Follow the people · Insider
Douglas A. Roeder
Douglas A. Roeder files insider transactions with the SEC as a director of Senseonics Holdings (SENS). We hold 3 disclosed purchases and sales filed since 14 November 2013, 1 of them in the last 90 days.
- Files forSENS
- Disclosed buys and sells3 in all, 1 in the last 90 days
- Last disclosure20 August 2026
Positions held
3 posts we hold — a term names its own dates; a run of filings only says when they filed- Filed 23 March 2016 — 19 August 2026Director · Senseonics Holdings (SENS)57 Form 4 lines · source: SEC Form 4
- Filed 13 November 2013 — 18 May 2022Director · Tandem Diabetes Care (TNDM)40 Form 4 lines · source: SEC Form 4
- Filed 1 November 2013 — 3 February 2016Director and 10% owner · TriVascular Technologies (TRIV)17 Form 4 lines · source: SEC Form 4
Everything they disclosed
114 entries, newest first — one per disclosure report, one per Form 4 line- ▲ bought on the open market 13,953 shares of Senseonics HoldingsSEC Form 420 August 2026Common Stock · traded 19 August 2026 · filed 20 August 2026
- was granted 2,751 shares of Senseonics HoldingsSEC Form 42 July 2026Common Stock · traded 1 July 2026 · filed 2 July 2026
- was granted 9,852 shares of Senseonics HoldingsSEC Form 421 May 2026Common Stock · traded 20 May 2026 · filed 21 May 2026
- was granted 13,574 shares of Senseonics Holdings (a derivative holding)SEC Form 421 May 2026Stock Option (right to buy) · traded 20 May 2026 · filed 21 May 2026
- ▲ bought on the open market 22,686 shares of Senseonics HoldingsSEC Form 413 May 2026Common Stock · traded 12 May 2026 · filed 13 May 2026
- was granted 2,218 shares of Senseonics HoldingsSEC Form 42 April 2026Common Stock · traded 1 April 2026 · filed 2 April 2026
- ▲ bought on the open market 17,500 shares of Senseonics HoldingsSEC Form 416 March 2026Common Stock · traded 13 March 2026 · filed 16 March 2026
- ▲ bought on the open market 17,500 shares of Senseonics HoldingsSEC Form 416 March 2026Common Stock · traded 13 March 2026 · filed 16 March 2026
- was granted 2,504 shares of Senseonics HoldingsSEC Form 45 January 2026Common Stock · traded 2 January 2026 · filed 5 January 2026
- was granted 2,504 shares of Senseonics HoldingsSEC Form 45 January 2026Common Stock · traded 2 January 2026 · filed 5 January 2026
- ▲ bought on the open market 15,000 shares of Senseonics HoldingsSEC Form 410 November 2025Common Stock · traded 7 November 2025 · filed 10 November 2025
- was granted 35,714 shares of Senseonics HoldingsSEC Form 43 October 2025Common Stock · traded 1 October 2025 · filed 3 October 2025
- was granted 30,987 shares of Senseonics HoldingsSEC Form 43 July 2025Common Stock · traded 1 July 2025 · filed 3 July 2025
- was granted 157,234 shares of Senseonics Holdings (a derivative holding)SEC Form 428 May 2025Stock Option (right to buy) · traded 23 May 2025 · filed 28 May 2025
- was granted 111,386 shares of Senseonics HoldingsSEC Form 428 May 2025Common Stock · traded 23 May 2025 · filed 28 May 2025
- was granted 22,183 shares of Senseonics HoldingsSEC Form 43 April 2025Common Stock · traded 1 April 2025 · filed 3 April 2025
- was granted 31,183 shares of Senseonics HoldingsSEC Form 43 January 2025Common Stock · traded 2 January 2025 · filed 3 January 2025
- ▲ bought on the open market 75,000 shares of Senseonics HoldingsSEC Form 420 December 2024Common Stock · traded 13 December 2024 · filed 20 December 2024
- ▲ bought on the open market 300,000 shares of Senseonics HoldingsSEC Form 416 December 2024Common Stock · traded 12 December 2024 · filed 16 December 2024
- ▲ bought on the open market 25,000 shares of Senseonics HoldingsSEC Form 416 December 2024Common Stock · traded 13 December 2024 · filed 16 December 2024
