Current Market Value 832,408,506
Current Holdings 170
Most Recent File Date 2025-07-21
Total Filings on Record 24
SEC Form 13F Filing History

This page shows a list of all the recent 13F filings made by Mattern Capital Management, Llc . Form 13F is required to be filed within 45 days of the end of a calendar quarter. The Form 13F report requires disclosure of the manager that files the report, the name and class of the security, the CUSIP number, the number of shares as of the end of the calendar quarter for which the report is filed, and the total market value. The market value column should not be used as a substitute for Assets Under Management (AUM), as it does not include cash held in accounts.

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File Date Reporting Period Form Amendment Holdings Reported Value
($1000)
2025-07-21 2025-06-30 13F-HR 170 832,409
2025-04-23 2025-03-31 13F-HR 163 785,400
2025-02-03 2024-12-31 13F-HR 160 767,379
2024-10-24 2024-09-30 13F-HR 156 794,588
2024-08-02 2024-06-30 13F-HR 157 723,847
2024-05-14 2024-03-31 13F-HR 157 736,457
2024-02-14 2023-12-31 13F-HR 136 687,895
2023-11-08 2023-09-30 13F-HR 135 618,164
2023-08-08 2023-06-30 13F-HR 134 616,056
2023-05-12 2023-03-31 13F-HR 120 566,854
2023-02-06 2022-12-31 13F-HR 120 540,823
2022-11-08 2022-09-30 13F-HR 118 480,011
2022-08-08 2022-06-30 13F-HR 118 505,740
2022-05-03 2022-03-31 13F-HR 122 559,254
2022-02-03 2021-12-31 13F-HR 117 571,714
2021-11-01 2021-09-30 13F-HR 114 506,622
2021-08-03 2021-06-30 13F-HR 116 505,767
2021-05-17 2021-03-31 13F-HR 109 462,410
2021-03-05 2020-12-31 13F-HR/A 1 N 1 4,521
2021-02-03 2020-12-31 13F-HR 105 417,270
2020-11-16 2020-09-30 13F-HR 102 382,726
2020-08-07 2020-06-30 13F-HR 100 344,556
2020-05-11 2020-03-31 13F-HR 102 293,861
2020-02-13 2019-12-31 13F-HR 99 361,494