Summary
Updated Aug 31, 2026
Melissa McLaughlin is Chief Human Resources Officer of ALNYLAM PHARMACEUTICALS, INC. (ALNY). 1 SEC Form 4 filing on record, dated 7 April 2026. Most recent open-market trade: sold $66K of ALNY on 7 April 2026. Lifetime open-market sales: $1.27M.
Recent Transactions
14Every recent SEC Form 4 transaction Melissa McLaughlin has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Melissa McLaughlin go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. 14 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Melissa McLaughlin 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.
- Yvonne Greenstreet - $20.98M of ALNY open-market activity in the last 12 months
- Kevin Joseph Fitzgerald - $9.34M of ALNY open-market activity in the last 12 months
- Colleen F. Reitan - $8.42M of ALNY open-market activity in the last 12 months
- Pushkal Garg - $7.58M of ALNY open-market activity in the last 12 months
- Jeffrey V. Poulton - $3.94M of ALNY open-market activity in the last 12 months
- Tolga Tanguler - $2.51M of ALNY 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 Melissa McLaughlin?
Melissa McLaughlin is a corporate insider, tracked as Chief Human Resources Officer of ALNYLAM PHARMACEUTICALS, INC. (ALNY). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Melissa McLaughlin last file a Form 4?
The only primary Form 4 on record is dated 7 April 2026.
Has Melissa McLaughlin been buying or selling stock?
Recorded transactions: 0 open-market purchases and 14 open-market sales ($1.27M) across all tracked filings.
Where can I see all of Melissa McLaughlin'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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