Emerald Advisers, LLC Onto Innovation Inc. Transaction History

Emerald Advisers, LLC

$2.92 Billion
Q3 2025

A detailed history of Emerald Advisers, LLC transactions in Onto Innovation Inc. stock. As of the latest transaction made, Emerald Advisers, LLC holds 127,561 shares of ONTO stock, worth $16.3 Million. This represents 0.56% of its overall portfolio holdings.

Number of Shares

127,561

Previous 130,150 1.99%

Holding current value

$16.3 Million

Previous $13.1 Million 25.48%

% of portfolio

0.56%

Previous 0.52%

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Oct 30, 2025	SELL	$90.0 - $136.73 $233,010 - $353,993	-2,589 Reduced 1.99%	127,561 $16.5 Million
Q2 2025 Aug 04, 2025	BUY	$88.5 - $133.37 $11.5 Million - $17.4 Million	130,150 New	130,150 $13.1 Million
Q3 2024 Oct 29, 2024	SELL	$158.45 - $238.04 $8.59 Million - $12.9 Million	-54,225 Reduced 43.24%	71,192 $14.8 Million
Q2 2024 Aug 06, 2024	SELL	$169.39 - $233.63 $5.05 Million - $6.97 Million	-29,835 Reduced 19.22%	125,417 $27.5 Million
Q1 2024 May 08, 2024	BUY	$136.19 - $196.61 $225,122 - $324,996	1,653 Added 1.08%	155,252 $28.1 Million

Q4 2023 Feb 05, 2024	BUY	$111.16 - $156.7 $7.93 Million - $11.2 Million	71,329 Added 86.7%	153,599 $23.5 Million
Q3 2023 Oct 26, 2023	BUY	$104.84 - $138.98 $8.63 Million - $11.4 Million	82,270 New	82,270 $10.5 Million
Q2 2022 Jul 29, 2022	SELL	$67.28 - $84.84 $1.46 Million - $1.84 Million	-21,684 Reduced 7.03%	286,688 $20 Million
Q1 2022 Apr 29, 2022	SELL	$73.98 - $105.96 $6.56 Million - $9.4 Million	-88,683 Reduced 22.34%	308,372 $26.8 Million
Q4 2021 Feb 02, 2022	SELL	$70.17 - $102.27 $521,854 - $760,581	-7,437 Reduced 1.84%	397,055 $40.2 Million
Q3 2021 Oct 28, 2021	SELL	$63.69 - $79.54 $2.71 Million - $3.39 Million	-42,624 Reduced 9.53%	404,492 $29.2 Million
Q2 2021 Jul 29, 2021	SELL	$56.83 - $74.98 $2.3 Million - $3.03 Million	-40,410 Reduced 8.29%	447,116 $32.7 Million
Q1 2021 Apr 29, 2021	SELL	$47.77 - $66.48 $1.07 Million - $1.49 Million	-22,356 Reduced 4.38%	487,526 $32 Million
Q4 2020 Jan 29, 2021	BUY	$30.29 - $48.18 $4.85 Million - $7.71 Million	160,113 Added 45.78%	509,882 $24.2 Million
Q3 2020 Oct 28, 2020	SELL	$28.33 - $39.29 $315,369 - $437,376	-11,132 Reduced 3.08%	349,769 $10.4 Million
Q2 2020 Jul 28, 2020	SELL	$27.9 - $35.98 $33,982 - $43,823	-1,218 Reduced 0.34%	360,901 $12.3 Million
Q1 2020 Apr 30, 2020	BUY	$20.82 - $41.47 $7.54 Million - $15 Million	362,119 New	362,119 $10.7 Million

Others Institutions Holding ONTO

# of Institutions

536

Shares Held

46.9M

Call Options Held

643K

Put Options Held

297K

View Full List

About ONTO INNOVATION INC.

Ticker ONTO
Exchange NYSE
Sector Technology
Industry Semiconductor Equipment & Materials
Shares Outstandng 49,680,800
Market Cap $6.36B
Description
Onto Innovation Inc. engages in the design, development, manufacture, and support of process control tools that performs macro defect inspection and 2D/3D optical metrology, lithography systems, and process control analytical software worldwide. It offers process and yield management solutions, and device packaging and test facilities through st...

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Emerald Advisers, LLC Onto Innovation Inc. Transaction History