Summary
Updated Aug 30, 2026
Clarissa Desjardins is Director of INSMED Inc (INSM). 3 SEC Form 4 filings on record going back to 2025, most recently on 15 May 2026. Most recent open-market trade: bought $75K of INSM on 22 May 2025. Lifetime open-market purchases: $202K.
Recent Transactions
4Every recent SEC Form 4 transaction Clarissa Desjardins has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Clarissa Desjardins go back to 2025: 3 primary Form 4 filings, an average of 1.5 per year. The typical open-market purchase is $101K (2 buys totaling $202K). The largest single buy on record is $127K of INSM 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 Clarissa Desjardins 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.
- Roger Adsett - $47.51M of INSM open-market activity in the last 12 months
- Martina M.D. Flammer - $44.93M of INSM open-market activity in the last 12 months
- William Lewis - $26.07M of INSM open-market activity in the last 12 months
- Orlov S. Nicole Schaeffer - $16.95M of INSM open-market activity in the last 12 months
- Michael Alexander Smith - $16.94M of INSM open-market activity in the last 12 months
- Leo Lee - $14.69M of INSM 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 Clarissa Desjardins?
Clarissa Desjardins is a corporate insider, tracked as Director of INSMED Inc (INSM). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Clarissa Desjardins last file a Form 4?
The most recent primary Form 4 on record is dated 15 May 2026, one of 3 filings going back to 2025.
Has Clarissa Desjardins been buying or selling stock?
Recorded transactions: 2 open-market purchases ($202K) and 0 open-market sales across all tracked filings.
Where can I see all of Clarissa Desjardins'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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