Quick Takeaways
- HLIT - HARMONIC INC. has 20 insiders with reported activity on this page.
- Net insider value flow over the last year: +$219,907.
- Recent transaction rows are available for direct filing-level review.
- Info
- Insider Trading
- Financials
- Holders
Insider Transactions Reported by 20 Insiders of HARMONIC INC.
- Symbol
- HLIT on Nasdaq
- Location
- San Jose, CA
What Changed
- Buy value: $533,524; sell value: $313,617.
- Net share flow: +21,528.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Official SEC Source
Insider trading overview
Last 12 monthsNet insider flow leans to buying over the last 12 months. Net value: +$219,907.
Buys
$533,524
Shares: 51,528
Insiders: 2
Sells
$313,617
Shares: 30,000
Insiders: 1
Net
+$219,907
Shares: +21,528
Insiders: 1
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 47,528 | 30,000 | $499,044 | $313,617 | +$185,427 |
| 6-9 | 2,000 | 0 | $16,500 | $0 | +$16,500 |
| 9-12 | 2,000 | 0 | $17,980 | $0 | +$17,980 |
HARMONIC INC. executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Patrick Harshman | President and CEO, Director | $9,943,276 | Mixed | 15 May 2024 | ||
| Nimrod Ben-Natan | President and CEO, Director | $8,956,114 | Mixed | 16 Mar 2026 | ||
| Susan Swenson | Director | $4,234,186 | Mixed | 15 Feb 2024 | ||
| Sanjay Kalra | SVP and CFO | $4,156,008 | Mixed | 01 Mar 2023 | ||
| Mitzi Reaugh | Director | $3,644,644 | Mixed | 31 Dec 2024 | ||
| Nikos Theodosopoulos | Director | $3,132,374 | Mixed | 12 Aug 2022 | ||
| Jeremy Rosenberg | Interim CFO & SVP Bus Dev | $2,592,706 | Mixed | 15 May 2023 | ||
| David Krall | Director | $2,571,827 | +$499,044 | +24% | Mixed | 16 Mar 2026 |
| Walter Jankovic | Chief Financial Officer | $2,452,922 | Mixed | 16 Mar 2026 | ||
| Neven Haltmayer | SVP & GM, Video Business | $2,429,239 | -$313,617 | -11% | Mixed | 01 Mar 2026 |
| Timothy C. Chu | General Counsel & SVP, HR | $1,915,976 | Mixed | 16 Mar 2026 | ||
| Ian Graham | SVP, Global Sales & Video Svcs | $1,054,050 | Mixed | 15 May 2024 | ||
| Sophia Kim | Director | $555,366 | Mixed | 15 Feb 2024 | ||
| Whalen Daniel T. | Director | $464,327 | +$34,480 | +8% | Mixed | 16 Mar 2026 |
| Stephanie Copeland | Director | $414,672 | Mixed | 16 Mar 2026 | ||
| Dana L. Crandall | Director | $414,672 | Mixed | 16 Mar 2026 | ||
| Ronald J. Glahn | SVP, Global Sales, Broadband | $354,383 | Mixed | 16 Mar 2026 | ||
| Patrick Gallagher | Director | $162,399 | Mixed | 16 Mar 2026 | ||
| Deborah Clifford | Director | $162,399 | Mixed | 16 Mar 2026 | ||
| Indraneel Dev | Director | $162,399 | Mixed | 16 Mar 2026 |
Top shareholders of HARMONIC INC. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
|
Company |
17%
|
19,244,753
|
$190,330,608 | — | 31 Dec 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
11%
|
12,022,963
|
$118,907,103 | — | 31 Dec 2025 | |
| STATE STREET CORP |
13F
|
Company |
3.9%
|
4,471,187
|
$44,220,039 | — | 31 Dec 2025 | |
| Invesco Ltd. |
13D/G
13F
|
Company |
3.9%
|
4,444,472
|
$40,844,698 | -$30,733,584 | 30 Jun 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
3.1%
|
3,485,105
|
$34,467,991 | — | 31 Dec 2025 | |
| D. E. Shaw & Co., Inc. |
13F
|
Company |
3%
|
3,400,475
|
$33,630,698 | — | 31 Dec 2025 | |
| Trigran Investments, Inc. |
13F
|
Company |
2.8%
|
3,221,401
|
$31,859,656 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.4%
|
2,735,649
