Skip to contentNELSEN ROBERT — VIRCO MFG CORPORATION insider: 465 transactions · InsiderLensNELSEN ROBERT
- 10% owner at Neumora Therapeutics, Inc. · on record since Sep 29, 2023
- Director at ADOLOR CORP · on record since May 19, 2006
- 10% owner at BOLD ENERGY INC. · on record since Mar 27, 2024
- 10% owner at CELEBRATE EXPRESS, INC. · on record since Sep 3, 2008
- 10% owner at Trubion Pharmaceuticals, Inc · on record since Oct 25, 2006
- 10% owner at Rapport Therapeutics, Inc. · on record since Jun 10, 2024
- Director at NeurogesX Inc · on record since Jun 20, 2007
- 10% owner at NeurogesX Inc · on record since Jun 20, 2007
- 10% owner at Maze Therapeutics, Inc. · on record since Jan 30, 2025
- 10% owner at Metsera, Inc. · on record since Jan 30, 2025
- Director at Metsera, Inc. · on record since Nov 14, 2025
- 10% owner at Kardigan, Inc. · on record since Jun 18, 2026
- 10% owner at ALNYLAM PHARMACEUTICALS, INC. · on record since Jun 1, 2004
- Director at Lyell Immunopharma, Inc. · on record since Jun 23, 2021
- 10% owner at Lyell Immunopharma, Inc. · on record since Jun 23, 2021
- 10% owner at Verve Therapeutics, Inc. · on record since Jun 23, 2021
- 10% owner at Seaport Therapeutics, Inc. · on record since Apr 30, 2026
- Director at ILLUMINA INC · on record since Dec 1, 2003
- 10% owner at ILLUMINA INC · on record since Dec 1, 2003
- Director at KYTHERA BIOPHARMACEUTICALS INC · on record since Oct 16, 2012
- 10% owner at KYTHERA BIOPHARMACEUTICALS INC · on record since Oct 16, 2012
- 10% owner at BLUE HOLDINGS, INC. · on record since Jun 26, 2013
- 10% owner at Receptos, Inc. · on record since May 14, 2013
- Director at AGIOS PHARMACEUTICALS, INC. · on record since Jul 31, 2013
- 10% owner at AGIOS PHARMACEUTICALS, INC. · on record since Jul 31, 2013
- Director at FATE THERAPEUTICS INC · on record since Sep 30, 2013
- 10% owner at FATE THERAPEUTICS INC · on record since Sep 30, 2013
- 10% owner at Achaogen Inc · on record since Mar 17, 2014
- Director at Sana Biotechnology, Inc. · on record since Jun 5, 2026
- 10% owner at Sana Biotechnology, Inc. · on record since Jun 5, 2026
- Director at Prime Medicine, Inc. · on record since Jun 8, 2026
- 10% owner at Prime Medicine, Inc. · on record since Jun 8, 2026
- Director at SAGE FUND LP · on record since Jul 23, 2014
- 10% owner at SAGE FUND LP · on record since Jul 23, 2014
- 10% owner at PAULSON CAPITAL CORP · on record since Aug 4, 2014
- Director at JUNO LIGHTING INC · on record since Dec 23, 2014
- 10% owner at JUNO LIGHTING INC · on record since Dec 23, 2014
- Director at XCYTE THERAPIES INC · on record since Mar 10, 2004
- 10% owner at XCYTE THERAPIES INC · on record since Mar 10, 2004
- Director at Bellerophon Therapeutics, Inc. · on record since Feb 23, 2015
- 10% owner at Bellerophon Therapeutics, Inc. · on record since Feb 23, 2015
- See footnote 1 at KYTHERA BIOPHARMACEUTICALS INC · on record since Mar 17, 2015
- 10% owner at Ruthigen, Inc. · on record since Jun 25, 2015
- 10% owner at ADESTO TECHNOLOGIES Corp · on record since Oct 28, 2015
- 10% owner at XTERA COMMUNICATIONS, INC. · on record since Nov 18, 2015
- Director at Syros Pharmaceuticals, Inc. · on record since Jun 29, 2016
- 10% owner at Syros Pharmaceuticals, Inc. · on record since Jun 29, 2016
- 10% owner at PHASERX, INC. · on record since May 25, 2016
- 10% owner at IMPINJ INC · on record since Aug 30, 2016
- Director at Sienna Biopharmaceuticals, Inc. · on record since Jul 26, 2017
- 10% owner at Sienna Biopharmaceuticals, Inc. · on record since Jul 26, 2017
- 10% owner at Quanterix Corp · on record since Dec 13, 2017
- Director at Denali Therapeutics Inc. · on record since Dec 12, 2017
- 10% owner at Denali Therapeutics Inc. · on record since Dec 12, 2017
- 10% owner at Q32 Bio Inc. · on record since Mar 27, 2018
- 10% owner at Scholar Rock Holding Corp · on record since May 31, 2018
- Director at Unity Biotechnology, Inc. · on record since May 7, 2018
- 10% owner at Unity Biotechnology, Inc. · on record since May 7, 2018
- Insider at Ruthigen, Inc. · on record since Apr 5, 2018
- 10% owner at Twist Bioscience Corp · on record since Oct 30, 2018
- 10% owner at Gossamer Bio, Inc. · on record since Feb 12, 2019
- Director at Karuna Therapeutics, Inc. · on record since Jun 27, 2019
- 10% owner at Karuna Therapeutics, Inc. · on record since Jun 27, 2019
- Director at CHARTWELL DIVIDEND & INCOME FUND INC · on record since Aug 12, 2019
- 10% owner at CHARTWELL DIVIDEND & INCOME FUND INC · on record since Aug 12, 2019
- Director at VIRCO MFG CORPORATION · on record since Oct 18, 2019
- 10% owner at VIRCO MFG CORPORATION · on record since Oct 18, 2019
- Director at Beam Therapeutics Inc. · on record since Feb 11, 2020
- 10% owner at Beam Therapeutics Inc. · on record since Feb 11, 2020
- 10% owner at Metacrine, Inc. · on record since Sep 22, 2020
- 10% owner at 908 Devices Inc. · on record since Dec 22, 2020
- 10% owner at Codiak BioSciences, Inc. · on record since Oct 20, 2020
- Director at Revolution Healthcare Acquisition Corp. · on record since Mar 17, 2021
- 10% owner at DA32 Life Science Tech Acquisition Corp. · on record since Jul 27, 2021
- 10% owner at Erasca, Inc. · on record since Jul 20, 2021
- Director at Kardigan, Inc. · on record since Jun 24, 2026
Insider trading activity of NELSEN ROBERT
- Transactions on record
- 465
- since Nov 24, 2003
- Open-market buys
- 29
- $127.6M
- Open-market sells
- 16
- $20.7M
- Companies traded
- 32
- last filing Jun 8, 2026
Figures computed from official regulatory filings — methodology.
