ROBERT CALDERONI

Business address
C/O Kla Corporation, One Technology Drive, Milpitas, CA, 95035
Top holdings (ownership)
KLAC
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ROBERT CALDERONI has filed 236 SEC EDGAR filings since 20 Oct 2003

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 07 Nov 2025 05 Nov 2025 000-09992
4 Open Document Open Filing PRIMARY DOCUMENT 18 Jul 2025 17 Jul 2025 000-20853
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 17 Jul 2025 16 Jul 2025 001-37483
3 Open Document Open Filing INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 17 Jul 2025 16 Jul 2025 001-37483
4 Open Document Open Filing PRIMARY DOCUMENT 09 Jun 2025 07 Jun 2025 000-20853
4 Open Document Open Filing PRIMARY DOCUMENT 25 Apr 2025 24 Apr 2025 000-20853
4 Open Document Open Filing 4 08 Nov 2024 06 Nov 2024 000-09992
4 Open Document Open Filing PRIMARY DOCUMENT 10 Jun 2024 07 Jun 2024 000-20853
4 Open Document Open Filing PRIMARY DOCUMENT 13 May 2024 12 May 2024 000-20853
4 Open Document Open Filing 4 03 Nov 2023 01 Nov 2023 000-09992
4 Open Document Open Filing PRIMARY DOCUMENT 16 May 2023 12 May 2023 000-20853
4 Open Document Open Filing FORM 4 SUBMISSION 04 Nov 2022 02 Nov 2022 000-09992
4 Open Document Open Filing FORM 4 03 Oct 2022 30 Sep 2022 000-27084
4 Open Document Open Filing FORM 4 SUBMISSION 06 Sep 2022 31 Aug 2022 000-09992
4 Open Document Open Filing FORM 4 02 Aug 2022 01 Aug 2022 000-27084
4 Open Document Open Filing FORM 4 05 Jul 2022 01 Jul 2022 000-27084
4 Open Document Open Filing FORM 4 02 Jun 2022 01 Jun 2022 000-27084
4 Open Document Open Filing PRIMARY DOCUMENT 16 May 2022 13 May 2022 000-20853
4 Open Document Open Filing FORM 4 02 May 2022 29 Apr 2022 000-27084
4 Open Document Open Filing FORM 4 05 Apr 2022 01 Apr 2022 000-27084
4 Open Document Open Filing FORM 4 03 Mar 2022 01 Mar 2022 000-27084
4 Open Document Open Filing FORM 4 03 Feb 2022 01 Feb 2022 000-27084
4 Open Document Open Filing FORM 4 05 Jan 2022 03 Jan 2022 000-27084
4 Open Document Open Filing FORM 4 22 Dec 2021 21 Dec 2021 000-27084
4 Open Document Open Filing FORM 4 02 Dec 2021 01 Dec 2021 000-27084
4 Open Document Open Filing FORM 4 05 Nov 2021 03 Nov 2021 000-09992
4 Open Document Open Filing FORM 4 02 Nov 2021 01 Nov 2021 000-27084
4 Open Document Open Filing FORM 4 08 Oct 2021 06 Oct 2021 000-27084
4 Open Document Open Filing FORM 4 27 Sep 2021 24 Sep 2021 000-27084
4 Open Document Open Filing FORM 4 02 Jul 2021 01 Jul 2021 000-27084
4 Open Document Open Filing FORM 4 29 Jun 2021 25 Jun 2021 000-27084
4 Open Document Open Filing PRIMARY DOCUMENT 08 Jun 2021 14 May 2021 000-20853
4 Open Document Open Filing FORM 4 04 Jun 2021 03 Jun 2021 000-27084
4 Open Document Open Filing FORM 4 29 Mar 2021 26 Mar 2021 000-27084
5 Open Document Open Filing FORM 5 01 Feb 2021 31 Dec 2020 000-27084
4 Open Document Open Filing FORM 4 23 Dec 2020 22 Dec 2020 000-27084
4 Open Document Open Filing FORM 4 06 Nov 2020 04 Nov 2020 000-09992
4 Open Document Open Filing FORM 4 28 Sep 2020 25 Sep 2020 000-27084
4 Open Document Open Filing FORM 4 SUBMISSION 31 Aug 2020 31 Aug 2020 001-34391
4 Open Document Open Filing FORM 4 SUBMISSION 31 Jul 2020 30 Jul 2020 001-34391
4 Open Document Open Filing FORM 4 02 Jul 2020 01 Jul 2020 000-27084
4 Open Document Open Filing FORM 4 23 Jun 2020 19 Jun 2020 000-27084
4 Open Document Open Filing FORM 4 SUBMISSION 02 Jun 2020 30 May 2020 001-34391
4 Open Document Open Filing PRIMARY DOCUMENT 19 May 2020 15 May 2020 000-20853
