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
IPG PHOTONICS CORP (IPGP)
Sector: Technology; Industry: Semiconductor Equipment & Materials

IPG Photonics Corporation develops and manufactures a range of high-performance fiber lasers, fiber amplifiers, and diode lasers used in various applications primarily in materials processing worldwide. In addition, the company offers integrated laser systems; 2D compact flat sheet cutter systems and multi-axis systems; welding seam stepper and picker, a fiber laser welding tool; and specialized fiber laser systems for material processing applications; and optical transceiver and transponder modules for interconnecting electronic equipment, including Ethernet switches, IP routers and SONET/SDH optical transport modules within telecommunications, cable multi-system operator, and data center networking applications. Its lasers and amplifiers are also used in materials processing, advanced communications, and medical applications. IPG Photonics Corporation was founded in 1990 and is headquartered in Oxford, Massachusetts.


Trade Date Insider Title Buy/Sell #Shares Price Value Option
2022-08-10 Valentin Gapontsev Trust I 10%-Owner Sell 5,000 $101.77 $508,850 No
2022-08-03 Valentin Gapontsev Trust I 10%-Owner Sell 5,000 $102.97 $514,834 No
2020-12-17 Valentin Gapontsev Trust I 10%-Owner Sell 43,000 $215.81 $9,279,792 No
2020-06-10 Valentin Gapontsev Trust I 10%-Owner Sell 7,300 $166.66 $1,216,622 No
2020-05-12 Valentin Gapontsev Trust I 10%-Owner Sell 38,100 $152.83 $5,822,824 No
2019-12-02 Valentin Gapontsev Trust I 10%-Owner Sell 8,000 $141.06 $1,128,446 No
2019-11-25 Valentin Gapontsev Trust I 10%-Owner Sell 10,000 $142.01 $1,420,105 No
2019-06-27 Valentin Gapontsev Trust I 10%-Owner Sell 10,000 $150.53 $1,505,300 No
2019-05-06 Valentin Gapontsev Trust I 10%-Owner Sell 10,000 $162.59 $1,625,900 No
2018-05-21 Valentin Gapontsev Trust I 10%-Owner Sell 2,000 $245.63 $491,260 No
2018-05-14 Valentin Gapontsev Trust I 10%-Owner Sell 10,000 $253.88 $2,538,800 No
2018-05-07 Valentin Gapontsev Trust I 10%-Owner Sell 20,000 $233.72 $4,674,500 No
2017-05-10 Valentin Gapontsev Trust I 10%-Owner Sell 23,800 $135.40 $3,222,445 No
2017-05-02 Valentin Gapontsev Trust I 10%-Owner Sell 200 $140.00 $28,000 No
2016-06-30 Valentin Gapontsev Trust I 10%-Owner Sell 22,000 $80.07 $1,761,540 No
2016-06-23 Valentin Gapontsev Trust I 10%-Owner Sell 500 $85.06 $42,530 No
2016-05-25 Valentin Gapontsev Trust I 10%-Owner Sell 10,000 $85.06 $850,552 No
2016-04-27 Valentin Gapontsev Trust I 10%-Owner Sell 22,500 $99.19 $2,231,868 No
2016-03-29 Valentin Gapontsev Trust I 10%-Owner Sell 5,000 $96.31 $481,538 No
2016-03-23 Valentin Gapontsev Trust I 10%-Owner Sell 12,500 $92.98 $1,162,250 No
2016-03-11 Valentin Gapontsev Trust I 10%-Owner Sell 2,500 $91.12 $227,800 No
2016-03-03 Valentin Gapontsev Trust I 10%-Owner Sell 10,000 $85.36 $853,600 No
2015-04-27 Valentin Gapontsev Trust I 10%-Owner Sell 5,000 $94.44 $472,200 No
2015-03-25 Valentin Gapontsev Trust I 10%-Owner Sell 5,000 $93.58 $467,900 No
2015-02-25 Valentin Gapontsev Trust I 10%-Owner Sell 5,000 $96.94 $484,700 No
2014-12-08 Valentin Gapontsev Trust I 10%-Owner Sell 35,000 $76.70 $2,684,556 No
2014-10-20 Valentin Gapontsev Trust I 10%-Owner Sell 6,000 $65.26 $391,560 No
2014-10-13 Valentin Gapontsev Trust I 10%-Owner Sell 9,000 $61.95 $557,550 No
2014-10-06 Valentin Gapontsev Trust I 10%-Owner Sell 4,500 $69.22 $311,490 No
2014-09-12 Valentin Gapontsev Trust I 10%-Owner Sell 9,000 $68.81 $619,290 No

Insider Smart

SYSCO CORP (SYY) - PELTZ NELSON and Frank Joshua D are insiders of SYSCO CORP, check their transactions to see how they sell high and buy low. Would that be more persuasive than just buy or sell?