DXCMDexCom, Inc.
Closing price · 365 days
Monthly buys vs sells · 24 months
- Buys
- Sells (incl. partial)
Politicians who traded it
| Politician | Seat | Trades | Buys | Sells | Bought (mid) | Sold (mid) | Last trade | Est. position Estimated |
|---|---|---|---|---|---|---|---|---|
| DRo Khanna | House · CA-17 | 33 | 17 | 14 | $136K | $136.5K | Jun 30, 2026 | $10.6K |
| RMichael T. McCaul | House · TX-10 | 8 | 4 | 4 | $123.5K | $81K | May 7, 2026 | $57.6K |
| DJosh Gottheimer | House · NJ-05 | 6 | 0 | 6 | $0 | $48K | Sep 12, 2023 | — |
| RJefferson Shreve | House · IN-06 | 3 | 1 | 2 | $32.5K | $65K | May 12, 2025 | — |
| RRobert P. Bresnahan, Jr. | House · PA-08 | 3 | 2 | 1 | $16K | $8K | May 15, 2025 | $7.9K |
| DThomas R. Suozzi | House · NY-03 | 3 | 2 | 1 | $40.5K | $32.5K | Jun 3, 2021 | $28.1K |
| DTina Smith | Senate · MN | 3 | 0 | 3 | $0 | $725K | May 7, 2026 | — |
| DGilbert Ray Cisneros, Jr. | House · CA-31 | 2 | 1 | 1 | $8K | $8K | Dec 22, 2020 | — |
| RKevin Hern | House · OK-01 | 2 | 1 | 1 | $175K | $75K | Dec 31, 2024 | $57.1K |
| RJohn Boozman | Senate · AR | 1 | 1 | 0 | $8K | $0 | Jan 26, 2026 | $9.2K |
| RPeter Meijer | House · MI-03 | 1 | 0 | 1 | $0 | $8K | Feb 16, 2021 | — |
| DSusie Lee | House · NV-03 | 1 | 0 | 1 | $0 | $8K | Oct 2, 2020 | — |
Recent trades
| Politician | Ticker | Asset | Type | Owner | Amount | vs S&P Estimated | Traded | Filed | Source |
|---|---|---|---|---|---|---|---|---|---|
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Partial | Spouse | $1,001 - $15,000 | -19.1% | Jun 30, 2026 | Jul 6, 20266d | FilingOCR |
| RMichael T. McCaul | DXCM | DEXCOM INC | Sell | Spouse | $1,001 - $15,000 | -11.9% | May 7, 2026 | Jun 10, 202634d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Buy | Spouse | $1,001 - $15,000 | +8.6% | May 27, 2026 | Jun 9, 202613d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Buy | Self | $1,001 - $15,000 | +8.6% | May 1, 2026 | Jun 9, 202639d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Sell | Spouse | $1,001 - $15,000 | -43.2% | Apr 24, 2026 | May 11, 202617d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | UnknownReview | Self | $1,001 - $15,000 | — | Apr 13, 2026 | May 11, 202628d | FilingOCR |
| DTina Smith | DXCM | DexCom, Inc. - Common Stock | Sell | Spouse | $100,001 - $250,000 | -43.2% | May 7, 2026 | May 10, 20263d | Filing |
| DTina Smith | DXCM | DexCom, Inc. - Common Stock | Partial | Spouse | $100,001 - $250,000 | -43.2% | Apr 29, 2026 | May 10, 202611d | Filing |
| DRo Khanna | DXCM | DEXCOMINCCMN | Sell | Dependent | $1,001 - $15,000 | -22.6% | Mar 30, 2026 | Apr 7, 20268d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM INC CMN | Partial | Spouse | $1,001 - $15,000 | -22.6% | Mar 23, 2026 | Apr 7, 202615d | FilingOCR |
| RMichael T. McCaul | DXCM | DEXCOM INC | Sell | Spouse | $1,001 - $15,000 | -16.3% | Feb 4, 2026 | Mar 10, 202634d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Buy | Spouse | $1,001 - $15,000 | +14.8% | Feb 17, 2026 | Mar 9, 202620d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM,INC.CMN | Sell | Spouse | $1,001 - $15,000 | -14.8% | Feb 5, 2026 | Mar 9, 202632d | FilingOCR |
