
2024-06-30 $209,675 387
2024-03-31 $370,819 604
2023-12-31 $247,957 497
2023-09-30 $265,990 648
2023-06-30 $521,247 1,129
2022-06-30 $237,595 794
2022-03-31 $244,019 634
2021-12-31 $259,466 589
2021-09-30 $204,324 598
2021-06-30 $212,140 603
2021-03-31 $1,427,569 4,251
2020-12-31 $1,406,502 4,953
2020-09-30 $57,519,157 244,388
2020-06-30 $62,949,726 304,738
2020-03-31 $941,797 4,977