Harmonic Inc (HLIT)
Who owns Harmonic Inc (HLIT)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.2% of the shares are freely tradable; institutional investors hold 89.0%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 17.67 | 19,165,249 | -0.4 | 03/31/2026 |
| Vanguard Group Inc | 11.08 | 12,022,963 | +1.2 | 12/31/2025 |
| Vanguard Portfolio Management, LLC | 5.66 | 6,134,553 | +0.0 | 03/31/2026 |
| State Street Corp | 4.48 | 4,860,952 | +8.7 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.33 | 4,700,354 | +0.0 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 3.39 | 3,673,398 | +5.4 | 03/31/2026 |
| Trigran Investments Inc | 2.97 | 3,216,835 | -0.1 | 03/31/2026 |
| D. E. Shaw & Co LP | 2.86 | 3,101,896 | -8.8 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 6.28 | 6,808,544 | +0.0 | 05/29/2026 |
| Vanguard Total Stock Mkt Idx Inv | 3.07 | 3,333,860 | +0.0 | 04/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 15. Jul 2026 | Glahn Ronald J | SVP, Global Sales, Broadband | Other | 1,031 | 12.99 | 13,393 |
| 15. Jul 2026 | Glahn Ronald J | SVP, Global Sales, Broadband | Other | 3,750 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.