InsiderLens
All transactionsBrowse millions of insider transactions
Top buysLargest insider purchases
Top sellsLargest insider sales
Cluster activityMultiple insiders trading together
All companiesBrowse all 22,000+ companies
ScreenerFilter by sector, country, activity
By countryBrowse by market
All insidersBrowse all 240,000+ insiders
Most activeInsiders with the most trades
Best performersHighest returns on insider buys
Alerts
InsiderLens

Track insider trading activity, analyze financial data, and monitor insider transactions across global markets.

Transactions

  • Top buys
  • Top sells
  • Companies
  • Insiders
  • Screener

Resources

  • API
  • Blog
  • Help center
  • Methodology

Company

  • About
  • Contact
  • Privacy policy
  • Terms of service
  • Cookie policy

Data sources: SEC EDGAR (US) · AMF / BDIF (FR) · BaFin (DE) · FCA (GB) · FSMA (BE) · AFM (NL) · CNMV (ES) · SIX (CH) · FI (SE) · Oslo Børs (NO) · Nasdaq Nordic & Baltic · and 20+ other European regulators.

The information provided on InsiderLens is for informational purposes only and does not constitute financial advice, investment recommendations, or an offer to buy or sell securities. Insider transaction data is sourced from public regulatory filings. Past insider transactions do not guarantee future performance. Always consult a qualified financial advisor before making investment decisions.

© 2026 InsiderLens

  1. Home
  2. /
  3. Insiders
  4. /
  5. Lau William M.

Lau William M.

BalancedInformative
ExecGENCORP INCCIK 0001395274
1 transactions·1 company·Last Mar 5, 2008
$00 buys
$00 sells
50%/50%10K shares held

GYGENCORP INC

SENIOR EXECUTIVEatGENCORP INCGY

Last filing: Mar 2026

Also at GENCORP INC

DP
Drake Eileen P.
CEO114 tx
SJ
SEYMOUR SCOTT J
CEO70 tx
HL
HALL TERRY L
CEO7 tx
RE
Redd Kathleen E.
CFO63 tx
BL
BOEHLE DANIEL L.
CFO50 tx

Insider transactions by Lau William M.

1 transactions — - in purchases, - in sales

DateViaCompanyTypeSharesValue
Mar 5, 08DirectGYGENCORP INCOther5,441$57,620
Direct = personal transaction
Via entity / trust / associate

Frequently asked questions about Lau William M.

What are Lau William M.'s recent insider transactions?

Lau William M. has filed 1 insider transactions across 1 company, totaling $0 in purchases and $0 in sales. The most recent filing was on March 5, 2008.

Is Lau William M. a net buyer or seller of shares?

Based on regulatory disclosures, Lau William M. is a net seller with 0 purchases and 0 sales on record.

Data sourced from public regulatory filings (SEC EDGAR, AMF, BaFin). This information is provided for educational purposes and does not constitute investment advice, a recommendation, or a solicitation to buy or sell securities.

Updated March 5, 2008·Full disclaimer