Why insider trading matters?

Numerous studies have examined whether there is evidence that U.S. insiders systematically trade on private information despite the legal deterrence. The consensus appears to be that insider purchases (but not sales) tend to be followed by positive abnormal stock price performance, particularly for small growth stocks.

- Prof. B. Espen Eckbo, Dartmouth College
BIOSPECIFICS TECHNOLOGIES CORP (BSTC)
Sector: Healthcare; Industry: Biotechnology

BioSpecifics Technologies Corp., a biopharmaceutical company, develops an injectable collagenase clostridium histolyticum for various indications in the United States and internationally. The company offers injectable collagenase for the treatment of Dupuytren's contracture and Peyronie's disease under the XIAFLEX and Xiapex brands. BioSpecifics Technologies Corp. was founded in 1957 and is headquartered in Wilmington, Delaware.


Trade Date Insider Title Buy/Sell #Shares Price Value Option
2020-12-02 Endo International plc 10%-Owner Buy 7,344,955 $88.50 $650,028,518 No
2019-09-10 Wegman Toby 10%-Owner, Director Sell 10,000 $55.17 $551,677 No
2019-06-07 Chao Jennifer M Director Sell 459 $58.55 $26,874 No
2019-06-05 Chao Jennifer M Director Sell 5,511 $57.26 $315,543 No
2019-06-03 CALDWELL PATRICK M Principal Financial Officer Sell 6,000 $58.80 $352,800 No
2019-05-29 Chao Jennifer M Director Sell 3,313 $60.74 $201,232 No
2019-05-24 Wegman Mark N Director Sell 7,800 $61.09 $476,502 No
2019-05-22 Mattila Jyrki Director Sell 18,750 $62.06 $1,163,625 Yes
2019-05-22 Wegman Mark N Director Sell 1,200 $63.70 $76,440 No
2019-05-21 Wegman Toby 10%-Owner, Director Sell 5,500 $64.06 $352,353 No
2019-05-21 Wegman Mark N Director Sell 6,000 $64.04 $384,236 No
2019-05-17 Chao Jennifer M Director Sell 4,000 $63.72 $254,860 No
2019-05-15 Gitman Paul Director Sell 5,000 $65.83 $329,150 No
2018-09-11 Wegman Mark N Director Sell 6,500 $57.52 $373,861 No
2018-09-07 Gitman Paul Director Sell 1,000 $57.64 $57,637 No
2018-08-29 Gitman Paul Director Sell 19,000 $49.72 $944,738 No
2018-08-24 Gitman Paul Director Sell 11,825 $51.17 $605,128 No
2018-08-29 Gitman Paul Director Sell 20,000 $49.73 $994,532 No
2018-08-24 Gitman Paul Director Sell 11,825 $51.17 $605,128 No
2018-08-23 Wegman Mark N Director Sell 8,500 $52.63 $447,322 No
2018-08-17 Estate of Edwin H. Wegman 10%-Owner Sell 57,705 $38.22 $2,205,474 No
2018-08-17 Wegman Toby 10%-Owner, Director Sell 2,500 $51.89 $129,728 No
2018-08-17 Wegman Thomas President Sell 23,592 $51.30 $1,210,294 No
2018-08-15 Wegman Thomas President Sell 23,908 $50.81 $1,214,703 No
2016-12-08 Wegman Thomas President Sell 15,000 $49.54 $743,112 No
2016-11-29 Wegman Thomas President Sell 20,000 $48.16 $963,235 No
2016-12-08 Wegman Thomas President Sell 15,000 $49.54 $743,112 No
2016-11-29 Wegman Thomas President Sell 10,000 $48.08 $480,832 No
2016-11-29 Wegman Toby Director Sell 10,000 $48.08 $480,832 No
2016-11-29 Wegman Thomas President Sell 20,000 $48.16 $963,235 No

Insider Smart

Upwork Inc (UPWK) - GRETSCH GREGORY C. Director of Upwork, made a bulk buy of 500K shares right before the big gap up, which is also the largest buy of the past 12 months.

Insider Smart

Enphase Energy, Inc (ENPH) - Watch for CEO Kothandaraman Badrinarayanan and CFO Branderiz Eric, their trading have a good pattern you can't miss, very well timed buy low and sell high.