4 Open Document Open Filing FORM 4 06 May 2020 05 May 2020 000-27084
4 Open Document Open Filing FORM 4 23 Mar 2020 20 Mar 2020 000-27084
4 Open Document Open Filing PRIMARY DOCUMENT 03 Mar 2020 01 Mar 2020 000-20853
3 Open Document Open Filing PRIMARY DOCUMENT 03 Mar 2020 01 Mar 2020 000-20853
4 Open Document Open Filing FORM 4 23 Dec 2019 20 Dec 2019 000-27084
4 Open Document Open Filing FORM 4 08 Nov 2019 07 Nov 2019 000-27084
4 Open Document Open Filing FORM 4 07 Nov 2019 05 Nov 2019 000-09992
4 Open Document Open Filing FORM 4 07 Nov 2019 05 Nov 2019 000-27084
4 Open Document Open Filing FORM 4 05 Nov 2019 04 Nov 2019 000-27084
4 Open Document Open Filing FORM 4 24 Sep 2019 20 Sep 2019 000-27084
4 Open Document Open Filing FORM 4 02 Jul 2019 01 Jul 2019 000-27084
4 Open Document Open Filing FORM 4 25 Jun 2019 21 Jun 2019 000-27084
4 Open Document Open Filing FORM 4 SUBMISSION 03 Jun 2019 30 May 2019 001-34391
4 Open Document Open Filing PRIMARY DOCUMENT 15 May 2019 13 May 2019 001-34501
4 Open Document Open Filing FORM 4 25 Mar 2019 22 Mar 2019 000-27084
4 Open Document Open Filing FORM 4 10 Jan 2019 09 Jan 2019 000-27084
4 Open Document Open Filing FORM 4 03 Jan 2019 02 Jan 2019 000-27084
4 Open Document Open Filing FORM 4 02 Jan 2019 31 Dec 2018 000-27084
4 Open Document Open Filing FORM 4 26 Dec 2018 21 Dec 2018 000-27084
4 Open Document Open Filing FORM 4 04 Dec 2018 03 Dec 2018 000-27084
4 Open Document Open Filing FORM 4 03 Dec 2018 30 Nov 2018 000-27084
4 Open Document Open Filing FORM 4 09 Nov 2018 07 Nov 2018 000-09992
4 Open Document Open Filing FORM 4 05 Nov 2018 01 Nov 2018 000-09992
4 Open Document Open Filing FORM 4 02 Nov 2018 01 Nov 2018 000-27084
4 Open Document Open Filing FORM 4 01 Nov 2018 31 Oct 2018 000-27084
4 Open Document Open Filing FORM 4 03 Oct 2018 02 Oct 2018 000-27084
4 Open Document Open Filing FORM 4 01 Oct 2018 28 Sep 2018 000-27084
4 Open Document Open Filing FORM 4 05 Sep 2018 04 Sep 2018 000-27084
4 Open Document Open Filing FORM 4 04 Sep 2018 31 Aug 2018 000-27084
4 Open Document Open Filing FORM 4 02 Aug 2018 31 Jul 2018 000-27084
4 Open Document Open Filing FORM 4 05 Jul 2018 03 Jul 2018 000-27084
4 Open Document Open Filing FORM 4 02 Jul 2018 29 Jun 2018 000-27084
4 Open Document Open Filing FORM 4 04 Jun 2018 01 Jun 2018 000-27084
4 Open Document Open Filing FORM 4 01 Jun 2018 31 May 2018 000-27084
4 Open Document Open Filing FORM 4 SUBMISSION 31 May 2018 31 May 2018 001-34391
4 Open Document Open Filing PRIMARY DOCUMENT 25 May 2018 23 May 2018 001-34501
4 Open Document Open Filing FORM 4 02 May 2018 30 Apr 2018 000-27084
4 Open Document Open Filing FORM 4 04 Apr 2018 03 Apr 2018 000-27084
4 Open Document Open Filing FORM 4 03 Apr 2018 29 Mar 2018 000-27084
4 Open Document Open Filing FORM 4 14 Mar 2018 12 Mar 2018 000-27084
4 Open Document Open Filing FORM 4 01 Mar 2018 28 Feb 2018 000-27084
4 Open Document Open Filing FORM 4 02 Feb 2018 31 Jan 2018 000-27084
4 Open Document Open Filing FORM 4 03 Jan 2018 02 Jan 2018 000-27084
4 Open Document Open Filing FORM 4 02 Jan 2018 31 Dec 2017 000-27084
4 Open Document Open Filing FORM 4 01 Dec 2017 30 Nov 2017 000-27084
4 Open Document Open Filing FORM 4 21 Nov 2017 17 Nov 2017 000-27084
4 Open Document Open Filing FORM 4 02 Nov 2017 01 Nov 2017 000-09992
4 Open Document Open Filing FORM 4 01 Nov 2017 31 Oct 2017 000-27084
4 Open Document Open Filing FORM 4 02 Oct 2017 29 Sep 2017 000-27084
