Latest Institutional Transactions on Ambarella Inc (AMBA)
This table provides information on the latest institutional transactions involving Ambarella Inc (AMBA) 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 |
|---|---|---|---|---|---|---|---|
|
Dec 16, 2025
Q3 2025
|
Keel Point, LLC
Huntsville, AL |
BUY
|
- |
21+ 0.21% |
$1.31K - $1.87K
|
10K
$881K
|
|
|
Dec 02, 2025
Q3 2025
|
Allworth Financial LP
|
BUY
|
- |
92+ 30.46% |
$5.75K - $8.17K
|
394
$34.6K
|
|
|
Dec 02, 2025
Q3 2025
|
Ifp Advisors, Inc
|
BUY
|
- |
3+ 2.03% |
$187 - $266
|
151
$13.3K
|
|
|
Nov 21, 2025
Q3 2025
|
Cibc Private Wealth Group, LLC
|
BUY
|
- |
1+ 0.63% |
$62.5 - $88.8
|
161
$14.1K
|
|
|
Nov 21, 2025
Q3 2025
|
Cibc Bancorp Usa Inc.
Chicago, IL |
SELL
|
- |
-661- 13.21% |
$41.3K - $58.7K
|
4.34K
$381K
|
|
|
Nov 20, 2025
Q3 2025
|
Wbi Investments, Inc.
|
BUY
|
- |
5.01KNew |
$313K - $445K
|
5.01K
$440K
|
|
|
Nov 20, 2025
Q3 2025
|
Centaurus Financial, Inc.
|
BUY
|
- |
102+ 1.82% |
$6.37K - $9.06K
|
5.71K
$502K
|
|
|
Nov 19, 2025
Q3 2025
|
Caitong International Asset Management Co., LTD
Hong Kong, K3 |
BUY
|
- |
195New |
$12.2K - $17.3K
|
195
$17.1K
|
|
|
Nov 19, 2025
Q3 2025
|
Danske Bank A/S
Copenhagen K, G7 |
BUY
|
- |
100New |
$6.25K - $8.88K
|
100
$8.78K
|
|
|
Nov 19, 2025
Q3 2025
|
Captrust Financial Advisors
Raleigh, NC |
SELL
|
- |
-1.53K- 16.44% |
$95.6K - $136K
|
7.78K
$683K
|
|
|
Nov 18, 2025
Q3 2025
|
Pictet Asset Management Holding Sa
Carouge, V8 |
SELL
|
- |
-1.09K- 17.29% |
$68.2K - $97K
|
5.22K
$459K
|
|
|
Nov 18, 2025
Q3 2025
|
Cim Investment Management Inc
Pittsburgh, PA |
SELL
|
- |
-4.51K- 51.85% |
$282K - $401K
|
4.19K
$368K
|
|
|
Nov 18, 2025
Q3 2025
|
Advisory Services Network, LLC
|
BUY
|
- |
401New |
$25.1K - $35.6K
|
401
$35.2K
|
|
|
Nov 17, 2025
Q3 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
SELL
|
- |
-50.6K- 11.3% |
$3.16M - $4.5M
|
397K
$34.9M
|
|
|
Nov 17, 2025
Q3 2025
|
Oberweis Asset Management Inc
Lisle, IL |
BUY
|
- |
38K+ 6.63% |
$2.37M - $3.37M
|
611K
$53.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Vident Advisory, LLC
Alpharetta, GA |
SELL
|
- |
-124- 2.46% |
$7.75K - $11K
|
4.91K
$431K
|
|
|
Nov 14, 2025
Q3 2025
|
Quarry LP
New York, NY |
BUY
|
- |
348+ 78.2% |
$21.7K - $30.9K
|
793
$69.7K
|
|
|
Nov 14, 2025
Q3 2025
|
Verition Fund Management LLC
Greenwich, CT |
SELL
|
- |
-10.3K- 53.08% |
$643K - $914K
|
9.1K
$800K
|
|
|
Nov 14, 2025
Q3 2025
|
Quantinno Capital Management LP
New York, NY |
BUY
|
- |
1.49K+ 21.05% |
$92.9K - $132K
|
8.55K
$751K
|
|
|
Nov 14, 2025
Q3 2025
|
Lombard Odier Asset Management (Usa) Corp
New York, NY |
SELL
|
- |
-1.49K- 23.11% |
$93K - $132K
|
4.95K
$435K
|
|
|
Nov 14, 2025
Q3 2025
|
Alliancebernstein L.P.
New York, NY |
SELL
|
- |
-70.7K- 59.68% |
$4.42M - $6.28M
|
47.8K
$4.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Engineers Gate Manager LP
New York, NY |
BUY
|
- |
31.7K+ 31.18% |
$1.98M - $2.81M
|
133K
$11.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Balyasny Asset Management LLC
Chicago, IL |
SELL
|
- |
-129K- 28.02% |
$8.05M - $11.4M
|
331K
$29.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
PUT |
270K+ 198.9% |
$16.9M - $24M
|
406K
$35.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
- |
-1.01K- 0.63% |
$63.3K - $90K
|
159K
$14M
|
|
|
Nov 14, 2025
Q3 2025
|
Wolverine Trading, LLC
Chicago, IL |
BUY
|
PUT |
15.5K+ 21.29% |
$969K - $1.38M
|
88.3K
$7.76M
|
|
|
Nov 14, 2025
Q3 2025
|
Skopos Labs, Inc.
