Latest Institutional Transactions on Ambac Financial Group Inc (AMBC)
This table provides information on the latest institutional transactions involving Ambac Financial Group Inc (AMBC) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 13, 2025
Q2 2025
|
Walleye Trading LLC
Plymouth, MN |
SELL
|
- |
-143K- 48.18% |
$936K - $1.2M
|
154K
$1.47M
|
|
|
Aug 13, 2025
Q2 2025
|
Hap Trading, LLC
New York, NY |
BUY
|
CALL |
189K+ 378.0% |
$1.23M - $1.58M
|
239K
$2.28M
|
|
|
Aug 13, 2025
Q2 2025
|
Centiva Capital, LP
New York, NY |
BUY
|
- |
46.8KNew |
$306K - $391K
|
46.8K
$446K
|
|
|
Aug 13, 2025
Q2 2025
|
Hotchkis & Wiley Capital Management LLC
Los Angeles, CA |
BUY
|
- |
236K+ 42.29% |
$1.54M - $1.97M
|
794K
$7.55M
|
|
|
Aug 12, 2025
Q2 2025
|
Concourse Financial Group Securities, Inc.
Birmingham, AL |
BUY
|
- |
0New |
$0 - $0
|
0
$0
|
|
|
Aug 12, 2025
Q2 2025
|
Virtu Financial LLC
New York, NY |
BUY
|
- |
62.8KNew |
$410K - $525K
|
62.8K
$598K
|
|
|
Aug 12, 2025
Q2 2025
|
Xtx Topco LTD
London, X0 |
SELL
|
- |
-81.1K- 67.79% |
$529K - $677K
|
38.5K
$367K
|
|
|
Aug 12, 2025
Q2 2025
|
Axq Capital, LP
Jersey City, NJ |
BUY
|
- |
7.69K+ 27.73% |
$50.2K - $64.2K
|
35.4K
$337K
|
|
|
Aug 11, 2025
Q2 2025
|
Empirical Finance, LLC
|
BUY
|
- |
72.2KNew |
$471K - $603K
|
72.2K
$687K
|
|
|
Aug 06, 2025
Q2 2025
|
Fox Run Management, L.L.C.
Greenwich, CT |
SELL
|
- |
-7.25K- 16.05% |
$47.3K - $60.5K
|
37.9K
$361K
|
|
|
Jul 31, 2025
Q2 2025
|
Caitong International Asset Management Co., LTD
Hong Kong, K3 |
BUY
|
- |
397+ 3053.85% |
$2.59K - $3.31K
|
410
$3.9K
|
|
|
Jul 30, 2025
Q2 2025
|
First Citizens Bank & Trust CO
|
BUY
|
- |
29.1K+ 207.11% |
$190K - $243K
|
43.2K
$411K
|
|
|
Jul 25, 2025
Q2 2025
|
Envestnet Portfolio Solutions, Inc.
Berwyn, PA |
BUY
|
- |
29.1K+ 232.62% |
$190K - $243K
|
41.7K
$397K
|
|
| Q1 2025 | |||||||
|
May 19, 2025
Q1 2025
|
Ubs Asset Management Americas Inc
Chicago, IL |
SELL
|
- |
-105K- 54.0% |
$864K - $1.3M
|
89.3K
$850K
|
|
|
May 16, 2025
Q1 2025
|
Dynamic Technology Lab Private LTD
Singapore, U0 |
BUY
|
- |
64.2KNew |
$530K - $797K
|
64.2K
$611K
|
|
|
May 15, 2025
Q1 2025
|
Caxton Associates LLP
London, |
BUY
|
- |
65.6KNew |
$542K - $815K
|
65.6K
$625K
|
|
|
May 15, 2025
Q1 2025
|
Magnetar Financial LLC
Evanston, IL |
BUY
|
- |
27.2KNew |
$224K - $337K
|
27.2K
$259K
|
|
|
May 15, 2025
Q1 2025
|
Shay Capital LLC
New York, NY |
BUY
|
CALL |
60KNew |
$495K - $745K
|
60K
$571K
|
|
|
May 15, 2025
Q1 2025
|
Great West Life Assurance CO
Winnipeg, A2 |
SELL
|
- |
-43.4K- 55.93% |
$358K - $539K
|
34.2K
$326K
|
|
|
May 15, 2025
Q1 2025
|
Petrus Trust Company, Lta
Dallas, TX |
BUY
|
- |
19.4KNew |
$160K - $241K
|
19.4K
$185K
|
|
|
May 15, 2025
Q1 2025
|
Drw Securities, LLC
Chicago, IL |
BUY
|
- |
10.8KNew |
$89.1K - $134K
|
10.8K
$103K
|
|
|
May 15, 2025
Q1 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
BUY
|
- |
11.2K+ 53.08% |
$92.4K - $139K
|
32.3K
$307K
|
|
|
May 15, 2025
Q1 2025
|
Dark Forest Capital Management LP
Weston, CT |
BUY
|
- |
77.2KNew |
$637K - $958K
|
77.2K
$735K
|
|
|
May 15, 2025
Q1 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
- |
25.8K+ 353.42% |
$213K - $320K
|
33.1K
$315K
|
|
|
May 15, 2025
Q1 2025
|
Occudo Quantitative Strategies LP
Fort Lauderdale, FL |
BUY
|
- |
115KNew |
$945K - $1.42M
|
115K
$1.09M
|
|
|
May 15, 2025
Q1 2025
|
Summit Tx Capital, L.P.