4 Open Document Open Filing FORM 4 05 Sep 2017 31 Aug 2017 000-27084
4 Open Document Open Filing FORM 4 02 Aug 2017 31 Jul 2017 000-27084
4 Open Document Open Filing FORM 4 05 Jul 2017 30 Jun 2017 000-27084
4 Open Document Open Filing FORM 4 SUBMISSION 12 Jun 2017 09 Jun 2017 001-34391
4 Open Document Open Filing FORM 4 SUBMISSION 02 Jun 2017 01 Jun 2017 001-34391
4 Open Document Open Filing FORM 4 02 Jun 2017 31 May 2017 000-27084
4 Open Document Open Filing PRIMARY DOCUMENT 25 May 2017 24 May 2017 001-34501
4 Open Document Open Filing FORM 4 04 May 2017 02 May 2017 000-09992
4 Open Document Open Filing PRIMARY DOCUMENT 02 May 2017 28 Apr 2017 001-34501
4 Open Document Open Filing FORM 4 01 May 2017 28 Apr 2017 000-27084
4 Open Document Open Filing FORM 4 03 Apr 2017 31 Mar 2017 000-27084
4 Open Document Open Filing FORM 4 01 Mar 2017 28 Feb 2017 000-27084
4 Open Document Open Filing FORM 4 16 Feb 2017 15 Feb 2017 000-27084
4 Open Document Open Filing FORM 4 15 Feb 2017 13 Feb 2017 000-27084
3/A Open Document Open Filing FORM 3/A SUBMISSION 13 Feb 2017 31 Jan 2017 001-34391
3 Open Document Open Filing FORM 3 SUBMISSION 10 Feb 2017 31 Jan 2017 001-34391
4 Open Document Open Filing FORM 4 03 Feb 2017 01 Feb 2017 000-27084
4 Open Document Open Filing FORM 4 03 Jan 2017 30 Dec 2016 000-27084
4 Open Document Open Filing FORM 4 01 Dec 2016 30 Nov 2016 000-27084
4 Open Document Open Filing FORM 4 03 Nov 2016 02 Nov 2016 000-09992
4 Open Document Open Filing FORM 4 01 Nov 2016 31 Oct 2016 000-27084
4 Open Document Open Filing FORM 4 25 Oct 2016 21 Oct 2016 000-27084
4 Open Document Open Filing FORM 4 04 Oct 2016 30 Sep 2016 000-27084
4 Open Document Open Filing FORM 4 01 Sep 2016 31 Aug 2016 000-27084
4 Open Document Open Filing FORM 4 01 Aug 2016 29 Jul 2016 000-27084
4 Open Document Open Filing FORM 4 05 Jul 2016 30 Jun 2016 000-27084
4 Open Document Open Filing FORM 4 02 Jun 2016 31 May 2016 000-27084
4 Open Document Open Filing PRIMARY DOCUMENT 26 May 2016 25 May 2016 001-34501
4 Open Document Open Filing PRIMARY DOCUMENT 23 May 2016 19 May 2016 001-34501
4 Open Document Open Filing FORM 4 02 May 2016 29 Apr 2016 000-27084
4 Open Document Open Filing FORM 4 01 Apr 2016 31 Mar 2016 000-27084
4 Open Document Open Filing FORM 4 02 Mar 2016 29 Feb 2016 000-27084
4 Open Document Open Filing FORM 4 02 Feb 2016 29 Jan 2016 000-27084
4 Open Document Open Filing FORM 4 04 Jan 2016 31 Dec 2015 000-27084
4 Open Document Open Filing FORM 4 02 Dec 2015 30 Nov 2015 000-27084
4 Open Document Open Filing FORM 4 06 Nov 2015 04 Nov 2015 000-09992
4 Open Document Open Filing FORM 4 03 Nov 2015 30 Oct 2015 000-27084
4 Open Document Open Filing FORM 4 01 Oct 2015 30 Sep 2015 000-27084
4 Open Document Open Filing FORM 4 02 Sep 2015 31 Aug 2015 000-27084
4/A Open Document Open Filing FORM 4/A 02 Sep 2015 01 Aug 2015 000-27084
4 Open Document Open Filing FORM 4 04 Aug 2015 01 Aug 2015 000-27084
4 Open Document Open Filing FORM 4 03 Jun 2015 01 Jun 2015 000-27084
4 Open Document Open Filing FORM 4 28 May 2015 26 May 2015 000-09992
4 Open Document Open Filing PRIMARY DOCUMENT 27 May 2015 26 May 2015 001-34501
4 Open Document Open Filing PRIMARY DOCUMENT 20 May 2015 18 May 2015 001-34501
4 Open Document Open Filing ANNUAL DIRECTOR RSU GRANT 05 Nov 2014 05 Nov 2014 000-09992
4 Open Document Open Filing FORM 4 17 Jul 2014 15 Jul 2014 000-27084
3 Open Document Open Filing FORM 3 02 Jul 2014 26 Jun 2014 000-27084
4 Open Document Open Filing PRIMARY DOCUMENT 22 May 2014 21 May 2014 001-34501