Corporate insider
Chiplock Mark
AMRCHoldLens InsiderScore
-8
Slight insider selling
Buys
1
$0
Sells
2
$11K
Dominant
mixed
Confidence
34%
Transaction history
| Date | Action | Shares | Price | Value |
|---|---|---|---|---|
| Sep 15, 2026 | SELL | 476 | $22.46 | $11K |
| Sep 10, 2026 | SELL | 1,625 | $0 | $0 |
| Sep 10, 2026 | BUY | 1,625 | $0 | $0 |
Related
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Every tracked officer at AMRC — aggregate InsiderScore + all Form 4s.
AMRC ConvictionScore
Full 13F + InsiderScore unified signal for AMRC.
Live insider feed
Every tracked Form 4 across all companies, chronological.
Deep dive
Reading for your research
Optional background reading on interpreting company disclosures and investing methods. These books do not validate a signal or predict returns.
Amazon affiliate links — as an Amazon Associate, HoldLens earns from qualifying purchases and membership trials at no extra cost to you. These are books we genuinely recommend. Not investment advice; always do your own research.
Benjamin Graham
The Intelligent Investor
The foundational text. Buffett calls it 'by far the best book about investing ever written.'
See price on Amazon
Benjamin Graham & David Dodd
Security Analysis
The deep dive behind The Intelligent Investor — how to actually read a filing and value a business.
See price on Amazon
See the full investing reading list
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