TETRA TECHNOLOGIES INC — 8-A12B/A Filings

3 8-A12B/A filings on record

This page lists all 8-A12B/A filings submitted to the SEC by TETRA TECHNOLOGIES INC (TTI), sorted by most recent first. Each row links to the full filing on EdgarLookup. TETRA TECHNOLOGIES INC has filed 3 8-A12B/A documents with the SEC since 2014. To view all SEC filings by TETRA TECHNOLOGIES INC, see the full filings list.

Overview All Filings Financials Insiders

All 10-K 10-K/A 10-K405 10-K405/A 10-Q 10-Q/A 11-K 144 144/A 25-NSE 3 3/A 4 4/A 424B2 424B3 424B5 5 8-A12B 8-A12B/A 8-K 8-K/A ARS CERT CORRESP DEF 14A DEFA14A DFAN14A EFFECT FWP NT 10-K PRE 14A S-3 S-3ASR S-4 S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13D SCHEDULE 13G/A SD UPLOAD

Form	Description	Accession Number	Filed	Period
8-A12B/A	8-A12B/A	0001193125-26-072095	Feb 25, 2026	—
8-A12B/A	FORM 8-A/A	0000844965-13-000035	Mar 13, 2013	—
8-A12B/A	FORM 8-A/A	0000844965-08-000048	Nov 6, 2008	—