InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (3 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
3
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the detailed record of transactions filed by Twomey Christopher J, Director. Director active across 2 companies, notably Tandem Diabetes Care INC. In total, 10 filings have been logged. Breakdown: 0 buy · 3 sells. Total volume traded: €860k. Activity tracked since 19 May 2021. The latest transaction was filed on 22 May 2025 (Levée d'options). Regulator: SEC (Form 4). All data is accessible without signup.
Companies and markets linked to Twomey Christopher J
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations10 total
4,387 shares@ US$20.646.8% of flowCommon StockSEC:0001438133-25-000104:0
4,434 shares@ US$51.7319.1% of flowCommon StockSEC:0001438133-24-000125:0
2,757 shares0Common StockSEC:0001438133-23-000108:0
2,205 shares0Common StockSEC:0001438133-22-000091:0
238 shares@ US$73.7260.0011% mcap1.9% of flowCommon StockSEC:0001438133-22-000065:0
304 shares@ US$123.002.7% of flowCommon StockSEC:0001438133-21-000161:0
4,000 shares@ US$115.000132.8% of flowCommon StockSEC:0001438133-21-000159:0
5,000 shares@ US$105.0037.4% of flowCommon StockSEC:0001438133-21-000110:0
1,892 shares0Common StockSEC:0001438133-21-000082:0
189 shares@ US$73.7261.0% of flowCommon StockSEC:0001438133-21-000050:0
10 of 10 declarations
About Twomey Christopher J
Christopher J. Twomey is a Director at TANDEM DIABETES CARE INC. He plays a crucial role in the governance of the company, providing his expertise to guide strategic decisions. His experience in the health technology sector enables him to contribute to innovation and sustainability.
