ALAN TREFLER

Business address
225 Wyman Street, Ste 300, Waltham, MA, 02451
Top holdings (ownership)
PEGA
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ALAN TREFLER has filed 162 SEC EDGAR filings since 11 Feb 1997

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 22 Dec 2025 18 Dec 2025 001-11859
4 Open Document Open Filing FORM 4 19 Dec 2025 17 Dec 2025 001-11859
144 Open Document Open Filing 17 Dec 2025
4 Open Document Open Filing FORM 4 03 Dec 2025 02 Dec 2025 001-11859
SCHEDULE 13G/A Open Document Open Filing 12 Nov 2025
4 Open Document Open Filing FORM 4 07 Nov 2025 05 Nov 2025 001-11859
4 Open Document Open Filing FORM 4 23 Oct 2025 21 Oct 2025 001-11859
4 Open Document Open Filing FORM 4 19 Sep 2025 17 Sep 2025 001-11859
4 Open Document Open Filing FORM 4 17 Sep 2025 15 Sep 2025 001-11859
144 Open Document Open Filing 16 Sep 2025
4 Open Document Open Filing FORM 4 04 Sep 2025 02 Sep 2025 001-11859
4 Open Document Open Filing FORM 4 07 Aug 2025 05 Aug 2025 001-11859
SCHEDULE 13G/A Open Document Open Filing 01 Aug 2025
4 Open Document Open Filing FORM 4 14 Jul 2025 10 Jul 2025 001-11859
4 Open Document Open Filing FORM 4 11 Jul 2025 09 Jul 2025 001-11859
4/A Open Document Open Filing FORM 4/A 11 Jul 2025 16 Apr 2025 001-11859
4 Open Document Open Filing FORM 4 23 Jun 2025 18 Jun 2025 001-11859
4 Open Document Open Filing FORM 4 18 Jun 2025 17 Jun 2025 001-11859
4 Open Document Open Filing FORM 4 03 Jun 2025 02 Jun 2025 001-11859
4 Open Document Open Filing FORM 4 30 May 2025 28 May 2025 001-11859
4 Open Document Open Filing FORM 4 28 May 2025 27 May 2025 001-11859
144 Open Document Open Filing 27 May 2025
144 Open Document Open Filing 05 May 2025
4 Open Document Open Filing FORM 4 21 Apr 2025 16 Apr 2025 001-11859
4 Open Document Open Filing FORM 4 13 Mar 2025 11 Mar 2025 001-11859
4 Open Document Open Filing FORM 4 06 Mar 2025 04 Mar 2025 001-11859
4 Open Document Open Filing FORM 4 04 Mar 2025 03 Mar 2025 001-11859
4 Open Document Open Filing FORM 4 27 Feb 2025 25 Feb 2025 001-11859
144 Open Document Open Filing 25 Feb 2025
4 Open Document Open Filing FORM 4 14 Feb 2025 12 Feb 2025 001-11859
4 Open Document Open Filing FORM 4 27 Dec 2024 24 Dec 2024 001-11859
4 Open Document Open Filing FORM 4 04 Dec 2024 03 Dec 2024 001-11859
4 Open Document Open Filing FORM 4 03 Dec 2024 02 Dec 2024 001-11859
SC 13G/A Open Document Open Filing SC 13G/A 12 Nov 2024
4 Open Document Open Filing FORM 4 16 Sep 2024 12 Sep 2024 001-11859
4 Open Document Open Filing FORM 4 04 Sep 2024 03 Sep 2024 001-11859
144 Open Document Open Filing 15 Aug 2024
144 Open Document Open Filing 05 Aug 2024
4 Open Document Open Filing FORM 4 04 Jun 2024 03 Jun 2024 001-11859
4 Open Document Open Filing FORM 4 07 Mar 2024 05 Mar 2024 001-11859
4 Open Document Open Filing FORM 4 05 Mar 2024 04 Mar 2024 001-11859
4 Open Document Open Filing FORM 4 16 Feb 2024 14 Feb 2024 001-11859
SC 13G/A Open Document Open Filing SC 13G/A 12 Feb 2024
4 Open Document Open Filing FORM 4 21 Dec 2023 19 Dec 2023 001-11859
4 Open Document Open Filing FORM 4 08 Dec 2023 06 Dec 2023 001-11859
4 Open Document Open Filing FORM 4 05 Dec 2023 04 Dec 2023 001-11859
4 Open Document Open Filing FORM 4 08 Sep 2023 06 Sep 2023 001-11859
4 Open Document Open Filing FORM 4 06 Sep 2023 05 Sep 2023 001-11859
