Skip to contentDenner Alexander J — BIOGEN IDEC INC insider: 193 transactions · InsiderLensDenner Alexander J
- Director at IMCLONE SYSTEMS INC/DE · on record since May 18, 2006
- Director at ADVENTRX PHARMACEUTICALS INC · on record since Oct 26, 2006
- Director at ENZON PHARMACEUTICALS INC · on record since May 26, 2009
- Director at BIOGEN IDEC INC · on record since Jun 12, 2009
- Director at AMYLIN PHARMACEUTICALS INC · on record since Jun 11, 2009
- Director at VIVUS INC · on record since Aug 16, 2013
- Director at ARIAD PHARMACEUTICALS INC · on record since Feb 24, 2014
- 10% owner at NEXMED INC · on record since Feb 23, 2015
- Director at MEDICINES CO /DE · on record since Feb 4, 2016
- Director at Bioverativ Inc. · on record since Mar 27, 2017
- 10% owner at Regulus Therapeutics Inc. · on record since May 17, 2019
- 10% owner at Sarissa Capital Acquisition Corp. · on record since Oct 23, 2020
- 10% owner at Iterum Therapeutics plc · on record since Nov 23, 2020
- Director at IRONWOOD PHARMACEUTICALS INC · on record since Dec 17, 2020
- 10% owner at IRONWOOD PHARMACEUTICALS INC · on record since Mar 17, 2021
- 10% owner at EDGETECH SERVICES INC · on record since May 30, 2023
Insider trading activity of Denner Alexander J
- Transactions on record
- 193
- since May 8, 2006
- Open-market buys
- 49
- $333.2M
- Open-market sells
- 19
- $59.9M
- Companies traded
- 12
- last filing Jun 17, 2026
Figures computed from official regulatory filings — methodology.
Companies where Denner Alexander J has traded
Track record of Denner Alexander J
Statistical track record
Free- Open-market buys
- 53
- Last buy
- Jun 6, 2023
Win rates and median returns are available with a free account (5 insiders/month).
Create a free account→Transaction history of Denner Alexander J
Co-insiders of Denner Alexander J
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21 tx · $3.2M · Aug 10, 2012
Schlesinger Sarah J.ARIAD PHARMACEUTICALS INC +2
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| Jun 17, 2026 | Award | 63,481 | 0.00 USD | — | SEC |
| Jun 17, 2026 | Award | 4,065 | 0.00 USD | — | SEC |
| Mar 17, 2026 | Sell | -5,800 | 3.31 USD | $19.2K | SEC |
| Mar 17, 2026 | Sell | -6,725,000 | 3.05 USD | $20.5M | SEC |
| Mar 17, 2026 | Award | 4,451 | 0.00 USD | $0 | SEC |
| Dec 17, 2025 | Award | 4,178 | 0.00 USD | $0 | SEC |
| Sep 17, 2025 | Award | 11,718 | 0.00 USD | $0 | SEC |
| Jun 12, 2025 | Award | 45,000 | 0.00 USD | $0 | SEC |
| Mar 6, 2025 | Sell | -270,374 | 17.63 USD | $4.8M | SEC |
| Mar 6, 2025 | Sell | -151,175 | 17.63 USD | $2.7M | SEC |
| Mar 6, 2025 | Sell | -1,196,746 | 17.52 USD | $21M | SEC |
| Jun 21, 2024 | Award | 24,311 | 0.00 USD | $0 | SEC |
| Mar 19, 2024 | Award | 1,662 | 0.00 USD | $0 | SEC |
| Sep 19, 2023 | Award | 1,798 | 0.00 USD | $0 | SEC |
| Jun 7, 2023 | Buy | 7,000 | 13.04 USD | $91.3K | SEC |
| Jun 7, 2023 | Buy | 8,000 | 13.05 USD | $104.4K | SEC |
| May 30, 2023 | Buy | 50,000 | 13.09 USD | $654.5K | SEC |
| May 30, 2023 | Buy | 30,000 | 13.12 USD | $393.6K | SEC |
| May 30, 2023 | Buy | 120,000 | 13.01 USD | $1.6M | SEC |
| May 15, 2023 | Buy | 290,000 | 12.34 USD | $3.6M | SEC |
| Mar 17, 2023 | Award | 1,438 | 0.00 USD | $0 | SEC |
| Dec 19, 2022 | Award | 1,244 | 0.00 USD | $0 | SEC |
| Jun 17, 2022 | Award | 1,370 | 0.00 USD | $0 | SEC |
| Sep 17, 2021 | Award | 1,137 | 0.00 USD | $0 | SEC |
| Jul 2, 2021 | Award | 775 | 0.00 USD | $0 | SEC |