Who
Cathy Friedman
Director
Company insider
Files Form 4 as: Director, Lyell Immunopharma; Director, Seer; Director, Radius Health; Director, Yahoo; Director, Innoviva; Director, Xenoport; Director, EnteroMedics.
In numbers
- Trades disclosed
- 102
- Buys
- 4
- Sells
- 0
- Bought
- $429K
- Sold
- $0
- Companies
- 7
- Companies where not an officer
- 7
- First trade
- 6 Sep 2007
- Last trade
- 10 Jun 2026
- Last filed
- 12 Jun 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 10 Jun 2026filed 12 Jun 2026 | LYEL Lyell Immunopharmaoption or derivative · Biotechnology | SEC FORM 4 Code A | —9,250 at $0.00 | filing |
| 10 Jun 2026filed 12 Jun 2026 | LYEL Lyell Immunopharmaoption or derivative · Biotechnology | SEC FORM 4 Code A | —9,250 at $0.00 | filing |
| 15 May 2025filed 19 May 2025 | LYEL Lyell Immunopharmaoption or derivative · Biotechnology | SEC FORM 4 Code A | —130,000 at $0.00 | filing |
| 14 Jun 2024filed 17 Jun 2024 | LYEL Lyell Immunopharmaoption or derivative · Biotechnology | SEC FORM 4 Code A | —130,000 at $0.00 | filing |
| 8 Sep 2023filed 8 Sep 2023 | LYEL Lyell Immunopharmaoption or derivative · Biotechnology | SEC FORM 4 Code A | —55,000 at $0.00 | filing |
| 16 Jun 2023filed 20 Jun 2023 | LYEL Lyell Immunopharmaoption or derivative · Biotechnology | SEC FORM 4 Code A | —65,000 at $0.00 | filing |
| 14 Jun 2023filed 16 Jun 2023 | SEER Seeroption or derivative · Life-science tools | SEC FORM 4 Code A | —34,735 at $0.00 | filing |
| 14 Jun 2023filed 16 Jun 2023 | SEER SeerLife-science tools | SEC FORM 4 Code A | —23,443 at $0.00 | filing |
| 15 Aug 2022filed 15 Aug 2022 | Radius Healthoption or derivative | SEC FORM 4 Code D | $36K10,000 at $3.60 | filing |
| 15 Aug 2022filed 15 Aug 2022 | Radius Health | SEC FORM 4 Code D | $268K26,800 at $10.00 | filing |
| 15 Jun 2022filed 17 Jun 2022 | SEER Seeroption or derivative · Life-science tools | SEC FORM 4 Code A | —29,640 at $0.00 | filing |
| 15 Jun 2022filed 17 Jun 2022 | SEER SeerLife-science tools | SEC FORM 4 Code A | —9,945 at $0.00 | filing |
| 8 Jun 2022filed 10 Jun 2022 | LYEL Lyell Immunopharmaoption or derivative · Biotechnology | SEC FORM 4 Code A | —65,000 at $0.00 | filing |
| 14 Jan 2022filed 25 Jan 2022 | Radius Healthoption or derivative | SEC FORM 4 Code A | —10,000 at $0.00 | filing |
| 14 Jan 2022filed 25 Jan 2022 | Radius Health | SEC FORM 4 Code A | —5,500 at $0.00 | filing |
| 14 Dec 2021filed 14 Dec 2021 | LYEL Lyell ImmunopharmaBiotechnology | SEC FORM 4 Code J | —3,765,842 at $0.00 | filing |
| 14 Dec 2021filed 14 Dec 2021 | LYEL Lyell ImmunopharmaBiotechnology | SEC FORM 4 Code J | —218,722 at $0.00 | filing |
| 21 Jun 2021filed 23 Jun 2021 | LYEL Lyell ImmunopharmaBiotechnology | SEC FORM 4 Code C | —3,765,842 | filing |
| 21 Jun 2021filed 23 Jun 2021 | LYEL Lyell ImmunopharmaBiotechnology | SEC FORM 4 Bought | $300K17,648 at $17.00 | filing |
| 21 Jun 2021filed 23 Jun 2021 | LYEL Lyell Immunopharmaoption or derivative · Biotechnology | SEC FORM 4 Code C | —3,765,842 | filing |
News
Lyell Immunopharma (NASDAQ:LYEL) versus Lakefront Biotherapeutics American Depositary Shares (NASDAQ:LKFT) Critical ComparisonLYEL · themarketsdaily.com · 20 Oct 2026Reviewing Neuphoria Therapeutics (NASDAQ:NEUP) & Lyell Immunopharma (NASDAQ:LYEL)LYEL · dailypolitical.com · 18 Oct 2026
0 headlines in the last 90 days name Cathy Friedman; 2 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.