Summary
Updated Aug 31, 2026
Colleen Sjogren is Chief Commercial Officer of Nuvation Bio Inc. (NUVB). 1 SEC Form 4 filing on record, dated 4 March 2026.
Trading Pattern
InsiderAlpha's records for Colleen Sjogren go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Colleen Sjogren files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Gary Hattersley - $3.88M of NUVB open-market activity in the last 12 months
- Dongfang Liu - $1.87M of NUVB open-market activity in the last 12 months
- Kerry Wentworth - $1.47M of NUVB open-market activity in the last 12 months
- David C. Hanley - $1.43M of NUVB open-market activity in the last 12 months
- Stacy Markel - $753K of NUVB open-market activity in the last 12 months
- Philippe Sauvage - $286K of NUVB open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Colleen Sjogren?
Colleen Sjogren is a corporate insider, tracked as Chief Commercial Officer of Nuvation Bio Inc. (NUVB). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Colleen Sjogren last file a Form 4?
The only primary Form 4 on record is dated 4 March 2026.
Where can I see all of Colleen Sjogren's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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