Riverhead, NY |
BUY
|
- |
2.27K+ 1156.12% |
$142K - $201K
|
2.46K
$216K
|
|
|
Nov 14, 2025
Q3 2025
|
Federation Des Caisses Desjardins Du Quebec
Levis, A8 |
BUY
|
- |
125+ 37.31% |
$7.81K - $11.1K
|
460
$40.4K
|
|
|
Nov 14, 2025
Q3 2025
|
Truvestments Capital LLC
Sarasota, FL |
SELL
|
- |
-436- 62.46% |
$27.2K - $38.7K
|
262
$23K
|
|
|
Nov 14, 2025
Q3 2025
|
Lazard Asset Management LLC
New York, NY |
BUY
|
- |
3.48K+ 34.9% |
$218K - $309K
|
13.5K
$1.18M
|
|
|
Nov 14, 2025
Q3 2025
|
Daiwa Securities Group Inc.
Tokyo, M0 |
SELL
|
- |
-100- 8.75% |
$6.25K - $8.88K
|
1.04K
$91.6K
|
|
|
Nov 14, 2025
Q3 2025
|
State Board Of Administration Of Florida Retirement System
|
SELL
|
- |
-25- 0.23% |
$1.56K - $2.22K
|
10.8K
$945K
|
|
|
Nov 14, 2025
Q3 2025
|
Larson Financial Group LLC
|
BUY
|
- |
20+ 11.9% |
$1.25K - $1.78K
|
188
$16.5K
|
|
|
Nov 14, 2025
Q3 2025
|
National Bank Of Canada
|
BUY
|
- |
182+ 18.88% |
$11.4K - $16.2K
|
1.15K
$101K
|
|
|
Nov 14, 2025
Q3 2025
|
Ieq Capital, LLC
|
BUY
|
- |
2.9K+ 23.87% |
$181K - $257K
|
15K
$1.32M
|
|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
BUY
|
- |
166K+ 21.0% |
$10.4M - $14.8M
|
959K
$84.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Bank Of America Corp
Charlotte, NC |
BUY
|
- |
39.4K+ 6.93% |
$2.46M - $3.5M
|
607K
$53.3M
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
- |
147K+ 40.9% |
$9.21M - $13.1M
|
508K
$44.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Axa Investment Managers S.A.
Puteaux, I0 |
BUY
|
- |
333KNew |
$20.8M - $29.5M
|
333K
$29.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Wolverine Trading, LLC
Chicago, IL |
SELL
|
- |
-10.3K- 23.81% |
$644K - $915K
|
33K
$2.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Caption Management, LLC
Oklahoma City, OK |
BUY
|
- |
21.2KNew |
$1.32M - $1.88M
|
21.2K
$1.86M
|
|
|
Nov 14, 2025
Q3 2025
|
Advisor Group Holdings, Inc.
Phoenix, AZ |
BUY
|
- |
512+ 6.76% |
$32K - $45.5K
|
8.08K
$710K
|
|
|
Nov 14, 2025
Q3 2025
|
Aigen Investment Management, LP
|
BUY
|
- |
3.21KNew |
$200K - $285K
|
3.21K
$282K
|
|
|
Nov 14, 2025
Q3 2025
|
Qube Research & Technologies LTD
London, X0 |
BUY
|
- |
51.8K+ 21.63% |
$3.24M - $4.6M
|
291K
$25.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Atom Investors LP
Austin, TX |
BUY
|
- |
45K+ 191.03% |
$2.81M - $3.99M
|
68.5K
$6.02M
|
|
|
Nov 14, 2025
Q3 2025
|
Squarepoint Ops LLC
New York, NY |
BUY
|
- |
29.8K+ 5.35% |
$1.86M - $2.65M
|
587K
$51.6M
|
|
|
Nov 14, 2025
Q3 2025
|
State Street Corp
Boston, MA |
SELL
|
- |
-174K- 9.4% |
$10.9M - $15.5M
|
1.68M
$148M
|
|
|
Nov 14, 2025
Q3 2025
|
Driehaus Capital Management LLC
Chicago, IL |
BUY
|
- |
381KNew |
$23.8M - $33.8M
|
381K
$33.5M
|
|
|
Nov 14, 2025
Q3 2025
|
Hrt Financial LP
New York, NY |
BUY
|
- |
78.3KNew |
$4.89M - $6.95M
|
78.3K
$6.87M
|
|
|
Nov 14, 2025
Q3 2025
|
Measured Wealth Private Client Group, LLC
|
BUY
|
- |
1New |
$62.5 - $88.8
|
1
$87.8
|
|