Who
Kenneth J. Widder
Director
Company insider
Files Form 4 as: Director, QuidelOrtho; Director, Personalis; Director and 10% owner, Evoke Pharma; Director, Quidel Corp /de/; Director, Sirion Holdings.
In numbers
- Trades disclosed
- 157
- Buys
- 1
- Sells
- 1
- Bought
- $1.3M
- Sold
- $112K
- Companies
- 5
- Companies where not an officer
- 5
- First trade
- 21 Dec 2006
- Last trade
- 25 Jun 2026
- Last filed
- 29 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 | |
|---|---|---|---|---|
| 25 Jun 2026filed 29 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code A | —15,532 at $0.00 | filing |
| 25 Jun 2026filed 29 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code A | —6,656 at $0.00 | filing |
| 25 Jun 2026filed 29 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code A | —1,997 at $0.00 | filing |
| 25 Jun 2026filed 29 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code A | —15,532 at $0.00 | filing |
| 25 Jun 2026filed 29 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code A | —6,656 at $0.00 | filing |
| 25 Jun 2026filed 29 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code A | —1,997 at $0.00 | filing |
| 6 Jun 2026filed 9 Jun 2026 | QDEL QuidelOrthoDiagnostics & Labs | SEC FORM 4 Code A | —910 at $0.00 | filing |
| 6 Jun 2026filed 9 Jun 2026 | QDEL QuidelOrthoDiagnostics & Labs | SEC FORM 4 Code A | —273 at $0.00 | filing |
| 6 Jun 2026filed 9 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code M | —910 at $0.00 | filing |
| 6 Jun 2026filed 9 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code M | —910 at $0.00 | filing |
| 6 Jun 2026filed 9 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code M | —273 at $0.00 | filing |
| 6 Jun 2026filed 9 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code M | —273 at $0.00 | filing |
| 6 Jun 2026filed 9 Jun 2026 | QDEL QuidelOrthoDiagnostics & Labs | SEC FORM 4 Code A | —910 at $0.00 | filing |
| 6 Jun 2026filed 9 Jun 2026 | QDEL QuidelOrthoDiagnostics & Labs | SEC FORM 4 Code A | —273 at $0.00 | filing |
| 29 May 2026filed 2 Jun 2026 | QDEL QuidelOrthoDiagnostics & Labs | SEC FORM 4 Code A | —6,829 at $0.00 | filing |
| 29 May 2026filed 2 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code M | —6,829 at $0.00 | filing |
| 29 May 2026filed 2 Jun 2026 | QDEL QuidelOrthooption or derivative · Diagnostics & Labs | SEC FORM 4 Code M | —6,829 at $0.00 | filing |
| 29 May 2026filed 2 Jun 2026 | QDEL QuidelOrthoDiagnostics & Labs | SEC FORM 4 Code A | —6,829 at $0.00 | filing |
| 12 May 2026filed 14 May 2026 | PSNL PersonalisDiagnostics & Labs | SEC FORM 4 Code A | —6,250 at $0.00 | filing |
| 12 May 2026filed 14 May 2026 | PSNL Personalisoption or derivative · Diagnostics & Labs | SEC FORM 4 Code A | —37,500 at $0.00 | filing |
News
Financial Comparison: LivaNova (NASDAQ:LIVN) vs. QuidelOrtho (NASDAQ:QDEL)QDEL · themarketsdaily.com · 17 Oct 2026QuidelOrtho Grants Stock Units Covering 50,323 Shares to Two New HiresQDEL · econotimes.com · 16 Oct 2026Analyzing LivaNova (NASDAQ:LIVN) & QuidelOrtho (NASDAQ:QDEL)QDEL · themarketsdaily.com · 16 Oct 2026
0 headlines in the last 90 days name Kenneth J. Widder; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.