SEC Insider Transactions from Holdsworth Mark Keith.

Last updated: 2026-03-14 11:33 UTC | Total transactions: 34

Holdsworth Mark Keith, director at R F Industries Ltd (RFIL), bought RFIL shares on the open market twice in the last year for a total of about $71,000. His latest purchase occurred on March 27, 2025. These buys rank 2,688th out of nearly 5,000 insiders in our database, well below the average purchase amount of $1.5 million across 3.3 transactions. He reported no open market sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Sept. 10, 2025 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director A Common Stock 10416 $0.00 887,665.0000 10,774,304 1.19% 0.10%
April 15, 2025 PARSONS CORP $PSN Holdsworth Mark Keith Not found A Common Stock 2682 $0.00 26,971.0000 112,174,000 11.04% 0.00%
March 27, 2025 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 5000 $4.68 867,259.0000 10,481,835 0.58% 0.05%
March 27, 2025 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 10000 $4.74 877,259.0000 10,481,835 1.15% 0.10%
Oct. 15, 2024 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 7009 $4.00 862,259.0000 10,495,082 0.82% 0.07%
Oct. 4, 2024 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 8815 $4.07 855,250.0000 10,495,082 1.04% 0.08%
Oct. 2, 2024 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 8800 $3.97 846,335.0000 10,495,082 1.05% 0.08%
Oct. 3, 2024 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 100 $3.95 846,435.0000 10,495,082 0.01% 0.00%
Sept. 27, 2024 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 220 $3.69 822,535.0000 10,495,082 0.03% 0.00%
Sept. 30, 2024 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 5000 $3.94 827,535.0000 10,495,082 0.61% 0.05%
Oct. 1, 2024 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 10000 $4.00 837,535.0000 10,495,082 1.21% 0.10%
Sept. 5, 2024 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director A Common Stock 13476 $0.00 822,315.0000 10,495,082 1.67% 0.13%
April 16, 2024 PARSONS CORP $PSN Holdsworth Mark Keith Not found A Common Stock 2179 $0.00 20,877.0000 114,400,000 11.65% 0.00%
Nov. 1, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director A Common Stock 6756 $0.00 808,839.0000 0 0.84% 0.00%
Oct. 3, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 1517 $2.83 802,083.0000 0 0.19% 0.00%
Sept. 29, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 8000 $3.01 800,112.0000 0 1.01% 0.00%
Oct. 2, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 454 $2.93 800,566.0000 0 0.06% 0.00%
Sept. 26, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 13723 $2.57 735,070.0000 0 1.90% 0.00%
Sept. 27, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 57042 $2.70 792,112.0000 0 7.76% 0.00%
Sept. 6, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director A Common Stock 13333 $0.00 721,347.0000 0 1.88% 0.00%
April 18, 2023 PARSONS CORP $PSN Holdsworth Mark Keith Director A Common Stock 3855 $0.00 18,698.0000 113,483,000 25.97% 0.00%
April 14, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 200 $4.25 708,014.0000 0 0.03% 0.00%
April 11, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 10000 $4.19 704,712.0000 0 1.44% 0.00%
April 12, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 1920 $4.19 706,632.0000 0 0.27% 0.00%
April 13, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 1182 $4.20 707,814.0000 0 0.17% 0.00%
March 31, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 19521 $4.33 694,712.0000 0 2.89% 0.00%
March 28, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 1000 $4.20 672,864.0000 0 0.15% 0.00%
March 29, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 100 $4.25 672,964.0000 0 0.01% 0.00%
March 30, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 2227 $4.22 675,191.0000 0 0.33% 0.00%
March 22, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 2544 $4.15 671,864.0000 0 0.38% 0.00%
March 17, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 5000 $4.20 655,968.0000 0 0.77% 0.00%
March 20, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 13352 $4.24 669,320.0000 0 2.04% 0.00%
March 15, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 24454 $4.06 640,968.0000 0 3.97% 0.00%
March 16, 2023 R F INDUSTRIES LTD $RFIL Holdsworth Mark Keith Director P Common Stock 10000 $4.10 650,968.0000 0 1.56% 0.00%