Michael Klein

Business address
C/O Davis Polk & Wardwell, 450 Lexington Avenue, New York, NY, 10017
Top holdings (ownership)
CCXIU, OKLO, CTEV, and SKIL
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Michael Klein has filed 70 SEC EDGAR filings since 10 Nov 2005

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 19 Dec 2025 18 Dec 2025 001-43020
3 Open Document Open Filing 16 Dec 2025 16 Dec 2025 001-43020
4 Open Document Open Filing 4 24 Sep 2025 22 Sep 2025 001-40583
SCHEDULE 13D/A Open Document Open Filing 11 Sep 2025
4 Open Document Open Filing 18 Jul 2025 17 Jul 2025 001-38960
4 Open Document Open Filing OWNERSHIP DOCUMENT 25 Jun 2025 23 Jun 2025 001-40583
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Jun 2025 18 Jun 2025 001-40583
SCHEDULE 13D Open Document Open Filing 21 May 2025
4 Open Document Open Filing 4 19 May 2025 15 May 2025 001-42646
3 Open Document Open Filing 3 14 May 2025 13 May 2025 001-42646
4 Open Document Open Filing FORM 4 02 May 2025 30 Apr 2025 001-39228
4 Open Document Open Filing OWNERSHIP DOCUMENT 18 Nov 2024 14 Nov 2024 001-40583
4 Open Document Open Filing 23 Jul 2024 19 Jul 2024 001-38960
4 Open Document Open Filing 22 Jul 2024 18 Jul 2024 001-38960
4/A Open Document Open Filing OWNERSHIP DOCUMENT 02 Jul 2024 09 May 2024 001-40583
4/A Open Document Open Filing OWNERSHIP DOCUMENT 02 Jul 2024 12 Jul 2021 001-40583
4 Open Document Open Filing OWNERSHIP DOCUMENT 13 May 2024 09 May 2024 001-40583
4 Open Document Open Filing 4 08 May 2024 06 May 2024 001-42041
3 Open Document Open Filing 3 02 May 2024 01 May 2024 001-42041
4 Open Document Open Filing FORM 4 26 Apr 2024 24 Apr 2024 001-39228
SC 13G/A Open Document Open Filing SC 13G/A 14 Feb 2024
SC 13G/A Open Document Open Filing SC 13G/A 14 Feb 2024
4 Open Document Open Filing 24 Jul 2023 20 Jul 2023 001-38960
4 Open Document Open Filing 23 Jun 2023 23 Jun 2023 001-38960
4 Open Document Open Filing FORM 4 28 Apr 2023 26 Apr 2023 001-39228
SC 13G/A Open Document Open Filing SC 13G/A 14 Feb 2023
SC 13D/A Open Document Open Filing SC 13D/A 14 Feb 2023
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 24 Jun 2022 23 Jun 2022 001-38960
4 Open Document Open Filing FORM 4 28 Apr 2022 26 Apr 2022 001-39228
SC 13G/A Open Document Open Filing SC 13G/A 11 Feb 2022
4 Open Document Open Filing OWNERSHIP DOCUMENT 30 Dec 2021 28 Dec 2021 001-38960
4 Open Document Open Filing OWNERSHIP DOCUMENT 14 Jul 2021 12 Jul 2021 001-40583
3 Open Document Open Filing OWNERSHIP DOCUMENT 07 Jul 2021 07 Jul 2021 001-40583
4 Open Document Open Filing OWNERSHIP DOCUMENT 14 Jun 2021 11 Jun 2021 001-38960
4 Open Document Open Filing FORM 4 01 Jun 2021 27 May 2021 001-39228
SC 13G/A Open Document Open Filing AMENDMENT NO. 1 16 Feb 2021
SC 13G Open Document Open Filing SCHEDULE 13G 12 Feb 2021
3 Open Document Open Filing OWNERSHIP DOCUMENT 11 Feb 2021 11 Feb 2021 001-40052
3 Open Document Open Filing OWNERSHIP DOCUMENT 11 Feb 2021 11 Feb 2021 001-40051
4 Open Document Open Filing OWNERSHIP DOCUMENT 28 Dec 2020 23 Dec 2020 001-39228
4 Open Document Open Filing OWNERSHIP DOCUMENT 22 Dec 2020 18 Dec 2020 001-39806
3 Open Document Open Filing OWNERSHIP DOCUMENT 15 Dec 2020 15 Dec 2020 001-39806
4 Open Document Open Filing FORM 4 17 Nov 2020 17 Nov 2020 001-39228
4 Open Document Open Filing OWNERSHIP DOCUMENT 16 Nov 2020 16 Nov 2020 001-39228
4 Open Document Open Filing OWNERSHIP DOCUMENT 13 Nov 2020 13 Nov 2020 001-39228
4 Open Document Open Filing FORM 4 08 Oct 2020 06 Oct 2020 001-39228
3 Open Document Open Filing OWNERSHIP DOCUMENT 29 Jul 2020 29 Jul 2020 001-39408
4 Open Document Open Filing FORM 4 SUBMISSION 24 Jul 2020 22 Jul 2020 001-38363
SC 13D Open Document Open Filing SC 13D 13 Jul 2020
4 Open Document Open Filing FORM 4 SUBMISSION 07 Jul 2020 01 Jul 2020 001-38363
3 Open Document Open Filing FORM 3 SUBMISSION 07 Jul 2020 01 Jul 2020 001-38363
SC 13G Open Document Open Filing SCHEDULE 13G 14 Feb 2020
3 Open Document Open Filing OWNERSHIP DOCUMENT 13 Feb 2020 13 Feb 2020 001-39228
3 Open Document Open Filing OWNERSHIP DOCUMENT 26 Jun 2019 26 Jun 2019 001-38960
4 Open Document Open Filing OWNERSHIP DOCUMENT 14 May 2019 11 May 2019 001-38645
3 Open Document Open Filing OWNERSHIP DOCUMENT 06 Sep 2018 06 Sep 2018 001-38645