EXTR Form DEFA14A: Additional definitive proxy soliciting materials

Extreme Networks, Inc. Form DEFA14A: Additional definitive proxy soliciting materials

Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.

2026-09-18: Form DEFA14A; Description DEFA14A; Document extr-defa14a-2026_notice.htm.
2025-09-26: Form DEFA14A; Description DEFA14A; Document extr-defa14a-2025_notice.htm.
2024-09-27: Form DEFA14A; Description DEFA14A; Document extr-defa14a-2024_notice.htm.
2023-09-26: Form DEFA14A; Description DEFA14A; Document extr-defa14a-2023_notice.htm.

Filed	Form	Description	Document
2026-09-18	DEFA14A	DEFA14A	extr-defa14a-2026_notice.htm
2025-09-26	DEFA14A	DEFA14A	extr-defa14a-2025_notice.htm
2024-09-27	DEFA14A	DEFA14A	extr-defa14a-2024_notice.htm
2023-09-26	DEFA14A	DEFA14A	extr-defa14a-2023_notice.htm
2022-09-28	DEFA14A	DEFA14A	extr-defa14a_20221117.htm
2020-09-22	DEFA14A	DEFA14A	extr-defa14a_20201105.htm
2019-09-23	DEFA14A	DEFA14A	d806692ddefa14a.htm
2018-09-25	DEFA14A	DEFA14A	extr-defa14a_20181108.htm
2017-09-25	DEFA14A	NOTICE & ACCESS	d429510ddefa14a.htm
2016-10-05	DEFA14A	DEFINITIVE ADDITIONAL MATERIALS	d270258ddefa14a.htm
2015-10-05	DEFA14A	DEFINITIVE PROXY SOLICITING MATERIALS	extr-defa141a_111215.htm
2014-10-02	DEFA14A	DEFA14A	d780828ddefa14a.htm
2013-10-15	DEFA14A	DEFINITIVE ADDITIONAL MATERIALS	extrdefa14a101413.htm
2013-10-10	DEFA14A	DEFINITIVE ADDITIONAL MATERIALS	d609291ddefa14a.htm
2012-10-01	DEFA14A	FORM 8-K	d419261d8k.htm
2012-04-25	DEFA14A	DEFINITIVE ADDITIONAL MATERIALS	d339942ddefa14a.htm
2012-03-28	DEFA14A	DEFINITIVE ADDITIONAL MATERIALS	d325749ddefa14a.htm
2010-10-06	DEFA14A	FORM 8-K	d8k.htm
2010-09-29	DEFA14A	FORM 8-K	d8k.htm
2010-09-08	DEFA14A	FORM 8-K	d8k.htm
2010-08-25	DEFA14A	FORM 8-K	d8k.htm
2010-08-09	DEFA14A	FORM 8-K	d8k.htm
2010-08-03	DEFA14A	FORM 8-K	d8k.htm
2010-08-02	DEFA14A	FORM 8-K	d8k.htm
2010-07-30	DEFA14A	FORM 8-K	d8k.htm
2010-07-22	DEFA14A	FORM 8-K	d8k.htm
2009-12-15	DEFA14A	DEFINITIVE ADDITIONAL MATERIALS	ddefa14a.htm

Stock Name	Country	Market Cap	PE Ratio
DIGI INTERNATIONAL INC (DGII)	United States	$2.913B	58.00
A10 Networks, Inc. (ATEN)	United States	$1.887B	63.03
NETGEAR, INC. (NTGR)	United States	$0.601B	-24.03
LANTRONIX INC (LTRX)	United States	$0.310B	-65.64
Tianci International, Inc. (CIIT)		$0.026B
INTRUSION INC (INTZ)	United States	$0.018B	-1.92
Foxx Development Holdings Inc. (FOXX)	United States	$0.017B	-0.68
F5, INC. (FFIV)	United States	$25.289B	32.54
Arista Networks, Inc. (ANET)	United States	$259.390B	52.98
CISCO SYSTEMS, INC. (CSCO)	United States	$421.660B	33.96