Companies where NELSEN ROBERT has traded
- Prime Medicine, Inc.20 tx · $43.6M · Jun 8, 2026
- Sana Biotechnology, Inc.29 tx · $10M · Jun 5, 2026
- Lyell Immunopharma, Inc.10 tx · Jun 17, 2024
- Rapport Therapeutics, Inc.3 tx · Jun 10, 2024
- VIRCO MFG CORPORATION92 tx · $20M · Jun 3, 2024
- Neumora Therapeutics, Inc.19 tx · $28.4M · Sep 29, 2023
- DA32 Life Science Tech Acquisition Corp.1 tx · Aug 10, 2023
- Verve Therapeutics, Inc.6 tx · Jun 23, 2021
- Denali Therapeutics Inc.17 tx · Jun 4, 2021
Track record of NELSEN ROBERT
Statistical track record
Free- Open-market buys
- 32
- Last buy
- Aug 1, 2025
Win rates and median returns are available with a free account (5 insiders/month).
Create a free account→Transaction history of NELSEN ROBERT
Co-insiders of NELSEN ROBERT
This page republishes public regulatory disclosures. Concerned by this data? Exercise your right to object →
21 tx · $3.2M · Apr 15, 2021
ARCH Venture Partners IX, LLCBeam Therapeutics Inc. +6
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| Jun 8, 2026 | AwardD | 75,000 | 0.00 USD | $0 | SEC |
| Jun 5, 2026 | AwardD | 90,000 | 0.00 USD | $0 | SEC |
| Aug 5, 2025 | OtherD | -45,000 | — | — | SEC |
| Aug 5, 2025 | OtherD | -39,062 | — | — | SEC |
| Aug 5, 2025 | AwardD | 39,062 | — | — | SEC |
| Aug 5, 2025 | AwardD | 45,000 | — | — | SEC |
| Aug 1, 2025 | Buy | 3,030,300 | 3.30 USD | $10M | SEC |
| Jun 9, 2025 | AwardD | 80,000 | 0.00 USD | $0 | SEC |
| Jun 5, 2025 | AwardD | 55,000 | 0.00 USD | $0 | SEC |
| Jul 15, 2024 | AwardD | 65,000 | 0.00 USD | $0 | SEC |
| Jun 17, 2024 | AwardD | 130,000 | 0.00 USD | $0 | SEC |
| Jun 14, 2024 | AwardD | 45,000 | 0.00 USD | $0 | SEC |
| Jun 10, 2024 | OtherD | -20,000,000 | 0.00 USD | $0 | SEC |
| Jun 10, 2024 | OtherD | -11,924,138 | 0.00 USD | $0 | SEC |
| Jun 10, 2024 | Other | 3,728,738 | 0.00 USD | $0 | SEC |
| Jun 3, 2024 | AwardD | 16,000 | 0.00 USD | $0 | SEC |
| Jun 3, 2024 | Award | 8,000 | 0.00 USD | $0 | SEC |
| Feb 20, 2024 | Buy | 3,200,000 | 6.25 USD | $20M | SEC |
| Feb 12, 2024 | Buy | 363,637 | 5.50 USD | $2M | SEC |
| Feb 12, 2024 | Buy | 727,272 | 5.50 USD | $4M | SEC |
| Feb 12, 2024 | Buy | 727,272 | 5.50 USD | $4M | SEC |
| Sep 29, 2023 | Buy | 16,841 | 13.06 USD | $219.9K | SEC |
| Sep 29, 2023 | Buy | 25,110 | 13.69 USD | $343.8K | SEC |
| Sep 29, 2023 | Buy | 34,560 | 13.98 USD | $483.1K | SEC |
| Sep 27, 2023 | Buy | 34,000 | 11.73 USD | $398.8K | SEC |