Insider
Date
Role
Action
Shares
Price
Amount
ORBIMED ADVISORS LLC
16 Apr 2026
10% owner
Buy
indirect
597,729
$1.67
$998.21K
CAUTREELS WERNER
18 Feb 2025
Chief Executive Officer
Exercised, kept
96,348
$0.01
$963.48
OLER ABRAHAM N.
28 Jan 2022
SVP Corp Dev & Gen Counsel
Buy
1,500
$1.67
$2.51K
OLER ABRAHAM N.
21 Jan 2022
SVP Corp Dev & Gen Counsel
Buy
1,500
$2.02
$3.03K
OLER ABRAHAM N.
14 Jan 2022
SVP CORP DEV & GEN COUNSEL
Buy
1,500
$2.20
$3.30K
OLER ABRAHAM N.
7 Jan 2022
SVP Corp Dev & Gen Counsel
Buy
1,500
$2.39
$3.59K
OLER ABRAHAM N.
19 Nov 2021
SVP CORP DEV & GEN COUNSEL
Buy
1,000
$3.16
$3.16K
OLER ABRAHAM N.
18 Nov 2021
SVP Corp Dev & Gen Counsel
Exercised, kept
5,000
$3.00
$15.00K
MARINO JAMES J
28 Sep 2021
Director
Buy
5,952
$4.20
$25.00K
Fruchtman Steven M
28 Sep 2021
President, Chief Executive Off
Buy
2,381
$4.20
$10.00K
Gelder Mark S. MD
28 Sep 2021
Chief Medical Officer
Buy
2,381
$4.20
$10.00K
OLER ABRAHAM N.
28 Sep 2021
SVP Corp Dev & Gen Counsel
Buy
2,381
$4.20
$10.00K
Shoemaker Mary Teresa
16 Feb 2021
Director
Buy
13,000
$1.00
$13.00K
MARINO JAMES J
16 Feb 2021
Director
Buy
25,000
$1.00
$25.00K
Fruchtman Steven M
16 Feb 2021
President, Chief Executive Off
Buy
20,000
$1.00
$20.00K
Guerin Mark Patrick
16 Feb 2021
Chief Financial Officer
Buy
15,000
$1.00
$15.00K
OLER ABRAHAM N.
16 Feb 2021
SVP Corp Dev & Gen Counsel
Buy
12,000
$1.00
$12.00K
OLER ABRAHAM N.
11 Dec 2020
SVP Corp Dev & Gen Counsel
Buy
30,000
$0.32
$9.60K
Guerin Mark Patrick
27 Nov 2020
Chief Financial Officer
Buy
4,614
$0.26
$1.20K
Fruchtman Steven M
25 Nov 2020
President, Chief Executive Off
Buy
40,000
$0.26
$10.36K
OLER ABRAHAM N.
25 Nov 2020
SVP Corp Dev & Gen Counsel
Buy
20,000
$0.26
$5.12K
Guerin Mark Patrick
25 Nov 2020
Chief Financial Officer
Buy
16,755
$0.26
$4.36K
Shoemaker Mary Teresa
25 Nov 2020
Director
Buy
37,735
$0.27
$10.00K
MARINO JAMES J
24 Nov 2020
Director
Buy
38,774
$0.26
$10.00K
Hoffman Michael B
27 Aug 2020
Director
Sell
1,876
$0.27
$510.08
Hoffman Michael B
27 Aug 2020
Director
Sell
indirect
182,492
$0.27
$49.62K
Reddy E Premkumar
27 Aug 2020
Director
Sell
527,863
$0.27
$143.95K
Fruchtman Steven M
19 May 2020
President, Chief Executive Off
Buy
26,800
$0.37
$9.86K
Guerin Mark Patrick
19 May 2020
Chief Financial Officer
Buy
21,000
$0.36
$7.56K
OLER ABRAHAM N.
19 May 2020
SVP Corp Dev & Gen Counsel
Buy
15,000
$0.37
$5.55K
GROOPMAN JEROME
19 May 2020
Director
Buy
10,000
$0.36
$3.63K
OLER ABRAHAM N.
