| Security | DXCM / DexCom, Inc. |
| Insider | Jon Coleman |
Insider Purchases - Short Term Profit Analysis
In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Jon Coleman in DXCM / DexCom, Inc.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.
The following table shows the most recent open market purchases that were not part of an automatic trading plan.
| Trade Date | Reported Shares |
Reported Price |
Adjusted Shares |
Adjusted Price |
Cost Basis | Days to Max |
Price at Max |
Max Profit ($) |
Max Return (%) |
|---|---|---|---|---|---|---|---|
| There are no known unplanned open-market trades for this insider |
Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.
Insider Sales - Short Term Loss Analysis
In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Jon Coleman in DXCM / DexCom, Inc.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.
The following table shows the most recent open market purchases that were not part of an automatic trading plan.
| Trade Date | Reported Shares |
Reported Price |
Adjusted Shares |
Adjusted Price |
Cost Basis | Days to Min |
Price at Min |
Max Loss Avoided ($) |
Max Loss Avoided (%) |
|---|---|---|---|---|---|---|---|
| There are no known unplanned open-market trades for this insider |
Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.
Insider Transaction History
| File Date |
Trade Date |
Form | Insider | Ticker | Security Title | Code | Direct | Exercise Price |
Unit Price |
Units Changed |
Value Changed (1K) |
Remaining Options |
Remaining Shares |
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-06-05 | 2026-06-04 | 4 | Coleman Jon | DXCM | Common Stock | D | 74.1300 | -4,911 | -364 | 95,450 | ||||
| 2026-06-05 | 2026-06-03 | 4 | Coleman Jon | DXCM | Common Stock | D | 73.0000 | -4,912 | -359 | 100,361 | ||||
| 2026-05-27 | 2026-05-22 | 4 | Coleman Jon | DXCM | Common Stock | D | 71.9000 | -7,362 | -529 | 105,273 | ||||
| 2026-03-10 | 2026-03-08 | 4 | Coleman Jon | DXCM | Common Stock | D | 43,897 | 112,635 | ||||||
| 2025-05-27 | 2025-05-22 | 4 | Coleman Jon | DXCM | Common Stock | D | 68,738 | 68,738 |
