SEC Insider Transactions from Kumbier Michelle.

Last updated: 2026-03-14 11:43 UTC | Total transactions: 13

Kumbier Michelle has filed 13 insider transactions across 3 companies since April 2023.

Most recent transaction: a grant/award of 347 shares of Ryerson Holding Corp ($RYZ) on January 01, 2026.

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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
Jan. 1, 2026 Ryerson Holding Corp $RYZ Kumbier Michelle Not found A Common Stock (par value $0.01 per share) 347 $0.00 2,756.0000 32,199,000 14.40% 0.00%
Sept. 30, 2025 Ryerson Holding Corp $RYZ Kumbier Michelle Not found A Common Stock (par value $0.01 per share) 382 $0.00 2,409.0000 33,189,000 18.85% 0.00%
June 30, 2025 Ryerson Holding Corp $RYZ Kumbier Michelle Not found A Common Stock (par value $0.01 per share) 405 $0.00 2,027.0000 33,189,000 24.97% 0.00%
April 25, 2025 ABBOTT LABORATORIES $ABT Kumbier Michelle Not found A Common shares without par value 1635 $0.00 15,714.0000 1,991,472,630 11.61% 0.00%
April 23, 2025 TELEDYNE TECHNOLOGIES INC $TDY Kumbier Michelle Director A Common Stock 468 $0.00 2,569.0000 47,600,000 22.28% 0.00%
April 1, 2025 Ryerson Holding Corp $RYZ Kumbier Michelle Not found A Common Stock (par value $0.01 per share) 381 $0.00 1,622.0000 33,189,000 30.70% 0.00%
Dec. 31, 2024 Ryerson Holding Corp $RYZ Kumbier Michelle Not found A Common Stock (par value $0.01 per share) 472 $0.00 1,241.0000 33,639,000 61.38% 0.00%
Oct. 1, 2024 Ryerson Holding Corp $RYZ Kumbier Michelle Not found A Common Stock (par value $0.01 per share) 439 $0.00 769.0000 33,639,000 133.03% 0.00%
July 1, 2024 Ryerson Holding Corp $RYZ Kumbier Michelle Not found A Common Stock (par value $0.01 per share) 330 $0.00 330.0000 35,567,000 9999.99% 0.00%
April 26, 2024 ABBOTT LABORATORIES $ABT Kumbier Michelle Not found A Common shares without par value 1866 $0.00 14,079.0000 1,987,883,852 15.28% 0.00%
April 24, 2024 TELEDYNE TECHNOLOGIES INC $TDY Kumbier Michelle Director A Common Stock 468 $0.00 2,101.0000 47,900,000 28.66% 0.00%
April 28, 2023 ABBOTT LABORATORIES $ABT Kumbier Michelle Not found A Common shares without par value 1816 $0.00 12,213.0000 1,986,519,278 17.47% 0.00%
April 26, 2023 TELEDYNE TECHNOLOGIES INC $TDY Kumbier Michelle Director A Common Stock 419 $0.00 1,633.0000 47,700,000 34.51% 0.00%