Hamamatsu Photonics K.K. vs STEM
On overall TruNorth grade, STEM scores higher (Hamamatsu Photonics K.K.: F, STEM: B). Both graded from public records across nine values categories.
Political donations
No public record found.
FEC: $1.02M in executive political donations; partisan lean Democratic +62 across 26 executive donors.
Environment
No public record found.
No public record found.
Labor
No public record found.
7 federal penalties totaling $15.2M since 2000 (Violation Tracker).
DEI
No public record found.
No public record found.
Charity
No public record found.
No public record found.
Animal testing
No public record found.
No public record found.
Firearms
No public record found.
No public record found.
Privacy
No public record found.
No public record found.
Executive pay
No public record found.
CEO-to-median-worker pay ratio 13:1 (median employee pay $160; CEO total compensation $2K) — SEC proxy statement (DEF 14A, 2025).
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