Insider Profile · SEC Form 4 Activity · Trailing 90 Days
Sheridan John F
Over the trailing 90 days, Sheridan John F (Director at TANDEM DIABETES CARE INC) traded $332K of stock (net selling $303K) in TNDM, per 11 SEC Form 4 transactions.
- Role
- Director
- Companies
- TNDM
- Window
- Trailing 90 days · 11 transactions · CIK 1365369
- Net activity
- −$303K ($15K bought · $318K sold)
By Company (Trailing 90 Days)
| Symbol | Company | Txns | Bought | Sold | Net |
|---|---|---|---|---|---|
| TNDM | TANDEM DIABETES CARE INC | 11 | $15K | $318K | −$303K |
Transactions (11)
| Date | Symbol | Type | Shares | Value | Description |
|---|---|---|---|---|---|
| 2026-05-29 | TNDM | Buy | 191.1K | $0 | Grant, award or other acquisition |
| 2026-05-15 | TNDM | Sell | 2.8K | $36K | Payment of exercise price or tax liability by delivering securities |
| 2026-05-15 | TNDM | Sell | 39.7K | $0 | Exercise or conversion of derivative security |
| 2026-05-15 | TNDM | Sell | 6.0K | $0 | Exercise or conversion of derivative security |
| 2026-05-15 | TNDM | Buy | 39.7K | $0 | Exercise or conversion of derivative security |
| 2026-05-15 | TNDM | Sell | 5.5K | $0 | Exercise or conversion of derivative security |
| 2026-05-15 | TNDM | Sell | 3.0K | $39K | Payment of exercise price or tax liability by delivering securities |
| 2026-05-15 | TNDM | Sell | 18.9K | $243K | Payment of exercise price or tax liability by delivering securities |
| 2026-05-15 | TNDM | Buy | 5.5K | $0 | Exercise or conversion of derivative security |
| 2026-05-15 | TNDM | Buy | 6.0K | $0 | Exercise or conversion of derivative security |
| 2026-05-15 | TNDM | Buy | 1.3K | $15K | Grant, award or other acquisition |
Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.
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