Zenner Marc

SEC Form 4 insider trading activity

Zenner Marc has filed 3 SEC Form 4 filings (3 transaction rows) across 1 company, with disclosures dating back to 2025. 3 of those filings fall inside the rolling window. Most recent filing: Mar 4, 2026.

On the most recent filing, Zenner Marc is listed as Director at OneSpan Inc. Inside the rolling window, Zenner Marc reported 2 open-market purchases totaling $59K in OSPN and no open-market sales. The largest disclosed transaction in the window is a purchase of 3,300 OSPN shares on Mar 4, 2026, worth $35K.

Companies traded

Other insiders at OSPN

Insider Buying

$59K

reported purchases (SEC code P)

Insider Selling

$0

reported sales (SEC code S)

Companies

1

in the rolling window

Source
OSPNPurchase$35KMar 4SEC ↗
OSPNPurchase$24KNov 5SEC ↗
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Frequently asked questions

How many SEC Form 4 filings has Zenner Marc made?

Zenner Marc has filed 3 SEC Form 4 filings (3 transaction rows) across 1 company since 2025.

Which companies does Zenner Marc trade?

Zenner Marc has filed SEC Form 4 disclosures for 1 company, including OSPN.

When was Zenner Marc's most recent SEC Form 4 filing?

Zenner Marc's most recent SEC Form 4 filing on Tracefour is dated Mar 4, 2026.

What is Zenner Marc's total buy and sell value in the current window?

Inside the rolling retention window, Zenner Marc bought $59K and sold $0 based on SEC Form 4 filings.

What was Zenner Marc's largest disclosed transaction?

The largest disclosed transaction in the current window is a purchase of 3,300 OSPN shares on 2026-03-04, worth $35K, per SEC Form 4 filings.