O'SULLIVAN KIERAN M — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

O'SULLIVAN KIERAN M has filed 2 SEC Form 4 filings across 2 companies in the last 90 days — selling. Lifetime open-market sales: $12.92M.

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-03CTSCTS CORPS — Open-market sale22.7K$66.67$1.51M
2026-06-03CTSCTS CORPS — Open-market sale60.4K$66.26$4.00M
2026-06-03CTSCTS CORPS — Open-market sale47.0K$63.31$2.97M
2026-05-13LCIILCI INDUSTRIESM — Option exercise1.8K$112.42$198K
2026-02-26CTSCTS CORPF — Tax withholding / forfeiture7.5K$52.94$398K
2026-02-26CTSCTS CORPA — Grant or award16.9K$52.94$893K
2026-02-13CTSCTS CORPA — Grant or award24.6K$56.92$1.40M
2026-02-11CTSCTS CORPF — Tax withholding / forfeiture3.7K$55.58$208K
2026-02-11CTSCTS CORPF — Tax withholding / forfeiture3.2K$55.58$180K
2026-02-09CTSCTS CORPF — Tax withholding / forfeiture3.7K$55.78$205K
2024-12-10CTSCTS CORPS — Open-market sale [10b5-1]6.7K$55.83$373K
2024-12-10CTSCTS CORPS — Open-market sale [10b5-1]8.5K$54.50$463K
2024-12-06CTSCTS CORPS — Open-market sale [10b5-1]9.6K$54.60$526K
2024-12-06CTSCTS CORPS — Open-market sale [10b5-1]12.8K$55.50$710K
2024-12-04CTSCTS CORPS — Open-market sale [10b5-1]10.4K$55.57$579K
2024-12-04CTSCTS CORPS — Open-market sale [10b5-1]32.0K$55.81$1.78M

Companies — Last 90 Days

Frequently Asked Questions

Who is O'SULLIVAN KIERAN M?

O'SULLIVAN KIERAN M is a corporate insider — currently tracked as President & CEO, Director of CTS CORP (CTS). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has O'SULLIVAN KIERAN M submitted recently?

2 primary Form 4 filings in the last 90 days, covering 2 companies.

Has O'SULLIVAN KIERAN M been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 9 open-market sales ($12.92M) across all tracked filings.

Where can I see all of O'SULLIVAN KIERAN M'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 O'SULLIVAN KIERAN M profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.