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PRE-MKT · 07:25 ET
Market ClerkRecap
Thu Oct 22 · pre-market2 signals on Oct 21108 insider buys this week · $250.3MCIRO short report next: Oct 31The week ahead

TNDM

TANDEM DIABETES CARE INC
NASDAQ · HEALTH CARE · SURGICAL & MEDICAL INSTRUMENTS & APPARATUS
16.35
−0.17 −1.03%
USD · close Oct 21

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Short interest

FINRA · TWICE MONTHLY
Report dateShares shortChange% of shares outAvg daily volumeDays to cover
2026-08-3111.8M+1.2M16.89%1.4M8.2
2026-08-1410.6M−657K15.21%2.7M3.9
2026-07-3111.2M−1.9M16.16%1.7M6.6
2026-07-1513.1M+384K18.85%1.5M8.7

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