AMBAC FINL GROUP INC

Ticker: OSG CUSIP: 023139884 Class: Common Stock

Harbor Advisors LLC's Holding History (CIK: 0001687156)

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

Q4 2025
Shares 196,382 Value ($000) $1,528 Avg Close $8.55 Range $7.63 - $10.38
Q3 2025
Shares 196,382 Value ($000) $1,638 Avg Close $8.45 Range $6.86 - $10.05
Q2 2025
Shares 196,382 Value ($000) $1,394 Avg Close $7.45 Range $5.99 - $8.69
Q1 2025
Shares 196,382 Value ($000) $1,718 Avg Close $10.53 Range $7.92 - $12.84
Q4 2024
Shares 196,382 Value ($000) $2,484 Avg Close $12.05 Range $10.83 - $13.64
Q3 2024
Shares 196,382 Value ($000) $2,201 Avg Close $11.69 Range $10.12 - $13.32
Q2 2024
Shares 196,382 Value ($000) $2,518 Avg Close $15.25 Range $11.80 - $18.45
Q1 2024
Shares 196,382 Value ($000) $3,069 Avg Close $15.77 Range $14.53 - $17.80
Q4 2023
Shares 196,382 Value ($000) $3,236 Avg Close $13.90 Range $11.26 - $16.60
Q3 2023
Shares 196,382 Value ($000) $2,368 Avg Close $13.44 Range $11.99 - $14.64
Q2 2023
Shares 196,382 Value ($000) $2,796 Avg Close $14.63 Range $13.18 - $16.10
Q1 2023
Shares 196,382 Value ($000) $3,040 Avg Close $16.18 Range $14.17 - $17.75
Q4 2022
Shares 251,382 Value ($000) $4,384 Avg Close $14.86 Range $12.55 - $17.59
Q3 2022
Shares 251,382 Value ($000) $3,205 Avg Close $13.32 Range $11.15 - $15.59
Q2 2022
Shares 251,382 Value ($000) $2,853 Avg Close $9.49 Range $7.24 - $11.85
Q1 2022
Shares 251,382 Value ($000) $2,614 Avg Close $13.55 Range $8.14 - $16.64
Q4 2021
Shares 261,382 Value ($000) $4,195 Avg Close $15.71 Range $14.07 - $17.86
Q3 2021
Shares 261,382 Value ($000) $3,743 Avg Close $14.28 Range $13.09 - $15.94
Q2 2021
Shares 261,382 Value ($000) $4,093 Avg Close $16.07 Range $13.94 - $17.82
Q1 2021
Shares 261,382 Value ($000) $4,376 Avg Close $16.34 Range $14.13 - $18.63
Q4 2020
Shares 261,382 Value ($000) $4,020 Avg Close $14.74 Range $11.92 - $18.19
Q3 2020
Shares 261,382 Value ($000) $3,338 Avg Close $12.88 Range $11.14 - $14.75
Q2 2020
Shares 261,382 Value ($000) $3,743 Avg Close $14.62 Range $10.58 - $17.64
Q1 2020
Shares 261,382 Value ($000) $3,225 Avg Close $19.17 Range $8.74 - $22.90
Q4 2019
Shares 261,382 Value ($000) $5,638 Avg Close $20.51 Range $19.05 - $21.95
Q3 2019
Shares 261,382 Value ($000) $5,110 Avg Close $18.37 Range $16.69 - $20.74
Q2 2019
Shares 261,382 Value ($000) $4,404 Avg Close $17.07 Range $14.44 - $19.28
Q1 2019
Shares 261,382 Value ($000) $4,736 Avg Close $19.10 Range $17.01 - $21.01
Q4 2018
Shares 261,382 Value ($000) $4,506 Avg Close $18.36 Range $15.02 - $21.38
Q3 2018
Shares 243,117 Value ($000) $4,964 Avg Close $20.88 Range $19.30 - $23.34
Q2 2018
Shares 243,117 Value ($000) $4,826 Avg Close $18.46 Range $15.17 - $21.11
Q1 2018
Shares 243,117 Value ($000) $3,812 Avg Close $15.46 Range $13.96 - $17.09
Q4 2017
Shares 243,117 Value ($000) $3,885 Avg Close $15.38 Range $13.17 - $17.79
Q3 2017
Shares 243,117 Value ($000) $4,196 Avg Close $18.46 Range $16.75 - $22.02
Q2 2017
Shares 233,117 Value ($000) $4,045 Avg Close $17.77 Range $15.67 - $20.28
Q1 2017
Shares 230,617 Value ($000) $4,349 Avg Close $21.04 Range $17.39 - $23.55
Q4 2016
Shares 225,617 Value ($000) $5,076 Avg Close $21.85 Range $17.75 - $27.25