WaveMan · Form 4
Holdsworth Mark Keith insider trades
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Holdsworth Mark Keith insider trades

Holdsworth Mark Keith has filed 34 Form 4s with the SEC that we hold, for R F Industries LTD (RFIL) (Director) and Parsons Corp (PSN) (Director). Across all of them we count 44 purchases worth $2.9M and 0 sales worth $0 reported on Form 4. In the last 12 months: 2 purchases ($512.7K) and 0 sales ($0). The largest single trade was a purchase of 50,000 shares of R F Industries LTD worth $360.0K, dated 2022-03-29. The first filing on our record is dated 2021-07-12 and the latest 2026-09-14.

R F Industries LTD (RFIL)

Director · 28 filings · 42 purchases and sales
Trade dateCodeSharesValue as filedFiled
2021-07-08P, purchase reported on Form 411,930$88.2K2021-07-12
2021-07-09P, purchase reported on Form 43,800$28.8K2021-07-12
2021-12-23P, purchase reported on Form 410,000$74.6K2021-12-28
2021-12-27P, purchase reported on Form 43,014$23.0K2021-12-28
2021-12-28P, purchase reported on Form 410,557$84.2K2021-12-28
2021-12-30P, purchase reported on Form 420,000$154.4K2022-01-03
2021-12-31P, purchase reported on Form 413,480$109.2K2022-01-03
2022-01-12P, purchase reported on Form 4400$2.9K2022-01-14
2022-01-13P, purchase reported on Form 49,480$69.6K2022-01-14
2022-01-14P, purchase reported on Form 410,200$75.6K2022-01-14
2022-03-29P, purchase reported on Form 450,000$360.0K2022-03-30
2022-03-29P, purchase reported on Form 450,000$360.0K2022-03-30
2022-06-30P, purchase reported on Form 49,854$61.1K2022-07-05
2022-07-01P, purchase reported on Form 46,530$40.4K2022-07-05
2022-07-08P, purchase reported on Form 410,000$61.6K2022-07-11
2023-03-15P, purchase reported on Form 424,454$99.3K2023-03-16
2023-03-16P, purchase reported on Form 410,000$41.0K2023-03-16
2023-03-17P, purchase reported on Form 45,000$21.0K2023-03-20
2023-03-20P, purchase reported on Form 413,352$56.6K2023-03-20
2023-03-22P, purchase reported on Form 42,544$10.6K2023-03-24
2023-03-28P, purchase reported on Form 41,000$4.2K2023-03-30
2023-03-29P, purchase reported on Form 4100$4252023-03-30
2023-03-30P, purchase reported on Form 42,227$9.4K2023-03-30
2023-03-31P, purchase reported on Form 419,521$84.5K2023-04-04
2023-04-11P, purchase reported on Form 410,000$41.9K2023-04-13
2023-04-12P, purchase reported on Form 41,920$8.0K2023-04-13
2023-04-13P, purchase reported on Form 41,182$5.0K2023-04-13
2023-04-14P, purchase reported on Form 4200$8502023-04-18
2023-09-26P, purchase reported on Form 413,723$35.3K2023-09-28
2023-09-27P, purchase reported on Form 457,042$154.0K2023-09-28
2023-09-29P, purchase reported on Form 48,000$24.1K2023-10-03
2023-10-02P, purchase reported on Form 4454$1.3K2023-10-03
2023-10-03P, purchase reported on Form 41,517$4.3K2023-10-03
2024-09-27P, purchase reported on Form 4220$8122024-10-01
2024-09-30P, purchase reported on Form 45,000$19.7K2024-10-01
2024-10-01P, purchase reported on Form 410,000$40.0K2024-10-01
2024-10-02P, purchase reported on Form 48,800$34.9K2024-10-04
2024-10-03P, purchase reported on Form 4100$3952024-10-04
2024-10-04P, purchase reported on Form 48,815$35.9K2024-10-04
2024-10-15P, purchase reported on Form 47,009$28.0K2024-10-17
2025-03-27P, purchase reported on Form 410,000$47.4K2025-03-31
2025-03-27P, purchase reported on Form 45,000$23.4K2025-03-31

Parsons Corp (PSN)

Director · 6 filings · 2 purchases and sales
Trade dateCodeSharesValue as filedFiled
2026-05-12P, purchase reported on Form 46,754$348.1K2026-05-13
2026-05-12P, purchase reported on Form 43,246$164.6K2026-05-13
Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1095155) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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