Stock chart
Ticker: PRTX Exchange: OTC


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2018-03-02 2018-02-28 B Purchase

KLING ARNOLD P

President

Executive Director Large shareholder
18,557,805 +82.2%
1.20
USD 22,269,366
18,557,805 +82.2% 1.20 USD 22,269,366
2007-11-01 2007-10-31 B Purchase

HOLSTROM CARLETON A

Non-Executive Director
5,000 +33.3%
1.30
USD 6,500
5,000 +33.3% 1.30 USD 6,500
2007-11-01 2007-10-31 B Purchase

HOLSTROM CARLETON A

Non-Executive Director
3,150 +26.6%
1.30
USD 4,095
3,150 +26.6% 1.30 USD 4,095
2007-10-31 2007-10-30 B Purchase

HOLSTROM CARLETON A

President and CEO

Executive Director
850 +7.7%
1.30
USD 1,105
850 +7.7% 1.30 USD 1,105
2007-10-31 2007-10-29 B Purchase

HOLSTROM CARLETON A

President and CEO

Executive Director
1,000 +10.0%
1.30
USD 1,300
1,000 +10.0% 1.30 USD 1,300
2006-11-14 2006-11-10 B Purchase

HOLSTROM CARLETON A

Non-Executive Director
5,000 +3.2%
2.00
USD 10,000
5,000 +3.2% 2.00 USD 10,000
2006-11-14 2006-11-10 B Purchase

HOLSTROM CARLETON A

Non-Executive Director
5,000 +3.3%
2.05
USD 10,250
5,000 +3.3% 2.05 USD 10,250
2006-01-04 2005-12-30 B Purchase

TOMBROS PETER G

Non-Executive Director
20,000 +inf%
2.25
USD 45,000
20,000 +inf% 2.25 USD 45,000
2006-01-04 2005-12-30 B Purchase

DOHERTY JOHN E

Large shareholder
111,111 +3.8%
2.25
USD 250,000
111,111 +3.8% 2.25 USD 250,000
2006-01-04 2005-12-30 B Purchase

DOUGHERTY FRANK M

Non-Executive Director
11,111 +3.3%
2.25
USD 25,000
11,111 +3.3% 2.25 USD 25,000
2005-06-08 2005-05-25 B Purchase

VSPRING SBIC LP

Large shareholder
1,076,923 +52.3%
1.95
USD 2,100,000
1,076,923 +52.3% 1.95 USD 2,100,000
2005-06-08 2005-05-25 B Purchase

PATEL DINESH C

Non-Executive Director Large shareholder
1,076,923 +52.3%
1.95
USD 2,100,000
1,076,923 +52.3% 1.95 USD 2,100,000
2005-05-27 2005-05-25 B Purchase

KANE STEVEN H

President & CEO

Executive Director
25,641 +51.3%
1.95
USD 50,000
25,641 +51.3% 1.95 USD 50,000
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