Harmonic Inc. (HLIT) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

3,610,439Shares held by institutions

$31,952,385Value of institutional holdings

93.19%Institutional ownership %

0.62%Shares Changed QoQ

243No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Harmonic Inc. (NASDAQ:HLIT) appears in 255 institutional 13F filings for the quarter ending December 2025.

These investors collectively held 87.3% of Harmonic's outstanding shares in December 2025, down from 89.6% in September 2025.
They decreased total shares held in Harmonic by -0.13% from last quarter, and the number of investors in HLIT increased 11.35% annually.
Of these 255 funds, 141 grew their exposure to Harmonic, 86 cut back, and 28 maintained positions.
In total, institutional investors held 98.89Mn shares in Harmonic as of December 2025, down by 124.97K shares quarter on quarter, and down 16.43Mn shares year over year.
As of December 31, 2025, BlackRock, Inc. held the largest stake in Harmonic with 19.24Mn shares, accounting for 16.98% of total shares outstanding.
The biggest buyers of Harmonic for the quarter ending December 2025 included ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (1.16Mn), Walleye Capital LLC (726.23K), AMERICAN CENTURY COMPANIES INC (337.06K), D. E. Shaw & Co., Inc. (304.66K), MARTINGALE ASSET MANAGEMENT L P (262.12K).
The biggest sellers of Harmonic for the quarter ending December 2025 included TUDOR INVESTMENT CORP ET AL (1.74Mn), Alyeska Investment Group, L.P. (805.29K), SCOPIA CAPITAL MANAGEMENT LP (657.9K), Neuberger Berman Group LLC (431.5K), DARK FOREST CAPITAL MANAGEMENT LP (383.83K).
Harmonic's 10 largest shareholders as of December 2025 include BlackRock, Inc. (19.24Mn), VANGUARD GROUP INC (12.02Mn), State Street Corp (4.47Mn), DIMENSIONAL FUND ADVISORS LP (3.49Mn), D. E. Shaw & Co., Inc. (3.4Mn), Trigran Investments, Inc. (3.22Mn), GEODE CAPITAL MANAGEMENT, LLC (2.74Mn), MILLENNIUM MANAGEMENT LLC (2.47Mn), ALLIANCEBERNSTEIN L.P. (2.4Mn), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (2.14Mn) per Business Quant data.

255 Institutional Holders

3,610,439 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	-74,792	-0.39%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	148,281	1.25%	$0.00
Leeward Investments, LLC - MA	31 Dec, 2025	90,325	5.46%	$0.00
Barclays Plc	31 Dec, 2025	-180,181	-40.86%	$0.00
State Street Corp	31 Dec, 2025	80,791	1.84%	$0.00
Silverberg Bernstein Capital Management LLC	31 Dec, 2025	52,545	4.21%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	37,849	166.86%	$0.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	24,062	0.70%	$0.00
Nuveen, LLC	31 Dec, 2025	-176,871	-12.85%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	207	81.18%	$0.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	304,655	9.84%	$0.00
Qube Research & Technologies Ltd	31 Dec, 2025	51,995	4.84%	$0.00
Trigran Investments, Inc.	31 Dec, 2025	0	0.00%	$0.00
Toronado Partners, LLC	31 Dec, 2025	-195,903	-16.26%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	-72,847	-2.59%	$0.00
Walleye Capital LLC	31 Dec, 2025	726,233	0.00%	$0.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	-197,547	-7.42%	$0.00
Pacer Advisors, Inc.	31 Dec, 2025	-22,802	-4.19%	$0.00
ALLIANCEBERNSTEIN L.P.	31 Dec, 2025	-7,309	-0.30%	$0.00
Ellsworth Advisors, LLC	31 Dec, 2025	-36,586	-7.34%	$0.00

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