TNDM holders · CITADEL ADVISORS LLC 13F · TNDM stock
CITADEL ADVISORS LLC Tandem Diabetes Care Inc (TNDM) 13F holding
CITADEL ADVISORS LLC reported 2,192,667 TNDM shares valued at $42.0M as of 2026-03-31. Share lines from that 13F summed, options excluded; value is the 13F-reported market value in US dollars, as reported on Form 13F, not a live feed.
This is the newest TNDM 13F on file for this filer CIK, and it is older than the quarter ended 2026-06-30. It is kept for history and left out of the TNDM holders table.
| Report | Shares | Value | Class |
|---|---|---|---|
| 2026-03-31 | 2,192,667 | $42.0M | COM NEW |
| 2025-12-31 | 2,088,603 | $45.9M | COM NEW |
| 2025-09-30 | 39,801 | $483.2K | COM NEW |
| 2025-06-30 | 352,959 | $6.6M | COM NEW |
Not investment advice. Holdings as reported on Form 13F; EDGAR is the official record.