Janus Henderson Group PLC Ambarella Inc Transaction History

Janus Henderson Group PLC

$194 Billion
Q2 2025

A detailed history of Janus Henderson Group PLC transactions in Ambarella Inc stock. As of the latest transaction made, Janus Henderson Group PLC holds 17,898 shares of AMBA stock, worth $1.52 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

17,898

Previous 32,607 45.11%

Holding current value

$1.52 Million

Previous $1.64 Million 27.97%

% of portfolio

0.0%

Previous 0.0%

27 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	SELL	$40.3 - $69.3 $592,772 - $1.02 Million	-14,709 Reduced 45.11%	17,898 $1.18 Million
Q1 2025 May 15, 2025	BUY	$48.94 - $82.94 $167,179 - $283,323	3,416 Added 11.7%	32,607 $1.64 Million
Q3 2024 Nov 14, 2024	BUY	$39.79 - $65.3 $32,747 - $53,741	823 Added 2.9%	29,191 $1.65 Million
Q2 2024 Aug 14, 2024	SELL	$40.99 - $59.14 $22,913 - $33,059	-559 Reduced 1.93%	28,368 $1.53 Million
Q1 2024 May 15, 2024	SELL	$49.15 - $60.14 $20.1 Million - $24.6 Million	-408,310 Reduced 93.38%	28,927 $1.47 Million
Q4 2023 Feb 14, 2024	SELL	$44.9 - $64.07 $159,080 - $227,000	-3,543 Reduced 0.8%	437,237 $26.8 Million
Q3 2023 Nov 14, 2023	SELL	$50.78 - $85.01 $1.34 Million - $2.25 Million	-26,476 Reduced 5.67%	440,780 $23.4 Million
Q2 2023 Aug 14, 2023	BUY	$60.96 - $88.12 $204,703 - $295,906	3,358 Added 0.72%	467,256 $39.1 Million
Q1 2023 May 15, 2023	BUY	$74.36 - $97.37 $558,294 - $731,053	7,508 Added 1.65%	463,898 $35.9 Million
Q4 2022 Feb 14, 2023	SELL	$49.41 - $89.35 $4.99 Million - $9.02 Million	-100,944 Reduced 18.11%	456,390 $37.5 Million
Q3 2022 Nov 14, 2022	SELL	$56.18 - $92.35 $819,497 - $1.35 Million	-14,587 Reduced 2.55%	557,334 $31.3 Million
Q2 2022 Aug 15, 2022	BUY	$65.46 - $105.5 $1.06 Million - $1.71 Million	16,192 Added 2.91%	571,921 $37.4 Million
Q1 2022 May 16, 2022	BUY	$82.06 - $216.16 $21.9 Million - $57.7 Million	266,922 Added 92.42%	555,729 $58.3 Million
Q4 2021 Feb 14, 2022	SELL	$148.83 - $216.84 $25.8 Million - $37.6 Million	-173,309 Reduced 37.5%	288,807 $58.5 Million
Q3 2021 Nov 16, 2021	SELL	$89.57 - $168.71 $9.43 Million - $17.8 Million	-105,302 Reduced 18.56%	462,116 $72 Million
Q2 2021 Aug 16, 2021	BUY	$84.23 - $107.37 $3.5 Million - $4.47 Million	41,607 Added 7.91%	567,418 $60.5 Million
Q1 2021 May 17, 2021	SELL	$91.34 - $128.12 $37.9 Million - $53.1 Million	-414,407 Reduced 44.08%	525,811 $52.7 Million
Q4 2020 Feb 16, 2021	SELL	$51.92 - $95.41 $16.5 Million - $30.3 Million	-317,146 Reduced 25.22%	940,218 $86.4 Million
Q3 2020 Nov 16, 2020	BUY	$43.91 - $57.72 $17.4 Million - $22.9 Million	395,908 Added 45.96%	1,257,364 $65.6 Million
Q1 2020 May 14, 2020	SELL	$37.46 - $72.57 $2.69 Million - $5.21 Million	-71,786 Reduced 7.69%	861,456 $41.8 Million
Q4 2019 Feb 18, 2020	BUY	$51.29 - $60.85 $10.5 Million - $12.4 Million	204,353 Added 28.04%	933,242 $56.5 Million
Q3 2019 Nov 14, 2019	SELL	$43.73 - $66.3 $1.66 Million - $2.52 Million	-37,979 Reduced 4.95%	728,889 $45.8 Million
Q2 2019 Jul 31, 2019	SELL	$37.21 - $51.27 $1.05 Million - $1.45 Million	-28,286 Reduced 3.56%	766,868 $33.9 Million
Q1 2019 Apr 30, 2019	SELL	$34.37 - $44.39 $5.26 Million - $6.79 Million	-153,014 Reduced 16.14%	795,154 $34.4 Million
Q2 2018 Aug 10, 2018	BUY	$38.61 - $54.41 $5.15 Million - $7.26 Million	133,475 Added 16.38%	948,168 $36.6 Million
Q1 2018 May 14, 2018	BUY	$45.67 - $64.47 $6.45 Million - $9.1 Million	141,211 Added 20.97%	814,693 $39.9 Million
Q4 2017 Feb 09, 2018	BUY	$48.66 - $62.03 $32.8 Million - $41.8 Million	673,482	673,482 $39.6 Million

Others Institutions Holding AMBA

# of Institutions

361

Shares Held

37M

Call Options Held

713K

Put Options Held

1.01M

View Full List

About AMBARELLA INC

Ticker AMBA
Exchange NASDAQ
Sector Technology
Industry Semiconductor Equipment & Materials
Shares Outstandng 38,416,800
Market Cap $3.25B
Description
Ambarella, Inc. develops semiconductor solutions for video that enable high-definition (HD) and ultra HD compression, image processing, and deep neural network processing worldwide. The company's system-on-a-chip designs integrated HD video processing, image processing, artificial intelligence computer vision algorithms, audio processing, and sy...

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Janus Henderson Group PLC Ambarella Inc Transaction History