MediciNova Ownership

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

Recent Insider Transactions

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 4875?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	1,463,247	2.98%
Institutions	5,246,217	10.7%
Hedge Funds	5,502,047	11.2%
General Public	36,834,735	75.1%

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

Top Shareholders

Top 25 shareholders own 24.8% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
11.2%	3D Investment Partners Pte. Ltd	5,502,047	JP¥1.2b	0%	0.29%
2.25%	Essex Woodlands Management, Inc.	1,105,941	JP¥234.5m	0%	0.58%
2.23%	Yuichi Iwaki	1,091,933	JP¥231.6m	0%	no data
1.43%	BlackRock, Inc.	700,341	JP¥148.5m	-0.21%	no data
1.27%	The Vanguard Group, Inc.	623,333	JP¥132.2m	0%	no data
1.05%	Geode Capital Management, LLC	514,914	JP¥109.2m	1.77%	no data
1.02%	Citigroup Inc.,Banking and Securities Investments	501,957	JP¥106.4m	12.1%	no data
0.66%	Kazuko Matsuda	322,996	JP¥68.5m	0%	no data
0.51%	Susquehanna International Group, LLP, Asset Management Arm	251,380	JP¥53.3m	341%	no data
0.45%	UBS Asset Management AG	222,738	JP¥47.2m	-27.1%	no data
0.37%	Renaissance Technologies LLC	181,300	JP¥38.4m	-2.84%	no data
0.36%	State Street Global Advisors, Inc.	174,598	JP¥37.0m	11.1%	no data
0.31%	Merrill Lynch & Co. Inc., Banking Investments	152,659	JP¥32.4m	101%	no data
0.29%	Northern Trust Global Investments	141,012	JP¥29.9m	0%	no data
0.25%	Bridgeway Capital Management, LLC	122,047	JP¥25.9m	-15.9%	no data
0.2%	BNY Asset Management	96,174	JP¥20.4m	0%	no data
0.19%	Barclays Bank PLC, Securities Investments	95,600	JP¥20.3m	15.5%	no data
0.15%	Charles Schwab Investment Management, Inc.	71,506	JP¥15.2m	0%	no data
0.14%	Dimensional Fund Advisors LP	66,215	JP¥14.0m	8.04%	no data
0.11%	SBI Holdings Inc., Asset Management Arm	56,079	JP¥11.9m	4.29%	no data
0.099%	Geoffrey O'Brien	48,318	JP¥10.2m	0%	no data
0.075%	Y-Intercept (Hong Kong) Limited	36,957	JP¥7.8m	0%	no data
0.073%	Schonfeld Strategic Advisors LLC	35,751	JP¥7.6m	-13%	no data
0.053%	Millennium Management LLC	25,923	JP¥5.5m	26.7%	no data
0.047%	Jane Street Group, LLC, Asset Management Arm	23,259	JP¥4.9m	64.5%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/05/07 15:26
End of Day Share Price	2025/05/07 00:00
Earnings	2024/12/31
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

MediciNova, Inc. is covered by 10 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
David Buck	B. Riley Securities, Inc.
Yen Ting Chen	Credit Suisse
Jason Kolbert	D. Boral Capital LLC.