SEC Insider Transactions from Regnante Keith.

Last updated: 2026-03-16 13:02 UTC | Total transactions: 19

Keith Regnante, CFO of Keros Therapeutics ($KROS), made one open market sale of shares in the last year, totaling $77,483. His most recent transaction occurred on February 18, 2026. Among 11,678 insiders with sales, his amount ranks 9,921st, below the average of 8.6 million per person across 6.4 transactions on average. He reported no open market purchases.

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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
Feb. 24, 2026 Keros Therapeutics, Inc. $KROS Regnante Keith CHIEF FINANCIAL OFFICER A Employee Stock Option (Right to Buy) 60000 $0.00 60,000.0000 41,202,371 9999.99% 0.15%
Feb. 18, 2026 Keros Therapeutics, Inc. $KROS Regnante Keith CHIEF FINANCIAL OFFICER S Common Stock 4739 $16.35 39,261.0000 41,202,371 10.77% 0.01%
Feb. 18, 2025 Keros Therapeutics, Inc. $KROS Regnante Keith CHIEF FINANCIAL OFFICER A Common Stock 44000 $0.00 44,000.0000 37,437,652 9999.99% 0.12%
Jan. 4, 2024 Keros Therapeutics, Inc. $KROS Regnante Keith CHIEF FINANCIAL OFFICER S Common Stock 40000 $45.29 0.0000 29,447,119 100.00% 0.14%
Jan. 4, 2024 Keros Therapeutics, Inc. $KROS Regnante Keith CHIEF FINANCIAL OFFICER M Common Stock 40000 $16.00 40,000.0000 29,447,119 9999.99% 0.14%
Feb. 13, 2024 Keros Therapeutics, Inc. $KROS Regnante Keith CHIEF FINANCIAL OFFICER A Employee Stock Option (right to buy) 40000 $0.00 40,000.0000 29,447,119 9999.99% 0.14%
Jan. 4, 2024 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer M Employee Stock Option (right to buy) 40000 $0.00 53,622.0000 29,447,119 42.73% 0.14%
Nov. 4, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer M Common Stock 40000 $16.00 40,000.0000 25,241,030 9999.99% 0.16%
Nov. 4, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer S Common Stock 40000 $45.29 0.0000 25,241,030 100.00% 0.16%
June 9, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer S Common Stock 2579 $47.25 0.0000 25,241,030 100.00% 0.01%
June 9, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer M Employee Stock Option (right to buy) 20000 $0.00 93,622.0000 25,241,030 17.60% 0.08%
June 8, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer M Employee Stock Option (right to buy) 20000 $0.00 113,622.0000 25,241,030 14.97% 0.08%
June 9, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer S Common Stock 15993 $45.03 4,007.0000 25,241,030 79.97% 0.06%
June 9, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer M Common Stock 20000 $16.00 20,000.0000 25,241,030 9999.99% 0.08%
June 8, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer S Common Stock 2699 $48.65 0.0000 25,241,030 100.00% 0.01%
June 8, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer S Common Stock 17301 $47.66 2,699.0000 25,241,030 86.51% 0.07%
June 8, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer M Common Stock 20000 $16.00 20,000.0000 25,241,030 9999.99% 0.08%
June 9, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer S Common Stock 1428 $46.46 2,579.0000 25,241,030 35.64% 0.01%
Feb. 16, 2023 Keros Therapeutics, Inc. $KROS Regnante Keith Chief Financial Officer A Employee Stock Option (right to buy) 40000 $0.00 40,000.0000 25,241,030 9999.99% 0.16%