Lynch Susan D

SEC Form 4 insider trading activity

Lynch Susan D has filed 6 SEC Form 4 filings (7 transaction rows) across 4 companies, including ONTO, AADX, ALGM, with disclosures dating back to 2026. 6 of those filings fall inside the rolling window. Most recent filing: Aug 25, 2026.

On the most recent filing, Lynch Susan D is listed as Director at ONTO INNOVATION INC. Inside the rolling window, Lynch Susan D reported 3 open-market purchases totaling $214K in AADX and CR and 2 open-market sales totaling $1.1M in ONTO and ALGM. The largest disclosed transaction in the window is a sale of 16,711 ALGM shares on May 14, 2026, worth $760K.

Companies traded

Other insiders at ONTO

Insider Buying

$214K

reported purchases (SEC code P)

Insider Selling

$1.1M

reported sales (SEC code S)

Companies

4

in the rolling window

Source
ONTOSale$302KAug 25SEC ↗
AADXPurchase$160KJun 4SEC ↗
ALGMSale$760KMay 15SEC ↗
CRPurchase$27KMay 1SEC ↗
CRPurchase$27KFeb 2SEC ↗
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Frequently asked questions

How many SEC Form 4 filings has Lynch Susan D made?

Lynch Susan D has filed 6 SEC Form 4 filings (7 transaction rows) across 4 companies, including ONTO, AADX, ALGM since 2026.

Which companies does Lynch Susan D trade?

Lynch Susan D has filed SEC Form 4 disclosures for 4 companies, including ONTO, AADX, ALGM.

When was Lynch Susan D's most recent SEC Form 4 filing?

Lynch Susan D's most recent SEC Form 4 filing on Tracefour is dated Aug 25, 2026.

What is Lynch Susan D's total buy and sell value in the current window?

Inside the rolling retention window, Lynch Susan D bought $214K and sold $1.1M based on SEC Form 4 filings.

What was Lynch Susan D's largest disclosed transaction?

The largest disclosed transaction in the current window is a sale of 16,711 ALGM shares on 2026-05-14, worth $760K, per SEC Form 4 filings.