Insiders who reported open-market trades in the last 12 months at the companies Susan D. Lynch 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.
David Brian Miller - $600K in ONTO purchases and sales in the last 12 months
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Susan D. Lynch is a corporate insider, tracked as Director of ONTO INNOVATION INC. (ONTO). InsiderAlpha holds 8 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 Susan D. Lynch submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Susan D. Lynch been buying or selling stock?
Recorded transactions: 4 open-market purchases ($214K) and 2 open-market sales ($1.06M) across all tracked filings.
Susan D. Lynch is Director of ONTO INNOVATION INC. (ONTO). 8 SEC Form 4 filings on record going back to 2025, most recently on 25 August 2026. Most recent open-market trade: sold $302K of ONTO on 25 August 2026. Lifetime open-market purchases: $214K. Lifetime open-market sales: $1.06M.
Recent transactions
8
The latest 8 SEC Form 4 transactions reported by Susan D. Lynch.
InsiderAlpha's records for Susan D. Lynch go back to 2025: 8 primary Form 4 filings, an average of 4.0 per year. The typical open-market purchase is $53K (4 buys totaling $214K). The largest single buy on record is $160K of AADX in 2026. Sales side: 2 recorded sales totaling $1.06M, so the filing history runs sell-heavy by dollar value. 1 recorded transaction carries a Rule 10b5-1 plan flag. This identifies the marked transactions as reported under a trading plan; it does not establish the plan status of unmarked transactions.
