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 |
|---|---|---|---|---|---|---|---|
|
Nov 07, 2025
Q3 2025
|
Rothschild Investment LLC
Chicago, IL |
BUY
|
- |
30+ 93.75% |
$208 - $292
|
62
$590
|
|
|
Nov 07, 2025
Q3 2025
|
Levin Capital Strategies, L.P.
New York, NY |
BUY
|
CALL |
17.5KNew |
$121K - $170K
|
17.5K
$167K
|
|
|
Nov 06, 2025
Q3 2025
|
Prescott Group Capital Management, L.L.C.
Tulsa, OK |
BUY
|
- |
20K+ 2.28% |
$139K - $194K
|
896K
$8.53M
|
|
|
Nov 06, 2025
Q3 2025
|
Mraz, Amerine & Associates, Inc.
|
SELL
|
- |
-600- 3.18% |
$4.16K - $5.83K
|
18.3K
$174K
|
|
|
Nov 06, 2025
Q3 2025
|
Rhumbline Advisers
Boston, MA |
SELL
|
- |
-7.75K- 10.34% |
$53.8K - $75.3K
|
67.2K
$639K
|
|
|
Nov 06, 2025
Q3 2025
|
Advisors Asset Management, Inc.
Monument, CO |
SELL
|
- |
-1- 0.98% |
$6.94 - $9.72
|
101
$962
|
|
|
Nov 04, 2025
Q3 2025
|
State Of Wyoming
Cheyenne, WY |
SELL
|
- |
-11.9K- 82.15% |
$82.7K - $116K
|
2.59K
$24.6K
|
|
|
Nov 04, 2025
Q3 2025
|
Imc Chicago, LLC
|
SELL
|
- |
-43.6K- 30.92% |
$303K - $424K
|
97.4K
$927K
|
|
|
Nov 04, 2025
Q3 2025
|
Sbi Securities Co., Ltd.
Tokyo, M0 |
SELL
|
- |
-428- 97.27% |
$2.97K - $4.16K
|
12
$114
|
|
|
Nov 03, 2025
Q3 2025
|
Federated Hermes, Inc.
Pittsburgh, PA |
SELL
|
- |
-811- 15.5% |
$5.63K - $7.88K
|
4.42K
$42.1K
|
|
|
Oct 31, 2025
Q3 2025
|
Y Intercept (Hong Kong) LTD
|
SELL
|
- |
-200K- 57.09% |
$1.39M - $1.95M
|
150K
$1.43M
|
|
|
Oct 30, 2025
Q3 2025
|
Vela Investment Management, LLC
New Albany, OH |
BUY
|
- |
57.3K+ 46.69% |
$398K - $557K
|
180K
$1.71M
|
|
|
Oct 23, 2025
Q3 2025
|
Nisa Investment Advisors, LLC
|
SELL
|
- |
-48- 4.72% |
$333 - $467
|
970
$9.23K
|
|
|
Oct 22, 2025
Q3 2025
|
Cerity Partners LLC
New York, NY |
SELL
|
- |
-361- 3.05% |
$2.51K - $3.51K
|
11.5K
$109K
|
|
|
Oct 21, 2025
Q3 2025
|
Signaturefd, LLC
Atlanta, GA |
BUY
|
- |
638+ 550.0% |
$4.43K - $6.2K
|
754
$7.18K
|
|
|
Oct 15, 2025
Q3 2025
|
Harbor Capital Advisors, Inc.
|
BUY
|
- |
26+ 2.31% |
$180 - $253
|
1.15K
$10.9K
|
|
|
Oct 15, 2025
Q3 2025
|
Cwm, LLC
|
BUY
|
- |
3K+ 75.69% |
$20.8K - $29.2K
|
6.96K
$66.3K
|
|
|
Oct 14, 2025
Q3 2025
|
Farther Finance Advisors, LLC
San Francisco, CA |
BUY
|
- |
105New |
$729 - $1.02K
|
105
$1K
|
|
| Q2 2025 | |||||||
|
Nov 21, 2025
Q2 2025
|
Royal Bank Of Canada
Toronto, A6 |
BUY
|
- |
49.2K+ 1633.37% |
$321K - $411K
|
52.2K
$497K
|
|
|
Sep 04, 2025
Q2 2025
|
Advisor Group Holdings, Inc.
Phoenix, AZ |
SELL
|
- |
-562- 95.58% |
$3.67K - $4.69K
|
26
$248
|
|
|
Aug 27, 2025
Q2 2025
|
Squarepoint Ops LLC
New York, NY |
SELL
|
CALL |
-17.2K- 11.47% |
$112K - $144K
|
133K
$1.26M
|
|
|
Aug 14, 2025
Q2 2025
|
Winton Group LTD
London, X0 |
BUY
|
- |
15.2KNew |
$99.2K - $127K
|
15.2K
$145K
|
|
|
Aug 14, 2025
Q2 2025
|
Alliancebernstein L.P.
New York, NY |
BUY
|
- |
9.69K+ 34.81% |
$63.3K - $80.9K
|
37.5K
$357K
|
|
|
Aug 14, 2025
Q2 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
BUY
|
- |
65.3K+ 65.55% |
$426K - $545K
|
165K
$1.57M
|
|
|
Aug 14, 2025
Q2 2025
|
Graham Capital Management, L.P.
