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Third Harmonic Bio Ownership

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

Recent Insider Transactions

NasdaqGM:THRD Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Role	Shares	Max Price
13 Feb 25	SellUS$12,058,447	General Atlantic Service Company, L.P.	Company		3,698,910	US$3.26
23 Jan 25	BuyUS$432,750	General Atlantic Service Company, L.P.	Company		75,000	US$5.77

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 THRD?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	1,394,860	3.09%
Public Companies	2,679,597	5.94%
General Public	4,734,111	10.5%
Hedge Funds	6,763,117	15%
Institutions	10,869,331	24.1%
VC/PE Firms	18,686,781	41.4%

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

Top Shareholders

Top 25 shareholders own 83.45% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
23.1%	Atlas Venture L.P.	10,402,286	US$56.0m	0%	8.05%
12.8%	OrbiMed Advisors LLC	5,779,071	US$31.1m	0%	0.47%
8.47%	BML Capital Management, LLC	3,824,417	US$20.6m	0%	14.61%
6.51%	Nantahala Capital Management, LLC	2,938,700	US$15.8m	487%	0.95%
5.86%	Novartis AG	2,642,762	US$14.2m	0%	no data
5.55%	TCG Crossover Management, LLC	2,505,424	US$13.5m	0%	0.95%
3.28%	BlackRock, Inc.	1,479,618	US$8.0m	0.08%	no data
2.7%	Natalie Holles	1,218,836	US$6.6m	0%	no data
2.57%	The Vanguard Group, Inc.	1,159,600	US$6.2m	12.6%	no data
2.06%	Tang Capital Management, LLC	929,727	US$5.0m	520%	0.23%
1.41%	Newtyn Management, LLC	635,150	US$3.4m	0%	0.35%
1.27%	D. E. Shaw & Co., L.P.	573,334	US$3.1m	5,110%	no data
1.14%	Geode Capital Management, LLC	514,887	US$2.8m	6.85%	no data
0.96%	State Street Global Advisors, Inc.	434,528	US$2.3m	3.01%	no data
0.82%	Affinity Asset Advisors, LLC	370,000	US$2.0m	0%	0.28%
0.74%	Renaissance Technologies LLC	331,800	US$1.8m	160%	no data
0.6%	Rangeley Capital, LLC	270,000	US$1.5m	0%	1.23%
0.56%	JPMorgan Chase & Co, Brokerage and Securities Investments	254,049	US$1.4m	840%	no data
0.5%	Peapod Lane Capital LLC	223,865	US$1.2m	0%	1.21%
0.49%	Morgan Stanley, Investment Banking and Brokerage Investments	221,593	US$1.2m	244%	no data
0.47%	Stonepine Capital Management LLC	212,783	US$1.1m	0%	0.56%
0.45%	Northern Trust Global Investments	201,453	US$1.1m	4.74%	no data
0.44%	683 Capital Management, LLC	200,000	US$1.1m	0%	0.1%
0.39%	Charles Schwab Investment Management, Inc.	177,165	US$953.2k	0%	no data
0.35%	Qube Research & Technologies Ltd	159,374	US$857.4k	0%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/08/01 07:52
End of Day Share Price	2025/07/30 00:00
Earnings	2025/03/31
Annual Earnings	2024/12/31

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 world class team 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

Third Harmonic Bio, Inc. is covered by 2 analysts. 2 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
Akash Tewari	Jefferies LLC
Joseph Thome	TD Cowen