CLFD r&d expenses history

Quarterly · USD. Dates are reporting period ends; fiscal years can differ from calendar years.

Clearfield Inc R&D Expenses — Quarterly (USD)
Period ending	R&D Expenses (USD)
Jun 30, 2026	0
Mar 31, 2026	0
Dec 31, 2025	0
Sep 30, 2025	0
Jun 30, 2025	0
Mar 31, 2025	0
Dec 31, 2024	0
Sep 30, 2024	0
Jun 30, 2024	0
Mar 31, 2024	0
Dec 31, 2023	0
Sep 30, 2023	0
Jun 30, 2023	0
Mar 31, 2023	0
Dec 31, 2022	0
Sep 30, 2022	895,000
Jun 30, 2022	0
Mar 31, 2022	0
Dec 31, 2021	0
Sep 30, 2021	1,243,000
Jun 30, 2021	0
Mar 31, 2021	0
Dec 31, 2020	0
Sep 30, 2020	1,269,542
Jun 30, 2020	0
Mar 31, 2020	0
Dec 31, 2019	0
Sep 30, 2019	1,089,637
Jun 30, 2019	0
Mar 31, 2019	0
Dec 31, 2018	0
Sep 30, 2018	787,364
Jun 30, 2018	0
Mar 31, 2018	0
Dec 31, 2017	0
Sep 30, 2017	865,568
Jun 30, 2017	0
Mar 31, 2017	0
Dec 31, 2016	0
Sep 30, 2016	838,122
Jun 30, 2016	0
Mar 31, 2016	0
Dec 31, 2015	0
Sep 30, 2015	750,107
Jun 30, 2015	0
Mar 31, 2015	0
Dec 31, 2014	0
Sep 30, 2014	0
Jun 30, 2014	0
Mar 31, 2014	0
Dec 31, 2013	0
Sep 30, 2013	0
Jun 30, 2013	0
Mar 31, 2013	0
Dec 31, 2012	0
Sep 30, 2012	0
Jun 30, 2012	0
Mar 31, 2012	0
Dec 31, 2011	0
Sep 30, 2011	0
Jun 30, 2011	0
Mar 31, 2011	0
Dec 31, 2010	0
Sep 30, 2010	0
Jun 30, 2010	0
Mar 31, 2010	0
Dec 31, 2009	0
Sep 30, 2009	0
Jun 30, 2009	0
Mar 31, 2009	0
Dec 31, 2008	0
Sep 30, 2008	0
Jun 30, 2008	0
Mar 31, 2008	0
Dec 31, 2007	0
Sep 30, 2007	-184,536
Jun 30, 2007	0
Mar 31, 2007	78,912
Dec 31, 2006	105,624
Sep 30, 2006	135,205
Jun 30, 2006	153,787
Mar 31, 2006	428,681
Dec 31, 2005	313,127
Sep 30, 2005	346,707
Jun 30, 2005	323,598
Mar 31, 2005	378,018
Dec 31, 2004	314,151
Sep 30, 2004	220,595
Jun 30, 2004	191,208
Mar 31, 2004	293,435
Dec 31, 2003	248,128
Sep 30, 2003	210,861
Jun 30, 2003	144,189
Mar 31, 2003	162,194
Dec 31, 2002	360,178
Sep 30, 2002	336,680
Jun 30, 2002	355,712
Mar 31, 2002	352,935
Dec 31, 2001	342,224
Sep 30, 2001	236,299