MONTROSE ENVIRONMENTAL GROUP

Ticker: MEG CUSIP: 615111101 Class: Common Stock

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

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

Q4 2025
Shares 109,058 Value ($000) $2,708 Avg Close $26.42 Range $23.36 - $30.90
Q3 2025
Shares 277,706 Value ($000) $7,626 Avg Close $26.13 Range $20.34 - $32.00
Q2 2025
Shares 383,661 Value ($000) $8,398 Avg Close $17.93 Range $10.51 - $24.00
Q1 2025
Shares 111,217 Value ($000) $1,586 Avg Close $19.04 Range $13.79 - $24.79
Q4 2024
Shares 42,294 Value ($000) $785 Avg Close $21.03 Range $15.21 - $28.27
Q3 2024
Shares 85,089 Value ($000) $2,238 Avg Close $32.33 Range $24.85 - $45.13
Q2 2024
Shares 41,234 Value ($000) $1,837 Avg Close $44.99 Range $35.60 - $49.97
Q1 2024
Shares 102,481 Value ($000) $4,014 Avg Close $33.50 Range $25.98 - $42.72
Q4 2023
Shares 166,120 Value ($000) $5,337 Avg Close $28.70 Range $21.96 - $33.95
Q3 2023
Shares 125,430 Value ($000) $3,670 Avg Close $38.00 Range $28.61 - $45.96
Q2 2023
Shares 68,103 Value ($000) $2,868 Avg Close $35.94 Range $28.64 - $43.99
Q1 2023
Shares 87,616 Value ($000) $3,125 Avg Close $45.28 Range $28.80 - $55.00
Q3 2022
Shares 24,271 Value ($000) $817 Avg Close $39.65 Range $32.65 - $48.68
Q2 2022
Shares 95,768 Value ($000) $3,234 Avg Close $41.81 Range $28.36 - $57.49
Q1 2022
Shares 108,230 Value ($000) $5,727 Avg Close $49.52 Range $38.35 - $71.45
Q4 2021
Shares 135,071 Value ($000) $9,522 Avg Close $69.28 Range $59.20 - $80.42
Q3 2021
Shares 181,830 Value ($000) $11,226 Avg Close $52.31 Range $43.60 - $68.65
Q3 2020
Shares 29,811 Value ($000) $710 Avg Close $25.41 Range $16.41 - $33.10