Summary
Updated Aug 31, 2026
Mary Lake Ph D. Polan is Director of QuidelOrtho Corp (QDEL). 7 SEC Form 4 filings on record going back to 2025, most recently on 29 June 2026. Most recent open-market trade: bought $22K of QDEL on 24 November 2025. Lifetime open-market purchases: $22K.
Recent Transactions
7Every recent SEC Form 4 transaction Mary Lake Ph D. Polan has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Mary Lake Ph D. Polan go back to 2025: 7 primary Form 4 filings, an average of 3.5 per year. The typical open-market purchase is $22K (1 buy totaling $22K). The largest single buy on record is $22K of QDEL in 2025. 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 Mary Lake Ph D. Polan 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.
- Brian J. Blaser - $750K of QDEL open-market activity in the last 12 months
- Joseph M. Busky - $284K of QDEL open-market activity in the last 12 months
- Matthew Strobeck - $240K of QDEL open-market activity in the last 12 months
- Kenneth J. Widder - $112K of QDEL open-market activity in the last 12 months
- Joseph D. Wilkins Jr. - $10K of QDEL 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 Mary Lake Ph D. Polan?
Mary Lake Ph D. Polan is a corporate insider, tracked as Director of QuidelOrtho Corp (QDEL). InsiderAlpha holds 7 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Mary Lake Ph D. Polan submitted recently?
3 primary Form 4 filings in the last 90 days, covering 1 company.
Has Mary Lake Ph D. Polan been buying or selling stock?
Recorded transactions: 1 open-market purchase ($22K) and 0 open-market sales across all tracked filings.
Where can I see all of Mary Lake Ph D. Polan'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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