Company insider activity
KSPI — insider activity
KSPI — 47 tracked Form 4 transactions across 2 distinct insiders. Scored on HoldLens's signed −100..+100 InsiderScore.
HoldLens InsiderScore
-100
Heavy insider selling
Buys
1
$0
Sells
46
$41.92M
Cluster
No
3+ officers · 30d
Confidence
100%
sample × size
All tracked transactions
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KSPI ConvictionScore
Full 13F + InsiderScore unified signal for KSPI.
Live insider feed
Every tracked Form 4 across all companies, chronological.
Insider methodology
How InsiderScore is computed — role, action, recency, cluster bonus.
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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