- was granted 43,755 shares of Senseonics HoldingsSEC Form 42 October 2024Common Stock · traded 1 October 2024 · filed 2 October 2024
- was granted 236,344 shares of Senseonics HoldingsSEC Form 424 May 2024Common Stock · traded 22 May 2024 · filed 24 May 2024
- ▲ bought on the open market 300,000 shares of Senseonics HoldingsSEC Form 431 August 2023Common Stock · traded 30 August 2023 · filed 31 August 2023
- was granted 200,000 shares of Senseonics HoldingsSEC Form 413 June 2023Common Stock · traded 9 June 2023 · filed 13 June 2023
- was granted 147,948 shares of Senseonics HoldingsSEC Form 419 May 2023Common Stock · traded 17 May 2023 · filed 19 May 2023
- was granted 99,557 shares of Senseonics HoldingsSEC Form 431 May 2022Common Stock · traded 26 May 2022 · filed 31 May 2022
- exercised options over 2,205 shares of Tandem Diabetes Care (a derivative holding)SEC Form 419 May 2022Restricted Stock Unit · traded 18 May 2022 · filed 19 May 2022
- exercised options over 2,205 shares of Tandem Diabetes CareSEC Form 419 May 2022Common Stock · traded 18 May 2022 · filed 19 May 2022
- acquired or disposed of, other 1,000,000 shares of Tandem Diabetes CareSEC Form 420 October 2021Common Stock · traded 15 October 2021 · filed 20 October 2021
- acquired or disposed of, other 11,568 shares of Tandem Diabetes CareSEC Form 420 October 2021Common Stock · traded 15 October 2021 · filed 20 October 2021
- acquired or disposed of, other 11,568 shares of Tandem Diabetes CareSEC Form 420 October 2021Common Stock · traded 15 October 2021 · filed 20 October 2021
- acquired or disposed of, other 3,766 shares of Tandem Diabetes CareSEC Form 420 October 2021Common Stock · traded 15 October 2021 · filed 20 October 2021
- exercised options over 128,817 shares of Senseonics Holdings (a derivative holding)SEC Form 426 August 2021Stock Option (right to buy) · traded 25 August 2021 · filed 26 August 2021
- exercised options over 86,930 shares of Senseonics Holdings (a derivative holding)SEC Form 426 August 2021Stock Option (right to buy) · traded 25 August 2021 · filed 26 August 2021
- ▼ sold on the open market 125,342 shares of Senseonics HoldingsSEC Form 426 August 2021Common Stock · traded 24 August 2021 · filed 26 August 2021
- exercised options over 128,817 shares of Senseonics HoldingsSEC Form 426 August 2021Common Stock · traded 25 August 2021 · filed 26 August 2021
- exercised options over 86,930 shares of Senseonics HoldingsSEC Form 426 August 2021Common Stock · traded 25 August 2021 · filed 26 August 2021
- ▼ sold on the open market 215,747 shares of Senseonics HoldingsSEC Form 426 August 2021Common Stock · traded 25 August 2021 · filed 26 August 2021
- acquired or disposed of, other 1,892 shares of Tandem Diabetes CareSEC Form 425 June 2021Common Stock · traded 23 June 2021 · filed 25 June 2021
- acquired or disposed of, other 1,892 shares of Tandem Diabetes CareSEC Form 425 June 2021Common Stock · traded 23 June 2021 · filed 25 June 2021
- exercised options over 1,892 shares of Tandem Diabetes Care (a derivative holding)SEC Form 41 June 2021Restricted Stock Unit · traded 27 May 2021 · filed 1 June 2021
- exercised options over 1,892 shares of Tandem Diabetes CareSEC Form 41 June 2021Common Stock · traded 27 May 2021 · filed 1 June 2021
- ▼ sold on the open market 147,735 shares of Senseonics HoldingsSEC Form 428 May 2021Common Stock · traded 25 May 2021 · filed 28 May 2021
- was granted 60,483 shares of Senseonics HoldingsSEC Form 428 May 2021Common Stock · traded 25 May 2021 · filed 28 May 2021
- ▼ sold on the open market 652 shares of Senseonics HoldingsSEC Form 421 May 2021Common Stock · traded 19 May 2021 · filed 21 May 2021
