Summary
Updated Aug 31, 2026
Sarah K. Williamson is Director of ExlService Holdings, Inc. (EXLS). 4 SEC Form 4 filings on record going back to 2025, most recently on 18 June 2026. Most recent open-market trade: bought $581K of EVR on 10 March 2026. Lifetime open-market purchases: $581K.
Recent Transactions
2Every recent SEC Form 4 transaction Sarah K. Williamson has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Sarah K. Williamson go back to 2025: 4 primary Form 4 filings, an average of 2.0 per year. The typical open-market purchase is $581K (1 buy totaling $581K). The largest single buy on record is $581K of EVR in 2026. 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 Sarah K. Williamson 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.
- Timothy Gilbert Lalonde - $2.68M of EVR open-market activity in the last 12 months
- Vikas Bhalla - $1.89M of EXLS open-market activity in the last 12 months
- Jason Klurfeld - $1.80M of EVR open-market activity in the last 12 months
- Ajay Ayyappan - $649K of EXLS open-market activity in the last 12 months
- Paul Pensa - $508K of EVR open-market activity in the last 12 months
- Vishal Chhibbar - $176K of EXLS 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 Sarah K. Williamson?
Sarah K. Williamson is a corporate insider, tracked as Director of ExlService Holdings, Inc. (EXLS). InsiderAlpha holds 4 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 Sarah K. Williamson submitted recently?
2 primary Form 4 filings in the last 90 days, covering 2 companies.
Has Sarah K. Williamson been buying or selling stock?
Recorded transactions: 1 open-market purchase ($581K) and 0 open-market sales across all tracked filings.
Where can I see all of Sarah K. Williamson'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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