Fort Worth, TX |
BUY
|
- |
13.1KNew |
$108K - $162K
|
13.1K
$124K
|
|
|
May 15, 2025
Q1 2025
|
Freestone Grove Partners LP
San Francisco, CA |
BUY
|
- |
12.3K+ 90.89% |
$101K - $152K
|
25.8K
$245K
|
|
|
May 15, 2025
Q1 2025
|
Jain Global LLC
New York, NY |
BUY
|
- |
36.7KNew |
$303K - $455K
|
36.7K
$349K
|
|
|
May 15, 2025
Q1 2025
|
Quantessence Capital LLC
New York, NY |
BUY
|
- |
23.5KNew |
$194K - $292K
|
23.5K
$224K
|
|
|
May 15, 2025
Q1 2025
|
Laurion Capital Management LP
New York, NY |
BUY
|
- |
16.4KNew |
$135K - $203K
|
16.4K
$156K
|
|
|
May 15, 2025
Q1 2025
|
Man Group PLC
London, X0 |
BUY
|
- |
12.2KNew |
$101K - $151K
|
12.2K
$116K
|
|
|
May 14, 2025
Q1 2025
|
Entry Point Capital, LLC
New York, NY |
BUY
|
- |
20.2KNew |
$167K - $251K
|
20.2K
$193K
|
|
|
May 14, 2025
Q1 2025
|
Hudson Bay Capital Management LP
Greenwich, CT |
BUY
|
- |
15.5KNew |
$128K - $192K
|
15.5K
$147K
|
|
|
May 14, 2025
Q1 2025
|
Smartleaf Asset Management LLC
Boston, MA |
SELL
|
- |
-371- 79.44% |
$3.06K - $4.6K
|
96
$914
|
|
|
May 14, 2025
Q1 2025
|
Hap Trading, LLC
New York, NY |
BUY
|
- |
41.9KNew |
$346K - $520K
|
41.9K
$399K
|
|
|
May 14, 2025
Q1 2025
|
Arrowstreet Capital, Limited Partnership
Boston, MA |
SELL
|
- |
-21.3K- 12.72% |
$175K - $264K
|
146K
$1.39M
|
|
|
May 14, 2025
Q1 2025
|
Svb Wealth LLC
Boston, MA |
BUY
|
- |
281New |
$2.32K - $3.49K
|
281
$2.68K
|
|
|
May 14, 2025
Q1 2025
|
Quest Partners LLC
New York, NY |
BUY
|
- |
6.95KNew |
$57.3K - $86.2K
|
6.95K
$66.1K
|
|
|
May 13, 2025
Q1 2025
|
Cibc World Markets Corp
New York, NY |
BUY
|
- |
10.1KNew |
$83.3K - $125K
|
10.1K
$96.2K
|
|
|
May 13, 2025
Q1 2025
|
Cresset Asset Management, LLC
Chicago, IL |
SELL
|
- |
-370- 1.64% |
$3.05K - $4.59K
|
22.2K
$211K
|
|
|
May 13, 2025
Q1 2025
|
Algert Global LLC
San Francisco, CA |
SELL
|
- |
-25.8K- 29.11% |
$212K - $320K
|
62.7K
$597K
|
|
|
May 13, 2025
Q1 2025
|
Catalyst Funds Management Pty LTD
Sydney Nsw, C3 |
BUY
|
- |
12.8KNew |
$106K - $159K
|
12.8K
$122K
|
|
|
May 13, 2025
Q1 2025
|
Klcm Advisors, Inc.
|
BUY
|
- |
10K+ 71.43% |
$82.5K - $124K
|
24K
$228K
|
|
|
May 12, 2025
Q1 2025
|
Swiss National Bank
Zurich, V8 |
SELL
|
- |
-1.4K- 1.5% |
$11.6K - $17.4K
|
91.9K
$875K
|
|
|
May 12, 2025
Q1 2025
|
Inceptionr LLC
Lafayette, CA |
BUY
|
- |
11.2KNew |
$92.3K - $139K
|
11.2K
$107K
|
|
|
May 12, 2025
Q1 2025
|
Hantz Financial Services, Inc.
|
BUY
|
- |
12New |
$99 - $149
|
12
$114
|
|
|
May 12, 2025
Q1 2025
|
Covestor LTD
Boston, MA |
SELL
|
- |
-91- 81.25% |
$751 - $1.13K
|
21
$200
|
|
|
May 12, 2025
Q1 2025
|
Public Sector Pension Investment Board
Montreal, A8 |
SELL
|
- |
-119K- 62.26% |
$980K - $1.47M
|
72K
$685K
|
|
|
May 08, 2025
Q1 2025
|
Parkside Financial Bank & Trust
|
BUY
|
- |
55New |
$454 - $683
|
55
$524
|
|
|
May 06, 2025
Q1 2025
|
Royce & Associates LP
|
SELL
|
- |
-6.81K- 9.34% |
$56.2K - $84.5K
|
66.1K
$629K
|
|