Summary
Updated Aug 31, 2026
Glenn H. Nussdorf is Director of Organogenesis Holdings Inc. (ORGO). 3 SEC Form 4 filings on record, most recently on 18 December 2025. Most recent open-market trade: sold $1.03M of ORGO on 18 December 2025. Lifetime open-market purchases: $1.10M. Lifetime open-market sales: $2.70M.
Recent Transactions
8Every recent SEC Form 4 transaction Glenn H. Nussdorf has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Glenn H. Nussdorf go back to 2025: 3 primary Form 4 filings, an average of 1.5 per year. The typical open-market purchase is $548K (2 buys totaling $1.10M). The largest single buy on record is $775K of ORGO in 2025. Sales side: 6 recorded sales totaling $2.70M, so the filing history runs sell-heavy by dollar value. 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 Glenn H. Nussdorf 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.
- Michael Joseph Driscoll - $27K of ORGO open-market activity in the last 12 months
- Arthur S. Leibowitz - $13K of ORGO 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 Glenn H. Nussdorf?
Glenn H. Nussdorf is a corporate insider, tracked as Director of Organogenesis Holdings Inc. (ORGO). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Glenn H. Nussdorf last file a Form 4?
The most recent primary Form 4 on record is dated 18 December 2025, one of 3 filings going back to 2025.
Has Glenn H. Nussdorf been buying or selling stock?
Recorded transactions: 2 open-market purchases ($1.10M) and 6 open-market sales ($2.70M) across all tracked filings.
Where can I see all of Glenn H. Nussdorf'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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