Dimensional Fund Advisors LP Ambac Financial Group Inc Transaction History

Dimensional Fund Advisors LP

$449 Billion
Q3 2025

A detailed history of Dimensional Fund Advisors LP transactions in Ambac Financial Group Inc stock. As of the latest transaction made, Dimensional Fund Advisors LP holds 2,141,047 shares of AMBC stock, worth $20.4 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

2,141,047

Previous 2,395,737 10.63%

Holding current value

$20.4 Million

Previous $17 Million 4.98%

% of portfolio

0.0%

Previous 0.0%

20 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 12, 2025	SELL	$6.94 - $9.72 $1.77 Million - $2.48 Million	-254,690 Reduced 10.63%	2,141,047 $17.9 Million
Q2 2025 Aug 12, 2025	SELL	$6.53 - $8.35 $1.05 Million - $1.35 Million	-161,143 Reduced 6.3%	2,395,737 $17 Million
Q1 2025 May 13, 2025	SELL	$8.25 - $12.41 $1.23 Million - $1.85 Million	-149,271 Reduced 5.52%	2,556,880 $22.4 Million
Q4 2024 Feb 13, 2025	SELL	$10.97 - $13.55 $1.08 Million - $1.33 Million	-98,249 Reduced 3.5%	2,706,151 $34.2 Million
Q3 2024 Nov 07, 2024	SELL	$10.4 - $13.19 $1.55 Million - $1.96 Million	-148,561 Reduced 5.03%	2,804,400 $31.4 Million

Q2 2024 Aug 09, 2024	BUY	$12.33 - $18.33 $1.07 Million - $1.6 Million	87,077 Added 3.04%	2,952,961 $37.9 Million
Q1 2024 May 10, 2024	BUY	$14.59 - $16.94 $3.83 Million - $4.44 Million	262,205 Added 10.07%	2,865,884 $44.8 Million
Q4 2023 Feb 07, 2024	BUY	$11.33 - $16.48 $744,754 - $1.08 Million	65,733 Added 2.59%	2,603,679 $42.9 Million
Q3 2023 Nov 09, 2023	BUY	$12.06 - $14.47 $4.42 Million - $5.3 Million	366,605 Added 16.88%	2,537,946 $30.6 Million
Q2 2023 Aug 09, 2023	BUY	$13.51 - $15.95 $6.49 Million - $7.66 Million	480,450 Added 28.41%	2,171,341 $30.9 Million
Q1 2023 May 12, 2023	BUY	$14.47 - $17.5 $2.44 Million - $2.95 Million	168,422 Added 11.06%	1,690,891 $26.2 Million
Q4 2022 Feb 09, 2023	BUY	$12.8 - $17.44 $533,248 - $726,550	41,660 Added 2.81%	1,522,469 $26.6 Million
Q3 2022 Nov 10, 2022	SELL	$2.37 - $15.43 $192,320 - $1.25 Million	-81,148 Reduced 5.2%	1,480,809 $18.9 Million
Q2 2022 Aug 12, 2022	SELL	$7.3 - $11.81 $31,404 - $50,806	-4,302 Reduced 0.27%	1,561,957 $17.7 Million
Q1 2022 May 13, 2022	BUY	$8.28 - $16.45 $754,357 - $1.5 Million	91,106 Added 6.18%	1,566,259 $16.3 Million
Q4 2021 Feb 09, 2022	BUY	$14.46 - $17.51 $1.64 Million - $1.99 Million	113,493 Added 8.33%	1,475,153 $23.7 Million
Q3 2021 Nov 12, 2021	SELL	$13.45 - $15.77 $4.24 Million - $4.97 Million	-314,925 Reduced 18.78%	1,361,660 $19.5 Million
Q2 2021 Aug 12, 2021	SELL	$14.18 - $17.68 $1.21 Million - $1.51 Million	-85,549 Reduced 4.85%	1,676,585 $26.3 Million
Q1 2021 May 14, 2021	SELL	$14.23 - $18.42 $1.23 Million - $1.59 Million	-86,305 Reduced 4.67%	1,762,134 $29.5 Million
Q4 2020 Feb 25, 2021	BUY	$12.16 - $17.9 $22.5 Million - $33.1 Million	1,848,439 New	1,848,439 $28.4 Million

Others Institutions Holding AMBC

# of Institutions

154

Shares Held

40.6M

Call Options Held

11.2M

Put Options Held

513K

View Full List

About AMBAC FINANCIAL GROUP INC

Ticker AMBC
Exchange NYSE
Sector Financial Services
Industry Insurance—Specialty
Shares Outstandng 44,962,900
Market Cap $428M
Description
Ambac Financial Group, Inc., a financial services holding company, provides financial guarantees in the United States, the United Kingdom, Italy, Austria, Australia, France, and Internationally. It offers financial guarantee insurance policies; specialty property & casualty program insurance; credit derivative contracts; and interest rate de...

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Dimensional Fund Advisors LP Ambac Financial Group Inc Transaction History