Rosenthal Arnon: insider trades.
Rosenthal Arnon reported 5 non-derivative transactions on 2 SEC ownership filings in Q3 2026: 0 open-market purchases and 1 sale ($193K), across 1 company.
- Transactions
- 5
- Purchases (P)
- 0
- Sales (S)
- 1
- Companies
- 1
- Name as filed
- Rosenthal Arnon
Companies
| Company | Relationship | Transactions |
|---|---|---|
| Alector, Inc. (ALEC) | Director, Officer · Chief Executive Officer | 5 |
Transactions
| Date | Company | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-03 | Alector, Inc. | S | 72,606 | $2.66 | 2,294,600 | Form 4 |
| 2026-08-19 | Alector, Inc. | G | 350,000 | $0 | 1,002,500 | Form 4 |
| 2026-08-19 | Alector, Inc. | G | 1,050,000 | $0 | 922,875 | Form 4 |
| 2026-08-19 | Alector, Inc. | G | 350,000 | $0 | 1,002,500 | Form 4 |
| 2026-08-19 | Alector, Inc. | G | 350,000 | $0 | 1,002,500 | Form 4 |
Questions
What stock did Rosenthal Arnon buy or sell?
Rosenthal Arnon reported 5 non-derivative transactions on 2 SEC ownership filings in Q3 2026: 0 open-market purchases and 1 sale ($193K), across 1 company.
Is Rosenthal Arnon the same person as other filers with this name?
This page covers SEC CIK 1757770 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.
Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.
Plain-text version for agents and LLMs: /insiders/rosenthal-arnon-1757770.md
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