Harmony Biosciences Holdings, Inc. (HRMY) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

58,388,679Shares Outstanding

965,518Shares held by institutions

$35,646,925Value of institutional holdings

84.45%Institutional ownership %

6.72%Shares Changed QoQ

300No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Harmony Biosciences Holdings, Inc. (NASDAQ:HRMY) currently has 300 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

Institutional ownership in Harmony Biosciences Holdings edged up to 84.4% in December 2025, compared to 82.3% in September 2025.
The company experienced a 6.72% quarterly change in institutional shares held, alongside an increase of 21.46% in total owners annually.
Among the 300 institutional holders of Harmony Biosciences Holdings, 168 added to their stakes while 100 trimmed their positions and 32 held steady.
The total number of shares held by institutions in Harmony Biosciences Holdings increased to 49.31Mn as of December 2025, a net change of up by 3.10Mn shares quarter on quarter, and down 3.46Mn shares year over year.
As of December 31, 2025, BlackRock, Inc. held Harmony Biosciences Holdings's largest shareholding position with over 7.09Mn shares, representing 12.14% of total outstanding shares.
Among the most significant buyers of Harmony Biosciences Holdings during December 2025 were SG Americas Securities, LLC (938.78K), ARMISTICE CAPITAL, LLC (500.00K), AQR CAPITAL MANAGEMENT LLC (458.32K), CITADEL ADVISORS LLC (352.40K), JANUS HENDERSON GROUP PLC (305.89K).
Leading sellers of Harmony Biosciences Holdings stock in December 2025 included Valor Management LLC (1.15Mn), FMR LLC (734.16K), VANGUARD GROUP INC (283.82K), MARSHALL WACE, LLP (255.88K), DIADEMA PARTNERS LP (242.60K).
The top 10 institutional holders of Harmony Biosciences Holdings for the quarter ending December 2025 included BlackRock, Inc. (7.09Mn), VANGUARD GROUP INC (4.81Mn), FMR LLC (3.11Mn), AMERICAN CENTURY COMPANIES INC (1.84Mn), DIMENSIONAL FUND ADVISORS LP (1.83Mn), STATE STREET CORP (1.66Mn), LSV ASSET MANAGEMENT (1.66Mn), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (1.49Mn), GEODE CAPITAL MANAGEMENT, LLC (1.27Mn), RENAISSANCE TECHNOLOGIES LLC (1.07Mn).

300 Institutional Holders

965,518 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	7,088,688	162,746	2.35%	$265,258,704.00
VANGUARD GROUP INC	31 Dec, 2025	4,813,357	-283,819	-5.57%	$180,115,819.00
FMR LLC	31 Dec, 2025	3,112,812	-734,160	-19.08%	$116,481,430.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	1,841,672	172,107	10.31%	$68,915,366.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	1,830,726	139,145	8.23%	$68,506,807.00
STATE STREET CORP	31 Dec, 2025	1,661,850	8,246	0.50%	$62,186,427.00
LSV ASSET MANAGEMENT	31 Dec, 2025	1,657,093	62,200	3.90%	$62,008.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	31 Dec, 2025	1,491,605	196,224	15.15%	$55,815,859.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	1,270,586	12,323	0.98%	$47,551,305.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	1,070,471	-66,600	-5.86%	$40,057,025.00
SG Americas Securities, LLC	31 Dec, 2025	961,667	938,783	4,102.36%	$35,986.00
MORGAN STANLEY	31 Dec, 2025	817,507	-30,388	-3.58%	$30,591,142.00
AQR CAPITAL MANAGEMENT LLC	31 Dec, 2025	813,889	458,321	128.90%	$30,455,726.00
Boston Partners	31 Dec, 2025	708,943	-45,009	-5.97%	$26,367,837.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	569,362	-77,291	-11.95%	$21,305,526.00
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	31 Dec, 2025	541,281	-29,258	-5.13%	$20,254,735.00
BNP PARIBAS FINANCIAL MARKETS	31 Dec, 2025	525,145	130,001	32.90%	$19,650,926.00
NOMURA HOLDINGS INC	31 Dec, 2025	510,024	72,861	16.67%	$19,085,098.00
ARMISTICE CAPITAL, LLC	31 Dec, 2025	500,000	500,000	0.00%	$18,710,000.00
venBio Partners LLC	31 Dec, 2025	489,194	0	0.00%	$18,305,639.00

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