Tandem Diabetes Care Inc
TNDM- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001438133
No open-market purchases or sales by Tandem Diabetes Care Inc insiders were filed in the last 90 days; 274 institutions reported holding it in 13F filings for Q2 2026, worth $1.19B in total; no superinvestor holds it.
Superinvestors holding TNDM, Q2 2026
No superinvestor reported holding TNDM in Q2 2026.
Moves by quarter
Superinvestors that opened, added to, trimmed or sold out of TNDM each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.
Q2 2023
0 superinvestors holding at quarter end
- Sold out
- Maverick Capital
Q1 2023
1 superinvestor holding at quarter end
Q1 2022
0 superinvestors holding at quarter end
- Sold out
- Maverick Capital
Q4 2021
1 superinvestor holding at quarter end
- Reduced
- Maverick Capital (−90.2%)
Q3 2021
1 superinvestor holding at quarter end