Corporate insider
LINDSAY JOHN W
ACAHoldLens InsiderScore
-2
Mixed insider activity
Buys
2
$438.45
Sells
2
$4.10M
Dominant
mixed
Confidence
29%
Transaction history
| Date | Action | Shares | Price | Value |
|---|---|---|---|---|
| Oct 23, 2026 | SELL | 7,405 | $150 | $1.11M |
| Oct 23, 2026 | SELL | 19,931 | $150 | $2.99M |
| Sep 30, 2026 | BUY | 3 | $146.15 | $438.45 |
| May 13, 2026 | BUY | 1,087 | $0 | $0 |
Related
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Every tracked officer at ACA — aggregate InsiderScore + all Form 4s.
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Full 13F + InsiderScore unified signal for ACA.
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.'
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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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