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Sec Filings Insider Trading - Gemphire Therapeutics Inc. (GEMP)
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"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch ==>> What is insider trading>>
GEMP Insider Trading Transactions for Gemphire Therapeutics Inc.
Historical filings delayed by 6 months. New user? Sign Up for real time data. Existing user? Sign In

Common stock purchase or sale:
Transaction
Date
Reported
Date
Company Symbol Insider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2017-03-10
Purchase
2017-03-14
6:07 pm
Gemphire Therapeutics Inc. GEMP Sassine Andy
Director
21,119 $9.47 $199,997 136,264
(Direct)
View
2017-03-10
Purchase
2017-03-14
5:57 pm
Gemphire Therapeutics Inc. GEMP Lichtinger Pedro
Director
10,559 $9.47 $99,994 59,833
(Direct)
View
2017-03-10
Purchase
2017-03-14
5:46 pm
Gemphire Therapeutics Inc. GEMP Hawryluk P. Kent
Director
25,000 $9.47 $236,750 81,889
(Direct
Indirect)
View
2017-03-10
Purchase
2017-03-14
5:33 pm
Gemphire Therapeutics Inc. GEMP Gullans Steven R. Ph.D.
Director
52,798 $9.47 $499,997 858,823
(Indirect)
View
2016-08-10
Purchase
2016-08-12
1:27 pm
Gemphire Therapeutics Inc. GEMP Hawryluk P. Kent
Director
25,000 $10 $250,000 56,889
(Direct
Indirect)
View
2016-08-10
Purchase
2016-08-12
1:19 pm
Gemphire Therapeutics Inc. GEMP Lichtinger Pedro
Director
10,000 $10 $100,000 49,274
(Direct)
View
2016-08-10
Purchase
2016-08-12
1:15 pm
Gemphire Therapeutics Inc. GEMP Kousky Kenneth W
Director
1,000 $10 $10,000 116,891
(Direct
Indirect)
View
2016-08-10
Purchase
2016-08-12
1:09 pm
Gemphire Therapeutics Inc. GEMP Gullans Steven R. Ph.D.
Director
500,000 $10 $5,000,000 806,025
(Indirect)
View
2016-08-10
Purchase
2016-08-12
1:06 pm
Gemphire Therapeutics Inc. GEMP Reno Seth
Chief Commercial Officer
4,000 $10 $40,000 4,000
(Direct)
View
2016-08-10
Purchase
2016-08-12
1:01 pm
Gemphire Therapeutics Inc. GEMP Sooch Mina
President & CEO
Director
52,500 $10 $525,000 693,732
(Direct
Indirect)
View
2016-08-10
Purchase
2016-08-12
12:54 pm
Gemphire Therapeutics Inc. GEMP Lowenschuss David
Chief Legal Off. & Secretary
11,120 $10 $111,200 806,247
(Direct)
View
2016-08-10
Purchase
2016-08-12
12:49 pm
Gemphire Therapeutics Inc. GEMP Mathiesen Jeffrey S
Chief Financial Officer
4,000 $10 $40,000 7,927
(Direct)
View
2016-08-10
Purchase
2016-08-12
12:47 pm
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chair & Chief Scientific Off.
Director
10% Owner
51,750 $10 $517,500 1,244,440
(Direct
Indirect)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
Date
Exercisable
Expiration
Company Symnbol Insider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2017-08-14
Exercise
2017-08-16
4:10 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Mathiesen Jeffrey S
Chief Financial Officer
3,207 $3.59 14,134
(Direct)
View
2017-08-14
Exercise
2017-08-16
4:10 pm
2015-09-25
2025-09-24
Gemphire Therapeutics Inc. GEMP Mathiesen Jeffrey S
Chief Financial Officer
3,207 $3.59 14,134
(Direct)
View
2017-08-10
Exercise
2017-08-15
4:22 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Mathiesen Jeffrey S
Chief Financial Officer
3,000 $3.59 45,093
(Direct)
View
2017-08-10
Exercise
2017-08-15
4:22 pm
2015-09-25
2025-09-24
Gemphire Therapeutics Inc. GEMP Mathiesen Jeffrey S
Chief Financial Officer
3,000 $3.59 45,093
(Direct)
View
2017-08-10
Exercise
2017-08-11
4:07 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Mathiesen Jeffrey S
Chief Financial Officer
3,000 $3.59 10,927
(Direct)
View
2017-08-10
Exercise
2017-08-11
4:07 pm
2015-09-25
2025-09-24
Gemphire Therapeutics Inc. GEMP Mathiesen Jeffrey S
Chief Financial Officer
3,000 $3.59 10,927
(Direct)
View
2017-07-31
Exercise
2017-08-02
4:11 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chief Scientific Off. & Chair
Director
10% Owner
4,474 $1.344 1,248,914
(Direct)
View
2017-07-31
Exercise
2017-08-02
4:11 pm
2015-06-29
2025-06-28
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chief Scientific Off. & Chair
Director
10% Owner
4,474 $1.344 1,248,914
(Direct)
View
2017-05-30
Option Award
2017-05-31
4:25 pm
N/A
2027-05-29
Gemphire Therapeutics Inc. GEMP Gullans Steven R. Ph.D.
