New high · Sweden stocks
Atlas Copco AB (publ) (ATCO-B) closes at a 52-week high of SEK 185.50
Up 2.7% over 20 sessions. The previous highest close was SEK 184.00 on 5 Aug 2026.
- Close
- SEK 185.50
- On the day
- +2.9%
- Volume
- 1.7× average
- vs 52-week high
- New high
Atlas Copco AB (publ) closing prices
The last 90 closes up to 6 October 2026. The live chart is on the ATCO-B page.
What happened
Atlas Copco AB (publ) (ATCO-B) closed at SEK 185.50 on 6 October 2026, up 2.9% from SEK 180.35 the session before.
Over 5 sessions the price is up 3.5%, and over 20 sessions it is up 2.7%.
That close is above every close of the past year. The previous highest was SEK 184.00 on 5 Aug 2026, and the new close is 0.8% above it.
Trading was heavy: volume was 1.7 times its average of the sessions before.
Across the 5 STOCKHOLM stocks we track, 4 closed higher and 1 closed lower that day, with a median change of +1.81%. ATCO-B's change was +2.9%.
This page reports what the price and volume data show. It does not say why the price moved.
The numbers
| Previous close | SEK 180.35 |
|---|---|
| Close | SEK 185.50 |
| Change on the day | +2.86% |
| Change over 5 sessions | +3.46% |
| Change over 20 sessions | +2.66% |
| Volume | 2.59 Million |
| Average volume, up to 20 sessions before | 1.56 Million |
| Volume against that average | 1.7 times |
| Highest close in the past year | SEK 184.00 (5 Aug 2026) |
| Lowest close in the past year | SEK 135.75 (18 Nov 2025) |
The full chart and history are on Atlas Copco AB (publ) (ATCO-B). More from this market: STOCKHOLM news today.