Harmonic Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

DB:HMC Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
14 May 26	Sell€49,013	Stephanie Copeland	Individual	4,300	€11.40
13 May 26	Sell€359,196	Neven Haltmayer	Individual	31,766	€11.31
15 Dec 25	Sell€266,669	Neven Haltmayer	Individual	30,000	€9.02
11 Dec 25	Buy€424,587	David Krall	Individual	47,528	€8.93

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of HMC?
Owner Type	Number of Shares	Ownership Percentage
State or Government	52,972	0.0486%
Individual Insiders	1,999,891	1.83%
General Public	12,747,196	11.7%
Institutions	94,266,386	86.4%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 65.75% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
16.5%	BlackRock, Inc.	18,004,412	€174.0m	-6.06%	no data
5.09%	Vanguard Capital Management, LLC	5,547,125	€53.6m	2.18%	no data
4.94%	Vanguard Portfolio Management, LLC	5,389,426	€52.1m	-12.2%	no data
4.72%	State Street Investment Management	5,147,739	€49.7m	5.9%	no data
4.4%	T. Rowe Price Group, Inc.	4,793,472	€46.3m	3,650%	no data
3.02%	Arrowstreet Capital, Limited Partnership	3,291,847	€31.8m	49.9%	0.02%
2.95%	American Century Investment Management Inc	3,215,450	€31.1m	165%	0.01%
2.68%	Dimensional Fund Advisors LP	2,918,817	€28.2m	-20.5%	no data
2.62%	Geode Capital Management, LLC	2,853,280	€27.6m	2.11%	no data
1.74%	Trigran Investments, Inc.	1,897,838	€18.3m	-41%	4.1%
1.73%	D. E. Shaw & Co., L.P.	1,881,400	€18.2m	-39.4%	0.01%
1.59%	Two Sigma Investments, LP	1,733,447	€16.8m	920%	0.02%
1.58%	Renaissance Technologies LLC	1,724,427	€16.7m	63.8%	0.03%
1.53%	Leeward Investments, LLC	1,665,067	€16.1m	-2.04%	0.88%
1.47%	Morgan Stanley	1,606,376	€15.5m	55.4%	no data
1.33%	First Eagle Investment Management, LLC	1,446,133	€14.0m	22.5%	0.01%
1.2%	Silverberg Bernstein Capital Management LLC	1,309,257	€12.7m	-1.37%	6.71%
1.09%	Northern Trust Global Investments	1,186,522	€11.5m	-0.65%	no data
1.01%	Systematic Financial Management LP	1,100,266	€10.6m	-3.29%	0.24%
0.96%	Charles Schwab Investment Management, Inc.	1,051,416	€10.2m	0.9%	no data
0.79%	Teachers Insurance and Annuity Association-College Retirement Equities Fund	865,327	€8.4m	-22.3%	no data
0.77%	Millennium Management LLC	843,479	€8.2m	11.6%	0.01%
0.69%	Marshall Wace LLP	754,012	€7.3m	-47.8%	0.01%
0.69%	Nimrod Ben-Natan	747,981	€7.2m	6.59%	no data
0.67%	Hillsdale Investment Management Inc.	735,900	€7.1m	9.8%	0.14%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/09/20 18:52
End of Day Share Price	2026/09/18 00:00
Earnings	2026/07/03
Annual Earnings	2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Harmonic Inc. is covered by 18 analysts. 5 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Amir Rozwadowski	Barclays
Timothy Long	Barclays
Tal Liani	BofA Global Research