KRYSTAL BIOTECH INC

Ticker: KRYS CUSIP: 501147102 Class: Common Stock

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 183,754 Value ($000) $45,303 Avg Close $210.47 Range $175.85 - $265.92
Q3 2025
Shares 128,960 Value ($000) $22,765 Avg Close $149.68 Range $130.50 - $178.20
Q2 2025
Shares 112,382 Value ($000) $15,448 Avg Close $146.88 Range $122.80 - $182.16
Q1 2025
Shares 17,224 Value ($000) $3,105 Avg Close $168.21 Range $141.72 - $197.94
Q4 2024
Shares 10,331 Value ($000) $1,618 Avg Close $177.39 Range $154.16 - $207.84
Q1 2024
Shares 5,600 Value ($000) $996 Avg Close $138.91 Range $107.50 - $189.97
Q4 2023
Shares 70,901 Value ($000) $8,796 Avg Close $110.89 Range $93.95 - $129.85
Q3 2023
Shares 9,528 Value ($000) $1,105 Avg Close $122.00 Range $106.92 - $132.68
Q1 2023
Shares 8,571 Value ($000) $686 Avg Close $78.56 Range $69.81 - $89.59
Q4 2022
Shares 12,200 Value ($000) $966 Avg Close $74.22 Range $61.11 - $81.97
Q4 2021
Shares 108,511 Value ($000) $7,592 Avg Close $58.21 Range $38.86 - $102.99
Q3 2021
Shares 25,655 Value ($000) $1,339 Avg Close $59.20 Range $51.04 - $72.55
Q1 2021
Shares 29,836 Value ($000) $2,299 Avg Close $72.70 Range $57.06 - $87.29
Q4 2020
Shares 7,427 Value ($000) $446 Avg Close $49.94 Range $40.04 - $62.95