|
$27,060,630 | — | 31 Dec 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
2.2%
|
2,465,593
|
$24,384,715 | — | 31 Dec 2025 | |
| ALLIANCEBERNSTEIN L.P. |
13F
|
Company |
2.1%
|
2,399,636
|
$23,732,400 | — | 31 Dec 2025 | |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP |
13F
|
Company |
1.9%
|
2,142,312
|
$21,187,466 | — | 31 Dec 2025 | |
| SCOPIA CAPITAL MANAGEMENT LP |
13F
|
Company |
1.7%
|
1,904,852
|
$18,838,986 | — | 31 Dec 2025 | |
| MARSHALL WACE, LLP |
13F
|
Company |
1.6%
|
1,842,139
|
$18,218,754 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1.6%
|
1,805,488
|
$17,856,288 | — | 31 Dec 2025 | |
| Leeward Investments, LLC - MA |
13F
|
Company |
1.5%
|
1,743,158
|
$17,239,833 | — | 31 Dec 2025 | |
| Silverberg Bernstein Capital Management LLC |
13F
|
Company |
1.1%
|
1,299,638
|
$12,853,420 | — | 31 Dec 2025 | |
| Alyeska Investment Group, L.P. |
13F
|
Company |
1.1%
|
1,208,510
|
$11,952,164 | — | 31 Dec 2025 | |
| Nuveen, LLC |
13F
|
Company |
1.1%
|
1,199,617
|
$11,864,212 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1%
|
1,168,869
|
$11,560,114 | — | 31 Dec 2025 | |
| SYSTEMATIC FINANCIAL MANAGEMENT LP |
13F
|
Company |
1%
|
1,149,716
|
$11,370,700 | — | 31 Dec 2025 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
0.99%
|
1,127,261
|
$11,148,611 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.91%
|
1,037,489
|
$10,260,764 | — | 31 Dec 2025 | |
| Toronado Partners, LLC |
13F
|
Company |
0.89%
|
1,008,690
|
$9,975,944 | — | 31 Dec 2025 | |
| Patrick Harshman |
3/4/5
|
President and CEO, Director |
—
mixed-class rows
|
879,936
mixed-class rows
|
$9,943,276 | — | 15 May 2024 | |
| Nimrod Ben-Natan |
3/4/5
|
President and CEO, Director |
—
mixed-class rows
|
936,868
mixed-class rows
|
$8,956,114 | — | 16 Mar 2026 | |
| First Eagle Investment Management, LLC |
13F
|
Company |
0.75%
|
849,876
|
$8,405,274 | — | 31 Dec 2025 | |
| Clearline Capital LP |
13F
|
Company |
0.7%
|
795,076
|
$7,863,302 | — | 31 Dec 2025 | |
| HERALD INVESTMENT MANAGEMENT Ltd |
13F
|
Company |
0.69%
|
785,000
|
$7,763,650 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.67%
|
764,732
|
$7,563,199 | — | 31 Dec 2025 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.66%
|
756,670
|
$7,483,467 | — | 31 Dec 2025 | |
| Walleye Capital LLC |
13F
|
Company |
0.64%
|
726,233
|
$7,182,444 | — | 31 Dec 2025 | |
| STATE OF WISCONSIN INVESTMENT BOARD |
13F
|
Company |
0.63%
|
721,975
|
$7,140,333 | — | 31 Dec 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.61%
|
694,961
|
$6,873,164 | — | 31 Dec 2025 | |
| Hillsdale Investment Management Inc. |
13F
|
Company |
0.6%
|
680,200
|
$6,727,178 | — | 31 Dec 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
0.59%
|
668,937
|
$6,616,608 | — | 31 Dec 2025 | |
| SILVERBACK ASSET MANAGEMENT LLC |
13F
|
Company |
0.57%
|
650,000
|
$6,428,500 | — | 31 Dec 2025 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
0.52%
|
586,955
|
$5,804,985 | — | 31 Dec 2025 | |
| PHILADELPHIA TRUST CO |
13F
|
Company |
0.51%
|
581,175
|
$5,748,000 | — | 31 Dec 2025 | |
| NEEDHAM INVESTMENT MANAGEMENT LLC |
13F
|
Company |
0.48%
|
545,000
|
$5,390,050 | — | 31 Dec 2025 | |
| INTECH INVESTMENT MANAGEMENT LLC |
13F
|
Company |
0.47%
|
537,184
|
$5,312,750 | — | 31 Dec 2025 | |
| PRINCIPAL FINANCIAL GROUP INC |
13F
|
Company |
0.47%
|
535,357
|
$5,294,681 | — | 31 Dec 2025 | |
