Tandem Diabetes Care shares owned by Algert Coldiron Investors
Quarter-by-quarter ownership of Tandem Diabetes Care (TNDM) shares owned by Algert Coldiron Investors
from 13F filings
Historical chart of Algert Coldiron Investors investment in Tandem Diabetes Care
Tip: Access up to 7 years of quarterly data
All positions including Tandem Diabetes Care held by Algert Coldiron Investors consolidated in one spreadsheet with up to 7 years of data
Download as csv
Download as Excel
Quarterly reported holdings in Tandem Diabetes Care by Algert Coldiron Investors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $2.8M | 227k | 12.14 |
| 2025-06-30 | $9.9M | 531k | 18.64 |
| 2025-03-31 | $4.0M | 209k | 19.16 |
| 2024-12-31 | $3.2M | 90k | 36.02 |
| 2024-09-30 | $1.6M | 37k | 42.41 |
| 2024-06-30 | $1.8M | 45k | 40.30 |
| 2024-03-31 | $1.4M | 39k | 35.41 |
| 2023-12-31 | $330k | 11k | 29.62 |
| 2023-09-30 | $886k | 43k | 20.78 |
| 2023-06-30 | $819k | 33k | 24.54 |
| 2023-03-31 | $3.8M | 93k | 40.61 |
| 2022-12-31 | $2.9M | 65k | 44.95 |
| 2022-09-30 | $2.9M | 61k | 47.86 |
| 2022-06-30 | $3.5M | 59k | 59.19 |
| 2022-03-31 | $5.6M | 48k | 116.30 |
| 2021-12-31 | $5.2M | 34k | 150.53 |
| 2021-09-30 | $4.3M | 36k | 119.39 |
| 2021-06-30 | $3.3M | 34k | 97.39 |
| 2021-03-31 | $1.3M | 14k | 88.22 |
| 2020-12-31 | $1.6M | 17k | 95.68 |
| 2020-09-30 | $2.0M | 17k | 113.53 |
| 2020-06-30 | $1.6M | 16k | 98.94 |
| 2020-03-31 | $291k | 4.5k | 64.34 |