144 Open Document Open Filing 14 Jun 2023
4 Open Document Open Filing FORM 4 07 Jun 2023 05 Jun 2023 001-11859
4 Open Document Open Filing FORM 4 05 Jun 2023 02 Jun 2023 001-11859
4 Open Document Open Filing FORM 4 08 Mar 2023 06 Mar 2023 001-11859
4 Open Document Open Filing FORM 4 03 Mar 2023 02 Mar 2023 001-11859
5 Open Document Open Filing FORM 5 14 Feb 2023 31 Dec 2022 001-11859
4 Open Document Open Filing FORM 4 06 Dec 2022 02 Dec 2022 001-11859
4 Open Document Open Filing FORM 4 07 Sep 2022 02 Sep 2022 001-11859
4 Open Document Open Filing FORM 4 07 Jun 2022 03 Jun 2022 001-11859
4 Open Document Open Filing FORM 4 03 Jun 2022 02 Jun 2022 001-11859
4 Open Document Open Filing FORM 4 09 Mar 2022 07 Mar 2022 001-11859
4 Open Document Open Filing FORM 4 03 Mar 2022 01 Mar 2022 001-11859
5 Open Document Open Filing FORM 5 14 Feb 2022 31 Dec 2021 001-11859
4 Open Document Open Filing FORM 4 08 Dec 2021 06 Dec 2021 001-11859
4 Open Document Open Filing FORM 4 06 Dec 2021 03 Dec 2021 001-11859
4 Open Document Open Filing FORM 4 09 Sep 2021 07 Sep 2021 001-11859
4 Open Document Open Filing FORM 4 03 Sep 2021 03 Sep 2021 001-11859
4 Open Document Open Filing FORM 4 09 Jun 2021 07 Jun 2021 001-11859
4 Open Document Open Filing FORM 4 04 Jun 2021 03 Jun 2021 001-11859
4 Open Document Open Filing FORM 4 09 Mar 2021 08 Mar 2021 001-11859
4 Open Document Open Filing FORM 4 04 Mar 2021 02 Mar 2021 001-11859
SC 13G/A Open Document Open Filing SC 13G/A 12 Feb 2021
5 Open Document Open Filing FORM 5 12 Feb 2021 31 Dec 2020 001-11859
4 Open Document Open Filing FORM 4 SUBMISSION 09 Dec 2020 07 Dec 2020 001-11859
4 Open Document Open Filing FORM 4 SUBMISSION 10 Sep 2020 08 Sep 2020 001-11859
4 Open Document Open Filing FORM 4 SUBMISSION 10 Jun 2020 08 Jun 2020 001-11859
4 Open Document Open Filing FORM 4 SUBMISSION 10 Mar 2020 06 Mar 2020 001-11859
4/A Open Document Open Filing FORM 4/A SUBMISSION 10 Mar 2020 06 Mar 2019 001-11859
4 Open Document Open Filing FORM 4 SUBMISSION 05 Mar 2020 03 Mar 2020 001-11859
5 Open Document Open Filing FORM 5 SUBMISSION 13 Feb 2020 31 Dec 2019 001-11859
SC 13G/A Open Document Open Filing SC 13G/A 13 Feb 2020
4/A Open Document Open Filing FORM 4/A SUBMISSION 16 Aug 2019 14 Feb 2019 001-11859
4 Open Document Open Filing FORM 4 SUBMISSION 12 Jun 2019 01 Mar 2019 001-11859
4 Open Document Open Filing FORM 4 SUBMISSION 08 Mar 2019 06 Mar 2019 001-11859
5 Open Document Open Filing FORM 5 SUBMISSION 14 Feb 2019 31 Dec 2018 001-11859
SC 13G/A Open Document Open Filing SC 13G AMENDMENT NO. 18 14 Feb 2019
5 Open Document Open Filing FORM 5 SUBMISSION 13 Feb 2018 31 Dec 2017 001-11859
SC 13G/A Open Document Open Filing SC 13G/A 13 Feb 2018
SC 13G/A Open Document Open Filing SC 13G/A 16 Feb 2017
5 Open Document Open Filing FORM 5 SUBMISSION 15 Feb 2017 31 Dec 2016 001-11859
SC 13G/A Open Document Open Filing SC 13G/A 04 Feb 2016
5 Open Document Open Filing FORM 5 SUBMISSION 04 Feb 2016 31 Dec 2015 001-11859
SC 13G/A Open Document Open Filing SC 13G/A 17 Feb 2015
5 Open Document Open Filing FORM 5 SUBMISSION 17 Feb 2015 31 Dec 2014 001-11859
SC 13G/A Open Document Open Filing SCHEDULE 13G AMENDMENT NO. 13 14 Feb 2014
5 Open Document Open Filing FORM 5 ALAN TREFLER 1-15-2013 17 Jan 2014 31 Dec 2012 001-11859