Interim President & CEO
Director
60,000 $10.26 60,000
(Direct)
View
2017-03-28
Option Award
2017-03-29
4:17 pm
N/A
2027-03-27
Gemphire Therapeutics Inc. GEMP Golden Lee Scott
Chief Medical Officer
20,000 $11.15 20,000
(Direct)
View
2017-03-10
Purchase
2017-03-14
6:07 pm
2017-03-10
2022-03-15
Gemphire Therapeutics Inc. GEMP Sassine Andy
Director
15,840 $9.47 136,264
(Direct)
View
2017-03-10
Purchase
2017-03-14
5:57 pm
2017-03-10
2022-03-15
Gemphire Therapeutics Inc. GEMP Lichtinger Pedro
Director
7,920 $9.47 59,833
(Direct)
View
2017-03-10
Purchase
2017-03-14
5:46 pm
2017-03-10
2022-03-15
Gemphire Therapeutics Inc. GEMP Hawryluk P. Kent
Director
18,750 $9.47 81,889
(Indirect)
View
2017-03-10
Purchase
2017-03-14
5:33 pm
2017-03-10
2022-03-15
Gemphire Therapeutics Inc. GEMP Gullans Steven R. Ph.D.
Director
39,599 $9.47 858,823
(Indirect)
View
2017-02-01
Other
2017-02-03
4:25 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Kousky Kenneth W
Director
101,406 $0 6,463
(Indirect)
View
2017-02-01
Other
2017-02-03
4:25 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Kousky Kenneth W
Director
110,428 $0 6,463
(Indirect)
View
2016-11-25
Option Award
2016-11-29
4:29 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Sooch Mina
President & CEO
Director
120,000 $10 600,000
(Direct)
View
2016-10-05
Option Award
2016-10-06
4:25 pm
N/A
2026-10-04
Gemphire Therapeutics Inc. GEMP Golden Lee Scott
Chief Medical Officer
126,000 $10.8 126,000
(Direct)
View
2016-09-30
Option Award
2016-10-03
4:32 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Sooch Mina
President & CEO
Director
120,000 $10 480,000
(Direct)
View
2016-08-10
Conversion
2016-08-12
1:27 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Hawryluk P. Kent
Director
7,457 $0 56,889
(Indirect)
View
2016-08-10
Other
2016-08-12
1:27 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Hawryluk P. Kent
Director
816 $6.706 56,889
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:27 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Hawryluk P. Kent
Director
23,616 $6.706 56,889
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:27 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Hawryluk P. Kent
Director
7,457 $0 56,889
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:27 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Hawryluk P. Kent
Director
150,000 $6.706 56,889
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:24 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Sassine Andy
Director
75,080 $0 115,145
(Direct)
View
2016-08-10
Other
2016-08-12
1:24 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Sassine Andy
Director
8,212 $6.706 115,145
(Direct)
View
2016-08-10
Conversion
2016-08-12
1:24 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Sassine Andy
Director
31,853 $6.706 115,145
(Direct)
View
2016-08-10
Conversion
2016-08-12
1:24 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Sassine Andy
Director
75,080 $0 115,145
(Direct)
View
2016-08-10
Conversion
2016-08-12
1:24 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Sassine Andy
Director
200,000 $6.706 115,145
(Direct)
View
2016-08-10
Conversion
2016-08-12
1:19 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Lichtinger Pedro
Director
39,274 $6.706 49,274
(Direct)
View
2016-08-10
Conversion
2016-08-12
1:19 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Lichtinger Pedro
Director
250,000 $6.706 49,274
(Direct)
View
2016-08-10
Conversion
2016-08-12
1:15 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Kousky Kenneth W
Director
95,439 $0 116,891
(Indirect)
View
2016-08-10
Other
2016-08-12
1:15 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Kousky Kenneth W
Director
10,439 $6.706 116,891
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:15 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Kousky Kenneth W
Director
116,891 $6.706 116,891
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:15 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Kousky Kenneth W
Director
95,439 $0 116,891
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:15 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Kousky Kenneth W
Director
746,500 $6.706 116,891
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:09 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Gullans Steven R. Ph.D.