| LAZARD ASSET MANAGEMENT LLC |
13F
|
Company |
0.46%
|
528,168
|
$5,223,582 | — | 31 Dec 2025 | |
| Pacer Advisors, Inc. |
13F
|
Company |
0.46%
|
522,004
|
$5,162,620 | — | 31 Dec 2025 | |
| Ellsworth Advisors, LLC |
13F
|
Company |
0.41%
|
461,812
|
$4,719,719 | — | 31 Dec 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.42%
|
477,127
|
$4,718,786 | — | 31 Dec 2025 | |
| Susan Swenson |
3/4/5
|
Director |
—
mixed-class rows
|
256,773
mixed-class rows
|
$4,234,186 | — | 15 Feb 2024 | |
| Sanjay Kalra |
3/4/5
|
SVP and CFO |
—
mixed-class rows
|
252,032
mixed-class rows
|
$4,156,008 | — | 01 Mar 2023 | |
| PUBLIC SECTOR PENSION INVESTMENT BOARD |
13F
|
Company |
0.34%
|
388,446
|
$3,841,731 | — | 31 Dec 2025 | |
| Mitzi Reaugh |
3/4/5
|
Director |
—
class O/S missing
|
292,273
|
$3,644,644 | — | 31 Dec 2024 | |
| UBS Group AG |
13F
|
Company |
0.32%
|
363,794
|
$3,597,922 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for HARMONIC INC.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Patrick Gallagher | HLIT | Restricted Stock Units | Award | 18,756 | 18,756 | 16 Mar 2026 | Direct | |||
| Timothy C. Chu | HLIT | Restricted Stock Units | Award | 59,230 | 59,230 | 16 Mar 2026 | Direct | |||
| Ronald J. Glahn | HLIT | Restricted Stock Units | Award | 49,161 | 49,161 | 16 Mar 2026 | Direct | |||
| Walter Jankovic | HLIT | Restricted Stock Units | Award | 133,268 | 133,268 | 16 Mar 2026 | Direct | |||
| Nimrod Ben-Natan | HLIT | Restricted Stock Units | Award | 281,343 | 281,343 | 16 Mar 2026 | Direct | |||
| Deborah Clifford | HLIT | Restricted Stock Units | Award | 18,756 | 18,756 | 16 Mar 2026 | Direct | |||
| Stephanie Copeland | HLIT | Restricted Stock Units | Award | 18,756 | 18,756 | 16 Mar 2026 | Direct | |||
| Dana L. Crandall | HLIT | Restricted Stock Units | Award | 18,756 | 18,756 | 16 Mar 2026 | Direct | |||
| Indraneel Dev | HLIT | Restricted Stock Units | Award | 18,756 | 18,756 | 16 Mar 2026 | Direct | |||
| David Krall | HLIT | Restricted Stock Units | Award | 18,756 | 18,756 | 16 Mar 2026 | Direct | |||
| Whalen Daniel T. | HLIT | Restricted Stock Units | Award | 18,756 | 18,756 | 16 Mar 2026 | Direct | |||
| Walter Jankovic | HLIT | Common Stock | Tax liability | -0.36% | -513 | 141,539 | 11 Mar 2026 | Direct | ||
| Walter Jankovic | HLIT | Common Stock | Options Exercise | 1.04% | 1,457 | 142,052 | 11 Mar 2026 | Direct | ||
| Walter Jankovic | HLIT | Restricted Stock Units | Options Exercise | -16.7% | -1,457 | 7,285 | 11 Mar 2026 | Direct | ||
| Nimrod Ben-Natan | HLIT | Common Stock | Options Exercise | 3.15% | 20,032 | 655,525 | 11 Mar 2026 | Direct | ||
| Nimrod Ben-Natan | HLIT | Restricted Stock Units | Options Exercise | -16.7% | -20,032 | 100,160 | 11 Mar 2026 | Direct | ||
| Neven Haltmayer | HLIT | Common Stock | Tax liability | -0.87% | -1,451 | 165,690 | 01 Mar 2026 | Direct | ||
| Neven Haltmayer | HLIT | Common Stock | Options Exercise | 1.66% | 2,724 | 167,141 | 01 Mar 2026 | Direct | ||
| Neven Haltmayer | HLIT | Restricted Stock Units | Options Exercise | -16.7% | -2,724 | 13,622 | 01 Mar 2026 | Direct | ||
| Walter Jankovic | HLIT | Common Stock | Tax liability | -1.64% | -2,338 | 140,595 | 22 Feb 2026 | Direct | ||
| Walter Jankovic | HLIT | Common Stock | Options Exercise | 4.87% | 6,644 | 142,933 | 22 Feb 2026 | Direct | ||