| RJohn Boozman | DXCM | Dexcom Inc | Buy | Joint | $1,001 - $15,000 | +12.6% | Jan 26, 2026 | Feb 15, 202620d | Filing |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Buy | Spouse | $1,001 - $15,000 | +14.6% | Jan 29, 2026 | Feb 6, 20268d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM,INC.CMN | Buy | Spouse | $1,001 - $15,000 | +14.9% | Dec 12, 2025 | Jan 6, 202625d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC.CMN | Buy | Dependent | $1,001 - $15,000 | +14.9% | Dec 5, 2025 | Jan 6, 202632d | FilingOCR |
| RMichael T. McCaul | DXCM | DEXCOM INC | BuyReview | Spouse | $1,001 - $15,000 | — | — | Oct 10, 2025 | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Partial | Dependent | $1,001 - $15,000 | -16.4% | Sep 29, 2025 | Oct 3, 20254d | FilingOCR |
| RMichael T. McCaul | DXCM | DEXCOM INC | Sell | Spouse | $15,001 - $50,000 | +0.3% | Aug 21, 2025 | Sep 11, 202521d | FilingOCR |
| RMichael T. McCaul | DXCM | DEXCOM INC | Buy | Spouse | $1,001 - $15,000 | -0.3% | Aug 7, 2025 | Sep 11, 202535d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Sell | Spouse | $1,001 - $15,000 | +5.0% | Aug 4, 2025 | Sep 9, 202536d | FilingOCR |
| RMichael T. McCaul | DXCM | DExCOM INC | Sell | Spouse | $15,001 - $50,000 | +16.3% | Jun 16, 2025 | Jul 7, 202521d | FilingOCR |
| RMichael T. McCaul | DXCM | DEXCOM INC | Buy | Spouse | $15,001 - $50,000 | -16.3% | Jun 2, 2025 | Jul 7, 202535d | FilingOCR |
| RJefferson Shreve | DXCM | DexCom, Inc. - Common Stock (DXCM) | Sell | Self | $15,001 - $50,000 | +16.4% | May 12, 2025 | Jun 22, 202541d | Filing |
| RJefferson Shreve | DXCM | DexCom, Inc. - Common Stock (DXCM) | Buy | Self | $15,001 - $50,000 | -16.4% | May 8, 2025 | Jun 22, 202545d | Filing |
| RRobert P. Bresnahan, Jr. | DXCM | DexCom, Inc. - Common Stock (DXCM) | Buy | Self | $1,001 - $15,000 | -23.7% | May 15, 2025 | Jun 9, 202525d | Filing |
| RMichael T. McCaul | DXCM | DEXCOM INC | Buy | Spouse | $50,001 - $100,000 | -26.4% | Apr 8, 2025 | May 12, 202534d | FilingOCR |
| RJefferson Shreve | DXCM | DexCom, Inc. - Common Stock (DXCM) | Sell | Self | $15,001 - $50,000 | +30.8% | Apr 7, 2025 | May 8, 202531d | Filing |
| RRobert P. Bresnahan, Jr. | DXCM | DexCom, Inc. - Common Stock (DXCM) | Sell | Self | $1,001 - $15,000 | +14.4% | Apr 8, 2025 | Apr 28, 202520d | Filing |
| RRobert P. Bresnahan, Jr. | DXCM | DexCom, Inc. - Common Stock (DXCM) | Buy | Self | $1,001 - $15,000 | -7.7% | Feb 25, 2025 | Mar 27, 202530d | Filing |
| RKevin Hern | DXCM | DexCom, Inc. - Common Stock (DXCM) | Sell | Joint | $50,001 - $100,000 | +18.6% | Dec 31, 2024 | Jan 15, 202515d | Filing |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Buy | Spouse | $1,001 - $15,000 | -13.8% | Nov 12, 2024 | Dec 5, 202423d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Buy | Dependent | $1,001 - $15,000 | -1.8% | Oct 14, 2024 | Nov 8, 202425d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Sell | Spouse | $1,001 - $15,000 | +1.8% | Oct 11, 2024 | Nov 8, 202428d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | BuyReview | Spouse | $1,001 - $15,000 | — | — | Oct 4, 2024 | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Sell | Dependent | $1,001 - $15,000 | +12.5% | Aug 5, 2024 | Sep 6, 202432d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC, CMN | Sell | Spouse | $1,001 - $15,000 | +12.5% | Aug 2, 2024 | Sep 6, 202435d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Sell | Spouse | $1,001 - $15,000 | +12.5% | Aug 2, 2024 | Sep 6, 202435d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Buy | Spouse | $1,001 - $15,000 | -76.6% | Oct 31, 2023 | Nov 8, 20238d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | SellReview | Unknown | $1,001 - $15,000 | +76.6% | Oct 10, 2023 | Nov 8, 202329d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Buy | Dependent | $1,001 - $15,000 | -76.6% | Oct 2, 2023 | Nov 8, 202337d | FilingOCR |