- was granted 2,205 shares of Tandem Diabetes Care (a derivative holding)SEC Form 421 May 2021Restricted Stock Unit · traded 18 May 2021 · filed 21 May 2021
- ▼ sold on the open market 4,845,399 shares of Senseonics HoldingsSEC Form 413 April 2021Common Stock · traded 9 April 2021 · filed 13 April 2021
- ▼ sold on the open market 46,989 shares of Senseonics HoldingsSEC Form 413 April 2021Common Stock · traded 9 April 2021 · filed 13 April 2021
- ▼ sold on the open market 4,906,326 shares of Senseonics HoldingsSEC Form 413 April 2021Common Stock · traded 12 April 2021 · filed 13 April 2021
- ▼ sold on the open market 47,580 shares of Senseonics HoldingsSEC Form 413 April 2021Common Stock · traded 12 April 2021 · filed 13 April 2021
- was granted 273,077 shares of Senseonics HoldingsSEC Form 420 August 2020Common Stock · traded 20 July 2020 · filed 20 August 2020
- was granted 273,077 shares of Senseonics HoldingsSEC Form 422 July 2020Common Stock · traded 20 July 2020 · filed 22 July 2020
- was granted 1,892 shares of Tandem Diabetes Care (a derivative holding)SEC Form 429 May 2020Restricted Stock Unit · traded 27 May 2020 · filed 29 May 2020
- ▼ sold on the open market 122,018 shares of Tandem Diabetes CareSEC Form 429 August 2019Common Stock · traded 27 August 2019 · filed 29 August 2019
- ▼ sold on the open market 1,191 shares of Tandem Diabetes CareSEC Form 429 August 2019Common Stock · traded 27 August 2019 · filed 29 August 2019
- ▼ sold on the open market 166,704 shares of Tandem Diabetes CareSEC Form 429 August 2019Common Stock · traded 28 August 2019 · filed 29 August 2019
- ▼ sold on the open market 1,628 shares of Tandem Diabetes CareSEC Form 429 August 2019Common Stock · traded 28 August 2019 · filed 29 August 2019
- ▼ sold on the open market 16,594 shares of Tandem Diabetes CareSEC Form 429 August 2019Common Stock · traded 28 August 2019 · filed 29 August 2019
- ▼ sold on the open market 162 shares of Tandem Diabetes CareSEC Form 429 August 2019Common Stock · traded 28 August 2019 · filed 29 August 2019
- ▼ sold on the open market 9,379 shares of Tandem Diabetes CareSEC Form 46 August 2019Common Stock · traded 2 August 2019 · filed 6 August 2019
- ▼ sold on the open market 92 shares of Tandem Diabetes CareSEC Form 46 August 2019Common Stock · traded 2 August 2019 · filed 6 August 2019
- ▼ sold on the open market 13,218 shares of Tandem Diabetes CareSEC Form 415 July 2019Common Stock · traded 11 July 2019 · filed 15 July 2019
- ▼ sold on the open market 129 shares of Tandem Diabetes CareSEC Form 415 July 2019Common Stock · traded 11 July 2019 · filed 15 July 2019
- was granted 3,732 shares of Tandem Diabetes Care (a derivative holding)SEC Form 420 June 2019Stock Option · traded 18 June 2019 · filed 20 June 2019
- ▼ sold on the open market 35,343 shares of Tandem Diabetes CareSEC Form 417 June 2019Common Stock · traded 13 June 2019 · filed 17 June 2019
- ▼ sold on the open market 345 shares of Tandem Diabetes CareSEC Form 417 June 2019Common Stock · traded 13 June 2019 · filed 17 June 2019
- was granted 86,930 shares of Senseonics Holdings (a derivative holding)SEC Form 43 June 2019Stock Option (right to buy) · traded 30 May 2019 · filed 3 June 2019
- was granted 25,000 shares of Tandem Diabetes Care (a derivative holding)SEC Form 419 November 2018Stock Option · traded 15 November 2018 · filed 19 November 2018
- ▼ sold on the open market 211,832 shares of Senseonics HoldingsSEC Form 415 June 2018Common Stock · traded 13 June 2018 · filed 15 June 2018
- ▼ sold on the open market 2,068 shares of Senseonics HoldingsSEC Form 415 June 2018Common Stock · traded 13 June 2018 · filed 15 June 2018
