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Nasdaq in 1985

The Nasdaq Composite rose 31.5% in 1985, from 247.10 at the end of 1984 to 324.90. Its highest close was 325.20 on Dec 16, and its lowest 245.90 on Jan 2. The biggest one-day fall was −1.5% on Sep 17 and the biggest rise +1.5% on May 10. Adjusted for inflation, it gained 26.7%.

Change in 1985
+31.5%
247.10 → 324.90
High
325.20
Dec 16
Low
245.90
Jan 2
After inflation
+26.7%
US CPI
Up days
149 of 252
longest run 18 up, 8 down
Below record
-1.2%
at the end of 1985

Nasdaq, daily closes 1985

Numbers mark the events below
253286318previous recordJanFebMarAprMayJunJulAugSepOctNovDec1May 10: Biggest one-day rise of the year: +1.5%.2Sep 17: Biggest one-day fall of the year: −1.5%.3Sep 22: G5 finance ministers sign the Plaza Accord to weaken the US dollar.4Sep 27: NYSE closes for Hurricane Gloria.

Key Events in 1985

What happened, and how the Nasdaq moved — on the day (or the next trading day) and about a month later.

  1. 1
    Friday, May 10 From the data
    Biggest one-day rise of the year: +1.5%.
  2. 2
    Tuesday, September 17 From the data
    Biggest one-day fall of the year: −1.5%.
  3. 3
    Sunday, September 22
    G5 finance ministers sign the Plaza Accord to weaken the US dollar. Source
    Nasdaq: +0.6% next trading day (Sep 23) · +1.4% a month later
  4. 4
    Friday, September 27
    NYSE closes for Hurricane Gloria. Source
    Nasdaq: 0.0% next trading day (Sep 30) · +3.2% a month later

Biggest days of 1985

Best daysWorst days
May 10+1.5%Sep 17−1.5%
Jan 10+1.4%Jul 29−1.2%
Jan 14+1.3%Mar 13−1.1%
Jan 21+1.3%Sep 11−1.1%
Dec 4+1.1%Jun 13−1.0%

Volatility: 7.9% (annualised standard deviation of daily changes).

Month by month

MonthCloseChangeHighLow
Jan278.70+12.8%278.70245.90
Feb284.20+2.0%288.40278.40
Mar279.20−1.8%287.20276.20
Apr280.60+0.5%284.10276.50
May290.80+3.6%294.50279.00
Jun296.20+1.9%296.20286.90
Jul301.30+1.7%307.80296.50
Aug297.70−1.2%304.50295.60
Sep280.30−5.8%296.60280.20
Oct292.50+4.4%292.50277.00
Nov314.00+7.4%314.00294.10
Dec324.90+3.5%325.20313.00

Other Markets in 1985

Change over the calendar year.

MarketChangeYear-end
Nasdaq+31.5%324.90
Dow Jones Industrial Average in 1985+27.7%1,546.67
S&P 500 in 1985+26.3%211.28
Nikkei 225 in 1985+13.3%13,083.00
Gold in 1985+6.0%$326.80
Silver in 1985−7.8%$5.80
US 10-year Treasury yield in 1985−2.55 pp9.00%
1980198119821983198419851986198719881989

Nasdaq in 1985: FAQ

How much did the Nasdaq Composite rise in 1985?

The Nasdaq Composite rose 31.5% in 1985, from 247.10 at the end of 1984 to 324.90. Its highest close was 325.20 on Dec 16, and its lowest 245.90 on Jan 2. The biggest one-day fall was −1.5% on Sep 17 and the biggest rise +1.5% on May 10. Adjusted for inflation, it gained 26.7%.

What were the highest and lowest closes of the Nasdaq Composite in 1985?

Highest: 325.20 on December 16, 1985. Lowest: 245.90 on January 2, 1985. It closed higher on 149 of 252 trading days.

What happened to the Nasdaq Composite on September 22, 1985?

G5 finance ministers sign the Plaza Accord to weaken the US dollar. The Nasdaq Composite rose 0.6% on the next trading day (September 23, 1985), and was +1.4% a month later.

Data: Daily closes since the index began at 100 on 5 Feb 1971. Price index: dividends are not included. Inflation: US CPI-U. Events marked "From the data" are found automatically from the closing prices; the others are researched, with the source linked. Not investment advice.