Director
306,025 $6.706 806,025
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:09 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Gullans Steven R. Ph.D.
Director
2,000,000 $6.706 806,025
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:01 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Sooch Mina
President & CEO
Director
11,078 $0 693,732
(Indirect)
View
2016-08-10
Other
2016-08-12
1:01 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Sooch Mina
President & CEO
Director
1,212 $6.706 693,732
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:01 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Sooch Mina
President & CEO
Director
27,141 $6.706 693,732
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:01 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Sooch Mina
President & CEO
Director
11,078 $0 693,732
(Indirect)
View
2016-08-10
Conversion
2016-08-12
1:01 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Sooch Mina
President & CEO
Director
175,000 $6.706 693,732
(Indirect)
View
2016-08-10
Conversion
2016-08-12
12:56 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Oniciu Carmen Daniela
Vice President
2,237 $0 152,401
(Direct)
View
2016-08-10
Other
2016-08-12
12:56 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Oniciu Carmen Daniela
Vice President
245 $6.706 152,401
(Direct)
View
2016-08-10
Conversion
2016-08-12
12:56 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Oniciu Carmen Daniela
Vice President
2,237 $0 152,401
(Direct)
View
2016-08-10
Conversion
2016-08-12
12:49 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Mathiesen Jeffrey S
Chief Financial Officer
3,927 $6.706 7,927
(Direct)
View
2016-08-10
Conversion
2016-08-12
12:49 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Mathiesen Jeffrey S
Chief Financial Officer
25,000 $6.706 7,927
(Direct)
View
2016-08-10
Conversion
2016-08-12
12:47 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chair & Chief Scientific Off.
Director
10% Owner
59,561 $0 1,244,440
(Indirect)
View
2016-08-10
Other
2016-08-12
12:47 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chair & Chief Scientific Off.
Director
10% Owner
6,515 $6.706 1,244,440
(Indirect)
View
2016-08-10
Conversion
2016-08-12
12:47 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chair & Chief Scientific Off.
Director
10% Owner
16,144 $6.706 1,244,440
(Indirect)
View
2016-08-10
Conversion
2016-08-12
12:47 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chair & Chief Scientific Off.
Director
10% Owner
19,228 $6.706 1,244,440
(Indirect)
View
2016-08-10
Conversion
2016-08-12
12:47 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chair & Chief Scientific Off.
Director
10% Owner
59,561 $0 1,244,440
(Indirect)
View
2016-08-10
Conversion
2016-08-12
12:47 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chair & Chief Scientific Off.
Director
10% Owner
100,000 $6.706 1,244,440
(Indirect)
View
2016-08-10
Conversion
2016-08-12
12:47 pm
N/A
N/A
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chair & Chief Scientific Off.
Director
10% Owner
125,000 $6.706 1,244,440
(Indirect)
View
2016-08-04
Option Award
2016-08-08
5:37 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Sassine Andy
Director
60,000 $10 60,000
(Direct)
View
2016-08-04
Option Award
2016-08-08
5:31 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Lichtinger Pedro
Director
60,000 $10 60,000
(Direct)
View
2016-08-04
Option Award
2016-08-08
5:23 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Kousky Kenneth W
Director
60,000 $10 60,000
(Direct)
View
2016-08-04
Option Award
2016-08-08
5:15 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Hawryluk P. Kent
Director
60,000 $10 60,000
(Direct)
View
2016-08-04
Option Award
2016-08-08
5:06 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Gullans Steven R. Ph.D.
Director
60,000 $10 60,000
(Direct)
View
2016-08-04
Option Award
2016-08-08
4:56 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Sooch Mina
President & CEO
Director
10% Owner
360,000 $10 360,000
(Direct)
View
2016-08-04
Option Award
2016-08-08
4:46 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Reno Seth
Chief Commercial Officer
150,000 $10 150,000
(Direct)
View
2016-08-04
Option Award
2016-08-08
4:39 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Oniciu Carmen Daniela
Vice President
102,000 $10 102,000
(Direct)
View
2016-08-04
Option Award
2016-08-08
4:31 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Mathiesen Jeffrey S
Chief Financial Officer
210,000 $10 210,000
(Direct)
View
2016-08-04
Option Award
2016-08-08
4:22 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Lowenschuss David
CLO & Secretary
10% Owner
78,000 $10 78,000
(Direct)
View
2016-08-04
Option Award
2016-08-08
4:12 pm
N/A
2026-08-03
Gemphire Therapeutics Inc. GEMP Bisgaier Charles Phd
Chief Scien. Officer & Chair
Director
10% Owner
150,000 $10 150,000
(Direct)
View