TNDM insider trading
NasdaqGM HealthcareTANDEM DIABETES CARE INC: insider trade history from SEC Form 4 filings.
About TANDEM DIABETES CARE INC
Tandem Diabetes Care, Inc. designs, develops, and commercializes technology solutions for people living with diabetes in the United States and internationally. It's flagship products are the t:slim X2 insulin delivery system; and Tandem Mobi insulin pump, an automated insulin delivery system. The company also sells single-use products, including cartridges for storing and delivering insulin, and infusion sets that connect the insulin pump to the user's body. In addition, it offers Tandem Device Updater used to update the pump software from a personal computer; Tandem Source, a web-based data management platform, which provides a visual way to display diabetes therapy management data from the pumps, integrated CGMs; and Sugarmate, a mobile app used to help people visualize diabetes therapy data. The company has collaboration agreement with the University of Virginia Center for Diabetes Technology for research and development of fully automated closed-loop insulin delivery systems. The company was formerly known as Phluid Inc. and changed its name to Tandem Diabetes Care, Inc. in January 2008. Tandem Diabetes Care, Inc. was incorporated in 2006 and is headquartered in San Diego, California.
Company website: www.tandemdiabetes.com
TNDM insider activity at a glance
FilingIQ tracks 1,518 insider transactions for TNDM in filings since Jan 5, 2015. The most recent transaction is dated Aug 15, 2026.
Across the full history, 40 open-market purchases
and 334 open-market sales
were filed under transaction codes P and S respectively. Compensatory share awards
(code A) and option exercises (code M) are tracked separately and not counted here.
The average FilingIQ composite score on TNDM insider trades is 57.4/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.
Latest TNDM Form 4 filings
Most recent disclosures. Sign up to filter by score, transaction code, or insider role.
Other Healthcare tickers with recent insider activity
Frequently asked
- How many insider trades does FilingIQ track for TNDM?
- FilingIQ tracks 1,518 Form 4 insider transactions for TNDM (TANDEM DIABETES CARE INC), covering filings from Jan 5, 2015 onwards. 28 of those are dated within the last 90 days.
- Are TNDM insiders net buyers or net sellers?
- Across the full Form 4 history for TNDM, 40 transactions (3%) were open-market purchases and 334 (22%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
- Where does TNDM insider data come from?
- Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ normalises insider identity across reporting variations and scores discretionary open-market purchases and sales on its multi-factor composite model.
- What sector is TNDM in?
- TANDEM DIABETES CARE INC (TNDM) is classified in the Healthcare sector, specifically Medical Devices, with a current market capitalisation of $1.96B.
Methodology & sources
Every TNDM insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.