| Walter Jankovic | HLIT | Restricted Stock Units | Options Exercise | -50% | -6,644 | 6,645 | 22 Feb 2026 | Direct | ||
| Whalen Daniel T. | HLIT | Common Stock | Options Exercise | 116.6% | 16,143 | 29,983 | 15 Feb 2026 | Direct | ||
| Whalen Daniel T. | HLIT | Restricted Stock Units | Options Exercise | -100% | -16,143 | 0 | 15 Feb 2026 | Direct | ||
| David Krall | HLIT | Common Stock | Options Exercise | 7.23% | 16,143 | 239,268 | 15 Feb 2026 | Direct | ||
| David Krall | HLIT | Restricted Stock Units | Options Exercise | -100% | -16,143 | 0 | 15 Feb 2026 | Direct | ||
| Dana L. Crandall | HLIT | Common Stock | Options Exercise | 181.2% | 16,143 | 25,052 | 15 Feb 2026 | Direct | ||
| Dana L. Crandall | HLIT | Restricted Stock Units | Options Exercise | -100% | -16,143 | 0 | 15 Feb 2026 | Direct | ||
| Stephanie Copeland | HLIT | Common Stock | Options Exercise | 181.2% | 16,143 | 25,052 | 15 Feb 2026 | Direct | ||
| Stephanie Copeland | HLIT | Restricted Stock Units | Options Exercise | -100% | -16,143 | 0 | 15 Feb 2026 | Direct | ||
| Walter Jankovic | HLIT | Common Stock | Tax liability | -10.8% | -16,456 | 136,289 | 15 Feb 2026 | Direct | ||
| Walter Jankovic | HLIT | Common Stock | Options Exercise | 42.1% | 45,273 | 152,745 | 15 Feb 2026 | Direct | ||
| Walter Jankovic | HLIT | Restricted Stock Units | Options Exercise | -82.4% | -45,273 | 9,653 | 15 Feb 2026 | Direct | ||
| Neven Haltmayer | HLIT | Common Stock | Tax liability | -9.94% | -18,144 | 164,417 | 15 Feb 2026 | Direct | ||
| Neven Haltmayer | HLIT | Common Stock | Options Exercise | 22.1% | 32,991 | 182,561 | 15 Feb 2026 | Direct | ||
| Neven Haltmayer | HLIT | Restricted Stock Units | Options Exercise | -100% | -32,991 | 0 | 15 Feb 2026 | Direct | ||
| Ronald J. Glahn | HLIT | Common Stock | Tax liability | -11.8% | -4,429 | 33,182 | 15 Feb 2026 | Direct | ||
| Ronald J. Glahn | HLIT | Common Stock | Options Exercise | 75.3% | 16,151 | 37,611 | 15 Feb 2026 | Direct | ||
| Ronald J. Glahn | HLIT | Restricted Stock Units | Options Exercise | -33.3% | -16,151 | 32,304 | 15 Feb 2026 | Direct | ||
| Timothy C. Chu | HLIT | Common Stock | Tax liability | -6.8% | -9,925 | 136,100 | 15 Feb 2026 | Direct | ||
| Timothy C. Chu | HLIT | Common Stock | Options Exercise | 22.2% | 26,570 | 146,025 | 15 Feb 2026 | Direct | ||
| Timothy C. Chu | HLIT | Restricted Stock Units | Options Exercise | -100% | -26,570 | 0 | 15 Feb 2026 | Direct | ||
| Nimrod Ben-Natan | HLIT | Common Stock | Options Exercise | 16.6% | 90,413 | 635,493 | 15 Feb 2026 | Direct | ||
| Nimrod Ben-Natan | HLIT | Restricted Stock Units | Options Exercise | -100% | -90,413 | 0 | 15 Feb 2026 | Direct | ||
| Neven Haltmayer | HLIT | Common Stock | Sale | -13.8% | $248,237 | $10.41 | -23,835 | 149,570 | 15 Dec 2025 | Direct |
| Neven Haltmayer | HLIT | Common Stock | Sale | -3.43% | $65,380 | $10.61 | -6,165 | 173,405 | 12 Dec 2025 | Direct |
| David Krall | HLIT | Common Stock | Purchase | 27.1% | $499,044 | $10.50 | 47,528 | 223,125 | 11 Dec 2025 | Direct |
| Walter Jankovic | HLIT | Common Stock | Tax liability | -0.68% | -732 | 107,472 | 11 Dec 2025 | Direct | ||
| Walter Jankovic | HLIT | Common Stock | Options Exercise | 1.36% | 1,457 | 108,204 | 11 Dec 2025 | Direct | ||
| Walter Jankovic | HLIT | Restricted Stock Units | Options Exercise | -14.3% | -1,457 | 8,742 | 11 Dec 2025 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.