AMBAC FINL GROUP INC

Ticker: OSG CUSIP: 023139884 Class: Common Stock

JPMORGAN CHASE & CO's Holding History (CIK: 0000019617)

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

Q4 2025

Shares 152,695 Value ($000) $1,188 Avg Close $8.55 Range $7.63 - $10.38

Q3 2025

Shares 34,555 Value ($000) $288 Avg Close $8.45 Range $6.86 - $10.05

Q2 2025

Shares 31,231 Value ($000) $222 Avg Close $7.45 Range $5.99 - $8.69

Q1 2025

Shares 63,419 Value ($000) $555 Avg Close $10.53 Range $7.92 - $12.84

Q4 2024

Shares 276,762 Value ($000) $3,501 Avg Close $12.05 Range $10.83 - $13.64

Q3 2024

Shares 254,072 Value ($000) $2,848 Avg Close $11.69 Range $10.12 - $13.32

Q2 2024

Shares 161,972 Value ($000) $2,076 Avg Close $15.25 Range $11.80 - $18.45

Q1 2024

Shares 141,124 Value ($000) $2,206 Avg Close $15.77 Range $14.53 - $17.80

Q4 2023

Shares 37,942 Value ($000) $625 Avg Close $13.90 Range $11.26 - $16.60

Q3 2023

Shares 65,477 Value ($000) $790 Avg Close $13.44 Range $11.99 - $14.64

Q2 2023

Shares 136,106 Value ($000) $1,938 Avg Close $14.63 Range $13.18 - $16.10

Q1 2023

Shares 823,450 Value ($000) $12,747 Avg Close $16.18 Range $14.17 - $17.75

Q4 2022

Shares 115,459 Value ($000) $2 Avg Close $14.86 Range $12.55 - $17.59

Q3 2022

Shares 343,018 Value ($000) $4,372 Avg Close $13.32 Range $11.15 - $15.59

Q2 2022

Shares 33,444 Value ($000) $379 Avg Close $9.49 Range $7.24 - $11.85

Q1 2022

Shares 383,886 Value ($000) $3,991 Avg Close $13.55 Range $8.14 - $16.64

Q4 2021

Shares 635,471 Value ($000) $10,200 Avg Close $15.71 Range $14.07 - $17.86

Q3 2021

Shares 413,197 Value ($000) $5,917 Avg Close $14.28 Range $13.09 - $15.94

Q2 2021

Shares 531,084 Value ($000) $8,317 Avg Close $16.07 Range $13.94 - $17.82

Q1 2021

Shares 523,657 Value ($000) $8,765 Avg Close $16.34 Range $14.13 - $18.63

Q4 2020

Shares 458,607 Value ($000) $7,054 Avg Close $14.74 Range $11.92 - $18.19

Q3 2020

Shares 607,537 Value ($000) $7,539 Avg Close $12.88 Range $11.14 - $14.75

Q2 2020

Shares 686,821 Value ($000) $9,836 Avg Close $14.62 Range $10.58 - $17.64

Q1 2020

Shares 398,201 Value ($000) $4,913 Avg Close $19.17 Range $8.74 - $22.90

Q4 2019

Shares 213,050 Value ($000) $4,596 Avg Close $20.51 Range $19.05 - $21.95

Q3 2019

Shares 267,574 Value ($000) $5,230 Avg Close $18.37 Range $16.69 - $20.74

Q2 2019

Shares 347,771 Value ($000) $5,839 Avg Close $17.07 Range $14.44 - $19.28

Q1 2019

Shares 342,565 Value ($000) $6,207 Avg Close $19.10 Range $17.01 - $21.01

Q4 2018

Shares 237,876 Value ($000) $4,100 Avg Close $18.36 Range $15.02 - $21.38

Q3 2018

Shares 101,575 Value ($000) $2,074 Avg Close $20.88 Range $19.30 - $23.34

Q2 2018

Shares 397,902 Value ($000) $7,898 Avg Close $18.46 Range $15.17 - $21.11

Q1 2018

Shares 55,836 Value ($000) $876 Avg Close $15.46 Range $13.96 - $17.09

Q4 2017

Shares 53,006 Value ($000) $847 Avg Close $15.38 Range $13.17 - $17.79

Q3 2017

Shares 203,456 Value ($000) $3,535 Avg Close $18.46 Range $16.75 - $22.02

Q2 2017

Shares 113,113 Value ($000) $1,962 Avg Close $17.77 Range $15.67 - $20.28

Q1 2017

Shares 239,206 Value ($000) $4,511 Avg Close $21.04 Range $17.39 - $23.55

Q4 2016

Shares 339,551 Value ($000) $7,640 Avg Close $21.85 Range $17.75 - $27.25

Q3 2016

Shares 226,507 Value ($000) $4,165 Avg Close $17.94 Range $15.42 - $19.35

Q2 2016

