KRITZMACHER JOHN A — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

KRITZMACHER JOHN A has filed 3 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $219K.

Profile

KRITZMACHER JOHN A
RoleDirector
Notability30/100

Board memberships

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-16IDCCInterDigital, Inc.S — Open-market sale365$276.64$101K
2026-06-12IDCCInterDigital, Inc.D — Derivative transaction1$253.91$219
2026-06-12IDCCInterDigital, Inc.A — Grant or award906$0.00
2026-04-24IDCCInterDigital, Inc.A — Grant or award2$0.00
2026-03-03UISUNISYS CORPA — Grant or award82.3K$0.00
2026-01-30IDCCInterDigital, Inc.A — Grant or award2$0.00
2025-07-23IDCCInterDigital, Inc.A — Grant or award3$0.00
2025-06-11IDCCInterDigital, Inc.A — Grant or award1.0K$0.00
2025-06-09IDCCInterDigital, Inc.S — Open-market sale76$228.81$17K
2025-06-09IDCCInterDigital, Inc.S — Open-market sale200$226.77$45K
2025-06-09IDCCInterDigital, Inc.S — Open-market sale243$225.88$55K
2025-06-05IDCCInterDigital, Inc.D — Derivative transaction1$223.51$152
2025-04-23IDCCInterDigital, Inc.A — Grant or award5$0.00
2024-10-25IDCCInterDigital, Inc.A — Grant or award5$0.00

Companies — Last 90 Days

Frequently Asked Questions

Who is KRITZMACHER JOHN A?

KRITZMACHER JOHN A is a corporate insider — currently tracked as Director of InterDigital, Inc. (IDCC). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has KRITZMACHER JOHN A submitted recently?

3 primary Form 4 filings in the last 90 days, covering 1 company.

Has KRITZMACHER JOHN A been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 4 open-market sales ($219K) across all tracked filings.

Where can I see all of KRITZMACHER JOHN A's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

Open the live KRITZMACHER JOHN A profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.