Martin D. Madaus, Azenta tax withholding

CEO, SEC Form 4, filed on September 23, 2026
Martin D. Madaus: all transactions
SEC filingAZTA insider historyAZTA stock page
−1,456 sharesnet change in holding. Not an open-market purchase or sale
Transaction date
September 22, 2026
Shares held after
42,602Direct ownership
Change in holding
−3.30%From the transactions in the filing
Filing rows
1None is a purchase or sale

Price context

AZTA daily close, Apr 23 to October 23, 2026
$42.73$16.02
Daily close
Grants, options, tax
Transaction price
Not reportedNot an open-market trade
Close on trade date
$34.28September 22, 2026
Latest close
$36.50October 23, 2026
Since the trade
+6.48%vs the close on trade date

Transactions in the filing

DateTransactionSecuritySharesPriceAmountAfter
Tax withholding
Common stockDirect
1,456
$34.28
$49,912
42,602

Recent filings at Azenta

Full history
PersonTransactionAmount or sharesDate
Martin D. MadausCEO
Tax withholding
−1,294 shares
Erik J. BelloChief accounting officer
Grant
+4,586 shares
William E. Martin IIIPresident
Grant
+15,272 shares
Martin D. MadausCEO
Grant
+36,653 shares
Olga PirogovaChief people officer
Grant
+15,272 shares
Ephraim StarrVice president
Grant
+15,272 shares
Lawrence Y. LinCFO
Grant
+30,544 shares
Olga PirogovaChief people officer
Tax withholding
−1,085 shares