| DJosh Gottheimer | DXCM | DexCom, Inc. (DXCM) | Sell | Joint | $1,001 - $15,000 | +61.1% | Sep 12, 2023 | Oct 15, 202333d | Filing |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Partial | Spouse | $1,001 - $15,000 | +69.2% | Sep 6, 2023 | Oct 6, 202330d | FilingOCR |
| DJosh Gottheimer | DXCM | DexCom, Inc. (DXCM) | Partial | Joint | $1,001 - $15,000 | +76.6% | Aug 21, 2023 | Sep 16, 202326d | Filing |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Buy | Dependent | $1,001 - $15,000 | -102.4% | May 23, 2023 | Jun 12, 202320d | FilingOCR |
| DJosh Gottheimer | DXCM | DexCom, Inc. (DXCM) | Partial | Joint | $1,001 - $15,000 | +115.1% | Sep 28, 2022 | Oct 16, 202218d | Filing |
| DRo Khanna | DXCM | DEXCoM, INC. CMN | Buy | Spouse | $1,001 - $15,000 | -90.9% | Aug 23, 2022 | Sep 8, 202216d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC, CMN | SellReview | Spouse | $15,001 - $50,000 | +79.0% | Jul 19, 2023 | Aug 9, 2022-344d | FilingOCR |
| DRo Khanna | DXCM | DEXCOM, INC. CMN | Buy | Spouse | $1,001 - $15,000 | -73.1% | May 23, 2022 | Jun 10, 202218d | FilingOCR |
Insider activity Filed
| Date | Insider | Kind | Security | Shares | Price | Value | Post-holdings | D/I | 10b5-1 | Source |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 30, 2026filed Nov 3, 2026 | Euan A. Ashley | Gift | Common Stock | −2,389 | $0.00 | $0 | 10,342 | D | — | 4 |
| Oct 27, 2026filed Oct 28, 2026 | Sadie SternEVP Chief People & Culture Off | Sale | Common Stock | −2,565 | $78.62 | $201,660 | 120,913 | D | 10b5-1 | 4 |
| Oct 15, 2026filed Oct 19, 2026 | Michael Jon BrownEVP Chief Legal Compliance Off | Sale | Common Stock | −1,700 | $85.48 | $145,316 | 98,185 | D | 10b5-1 | 4 |
| Sep 28, 2026filed Sep 30, 2026 | Sadie SternEVP Chief People & Culture Off | Sale | Common Stock | −2,565 | $86.15 | $220,975 | 123,478 | D | 10b5-1 | 4 |
| Sep 15, 2026filed Sep 16, 2026 | Nicholas Augustinos | Sale | Common Stock | −6,539 | $84.04 | $549,538 | 29,293 | I | 10b5-1 | 4 |
| Sep 15, 2026filed Sep 16, 2026 | Michael Jon BrownEVP Chief Legal Compliance Off | Sale | Common Stock | −1,700 | $84.04 | $142,868 | 99,885 | D | 10b5-1 | 4 |
| Sep 14, 2026filed Sep 16, 2026 | Nicholas Augustinos | Sale | Common Stock | −1,550 | $84.02 | $130,231 | 35,832 | I | 10b5-1 | 4 |
| Sep 10, 2026filed Sep 10, 2026 | Glenn S Boehnlein | Award | Common Stock | 5,841 | $0.00 | $0 | 5,841 | D | — | 4 |
| Sep 10, 2026filed Sep 14, 2026 | Jereme M SylvainEVP, Chief Financal Officer | Sale | Common Stock | −3,638 | $83.27 | $302,936 | 146,828 | D | 10b5-1 | 4 |
| Aug 27, 2026filed Aug 28, 2026 | Sadie SternEVP Chief People & Culture Off | Sale | Common Stock | −2,565 | $88.37 | $226,669 | 126,043 | D | 10b5-1 | 4 |
Shares, prices and post-transaction holdings are exactly as reported on SEC Form 4. Net figures count open-market buys minus open-market sales only (awards, exercises, withholding and gifts are excluded).
