Ambarella Inc (AMBA) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

42,374,468Shares Outstanding

178,369Shares held by institutions

$11,734,897Value of institutional holdings

86.53%Institutional ownership %

7.35%Shares Changed QoQ

304No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

The institutional landscape for Ambarella Inc (NASDAQ:AMBA) includes 304 filers as of the latest reporting cycle ending December 2025.

The collective stake of institutional investors in Ambarella moved to 86.5% in December 2025, a shift up from the 85.4% reported for September 2025.
The company experienced a 7.35% quarterly change in institutional shares held, alongside an increase of 3.40% in total owners annually.
The latest 13F cycle for Ambarella reveals that of 304 total investors, 150 funds grew their exposure, whereas 110 reduced theirs and 44 made no changes.
This class of investors increased its holdings in Ambarella to 36.67Mn shares for the 13F-cycle ending December 2025, up by 2.51Mn shares quarter on quarter, and up 2.78Mn shares year over year.
As of December 31, 2025, VANGUARD GROUP INC held Ambarella's largest shareholding position with over 5.48Mn shares, representing 12.93% of total outstanding shares.
Among the most significant buyers of Ambarella during December 2025 were Slate Path Capital LP (814.40K), Point72 Asset Management, L.P. (650.42K), Caption Management, LLC (399.33K), Jericho Capital Asset Management L.P. (373.73K), VANGUARD GROUP INC (311.65K).
Leading sellers of Ambarella stock in December 2025 included GOLDMAN SACHS GROUP INC (299.93K), FULLER & THALER ASSET MANAGEMENT, INC. (259.58K), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (259.04K), UBS Group AG (186.18K), ROYAL BANK OF CANADA (172.85K).
The top 10 institutional holders of Ambarella for the quarter ending December 2025 included VANGUARD GROUP INC (5.48Mn), BlackRock, Inc. (3.83Mn), STATE STREET CORP (1.70Mn), Jericho Capital Asset Management L.P. (1.59Mn), MANUFACTURERS LIFE INSURANCE COMPANY, THE (1.06Mn), GEODE CAPITAL MANAGEMENT, LLC (1.02Mn), MORGAN STANLEY (911.48K), FULLER & THALER ASSET MANAGEMENT, INC. (848.09K), Slate Path Capital LP (814.40K), Squarepoint Ops LLC (793.75K).

304 Institutional Holders

178,369 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	31 Dec, 2025	5,480,285	311,649	6.03%	$388,223,390.00
BlackRock, Inc.	31 Dec, 2025	3,827,849	-94,393	-2.41%	$271,164,833.00
STATE STREET CORP	31 Dec, 2025	1,702,493	21,638	1.29%	$120,604,604.00
Jericho Capital Asset Management L.P.	31 Dec, 2025	1,587,081	373,734	30.80%	$112,428,817.00
MANUFACTURERS LIFE INSURANCE COMPANY, THE	31 Dec, 2025	1,061,145	207,930	24.37%	$75,171,512.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	1,020,527	35,510	3.61%	$72,305,385.00
MORGAN STANLEY	31 Dec, 2025	911,477	-47,029	-4.91%	$64,569,206.00
FULLER & THALER ASSET MANAGEMENT, INC.	31 Dec, 2025	848,092	-259,581	-23.43%	$60,078,824.00
Slate Path Capital LP	31 Dec, 2025	814,400	814,400	0.00%	$57,692,096.00
Squarepoint Ops LLC	31 Dec, 2025	793,745	206,773	35.23%	$56,228,896.00
Point72 Asset Management, L.P.	31 Dec, 2025	772,033	650,422	534.84%	$54,690,818.00
BARCLAYS PLC	31 Dec, 2025	695,086	-80,027	-10.32%	$49,239,892.00
UBS Group AG	31 Dec, 2025	635,564	-186,183	-22.66%	$45,023,354.00
OBERWEIS ASSET MANAGEMENT INC/	31 Dec, 2025	617,860	6,500	1.06%	$43,769,202.00
Legal & General Group Plc	31 Dec, 2025	614,017	95,218	18.35%	$43,496,965.00
Connor, Clark & Lunn Investment Management Ltd.	31 Dec, 2025	557,159	-9,671	-1.71%	$39,469,144.00
CITADEL ADVISORS LLC	31 Dec, 2025	535,674	80,686	17.73%	$37,947,146.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	498,659	-12,939	-2.53%	$35,321,813.00
Stephens Investment Management Group LLC	31 Dec, 2025	476,948	-550	-0.12%	$33,786,996.00
Nuveen, LLC	31 Dec, 2025	476,898	-81,298	-14.56%	$33,783,454.00

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