EdgarLookup

Klasko Stephen K. M.D.

Insider transactions at 2 companies

This page shows all SEC Form 4 filings attributed to Klasko Stephen K. M.D.. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.

TFX DCGO
Company Title Type Shares Price Value Date
DCGO Award / Grant 100,000 Sep 10, 2025
DCGO Purchase 15,000 $1.49 $22,350 May 14, 2025
TFX Award / Grant 1,357 May 9, 2025
TFX Option Exercise 2,674 $121.00 $323,554 Feb 20, 2025
TFX Award / Grant 838 May 7, 2024
TFX Option Exercise 3,021 $101.12 $305,484 Dec 13, 2023
TFX Award / Grant 681 May 9, 2023
TFX Option Exercise 3,014 $78.50 $236,599 Jan 27, 2023
TFX Award / Grant 399 May 3, 2022
TFX Sale 150 $423.95 $63,593 Jul 12, 2021
TFX Award / Grant 300 May 4, 2021
TFX Sale 200 $361.38 $72,276 Oct 26, 2020
TFX Sale 200 $326.15 $65,230 Sep 25, 2020
TFX Option Exercise 200 $58.25 $11,650 Aug 25, 2020
TFX Sale 200 $386.35 $77,270 Jul 27, 2020
TFX Award / Grant 200 $356.07 $71,214 Jun 25, 2020
TFX Sale 200 $375.14 $75,028 May 26, 2020
TFX Award / Grant 383 May 5, 2020
TFX Option Exercise 200 $58.25 $11,650 Apr 27, 2020
TFX Sale 200 $254.75 $50,950 Mar 25, 2020
TFX Option Exercise 200 $58.25 $11,650 Feb 25, 2020
TFX Sale 200 $375.71 $75,142 Jan 27, 2020
TFX Option Exercise 200 $61.34 $12,268 Dec 26, 2019
TFX Option Exercise 200 $61.34 $12,268 Nov 25, 2019
TFX Sale 200 $316.01 $63,202 Oct 25, 2019
TFX Sale 200 $342.50 $68,500 Sep 25, 2019
TFX Sale 200 $361.06 $72,212 Aug 26, 2019
TFX Sale 200 $343.28 $68,656 Jul 25, 2019
TFX Option Exercise 200 $61.34 $12,268 Jun 25, 2019
TFX Option Exercise 200 $61.34 $12,268 May 28, 2019
TFX Award / Grant 347 May 7, 2019
TFX Option Exercise 200 $61.34 $12,268 Apr 25, 2019
TFX Option Exercise 200 $61.34 $12,268 Mar 28, 2019
TFX Award / Grant 389 May 16, 2018
TFX Option Exercise 200 $46.12 $9,224 Feb 1, 2018
TFX Option Exercise 200 $46.12 $9,224 Jan 2, 2018
TFX Sale 200 $265.32 $53,064 Dec 1, 2017
TFX Sale 200 $237.18 $47,436 Nov 1, 2017
TFX Sale 200 $241.88 $48,376 Oct 2, 2017
TFX Sale 200 $211.75 $42,350 Sep 1, 2017
TFX Sale 200 $208.41 $41,682 Aug 1, 2017
TFX Sale 200 $208.10 $41,620 Jul 3, 2017
TFX Option Exercise 200 $46.12 $9,224 Jun 1, 2017
TFX Option Exercise 5,000 $56.75 $283,750 May 15, 2017
TFX Award / Grant 440 May 9, 2017
TFX Award / Grant 566 May 3, 2016
TFX Award / Grant 645 May 5, 2015
TFX Award / Grant 128 Mar 16, 2015
TFX Award / Grant 627 May 2, 2014
TFX Award / Grant 785 May 3, 2013