Corporate insider
Giancarlo Charles H
PHoldLens InsiderScore
-85
Heavy insider selling
Buys
1
$8.50M
Sells
16
$60.63M
Dominant
sell
Confidence
94%
Transaction history
| Date | Action | Shares | Price | Value |
|---|---|---|---|---|
| Sep 20, 2026 | SELL | 30,036 | $104.14 | $3.13M |
| Sep 10, 2026 | SELL | 4,605 | $96.34 | $444K |
| Sep 10, 2026 | SELL | 24,372 | $95.63 | $2.33M |
| Sep 10, 2026 | SELL | 41,023 | $94.66 | $3.88M |
| May 11, 2026 | SELL | 500,000 | $0 | $0 |
| May 11, 2026 | SELL | 4,300 | $93.41 | $402K |
| May 11, 2026 | SELL | 6,825 | $92.22 | $629K |
| May 11, 2026 | SELL | 11,675 | $91.41 | $1.07M |
| May 11, 2026 | SELL | 167,068 | $90.15 | $15.06M |
| May 11, 2026 | SELL | 21,239 | $89.26 | $1.90M |
| May 11, 2026 | SELL | 43,918 | $88.4 | $3.88M |
| May 11, 2026 | SELL | 82,967 | $87.19 | $7.23M |
| May 11, 2026 | SELL | 117,702 | $86.54 | $10.19M |
| May 11, 2026 | SELL | 27,900 | $85.63 | $2.39M |
| May 11, 2026 | SELL | 60,107 | $84.32 | $5.07M |
| May 11, 2026 | SELL | 36,299 | $83.49 | $3.03M |
| May 11, 2026 | BUY | 500,000 | $17 | $8.50M |
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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.
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See the full investing reading list
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