AMBAC FINL GROUP INC

Ticker: OSG CUSIP: 023139884 Class: Common Stock

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

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

Q4 2025
Shares 748,572 Value ($000) $5,824 Avg Close $8.55 Range $7.63 - $10.38
Q3 2025
Shares 455,074 Value ($000) $3,795 Avg Close $8.45 Range $6.86 - $10.05
Q2 2025
Shares 648,155 Value ($000) $4,602 Avg Close $7.45 Range $5.99 - $8.69
Q1 2025
Shares 205,405 Value ($000) $1,797 Avg Close $10.53 Range $7.92 - $12.84
Q4 2024
Shares 266,939 Value ($000) $3,377 Avg Close $12.05 Range $10.83 - $13.64
Q3 2024
Shares 364,574 Value ($000) $4,087 Avg Close $11.69 Range $10.12 - $13.32
Q2 2024
Shares 345,715 Value ($000) $4,432 Avg Close $15.25 Range $11.80 - $18.45
Q1 2024
Shares 69,505 Value ($000) $1,086 Avg Close $15.77 Range $14.53 - $17.80
Q2 2023
Shares 28,430 Value ($000) $405 Avg Close $14.63 Range $13.18 - $16.10
Q4 2022
Shares 66,029 Value ($000) $1,152 Avg Close $14.86 Range $12.55 - $17.59