MediciNova, Inc. (MNOV) has 20 known insider and institutional holders on record. The largest holder is ESSEX WOODLANDS HEALTH VENTURES FUND VI L P with 11,703,704 shares. Other notable holders include Tanabe Holding America Inc. and Izumi Tatsuo.
Over the last 12 months, insiders have made 5 transactions in MNOV stock — 5 buys (valued at $1.76M) and 0 sells (valued at RSU Award). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
MNOV Insider Ownership
Top Holder
ESSEX WOODLANDS HEALTH VENTURES FUND VI L P
11,703,704 shares
Buys (12 mo)
5
$1.76M value
Sells (12 mo)
0
$0.00 value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Essex Woodlands Health Ventures Fund Vi L P |
10 Percent Owner |
11,703,704 |
2005-01-28 |
|
| 2 |
Tanabe Holding America Inc. |
Officer |
5,000,000 |
2006-10-16 |
|
| 3 |
Izumi Tatsuo |
Director |
600,000 |
2013-12-13 |
|
| 4 |
Iwaki Yuichi |
President and CEO |
450,000 |
2026-01-20 |
|
| 5 |
Matsuda Kazuko |
Chief Medical Officer |
350,000 |
2026-01-20 |
|
| 6 |
Suzuki Joji |
Sr. V.p., Finance & Admin. |
300,000 |
2006-01-06 |
|
| 7 |
Okajima Masatsune |
VP and Head of Japanese Office |
105,000 |
2019-01-17 |
|
| 8 |
Obrien Geoffrey |
Vice President |
84,000 |
2024-01-11 |
|
| 9 |
Gammans Richard E Sr |
Chief Development Officer |
60,000 |
2009-02-03 |
|
| 10 |
Johnson Kirk William |
Chief Scientific Officer |
42,500 |
2013-05-15 |
|
| 11 |
Coffee Michael Denis |
Chief Business Officer |
42,500 |
2013-05-15 |
|
| 12 |
Locke Kenneth W |
Chief Scientific Officer |
39,000 |
2008-01-09 |
|
| 13 |
Asako Shintaro |
Chief Financial Officer |
35,700 |
2010-02-02 |
|
| 14 |
Gaeta Federico C.a. |
Chief Scientific Officer |
24,000 |
2021-04-26 |
|
| 15 |
Ishizaka Yoshio |
Director |
20,000 |
2019-06-11 |
|
| 16 |
Kobayashi Yutaka |
Director |
20,000 |
2020-06-17 |
|
| 17 |
Nagao Hideki |
Director |
20,000 |
2025-06-20 |
|
| 18 |
Beaver Carolyn |
Director |
20,000 |
2025-06-20 |
|
| 19 |
Lemerond Nicole |
Director |
20,000 |
2025-06-20 |
|
| 20 |
Shigeta Hiroaki |
Director |
14,000 |
2011-07-20 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-01-16 |
Matsuda Kazuko |
Chief Medical Officer |
RSU Award |
350,000 |
$2.10 |
$735K |
| 2026-01-16 |
Iwaki Yuichi |
President and CEO |
RSU Award |
450,000 |
$2.10 |
$945K |
| 2025-06-17 |
Lemerond Nicole |
Director |
RSU Award |
20,000 |
$1.26 |
$25.2K |
| 2025-06-17 |
Beaver Carolyn |
Director |
RSU Award |
20,000 |
$1.26 |
$25.2K |
| 2025-06-17 |
Nagao Hideki |
Director |
RSU Award |
20,000 |
$1.26 |
$25.2K |