Rowayton, CT |
BUY
|
- |
31.4KNew |
$205K - $262K
|
31.4K
$299K
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Investments, LP
New York, NY |
SELL
|
- |
-81.7K- 65.05% |
$534K - $683K
|
43.9K
$418K
|
|
|
Aug 14, 2025
Q2 2025
|
Glenmede Investment Management, LP
Philadelphia, PA |
BUY
|
- |
161New |
$1.05K - $1.34K
|
161
$1.53K
|
|
|
Aug 14, 2025
Q2 2025
|
Sei Investments CO
Oaks, PA |
BUY
|
- |
4.69K+ 24.84% |
$30.6K - $39.2K
|
23.6K
$224K
|
|
|
Aug 14, 2025
Q2 2025
|
Engineers Gate Manager LP
New York, NY |
SELL
|
- |
-82.9K- 64.01% |
$541K - $692K
|
46.6K
$444K
|
|
|
Aug 14, 2025
Q2 2025
|
State Of Wisconsin Investment Board
Madison, WI |
BUY
|
- |
59.5KNew |
$389K - $497K
|
59.5K
$567K
|
|
|
Aug 14, 2025
Q2 2025
|
Nebula Research & Development LLC
New York, NY |
BUY
|
- |
34K+ 46.54% |
$222K - $284K
|
107K
$1.02M
|
|
|
Aug 14, 2025
Q2 2025
|
Qube Research & Technologies LTD
London, X0 |
BUY
|
- |
37.6KNew |
$245K - $314K
|
37.6K
$358K
|
|
|
Aug 14, 2025
Q2 2025
|
Voya Investment Management LLC
Atlanta, GA |
BUY
|
- |
250+ 1.97% |
$1.63K - $2.09K
|
12.9K
$123K
|
|
|
Aug 14, 2025
Q2 2025
|
Sig Brokerage, LP
Bala Cynwyd, PA |
BUY
|
CALL |
12.5KNew |
$81.6K - $104K
|
12.5K
$119K
|
|
|
Aug 14, 2025
Q2 2025
|
Lm Asset (Im) Inc.
Vancouver, A1 |
BUY
|
- |
6KNew |
$39.2K - $50.1K
|
6K
$57.1K
|
|
|
Aug 14, 2025
Q2 2025
|
Repertoire Partners LP
New York, NY |
SELL
|
CALL |
-11.8K- 0.2% |
$77.1K - $98.5K
|
6.01M
$57.2M
|
|
|
Aug 14, 2025
Q2 2025
|
Immersion Corp
Aventura, FL |
BUY
|
- |
300KNew |
$1.96M - $2.51M
|
300K
$2.86M
|
|
|
Aug 14, 2025
Q2 2025
|
Point72 (Difc) LTD
Dubai, C0 |
SELL
|
- |
-14.9K- 71.43% |
$97K - $124K
|
5.94K
$56.6K
|
|
|
Aug 14, 2025
Q2 2025
|
Point72 Asia (Singapore) Pte. Ltd.
Singapore, U0 |
SELL
|
- |
-11.9K- 26.5% |
$78K - $99.8K
|
33.1K
$316K
|
|
|
Aug 14, 2025
Q2 2025
|
Skopos Labs, Inc.
Riverhead, NY |
SELL
|
- |
-657- 68.44% |
$4.29K - $5.49K
|
303
$2.88K
|
|
|
Aug 14, 2025
Q2 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
BUY
|
- |
129K+ 75.78% |
$844K - $1.08M
|
300K
$2.86M
|
|
|
Aug 14, 2025
Q2 2025
|
Point72 Hong Kong LTD
Hong Kong, K3 |
BUY
|
- |
14.2KNew |
$92.4K - $118K
|
14.2K
$135K
|
|
|
Aug 14, 2025
Q2 2025
|
Repertoire Partners LP
New York, NY |
SELL
|
- |
-453K- 38.56% |
$2.96M - $3.78M
|
721K
$6.87M
|
|
|
Aug 14, 2025
Q2 2025
|
Hrt Financial LP
New York, NY |
SELL
|
- |
-282K- 70.34% |
$1.84M - $2.36M
|
119K
$1.13M
|
|
|
Aug 14, 2025
Q2 2025
|
Fj Capital Management LLC
Mclean, VA |
BUY
|
- |
24.7KNew |
$161K - $206K
|
24.7K
$235K
|
|
|
Aug 14, 2025
Q2 2025
|
Core Cap Advisors, LLC
Southfield, MI |
BUY
|
- |
266New |
$1.74K - $2.22K
|
266
$2.53K
|
|
|
Aug 13, 2025
Q2 2025
|
Third Avenue Management LLC
New York, NY |
BUY
|
- |
237K+ 64.65% |
$1.55M - $1.98M
|
603K
$5.74M
|
|
|
Aug 13, 2025
Q2 2025
|
Aurelius Capital Management, LP
New York, NY |
BUY
|
- |
60.5KNew |
$395K - $506K
|
60.5K
$576K
|
|
|
Aug 13, 2025
Q2 2025
|
Quantbot Technologies LP
New York, NY |
SELL
|
- |
-81.5K- 81.22% |
$532K - $680K
|
18.8K
$179K
|
|
|
Aug 13, 2025
Q2 2025
|
Walleye Capital LLC
Plymouth, MN |
BUY
|
- |
38.1KNew |
$249K - $318K
|
38.1K
$363K
|
|