Mazzacco Catherine
SEC insider (Form 3/4/5 filer). CIK 0001967722. Director at Krystal Biotech, Inc. (KRYS) and 1 other issuer. 6 reported Form 4/5 transactions since Sep 2024; latest on Sep 14, 2026. Located in PITTSBURGH, PA.
Companies Mazzacco Catherine has filed insider reports for
- Krystal Biotech, Inc. (KRYS): Director
- Sight Sciences, Inc. (SGHT): Director
Mazzacco Catherine
CIK: 0001967722
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (6 total)
- Sep 14, 2026KRYS
Krystal Biotech, Inc.
AwardDirectStock Option (Right to Buy)
1.2K shares- - Sep 14, 2026KRYS
Krystal Biotech, Inc.
AwardDirectRestricted Stock Units
471 shares- - Jun 4, 2026SGHT
Sight Sciences, Inc.
AwardDirect28.3K shares- - Sep 11, 2025SGHT
Sight Sciences, Inc.
GiftDirect37.5K shares- - Jun 30, 2025KRYS
Krystal Biotech, Inc.
AwardDirectStock Option (Right to Buy)
5K shares- - Jun 5, 2025SGHT
Sight Sciences, Inc.
AwardDirect31K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Sep 14, 2026 |  KRYS Krystal Biotech, Inc. | Award Stock Option (Right to Buy) | 1,187 | - | - | Direct |
| Sep 14, 2026 | KRYS Krystal Biotech, Inc. | Award Restricted Stock Units | 471 | - | - | Direct |
| Jun 4, 2026 |  SGHT Sight Sciences, Inc. | Award | 28,261 | - | $0 | Direct |
| Sep 11, 2025 | SGHT Sight Sciences, Inc. | Gift | 37,492 | - | - | Direct |
| Jun 30, 2025 | KRYS Krystal Biotech, Inc. | Award Stock Option (Right to Buy) | 5,000 | - | - | Direct |
| Jun 5, 2025 | SGHT Sight Sciences, Inc. | Award | 30,952 | - | - | Direct |
1-6 of 6 transactions