SEC Insider Transactions from Mazzacco Catherine.

Last updated: 2026-03-14 11:19 UTC | Total transactions: 8

Mazzacco Catherine has filed 8 insider transactions across 2 companies since March 2023.

Most recent transaction: a gift of 37492 shares of Sight Sciences, Inc. ($SGHT) on September 11, 2025.

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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. 11, 2025 Sight Sciences, Inc. $SGHT Mazzacco Catherine Not found G Common Stock 37492 $0.00 41,015.0000 51,332,694 47.76% 0.07%
June 30, 2025 Krystal Biotech, Inc. $KRYS Mazzacco Catherine Director A Stock Option (Right to Buy) 5000 $0.00 5,000.0000 29,740,000 9999.99% 0.02%
June 5, 2025 Sight Sciences, Inc. $SGHT Mazzacco Catherine Not found A Common Stock 30952 $0.00 78,507.0000 51,332,694 65.09% 0.06%
June 30, 2024 Krystal Biotech, Inc. $KRYS Mazzacco Catherine Director A Stock Option (Right to Buy) 5000 $0.00 5,000.0000 27,752,000 9999.99% 0.02%
June 6, 2024 Sight Sciences, Inc. $SGHT Mazzacco Catherine Not found A Common Stock 17366 $0.00 47,555.0000 0 57.52% 0.00%
June 30, 2023 Krystal Biotech, Inc. $KRYS Mazzacco Catherine Director A Stock Option (Right to Buy) 2180 $0.00 2,180.0000 25,492,000 9999.99% 0.01%
June 8, 2023 Sight Sciences, Inc. $SGHT Mazzacco Catherine Director A Common Stock 30189 $0.00 0.0000 0 0.00% 0.00%
March 31, 2023 Krystal Biotech, Inc. $KRYS Mazzacco Catherine Director A Stock Option (Right to Buy) 13600 $0.00 13,600.0000 25,492,000 9999.99% 0.05%