Market closed · After hours · 4:15 PM ET
Last update: Aug 24, 2026, 3:33 PM ET
Rambus Inc.
9.0% on Jul 28, 2026

Why Rambus Inc. (RMBS) Stock Fell 9.0% on Jul 28, 2026

Researched by BestStocks Market Desk · Published Jul 28, 2026
Prior close
$96.42
Jul 28, 2026 close
$87.75
Change
−$8.67
-8.99%
Rel. volume
1.8×
5.6M shares

What happened

Risk-9.0%high confidence

Rambus filed an 8-K material event report today alongside its earnings report, triggering a 7.17% intraday decline from $96.42 to $89.51. The nature of the material event has not yet been disclosed in the evidence provided, but the simultaneous filing with earnings suggests a significant corporate development or guidance revision.

Source: fmp_intraday
What to watch next

SEC filing details (8-K/rmbs-20260727.htm) and earnings call transcript for specifics on the material event and any updated guidance.

Other developments that session

Filingshigh confidence

Rambus Inc. (RMBS) filed its 10-Q on July 28, 2026, covering results for the fiscal quarter ended June 28, 2026.

Source: filing_snapshots

Frequently asked questions

Why did Rambus Inc. (RMBS) stock fall on Jul 28, 2026?

Rambus filed an 8-K material event report today alongside its earnings report, triggering a 7.17% intraday decline from $96.42 to $89.51. The nature of the material event has not yet been disclosed in the evidence provided, but the simultaneous filing with earnings suggests a significant corporate development or guidance revision.

How much did RMBS stock fall on Jul 28, 2026?

RMBS fell 9.0% during the Jul 28, 2026 trading session.

This is an archived analysis of RMBS's Jul 28, 2026 session.
See RMBS's latest changes →
Educational research tool — not personalized investment advice. Figures reflect the Jul 28, 2026 session as first analyzed.