CIK 0001438133 · Large accelerated filer
TANDEM DIABETES CARE INC
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- TNDM
- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 204327508
- Phone
- 858-366-6900
- Business address
- 12400 HIGH BLUFF DRIVE, San Diego, CA, 92130
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $32,555
- in 1 filing, $33K under 10b5-1 plans
Net −$32,555. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-08-15 | Morrison Susan EVP & Chief Admin. Officer | Option exercise | +1,730 | 53,283 | ||
| 2026-08-15 | Morrison Susan EVP & Chief Admin. Officer | Shares withheld for taxes | −495 | $22.72 | $11K | 52,788 |
| 2026-08-15 | Morrison Susan EVP & Chief Admin. Officer | Option exercise · Restricted Stock Unit | −1,097 | 3,290 | ||
| 2026-08-15 | Morrison Susan EVP & Chief Admin. Officer | Option exercise · Restricted Stock Unit | −1,730 | 12,115 | ||
| 2026-08-15 | Kyrillos Jean-Claude EVP & Chief Operating Officer | Option exercise | +1,010 | 30,825 | ||
| 2026-08-15 | Kyrillos Jean-Claude EVP & Chief Operating Officer | Shares withheld for taxes | −535 | $22.72 | $12K | 30,290 |
| 2026-08-15 | Kyrillos Jean-Claude EVP & Chief Operating Officer | Option exercise · Restricted Stock Unit | −1,010 | 7,067 | ||
| 2026-08-15 | Gasser Elizabeth Anne EVP, Chief Strategy Officer | Option exercise | +1,097 | 1,097 | ||
| 2026-08-15 | Gasser Elizabeth Anne EVP, Chief Strategy Officer | Shares withheld for taxes | −589 | $22.72 | $13K | 508 |
| 2026-08-15 | Gasser Elizabeth Anne EVP, Chief Strategy Officer | Option exercise | +1,917 | 2,425 | ||
| 2026-08-15 | Gasser Elizabeth Anne EVP, Chief Strategy Officer | Shares withheld for taxes | −1,029 | $22.72 | $23K | 1,396 |
| 2026-08-15 | Gasser Elizabeth Anne EVP, Chief Strategy Officer | Option exercise · Restricted Stock Unit | −1,097 | 3,290 | ||
| 2026-08-15 | Gasser Elizabeth Anne EVP, Chief Strategy Officer | Option exercise · Restricted Stock Unit | −1,917 | 13,418 | ||
| 2026-08-15 | Carpenter Rick EVP & Chief Technology Officer | Option exercise | +897 | 31,815 | ||
| 2026-08-15 | Carpenter Rick EVP & Chief Technology Officer | Shares withheld for taxes | −457 | $22.72 | $10K | 31,358 |
| 2026-08-15 | Carpenter Rick EVP & Chief Technology Officer | Option exercise | +1,610 | 32,968 | ||
| 2026-08-15 | Carpenter Rick EVP & Chief Technology Officer | Shares withheld for taxes | −820 | $22.72 | $19K | 32,148 |
| 2026-08-15 | Carpenter Rick EVP & Chief Technology Officer | Option exercise · Restricted Stock Unit | −897 | 2,692 | ||
| 2026-08-15 | Carpenter Rick EVP & Chief Technology Officer | Option exercise · Restricted Stock Unit | −1,610 | 11,268 | ||
| 2026-08-15 | Hansen Shannon Marie EVP & Chief Legal Officer | Option exercise | +1,097 | 31,268 |
Page 2 of 22 · 432 trades