SEC 13F Intelligence

Aufman Associates Inc / MTX

Aufman Associates Inc’s Minerals Technologies Inc Position

Does Aufman Associates Inc own Minerals Technologies Inc (MTX)? Yes — 38.0K shares worth $3M (+1.32% of its 13F portfolio) as of Q1 2026.

Position Value
$3M
Q1 2026
Shares
38.0K
% of Portfolio
+1.32%
Quarters Held
23
currently held

Position History MTX

Reported value by quarter
Q1 ’20: $2MQ1 ’20Q2 ’20: $3MQ3 ’20: $4MQ4 ’20: $4MQ4 ’20Q3 ’21: $580,000Q4 ’21: $608,000Q1 ’22: $551,000Q1 ’22Q2 ’22: $511,000Q3 ’22: $412,000Q4 ’22: $506,549Q4 ’22Q1 ’23: $504,454Q2 ’23: $482,094Q3 ’23: $4MQ3 ’23Q4 ’23: $4MQ1 ’24: $4MQ2 ’24: $3MQ2 ’24Q3 ’24: $4MQ4 ’24: $3MQ1 ’25: $2MQ1 ’25Q2 ’25: $2MQ3 ’25: $2MQ4 ’25: $2MQ4 ’25Q1 ’26: $3Mfilingsflow.com
QuarterSharesValue% of Portfolio
Q1 202638.0K$3M+1.32%
Q4 202538.0K$2M+1.19%
Q3 202538.0K$2M+1.33%
Q2 202538.0K$2M+1.29%
Q1 202537.0K$2M+1.62%
Q4 202436.0K$3M+1.85%
Q3 202448.5K$4M+2.41%
Q2 202435.4K$3M+2.10%
Q1 202455.4K$4M+2.94%
Q4 202359.2K$4M+3.19%
Q3 202374.2K$4M+3.41%
Q2 20238.4K$482,094+0.40%
Q1 20238.3K$504,454+0.43%
Q4 20228.3K$506,549+0.47%
Q3 20228.3K$412,000+0.43%
Q2 20228.3K$511,000+0.49%
Q1 20228.3K$551,000+0.43%
Q4 20218.3K$608,000+0.45%
Q3 20218.3K$580,000+0.48%
Q4 202072.2K$4M+4.02%
Q3 202068.7K$4M+3.77%
Q2 202068.7K$3M+3.66%
Q1 202068.7K$2M+3.44%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Aufman Associates Inc’s full portfolio or all institutional holders of MTX.