TNDM

TANDEM DIABETES CARE INC

Surgical & Medical Instruments & Apparatus · SIC 3841CIK 1438133Held by 2 tracked managersEDGAR filings ↗10-K/10-Q ↗

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2 managers · Q2 2026 13F

13F bookWeight

Royce & Associates

Royce & AssociatesPosition history →

0.11%

+29.3%

$13.6M

$12.42B13F book · 2026-06-30

Holocene Advisors

Holocene AdvisorsPosition history →

0.01%

(43.9%)

$4.0M

$43.69B13F book · 2026-06-30

Weight = position value ÷ the manager's total 13F long-equity value in the same filing — one definition for every row. “1st obs.” marks a position with no earlier stored 13F to compare against — it is not shown as a purchase.