Unusual activity Estimated
- 50Insider overlapPublic Jul 7, 2026 · traded Jun 30, 2026
Rep. Ro Khanna's spouse partially sold DXCM 6 days before its Chair sold $1.9M
Details
- Politician
- Ro Khanna
- Ticker
- DXCM
- Asset
- DEXCOM, INC. CMN
- Tx type
- partial_sale
- Traded
- Jun 30, 2026
- Filed
- Jul 6, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 6
- Owner type
- spouse
- Is whale
- No
- Insider trade
- {"insider":{"slug":"kevin-r-sayer","name":"Kevin R Sayer","title":"Executive Chair","short_title":"Chair"},"company":"DEXCOM INC","ticker":"DXCM","tx_kind":"open_market_sale","tx_date":"2026-07-06","shares":26756,"price":72,"value":1926432,"is_10b5_1":true,"filing_date":"2026-07-07"}
- Days between
- -6
- Opposite side
- No
- Public from
- Jul 7, 2026
- Method version
- 2026-11-03
- 46Hindsight movePublic Jun 15, 2026 · traded May 1, 2026
DXCM rose 21% in the 30 trading days after Rep. Ro Khanna's buy (hindsight)
Details
- Politician
- Ro Khanna
- Ticker
- DXCM
- Asset
- DEXCOM, INC. CMN
- Tx type
- buy
- Traded
- May 1, 2026
- Filed
- Jun 9, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 39
- Owner type
- self
- Is whale
- No
- Entry date
- May 1, 2026
- Entry close
- 61.35
- Exit date
- Jun 15, 2026
- Exit close
- 74.22
- Forward return
- +21.0%
- Sign adjusted return
- +21.0%
- N trading days
- 30
- Hindsight
- Yes
- Measured from
- trade date
- Public from
- Jun 15, 2026
- Method version
- 2026-11-03
- 50Insider overlapPublic Jun 10, 2026 · traded May 7, 2026
Rep. Michael T. McCaul's spouse sold DXCM 14 days before its Chair sold $1.9M
Details
- Politician
- Michael T. McCaul
- Ticker
- DXCM
- Asset
- DEXCOM INC
- Tx type
- sell
- Traded
- May 7, 2026
- Filed
- Jun 10, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 34
- Owner type
- spouse
- Is whale
- No
- Insider trade
- {"insider":{"slug":"kevin-r-sayer","name":"Kevin R Sayer","title":"Executive Chair","short_title":"Chair"},"company":"DEXCOM INC","ticker":"DXCM","tx_kind":"open_market_sale","tx_date":"2026-05-21","shares":26759,"price":72,"value":1926648,"is_10b5_1":true,"filing_date":"2026-05-26"}
- Days between
- -14
- Opposite side
- No
- Public from
- Jun 10, 2026
- Method version
- 2026-11-03
- 30Cluster sellPublic Jun 10, 2026 · traded Apr 24, 2026
3 members sold DXCM within 14 days
Details
- Ticker
- DXCM
- Side
- sell
- Window days
- 14
- Window start
- Apr 24, 2026
- Window end
- May 7, 2026
- N politicians
- 3
- N trades
- 4
- Sum of range midpoints (estimate)
- $366K
- Has whale
- No
- Members
- Ro Khanna, Tina Smith, Michael T. McCaul
- Tx ids
- 199,918, 84,645, 84,647, 118,057
- Public from
- Jun 10, 2026
- Method version
- 2026-11-03
- 65Insider overlapPublic Jun 9, 2026 · traded May 27, 2026
Rep. Ro Khanna's spouse bought DXCM 6 days after its Chair sold $1.9M
Details
- Politician
- Ro Khanna
- Ticker
- DXCM
- Asset
- DEXCOM, INC. CMN
- Tx type
- buy
- Traded
- May 27, 2026
- Filed
- Jun 9, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 13
- Owner type
- spouse
- Is whale
- No
- Insider trade
- {"insider":{"slug":"kevin-r-sayer","name":"Kevin R Sayer","title":"Executive Chair","short_title":"Chair"},"company":"DEXCOM INC","ticker":"DXCM","tx_kind":"open_market_sale","tx_date":"2026-05-21","shares":26759,"price":72,"value":1926648,"is_10b5_1":true,"filing_date":"2026-05-26"}
- Days between
- 6
- Opposite side
- Yes
- Public from
- Jun 9, 2026
- Method version
- 2026-11-03
- 65Insider overlapPublic Jun 9, 2026 · traded May 1, 2026
Rep. Ro Khanna bought DXCM 20 days before its Chair sold $1.9M
Details
- Politician
- Ro Khanna
