Skip to main content

Corundum Group, Inc.

Position in MMM — 3M Co

CIK 1486083 COLORADO SPRINGS, CO

Position in MMM

as of Mar 31, 2026 · filed Apr 20, 2026
Position Value
$14,399,844
-$1,289,795 QoQ
Shares Held
99,152
+1.2% QoQ
Ownership
0.019%
of shares outstanding
% of Portfolio
5.31%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in MMM Over Time

Shares Held

Position Value (USD)

Position in Conglomerates

Industrials · as of Jun 30, 2026

Corundum Group, Inc. holds $442,426 across 1 Conglomerates name.

# Ticker Company Shares Value (USD) Open

All Filings in MMM

Export CSV
25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $14,399,844 99,152
2025-12-31 $15,689,639 97,999
2025-09-30 $15,183,742 97,846
2025-06-30 $14,942,660 98,152
2025-03-31 $14,662,502 99,840
2024-12-31 $13,495,843 104,546
2024-09-30 $13,632,544 99,726
2024-06-30 $10,681,614 104,527
2024-03-31 $10,487,566 98,874
2023-12-31 $10,366,161 94,824
2023-09-30 $9,572,645 102,250
2023-06-30 $10,247,515 102,383
2023-03-31 $9,669,592 91,995
2022-12-31 $10,569,153 88,135
2022-09-30 $9,710,629 87,879
2022-06-30 $7,740,526 59,814
2022-03-31 $8,816,970 59,222
2021-12-31 $10,102,886 56,876
2021-09-30 $9,900,526 56,439
2021-06-30 $22,392,553 112,735
2021-03-31 $9,073,302 47,090
2020-12-31 $8,218,451 47,019
2020-09-30 $7,519,972 46,947
2020-06-30 $7,647,564 49,026
2020-03-31 $6,695,133 49,045