Excalibur Management Corp

SEC CIK: 0001009003
Latest filing: Aug 3, 2026

SEC filings (opens in a new tab)

MMM holding history

3M Co in every 13F filed by Excalibur Management Corp, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MMM overview All 13F holders of MMM Full Q2 2026 holdings

Shares (Q2 2026): 9,251
Value: $1.50M
% of portfolio: 0.5%
Quarters held: 22; Since Q1 2021

Holdings of MMM by Excalibur Management Corp, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	9,251	$1.50M	0.5%	−75−0.8%	Reduced	Holders
Q1 2026	9,326	$1.35M	0.5%	+16+0.2%	Added	Holders
Q4 2025	9,310	$1.49M	0.5%	−239−2.5%	Reduced	Holders
Q3 2025	9,549	$1.48M	0.5%	+8+0.1%	Added	Holders
Q2 2025	9,541	$1.45M	0.5%	−385−3.9%	Reduced	Holders
Q1 2025	9,926	$1.46M	0.6%	−29−0.3%	Reduced	Holders
Q4 2024	9,955	$1.29M	0.5%	−183−1.8%	Reduced	Holders
Q3 2024	10,138	$1.39M	0.5%	+52+0.5%	Added	Holders
Q2 2024	10,086	$1.03M	0.4%	+245+2.5%	Added	Holders
Q1 2024	9,841	$1.04M	0.4%	+191+2.0%	Added	Holders
Q4 2023	9,650	$1.05M	0.5%	−329−3.3%	Reduced	Holders
Q3 2023	9,979	$934.2K	0.5%	+213+2.2%	Added	Holders
Q2 2023	9,766	$977.5K	0.5%	−1,090−10.0%	Reduced	Holders
Q1 2023	10,856	$1.14M	0.6%	+124+1.2%	Added	Holders
Q4 2022	10,732	$1.29M	0.7%	−435−3.9%	Reduced	Holders
Q3 2022	11,167	$1.23M	0.7%	−7−0.1%	Reduced	Holders
Q2 2022	11,174	$1.45M	0.8%	+351+3.2%	Added	Holders
Q1 2022	10,823	$1.61M	0.7%	+3,586+49.6%	Added	Holders
Q4 2021	7,237	$1.29M	0.5%	+557+8.3%	Added	Holders
Q3 2021	6,680	$1.17M	0.5%	−85−1.3%	Reduced	Holders
Q2 2021	6,765	$1.34M	0.6%	−25−0.4%	Reduced	Holders
Q1 2021	6,790	$1.31M	0.6%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.