Shares 196,597 Value ($000) $3,235 Avg Close $16.04 Range $14.42 - $17.77

Q1 2016

Shares 200,216 Value ($000) $3,163 Avg Close $14.47 Range $11.92 - $17.32

Q4 2015

Shares 145,016 Value ($000) $2,042 Avg Close $15.37 Range $12.72 - $17.39

Q3 2015

Shares 39,582 Value ($000) $572 Avg Close $16.22 Range $14.22 - $19.17

Q2 2015

Shares 207,740 Value ($000) $3,456 Avg Close $23.61 Range $16.44 - $25.91

Q1 2015

Shares 191,057 Value ($000) $4,624 Avg Close $25.43 Range $23.99 - $27.53

Q4 2014

Shares 44,331 Value ($000) $1,086 Avg Close $23.29 Range $18.60 - $26.74

Q3 2014

Shares 40,151 Value ($000) $887 Avg Close $23.53 Range $21.86 - $27.54

Q2 2014

Shares 30,550 Value ($000) $834 Avg Close $29.00 Range $26.37 - $32.20

Q1 2014

Shares 26,405 Value ($000) $820 Avg Close $27.62 Range $22.00 - $35.61

Q4 2013

Shares 29,966 Value ($000) $737 Avg Close $20.94 Range $15.03 - $25.16

Q3 2013

Shares 545,420 Value ($000) $9,894 Avg Close $22.78 Range $17.64 - $25.70

Q2 2013

Shares 81,652 Value ($000) $1,946 Avg Close $24.24 Range $18.00 - $27.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	152,695	$1,188	$8.55	$7.63 - $10.38
Q3 2025	34,555	$288	$8.45	$6.86 - $10.05
Q2 2025	31,231	$222	$7.45	$5.99 - $8.69
Q1 2025	63,419	$555	$10.53	$7.92 - $12.84
Q4 2024	276,762	$3,501	$12.05	$10.83 - $13.64
Q3 2024	254,072	$2,848	$11.69	$10.12 - $13.32
Q2 2024	161,972	$2,076	$15.25	$11.80 - $18.45
Q1 2024	141,124	$2,206	$15.77	$14.53 - $17.80
Q4 2023	37,942	$625	$13.90	$11.26 - $16.60
Q3 2023	65,477	$790	$13.44	$11.99 - $14.64
Q2 2023	136,106	$1,938	$14.63	$13.18 - $16.10
Q1 2023	823,450	$12,747	$16.18	$14.17 - $17.75
Q4 2022	115,459	$2	$14.86	$12.55 - $17.59
Q3 2022	343,018	$4,372	$13.32	$11.15 - $15.59
Q2 2022	33,444	$379	$9.49	$7.24 - $11.85
Q1 2022	383,886	$3,991	$13.55	$8.14 - $16.64
Q4 2021	635,471	$10,200	$15.71	$14.07 - $17.86
Q3 2021	413,197	$5,917	$14.28	$13.09 - $15.94
Q2 2021	531,084	$8,317	$16.07	$13.94 - $17.82
Q1 2021	523,657	$8,765	$16.34	$14.13 - $18.63
Q4 2020	458,607	$7,054	$14.74	$11.92 - $18.19
Q3 2020	607,537	$7,539	$12.88	$11.14 - $14.75
Q2 2020	686,821	$9,836	$14.62	$10.58 - $17.64
Q1 2020	398,201	$4,913	$19.17	$8.74 - $22.90
Q4 2019	213,050	$4,596	$20.51	$19.05 - $21.95
Q3 2019	267,574	$5,230	$18.37	$16.69 - $20.74
Q2 2019	347,771	$5,839	$17.07	$14.44 - $19.28
Q1 2019	342,565	$6,207	$19.10	$17.01 - $21.01
Q4 2018	237,876	$4,100	$18.36	$15.02 - $21.38
Q3 2018	101,575	$2,074	$20.88	$19.30 - $23.34
Q2 2018	397,902	$7,898	$18.46	$15.17 - $21.11
Q1 2018	55,836	$876	$15.46	$13.96 - $17.09
Q4 2017	53,006	$847	$15.38	$13.17 - $17.79
Q3 2017	203,456	$3,535	$18.46	$16.75 - $22.02
Q2 2017	113,113	$1,962	$17.77	$15.67 - $20.28
Q1 2017	239,206	$4,511	$21.04	$17.39 - $23.55
Q4 2016	339,551	$7,640	$21.85	$17.75 - $27.25
Q3 2016	226,507	$4,165	$17.94	$15.42 - $19.35
Q2 2016	196,597	$3,235	$16.04	$14.42 - $17.77
Q1 2016	200,216	$3,163	$14.47	$11.92 - $17.32
Q4 2015	145,016	$2,042	$15.37	$12.72 - $17.39
Q3 2015	39,582	$572	$16.22	$14.22 - $19.17
Q2 2015	207,740	$3,456	$23.61	$16.44 - $25.91
Q1 2015	191,057	$4,624	$25.43	$23.99 - $27.53
Q4 2014	44,331	$1,086	$23.29	$18.60 - $26.74
Q3 2014	40,151	$887	$23.53	$21.86 - $27.54
Q2 2014	30,550	$834	$29.00	$26.37 - $32.20
Q1 2014	26,405	$820	$27.62	$22.00 - $35.61
Q4 2013	29,966	$737	$20.94	$15.03 - $25.16
Q3 2013	545,420	$9,894	$22.78	$17.64 - $25.70
Q2 2013	81,652	$1,946	$24.24	$18.00 - $27.25