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Rambus Inc (RMBS) stock

RMBSNasdaqSemiconductors & Related DevicesFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 26, 2026Score 11/307% above fair value
$84.65−6.34 (-6.97%)

Close on Oct 30, 2026Market cap $9.18BP/E 38.8Yield –

Price history

Rambus share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$84.65
-6.97% on the day
52-week range
$77.89 – $174.10
-51.4% from the high
Change over 52 weeks
-21.4%
From $107.75 on Oct 30, 2025
Average volume
2.60M
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$84.81$88.07$82.12$84.65-6.97%2,530,517
Oct 29, 2026$88.98$91.86$87.89$90.99-0.04%1,632,522
Oct 28, 2026$89.93$91.16$87.97$91.03+2.38%1,976,779
Oct 27, 2026$93.19$93.87$85.47$88.91-1.56%3,515,902
Oct 26, 2026$86.05$92.64$83.50$90.32+5.45%3,759,215
Oct 23, 2026$85.72$89.22$84.43$85.65-0.09%2,895,281
Oct 22, 2026$88.09$90.50$85.01$85.73-7.62%1,974,351
Oct 21, 2026$94.60$95.00$91.89$92.80+0.41%1,609,773
Oct 20, 2026$90.87$94.84$89.00$92.42-0.26%1,334,359
Oct 19, 2026$91.69$94.24$90.65$92.66+6.20%1,613,659
Oct 16, 2026$90.59$91.30$86.85$87.25-6.05%1,587,357
Oct 15, 2026$88.82$93.39$86.78$92.87+0.83%1,689,314
Oct 14, 2026$95.95$96.76$91.89$92.11-6.17%1,890,880
Oct 13, 2026$97.60$99.00$95.83$98.17-2.84%2,136,717
Oct 12, 2026$105.35$105.35$100.80$101.04-5.98%1,881,916
Oct 9, 2026$110.82$110.82$104.54$107.47-0.92%1,077,465
Oct 8, 2026$108.51$111.55$106.30$108.47-2.70%1,558,249
Oct 7, 2026$110.94$112.27$109.25$111.48-2.29%1,070,898
Oct 6, 2026$111.46$114.97$109.78$114.09+3.44%1,614,627
Oct 5, 2026$111.56$113.08$108.82$110.30-1.49%1,406,649
Oct 2, 2026$110.97$113.28$110.20$111.97+4.36%1,275,015
Oct 1, 2026$106.91$108.62$105.53$107.29+0.50%1,138,120
Sep 30, 2026$103.12$107.64$101.42$106.76+3.53%2,431,573
Sep 29, 2026$104.57$104.87$101.65$103.12+0.98%1,323,971
Sep 28, 2026$104.19$104.57$99.34$102.12-2.89%1,814,204
Sep 25, 2026$106.61$107.31$103.43$105.16+0.58%1,710,224
Sep 24, 2026$101.62$108.62$101.12$104.55+1.04%2,359,352
Sep 23, 2026$105.08$106.56$100.42$103.47-1.68%3,070,382
Sep 22, 2026$96.04$106.74$95.69$105.24+8.54%4,839,638
Sep 21, 2026$90.48$98.57$88.38$96.96+10.68%4,276,909

Seasonality

RMBS return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average6.4%-0.9%0.1%-0.3%10.2%1.8%-0.1%-3.4%4.8%0.8%10.0%-0.9%
Months up7 of 105 of 106 of 104 of 107 of 105 of 104 of 104 of 105 of 106 of 107 of 94 of 9
202623.9%-12.4%-13.7%33.8%26.4%-8.7%-31.4%-4.8%23.2%-20.7%
202516.6%-9.3%-7.4%-5.8%9.6%19.7%15.5%-0.2%41.2%-1.3%-7.1%-3.9%
20240.4%-13.6%4.3%-11.3%0.8%6.3%-12.5%-13.1%-5.6%13.3%20.9%-8.6%
202313.0%9.3%15.9%-13.5%44.2%0.3%-2.4%-9.8%-1.2%-2.6%24.6%0.9%
2022-14.1%6.9%18.1%-21.9%0.8%-14.4%17.6%2.0%-1.4%18.6%27.3%-6.7%
20218.8%10.5%-7.3%-2.4%3.1%21.2%-0.2%0.6%-6.7%4.8%15.6%9.3%
202015.2%-11.9%-20.6%12.9%24.0%-2.2%-2.9%-9.0%1.9%0.7%14.0%11.1%
201917.6%13.9%1.8%9.7%-0.9%6.0%3.5%0.6%4.7%5.5%-5.7%5.6%
2018-11.2%0.6%5.7%0.5%-0.3%-6.8%-1.4%-1.1%-10.7%-20.2%0.1%-12.0%
2017-5.7%-3.2%4.6%-4.7%-5.4%-3.5%12.8%0.6%2.9%10.2%0.6%-3.9%