Institutional shares held 9.32 Million
215K calls
369K puts
Total value of holdings $48.8M
$1.13M calls
$1.93M puts
Market Cap $119M
23,627,800 Shares Out.
Institutional ownership 39.45%
# of Institutions 97


Latest Institutional Activity in ATOM

Top Purchases

Q2 2025
Chicago Partners Investment Group LLC Shares Held: 33.4K ($168K)
Q2 2025
Channel Wealth LLC Shares Held: 57.4K ($289K)
Q2 2025
Gleason Group, Inc. Shares Held: 10.5K ($52.9K)
Q1 2025
Marshall Wace, LLP Shares Held: 470K ($2.37M)
Q1 2025
Millennium Management LLC Shares Held: 402K ($2.02M)

Top Sells

Q2 2025
Parallel Advisors, LLC Shares Held: 878 ($4.43K)
Q2 2025
Slt Holdings LLC Shares Held: 12.5K ($63K)
Q1 2025
Group One Trading, L.P. Shares Held: 10.3K ($51.8K)
Q1 2025
Sargent Investment Group, LLC Shares Held: 184K ($928K)
Q1 2025
Brown Advisory Inc Shares Held: 201K ($1.01M)

About ATOM

Atomera Incorporated develops, commercializes, and licenses proprietary materials, processes, and technologies for the semiconductor industry in North America and the Asia Pacific. The company's lead technology is the Mears Silicon Technology, a thin film of reengineered silicon that can be applied as a transistor channel enhancement to CMOS-type transistors. Its customers include foundries, integrated device manufacturers, fabless semiconductor manufacturers, original equipment manufacturers, and electronic design automation companies. The company was formerly known as Mears Technologies, Inc. and changed its name to Atomera Incorporated in January 2016. Atomera Incorporated was incorporated in 2001 and is headquartered in Los Gatos, California.


Insider Transactions at ATOM

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
699K Shares
From 12 Insiders
Grant, award, or other acquisition 519K shares
Exercise of conversion of derivative security 176K shares
Open market or private purchase 3.45K shares
Sell / Disposition
236K Shares
From 3 Insiders
Open market or private sale 236K shares

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