- ▼ sold on the open market 153,723 shares of Senseonics HoldingsSEC Form 415 June 2018Common Stock · traded 14 June 2018 · filed 15 June 2018
- ▼ sold on the open market 1,501 shares of Senseonics HoldingsSEC Form 415 June 2018Common Stock · traded 14 June 2018 · filed 15 June 2018
- ▼ sold on the open market 605,355 shares of Senseonics HoldingsSEC Form 415 June 2018Common Stock · traded 15 June 2018 · filed 15 June 2018
- ▼ sold on the open market 5,910 shares of Senseonics HoldingsSEC Form 415 June 2018Common Stock · traded 15 June 2018 · filed 15 June 2018
- ▼ sold on the open market 254,896 shares of Senseonics HoldingsSEC Form 413 June 2018Common Stock · traded 11 June 2018 · filed 13 June 2018
- ▼ sold on the open market 2,489 shares of Senseonics HoldingsSEC Form 413 June 2018Common Stock · traded 11 June 2018 · filed 13 June 2018
- ▼ sold on the open market 259,690 shares of Senseonics HoldingsSEC Form 413 June 2018Common Stock · traded 12 June 2018 · filed 13 June 2018
- ▼ sold on the open market 2,536 shares of Senseonics HoldingsSEC Form 413 June 2018Common Stock · traded 12 June 2018 · filed 13 June 2018
- was granted 50,847 shares of Senseonics Holdings (a derivative holding)SEC Form 41 June 2018Stock Option (right to buy) · traded 30 May 2018 · filed 1 June 2018
- ▲ bought on the open market 990,330 shares of Tandem Diabetes CareSEC Form 413 February 2018Common Stock · traded 9 February 2018 · filed 13 February 2018
- ▲ bought on the open market 9,670 shares of Tandem Diabetes CareSEC Form 413 February 2018Common Stock · traded 9 February 2018 · filed 13 February 2018
- was granted 5,300 shares of Tandem Diabetes Care (a derivative holding)SEC Form 45 December 2017Stock Option · traded 1 December 2017 · filed 5 December 2017
- was granted 1,700 shares of Tandem Diabetes Care (a derivative holding)SEC Form 417 November 2017Stock Options · traded 15 November 2017 · filed 17 November 2017
- was granted 128,817 shares of Senseonics Holdings (a derivative holding)SEC Form 426 May 2017Stock Option (right to buy) · traded 24 May 2017 · filed 26 May 2017
- was granted 17,000 shares of Tandem Diabetes Care (a derivative holding)SEC Form 416 November 2016Stock Options · traded 15 November 2016 · filed 16 November 2016
- was granted 54,629 shares of Senseonics Holdings (a derivative holding)SEC Form 426 May 2016Stock Option (right to buy) · traded 24 May 2016 · filed 26 May 2016
- ▲ bought on the open market 1,216,195 shares of Senseonics HoldingsSEC Form 423 March 2016Common Stock · traded 23 March 2016 · filed 23 March 2016
- ▲ bought on the open market 11,875 shares of Senseonics HoldingsSEC Form 423 March 2016Common Stock · traded 23 March 2016 · filed 23 March 2016
- returned to the issuer 149 shares of TriVascular TechnologiesSEC Form 45 February 2016Common Stock · traded 3 February 2016 · filed 5 February 2016
- disposed of in a tender offer 3,535,910 shares of TriVascular TechnologiesSEC Form 45 February 2016Common Stock · traded 3 February 2016 · filed 5 February 2016
- was granted 17,000 shares of Tandem Diabetes Care (a derivative holding)SEC Form 417 November 2015Stock Options · traded 16 November 2015 · filed 17 November 2015
- was granted 10,000 shares of TriVascular Technologies (a derivative holding)SEC Form 427 May 2015Stock Options (right to buy) · traded 22 May 2015 · filed 27 May 2015
- was granted 17,000 shares of Tandem Diabetes Care (a derivative holding)SEC Form 419 November 2014Stock Options · traded 17 November 2014 · filed 19 November 2014
- ▲ bought on the open market 833,333 shares of TriVascular TechnologiesSEC Form 424 April 2014Common Stock · traded 22 April 2014 · filed 24 April 2014
