MediciNova Inc
Ownership
Ownership Structure
Who owns MediciNova Inc (MNOV)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 87.2% of the shares are freely tradable; institutional investors hold 11.0%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Essex Woodlands Health Ventures | 2.25 | 1,105,941 | +0.0 | 06/30/2026 |
| BlackRock Inc | 1.53 | 752,091 | +6.5 | 06/30/2026 |
| Citigroup Inc | 1.29 | 635,715 | +0.0 | 06/30/2026 |
| Vanguard Capital Management, LLC | 1.24 | 609,052 | -0.3 | 06/30/2026 |
| Geode Capital Management, LLC | 1.10 | 539,312 | -0.8 | 06/30/2026 |
| Vanguard Fiduciary Trust Co | 0.57 | 282,608 | +0.7 | 06/30/2026 |
| UBS Group AG | 0.45 | 222,200 | +0.0 | 06/30/2026 |
| Renaissance Technologies Corp | 0.42 | 205,400 | +8.2 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 5.37 | 2,644,974 | +0.0 | 09/30/2026 |
| Fidelity Extended Market Index | 0.51 | 249,862 | -0.5 | 08/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| 3D Investment Partners Pte. Ltd. | Formerly 10% Owner | 4,862,047 | 6,806,866 $ | Sep 25, 2026 | indirect |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 25, 2026 | 3D Investment Partners Pte. Ltd. | Formerly 10% Owner | Sell | 640,000 | 2.70 | 1,728,000 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.