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MEDICINOVA INC

MNOV Net buying
CIK 0001226616 #4567 in the set updated 21 Sep 2026
Bought (120 mo)
$235.57K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$51.23K
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$51.23K
6 of 6 sales
Net
+$184.34K
+$184.34K against sales at will

By person

7 insiders · 42 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Kobayashi Yutaka
Director
$140.48K (2)
—
+$140.48K
106,800
0.2170%
$240.30K
+30.6%
IWAKI YUICHI
President and CEO
$62.00K (1)
—
+$62.00K
1,091,933
2.22%
$2.46M
+47.0%
Nagao Hideki
Director
—
$51.23K (6)
−$51.23K
0
0.0000%
$0.00
—
Ishizaka Yoshio
Director
$25.85K (1)
—
+$25.85K
15,000
0.0305%
$33.75K
+50.0%
Matsuda Kazuko
Chief Medical Officer
$7.24K (1)
—
+$7.24K
322,996
0.6562%
$726.74K
+344.0%
Okajima Masatsune
VP and Head of Japanese Office
—
—
—
1,040,530
2.11%
$2.34M
+1,517%
OBrien Geoffrey
Vice President
—
—
—
48,318
0.0982%
$108.72K
+866.4%

Individual transactions

31
Insider
Date
Role
Action
Shares
Price
Amount
Matsuda Kazuko
23 Aug 2021
Chief Medical Officer
Exercised, kept
60,000
$2.30
$138.00K
IWAKI YUICHI
9 Jul 2021
President and CEO
Exercised, kept
39,583
$2.54
$100.54K
Matsuda Kazuko
24 Jun 2021
Chief Medical Officer
Exercised, kept
56,250
$2.46
$138.38K
Matsuda Kazuko
24 Jun 2021
Chief Medical Officer
Exercised, kept
46,554
$2.54
$118.25K
OBrien Geoffrey
19 May 2021
Vice President
Exercised, kept
11,318
$2.46
$27.84K
OBrien Geoffrey
19 May 2021
Vice President
Exercised, kept
32,000
$2.54
$81.28K
IWAKI YUICHI
25 Feb 2021
President and CEO
Exercised, kept
86,250
$2.46
$212.18K
Nagao Hideki
6 Aug 2020
Director
Exercised, kept
15,000
$2.58
$38.70K
Matsuda Kazuko
12 Jun 2020
Chief Medical Officer
Exercised, kept
20,000
$5.13
$102.60K
IWAKI YUICHI
8 Apr 2020
President and CEO
Exercised, kept
60,417
$2.54
$153.46K
Matsuda Kazuko
8 Apr 2020
Chief Medical Officer
Exercised, kept
28,446
$2.54
$72.25K
Matsuda Kazuko
12 Jun 2019
Chief Medical Officer
Exercised, kept
37,000
$4.80
$177.60K
Nagao Hideki
13 May 2019
Director
Exercised, kept
1,000
$2.77
$2.77K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
105,000
$7.00
$735.00K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
100,000
$6.10
$610.00K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
120,000
$3.91
$469.20K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
30,000
$3.91
$117.30K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
105,000
$3.09
$324.45K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
15,000
$3.24
$48.60K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
105,000
$2.64
$277.20K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
42,500
$4.10
$174.25K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
80,000
$4.10
$328.00K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
63,750
$2.46
$156.83K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
85,000
$2.54
$215.90K
Okajima Masatsune
28 Feb 2019
VP and Head of Japanese Office
Exercised, kept
35,700
$7.34
$262.04K
Okajima Masatsune
9 Jan 2019
VP and Head of Japanese Office
Exercised, kept
41,250
$2.20
$90.75K
IWAKI YUICHI
3 Jan 2019
President and CEO
Exercised, kept
18,572
$2.20
$40.86K
IWAKI YUICHI
5 Mar 2018
President and CEO
Exercised, kept
50,003
$2.20
$110.01K
IWAKI YUICHI
3 Jan 2018
President and CEO
Exercised, kept
53,363
$4.42
$235.86K
Okajima Masatsune
12 Dec 2017
VP and Head of Japanese Office
Exercised, kept
48,000
$4.42
$212.16K
IWAKI YUICHI
2 Nov 2017
President and CEO
Exercised, kept
21,067
$4.42
$93.12K
Show all 42 transactions →

What was left out

Form 4 filings counted 93
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 6
Transactions with no price 0
Shares from compensation/vesting 1,613,023
Sales filed before the plan box existed 6
History held since 9 Sep 2016