- converted 574,933 shares of TriVascular TechnologiesSEC Form 424 April 2014Common Stock · traded 22 April 2014 · filed 24 April 2014
- converted 384,594 shares of TriVascular TechnologiesSEC Form 424 April 2014Common Stock · traded 22 April 2014 · filed 24 April 2014
- converted 424,918 shares of TriVascular TechnologiesSEC Form 424 April 2014Common Stock · traded 22 April 2014 · filed 24 April 2014
- converted 970,167 shares of TriVascular TechnologiesSEC Form 424 April 2014Common Stock · traded 22 April 2014 · filed 24 April 2014
- converted 347,965 shares of TriVascular TechnologiesSEC Form 424 April 2014Common Stock · traded 22 April 2014 · filed 24 April 2014
- converted 574,933 shares of TriVascular Technologies (a derivative holding)SEC Form 424 April 2014Series A Preferred Stock · traded 22 April 2014 · filed 24 April 2014
- converted 384,594 shares of TriVascular Technologies (a derivative holding)SEC Form 424 April 2014Series B Preferred Stock · traded 22 April 2014 · filed 24 April 2014
- converted 424,918 shares of TriVascular Technologies (a derivative holding)SEC Form 424 April 2014Series C Preferred Stock · traded 22 April 2014 · filed 24 April 2014
- converted 970,167 shares of TriVascular Technologies (a derivative holding)SEC Form 424 April 2014Series D Preferred Stock · traded 22 April 2014 · filed 24 April 2014
- was granted 347,965 shares of TriVascular Technologies (a derivative holding)SEC Form 424 April 2014Series E Preferred Stock · traded 1 November 2013 · filed 24 April 2014
- converted 347,965 shares of TriVascular Technologies (a derivative holding)SEC Form 424 April 2014Series E Preferred Stock · traded 22 April 2014 · filed 24 April 2014
- converted 45,094 shares of TriVascular Technologies (a derivative holding)SEC Form 424 April 2014Warrant to Purchase Series D Preferred Stock (right to buy) · traded 22 April 2014 · filed 24 April 2014
- converted 45,094 shares of TriVascular Technologies (a derivative holding)SEC Form 424 April 2014Warrant to Purchase Common Stock (right to buy) · traded 22 April 2014 · filed 24 April 2014
- converted 1,113,545 shares of Tandem Diabetes Care (a derivative holding)SEC Form 421 November 2013Series C Preferred Stock · traded 19 November 2013 · filed 21 November 2013
- converted 10,871 shares of Tandem Diabetes Care (a derivative holding)SEC Form 421 November 2013Series C Preferred Stock · traded 19 November 2013 · filed 21 November 2013
- converted 4,973,160 shares of Tandem Diabetes Care (a derivative holding)SEC Form 421 November 2013Series D Preferred Stock · traded 19 November 2013 · filed 21 November 2013
- converted 48,558 shares of Tandem Diabetes Care (a derivative holding)SEC Form 421 November 2013Series D Preferred Stock · traded 19 November 2013 · filed 21 November 2013
- converted 3,632,552 shares of Tandem Diabetes CareSEC Form 421 November 2013Common Stock · traded 19 November 2013 · filed 21 November 2013
- converted 35,467 shares of Tandem Diabetes CareSEC Form 421 November 2013Common Stock · traded 19 November 2013 · filed 21 November 2013
- was granted 17,000 shares of Tandem Diabetes Care (a derivative holding)SEC Form 414 November 2013Stock Option · traded 13 November 2013 · filed 14 November 2013
Positions come from the unitedstates/congress-legislators roster, the Office of Government Ethics and the SEC’s Form 4 index. Every disclosed line names its own source and links the document the government published; we print what the filing says and never a price we did not read from it. Headlines and links come from the GDELT Global Knowledge Graph — the story stays with the publisher. The portrait, where we have one, is the public-domain Congressional Bioguide photograph.