The page is the record's research on the issuer — no analyst, no rating, no view. # QUANTUM CORP /DE/ (NASDAQ: QMCO) — research page As of 2026-11-08 · us-cm-kg · record version 1 ## Identity and listing The issuer is QUANTUM CORP /DE/, listed on NASDAQ under ticker QMCO, with ISIN US7479066000 and LEI 5493007210175UIK7S88. Its security type is Corporate, and its segment is not on the record. Its sector is 3572 Computer Storage Devices, and its jurisdiction is United States — Delaware. Its listing status is listed, not halted. ## The disclosure read The record holds 76 filings across 44 filing days in the window from 2025-11-08 to 2026-11-08. The median gap between filing days is 7 days. The latest filing is dated 2026-11-06, a regulatory_filing, 2 days before the record date. The exchange median cadence gap is 6.0 days across 4359 NASDAQ issuers, and the sector median cadence gap is 2.8 days across 6 issuers. The exchange median latency is 5.0 days and the sector median latency is 3.0 days. The exchange median filings count is 52, and the sector median filings count is 146.5. ## Auditor The auditor of record is CohnReznick LLP, located in Melville, New York. The record holds no auditor changes. ## Events and halts The record holds no listing, delisting, name change or segment move lines. The domicile change is not on the record, as EDGAR states no dated change of state of incorporation on a filing line. The segment move is not on the record, as the exchanges' tier transfers are not EDGAR filings. The halt flag shows listed, not halted. ## Orderability The orderability outcome is not determinable, because the chapter's orderability section carries no client_categories and the outcome cannot name its client category. The rule version is acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1, and the chapter is as of 2026-11-04. ## Coverage The issuer's investor-relations page names 3 research houses: Cantor Fitzgerald, Lake Street Capital Markets and Northland Capital Markets. ## Open research No openly published research notes were found on the record. ## Licensed Licensed research: none loaded. A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded. ## As-of depth The record holds sealed years 2021, 2022, 2023, 2024, 2025 and 2026 for this issuer. The market's earliest sealed date is 2021-01-04. The live record began on 2026-09-12. ## Sources 10 source pages are named on this page; every value above carries its own source page and read date in the numbers. - https://www.sec.gov/files/company_tickers_exchange.json (identity.exchange) - https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data (identity.isin) - https://data.sec.gov/submissions/CIK0000709283.json (identity.jurisdiction) - https://mapping.gleif.org/api/v2/isin-lei/latest/download (identity.lei) - https://mcp.us-cm-kg.ai/events/NASDAQ/QMCO (the disclosure lines) - https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts (the halt flag) - https://www.sec.gov/Archives/edgar/data/709283/000162828026045602/qtm-20260331.htm (the auditor) - https://mcp.us-cm-kg.ai/book/aio.json (the orderability chapter) - https://investors.quantum.com/stock-info/analyst-coverage (coverage) - https://mcp.us-cm-kg.ai/record/NASDAQ/QMCO (the record) --- Allooloo Technologies Corp. · https://getresearch.ai/us/NASDAQ/QMCO · public-record only · the same page signed and receipted: get_research at https://mcp.getresearch.ai/mcp