Skip to contentRosenthal Arnon — Alector, Inc. insider: 55 transactions · InsiderLensRosenthal Arnon
- Director at Alector, Inc. · on record since Jun 3, 2026
- Chief Executive Officer at Alector, Inc. · on record since Jun 3, 2026
Insider trading activity of Rosenthal Arnon
- Transactions on record
- 55
- since Nov 8, 2019
- Open-market buys
- 0
- Open-market sells
- 40
- $22.3M
- Companies traded
- 1
- last filing Jun 3, 2026
Figures computed from official regulatory filings — methodology.
Companies where Rosenthal Arnon has traded
Track record of Rosenthal Arnon
Insufficient history for a statistical track record (fewer than 5 open-market buys).
Transaction history of Rosenthal Arnon
Co-insiders of Rosenthal Arnon
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Hammond PaulaAlector, Inc.
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| Jun 3, 2026 | Sell | -87,216 | 1.97 USD | $172.2K | SEC |
| Mar 13, 2026 | Award | 116,246 | 0.00 USD | $0 | SEC |
| Mar 3, 2026 | Sell | -81,864 | 2.12 USD | $173.6K | SEC |
| Dec 3, 2025 | Sell | -104,347 | 1.12 USD | $116.9K | SEC |
| Nov 12, 2025 | Award | 174,167 | 0.00 USD | $0 | SEC |
| Nov 12, 2025 | AwardD | 522,500 | 0.00 USD | $0 | SEC |
| Sep 4, 2025 | Sell | -51,562 | 2.50 USD | $128.9K | SEC |
| Jul 1, 2025 | Award | 137,125 | 0.00 USD | $0 | SEC |
| Jul 1, 2025 | AwardD | 45,700 | 0.00 USD | $0 | SEC |
| Jun 4, 2025 | Sell | -52,087 | 1.34 USD | $69.8K | SEC |
| Mar 5, 2025 | Sell | -40,330 | 1.47 USD | $59.3K | SEC |
| Dec 3, 2024 | Sell | -52,172 | 2.52 USD | $131.5K | SEC |
| Oct 2, 2024 | Award | 610,500 | 0.00 USD | $0 | SEC |
| Sep 4, 2024 | Sell | -26,499 | 4.88 USD | $129.3K | SEC |
| Jun 4, 2024 | Sell | -25,135 | 4.80 USD | $120.6K | SEC |
| Mar 5, 2024 | Sell | -18,837 | 6.92 USD | $130.4K | SEC |
| Dec 6, 2023 | Sell | -23,831 | 5.56 USD | $132.5K | SEC |
| Oct 3, 2023 | AwardD | 132,500 | 0.00 USD | $0 | SEC |
| Oct 3, 2023 | Award | 397,600 | 0.00 USD | $0 | SEC |
| Sep 6, 2023 | Sell | -5,647 | 5.19 USD | $29.3K | SEC |
| Jun 5, 2023 | Sell | -5,255 | 6.90 USD | $36.3K | SEC |
| Mar 21, 2023 | Award | 42,990 | 0.00 USD | $0 | SEC |
| Mar 21, 2023 | Sell | -15,186 | 6.22 USD | $94.5K | SEC |
| Mar 3, 2023 | Sell | -5,849 | 8.32 USD | $48.7K | SEC |
| Oct 4, 2022 | AwardD | 119,446 | 0.00 USD | $0 | SEC |