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BIEDERMAN KENNETH R

Insider transactions at 1 company

This page shows all SEC Form 4 filings attributed to BIEDERMAN KENNETH R. 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.

ARTNB
Company Title Type Shares Price Value Date
ARTNB Other 1,000 $37.07 $37,070 May 6, 2025
ARTNB Other 1,000 $54.88 $54,880 May 9, 2024
ARTNB Other 1,000 $45.58 $45,580 May 3, 2023
ARTNB Sale 3,396 $53.08 $180,260 Nov 17, 2022
ARTNB X 3,354 $21.86 $73,318 Sep 16, 2022
ARTNB Other 1,000 $40.11 $40,110 May 4, 2022
ARTNB Sale 6,750 $47.80 $322,650 Mar 14, 2022
ARTNB Other 1,000 $35.01 $35,010 May 6, 2021
ARTNB Sale 2,391 $38.70 $92,532 Dec 17, 2020
ARTNB X 984 $19.01 $18,706 Dec 11, 2020
ARTNB X 3,375 $19.01 $64,159 Dec 9, 2020
ARTNB X 3,375 $19.06 $64,327 May 28, 2020
ARTNB X 3,375 $19.06 $64,327 May 11, 2020
ARTNB Other 1,000 $36.11 $36,110 May 8, 2020
ARTNB Sale 1,000 $35.99 $35,990 May 17, 2019
ARTNB Other 1,000 $38.51 $38,510 May 2, 2019
ARTNB X 2,073 $18.61 $38,579 Mar 20, 2019
ARTNB Sale 4,677 $39.37 $184,133 Mar 18, 2019
ARTNB Sale 1,000 $37.00 $37,000 Aug 14, 2018
ARTNB Other 1,000 $38.10 $38,100 May 3, 2018
ARTNB X 6,750 $15.26 $103,005 Mar 19, 2018
ARTNB Sale 2,000 $39.05 $78,100 Nov 15, 2017
ARTNB Sale 1,000 $36.00 $36,000 May 10, 2017
ARTNB Other 1,000 $38.30 $38,300 May 4, 2017
ARTNB X 1,750 $18.43 $32,253 Mar 15, 2017
ARTNB Sale 3,000 $31.61 $94,830 Mar 13, 2017
ARTNB Sale 1,000 $32.03 $32,030 Dec 19, 2016
ARTNB X 6,750 $19.56 $132,030 May 9, 2016
ARTNB Award / Grant 1,000 $27.38 $27,380 Dec 18, 2015
ARTNB X 3,375 $21.11 $71,246 Nov 20, 2015
ARTNB Sale 3,375 $25.00 $84,375 Nov 11, 2015
ARTNB Sale 5,625 $22.20 $124,875 Sep 17, 2015
ARTNB Sale 5,625 $22.04 $123,975 Aug 27, 2015
ARTNB X 6,248 $16.13 $100,780 Mar 18, 2014
ARTNB X 6,750 $13.30 $89,775 Mar 18, 2013
ARTNB X 5,000 $12.40 $62,000 Mar 28, 2012
ARTNB Sale 1,750 $19.20 $33,600 Mar 16, 2012
ARTNB X 3,750 $9.76 $36,600 Nov 15, 2010
ARTNB W 4,000 Nov 4, 2010
ARTNB X 2,800 $9.76 $27,328 Sep 20, 2010
ARTNB Sale 150 $18.25 $2,738 Sep 17, 2010
ARTNB X 3,375 $9.28 $31,320 Nov 11, 2009
ARTNB X 3,375 $9.28 $31,320 Aug 28, 2009
ARTNB Sale 2,000 $15.55 $31,100 May 15, 2009
ARTNB X 2,342 $8.50 $19,907 Mar 23, 2009
ARTNB X 908 $8.50 $7,718 Mar 20, 2009
ARTNB Sale 1,500 $13.53 $20,295 Mar 19, 2009
ARTNB X 1,500 $8.50 $12,750 Mar 16, 2009
ARTNB Award / Grant 1,300 $18.60 $24,180 May 23, 2008
ARTNB X 3,750 $7.61 $28,538 Mar 19, 2008