25 Nov 2019
VP Corp Dev & Gen Counsel
Buy
75,000
$0.20
$15.00K
Guerin Mark Patrick
25 Nov 2019
Chief Financial Officer
Buy
87,500
$0.20
$17.50K
Fruchtman Steven M
25 Nov 2019
President, Chief Executive Off
Buy
149,000
$0.20
$29.80K
MARINO JAMES J
25 Nov 2019
Director
Buy
150,000
$0.20
$30.00K
Reddy E Premkumar
25 Nov 2019
Director
Buy
500,000
$0.20
$100.00K
MEHTA VIREN
25 Nov 2019
Director
Buy
250,000
$0.20
$50.00K
MARINO JAMES J
25 Sep 2019
Director
Buy
7,260
$1.60
$11.62K
TYNDALL CAPITAL PARTNERS L P
24 Sep 2019
10% owner
Sell
indirect
16,700
$1.19
$19.87K
TYNDALL CAPITAL PARTNERS L P
23 Sep 2019
10% owner
Sell
indirect
37,242
$1.23
$45.97K
ARMISTICE CAPITAL, LLC
23 Sep 2019
10% owner
Sell
indirect
0
$0.00
$0.00
ARMISTICE CAPITAL, LLC
23 Sep 2019
10% owner
Sell
10,249
$1.27
$13.02K
TYNDALL CAPITAL PARTNERS L P
20 Sep 2019
10% owner
Sell
indirect
75,119
$1.62
$121.43K
683 Capital Management, LLC
18 Sep 2019
Former 10% Owner
Sell
indirect
1,533
$2.20
$3.38K
683 Capital Management, LLC
18 Sep 2019
Former 10% Owner
Sell
indirect
120,000
$1.82
$218.18K
683 Capital Management, LLC
18 Sep 2019
Former 10% Owner
Sell
indirect
173,332
$2.18
$377.45K
683 Capital Management, LLC
18 Sep 2019
Former 10% Owner
Sell
indirect
93,286
$1.86
$173.14K
683 Capital Management, LLC
18 Sep 2019
Former 10% Owner
Sell
indirect
118,726
$2.18
$258.54K
TYNDALL CAPITAL PARTNERS L P
18 Sep 2019
10% owner
Sell
indirect
49,995
$2.10
$105.01K
TYNDALL CAPITAL PARTNERS L P
11 Sep 2019
10% owner
Sell
indirect
1,247
$2.75
$3.43K
TYNDALL CAPITAL PARTNERS L P
9 Sep 2019
10% owner
Sell
indirect
400
$2.77
$1.11K
TYNDALL CAPITAL PARTNERS L P
6 Sep 2019
10% owner
Sell
indirect
5,015
$2.78
$13.95K
TYNDALL CAPITAL PARTNERS L P
5 Sep 2019
10% owner
Sell
indirect
400
$2.75
$1.10K
TYNDALL CAPITAL PARTNERS L P
10 Jul 2019
10% owner
Sell
indirect
2,742
$2.81
$7.70K
TYNDALL CAPITAL PARTNERS L P
9 Jul 2019
10% owner
Sell
indirect
8,185
$2.84
$23.20K
TYNDALL CAPITAL PARTNERS L P
27 Jun 2019
10% owner
Sell
indirect
1,458
$3.45
$5.02K
TYNDALL CAPITAL PARTNERS L P
25 Jun 2019
10% owner
Sell
indirect
1,380
$3.40
$4.69K
Hoffman Michael B
29 Aug 2018
Director
Sell
indirect
29,999
$0.45
$13.52K
Hoffman Michael B
28 Aug 2018
Director
Sell
indirect
30,000
$0.46
$13.71K
Hoffman Michael B
28 Aug 2018
Director
Sell
indirect
20,000
$0.44
$8.89K
Hoffman Michael B
27 Aug 2018
Director
Sell
indirect
20,000
$0.45
$9.07K
Bienen Henry S
29 May 2018
Director
Buy
10,000
$0.38
$3.80K
TYNDALL CAPITAL PARTNERS L P
27 Apr 2018
10% owner
Buy
indirect
10,147,058
$0.43
$4.31M
683 Capital Management, LLC
27 Apr 2018
10% owner
Buy
indirect
11,838,235
$0.43
$5.03M
MARINO JAMES J
27 Apr 2018
Director
Buy
58,900
—
no price
STOVER JACK E
27 Apr 2018
Director
Buy
47,100
—
no price
Hoffman Michael B
27 Apr 2018
Director
Buy
indirect
2,211,765
—
no price
Reddy E Premkumar
27 Apr 2018
Director
Buy
282,350
—
no price
683 Capital Management, LLC
8 Feb 2018
10% owner
Buy
indirect
200,000
$1.04
$207.12K
MARINO JAMES J
8 Feb 2018
Director
Buy
50,000
—
no price
TYNDALL CAPITAL PARTNERS L P
8 Feb 2018
10% owner
Buy
indirect
1,100,000
$1.01
$1.11M
Kumar Ramesh
26 Apr 2017
President and CEO
Buy
23,810
$2.10
$50.00K
Reddy E Premkumar
26 Apr 2017
Director
Buy
119,048
$2.10
$250.00K
MARINO JAMES J
26 Apr 2017
Director
Buy
11,906
$2.10
$25.00K
Guerin Mark Patrick
26 Apr 2017
Chief Financial Officer
Buy
1,429
$2.10
$3.00K
Bienen Henry S
26 Apr 2017
Director
Buy
3,810
$2.10
$8.00K