TNDMTANDEM DIABETES CARE INC
Insider trading & SEC Form 4 activity — last 90 days. Latest filing: 2026-08-18.
Insider buys (90d)
$0.00
Insider sells (90d)
$0.00
Net flow
$0.00
Filings
9
Buy transactions
0
Sell transactions
0
Distinct insiders
7
Last close (cached)
$22.32
as of 2026-08-21
1d return
-1.1%
5d return
-1.8%
1m return
+32.1%
Top insiders trading TNDM (90d)
Recent transactions (30)
| Filed | Txn date | Insider | Code | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-08-18 | 2026-08-15 | Vosseller Leigh Officer | Tax | 942 | $22.72 | $21.4K | open → |
| 2026-08-18 | 2026-08-15 | Vosseller Leigh Officer | Exer. | 2,624 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Vosseller Leigh Officer | Tax | 537 | $22.72 | $12.2K | open → |
| 2026-08-18 | 2026-08-15 | Vosseller Leigh Officer | Exer. | 1,496 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Sheridan John F OfficerDirector | Tax | 5,055 | $22.72 | $114.8K | open → |
| 2026-08-18 | 2026-08-15 | Sheridan John F OfficerDirector | Exer. | 9,934 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Sheridan John F OfficerDirector | Tax | 3,044 | $22.72 | $69.2K | open → |
| 2026-08-18 | 2026-08-15 | Sheridan John F OfficerDirector | Exer. | 5,982 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Morrison Susan Officer | Tax | 495 | $22.72 | $11.2K | open → |
| 2026-08-18 | 2026-08-15 | Morrison Susan Officer | Exer. | 1,730 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Morrison Susan Officer | Tax | 314 | $22.72 | $7.1K | open → |
| 2026-08-18 | 2026-08-15 | Morrison Susan Officer | Exer. | 1,097 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Kyrillos Jean-Claude Officer | Tax | 535 | $22.72 | $12.2K | open → |
| 2026-08-18 | 2026-08-15 | Kyrillos Jean-Claude Officer | Exer. | 1,010 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Gasser Elizabeth Anne Officer | Tax | 1,029 | $22.72 | $23.4K | open → |
| 2026-08-18 | 2026-08-15 | Gasser Elizabeth Anne Officer | Exer. | 1,917 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Gasser Elizabeth Anne Officer | Tax | 589 | $22.72 | $13.4K | open → |
| 2026-08-18 | 2026-08-15 | Gasser Elizabeth Anne Officer | Exer. | 1,097 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Carpenter Rick Officer | Tax | 820 | $22.72 | $18.6K | open → |
| 2026-08-18 | 2026-08-15 | Carpenter Rick Officer | Exer. | 1,610 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Carpenter Rick Officer | Tax | 457 | $22.72 | $10.4K | open → |
| 2026-08-18 | 2026-08-15 | Carpenter Rick Officer | Exer. | 897 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Hansen Shannon Marie Officer | Tax | 976 | $22.72 | $22.2K | open → |
| 2026-08-18 | 2026-08-15 | Hansen Shannon Marie Officer | Exer. | 1,917 | $0.00 | $0.00 | open → |
| 2026-08-18 | 2026-08-15 | Hansen Shannon Marie Officer | Tax | 559 | $22.72 | $12.7K | open → |
| 2026-08-18 | 2026-08-15 | Hansen Shannon Marie Officer | Exer. | 1,097 | $0.00 | $0.00 | open → |
| 2026-07-17 | 2026-07-15 | Kyrillos Jean-Claude Officer | Tax | 1,926 | $15.28 | $29.4K | open → |
| 2026-07-17 | 2026-07-15 | Kyrillos Jean-Claude Officer | Exer. | 3,636 | $0.00 | $0.00 | open → |
| 2026-06-04 | 2026-06-02 | Gasser Elizabeth Anne Officer | Gift | 7,160 | $0.00 | $0.00 | open → |
| 2026-06-04 | 2026-06-02 | Gasser Elizabeth Anne Officer | Gift | 7,160 | $0.00 | $0.00 | open → |
Other tickers these insiders trade
Want an email the moment a new insider transaction is filed on TNDM? Set up an alert → Watch4Insider delivers SEC Form 4 alerts with a sub-60s p95 SLA.