- Ticker
- DXCM
- Asset
- DEXCOM, INC. CMN
- Tx type
- buy
- Traded
- May 1, 2026
- Filed
- Jun 9, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 39
- Owner type
- self
- Is whale
- No
- Insider trade
- {"insider":{"slug":"kevin-r-sayer","name":"Kevin R Sayer","title":"Executive Chair","short_title":"Chair"},"company":"DEXCOM INC","ticker":"DXCM","tx_kind":"open_market_sale","tx_date":"2026-05-21","shares":26759,"price":72,"value":1926648,"is_10b5_1":true,"filing_date":"2026-05-26"}
- Days between
- -20
- Opposite side
- Yes
- Public from
- Jun 9, 2026
- Method version
- 2026-11-03
- 50Insider overlapPublic May 26, 2026 · traded Apr 24, 2026
Rep. Ro Khanna's spouse sold DXCM 27 days before its Chair sold $1.9M
Details
- Politician
- Ro Khanna
- Ticker
- DXCM
- Asset
- DEXCOM, INC. CMN
- Tx type
- sell
- Traded
- Apr 24, 2026
- Filed
- May 11, 2026
- Amount low
- $1,001
- Amount high
- $15,000
- Range midpoint (estimate)
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 17
- Owner type
- spouse
- Is whale
- No
- Insider trade
- {"insider":{"slug":"kevin-r-sayer","name":"Kevin R Sayer","title":"Executive Chair","short_title":"Chair"},"company":"DEXCOM INC","ticker":"DXCM","tx_kind":"open_market_sale","tx_date":"2026-05-21","shares":26759,"price":72,"value":1926648,"is_10b5_1":true,"filing_date":"2026-05-26"}
- Days between
- -27
- Opposite side
- No
- Public from
- May 26, 2026
- Method version
- 2026-11-03
- 50Insider overlapPublic May 26, 2026 · traded May 7, 2026
Sen. Tina Smith's spouse sold DXCM 14 days before its Chair sold $1.9M
Details
- Politician
- Tina Smith
- Ticker
- DXCM
- Asset
- DexCom, Inc. - Common Stock
- Tx type
- sell
- Traded
- May 7, 2026
- Filed
- May 10, 2026
- Amount low
- $100K
- Amount high
- $250K
- Range midpoint (estimate)
- $175K
- Disclosed range
- $100,001 - $250,000
- Reporting lag days
- 3
- Owner type
- spouse
- Is whale
- No
- Insider trade
- {"insider":{"slug":"kevin-r-sayer","name":"Kevin R Sayer","title":"Executive Chair","short_title":"Chair"},"company":"DEXCOM INC","ticker":"DXCM","tx_kind":"open_market_sale","tx_date":"2026-05-21","shares":26759,"price":72,"value":1926648,"is_10b5_1":true,"filing_date":"2026-05-26"}
- Days between
- -14
- Opposite side
- No
- Public from
- May 26, 2026
- Method version
- 2026-11-03
- 50Insider overlapPublic May 26, 2026 · traded Apr 29, 2026
Sen. Tina Smith's spouse partially sold DXCM 22 days before its Chair sold $1.9M
Details
- Politician
- Tina Smith
- Ticker
- DXCM
- Asset
- DexCom, Inc. - Common Stock
- Tx type
- partial_sale
- Traded
- Apr 29, 2026
- Filed
- May 10, 2026
- Amount low
- $100K
- Amount high
- $250K
- Range midpoint (estimate)
- $175K
- Disclosed range
- $100,001 - $250,000
- Reporting lag days
- 11
- Owner type
- spouse
- Is whale
- No
- Insider trade
- {"insider":{"slug":"kevin-r-sayer","name":"Kevin R Sayer","title":"Executive Chair","short_title":"Chair"},"company":"DEXCOM INC","ticker":"DXCM","tx_kind":"open_market_sale","tx_date":"2026-05-21","shares":26759,"price":72,"value":1926648,"is_10b5_1":true,"filing_date":"2026-05-26"}
- Days between
- -22
- Opposite side
- No
- Public from
- May 26, 2026
- Method version
- 2026-11-03
- 52Committee overlapPublic May 10, 2026 · traded May 7, 2026
Sen. Tina Smith's spouse sold $100,001–$250,000 of DXCM; Sen. Tina Smith sits on Senate Finance
Details
- Committee
- Senate Committee on Finance
- Leadership seat
- No
- Sector
- Healthcare
- Disclosed range
- $100,001 - $250,000
- Traded
- May 7, 2026
- Filed
- May 10, 2026
- Public from
- May 10, 2026
- Method version
- 2026-11-03