Heavy trading · Brazil stocks
BlackRock, Inc. (BLAK34) volume jumps to 11.8 times its average
The price rose 1.3% on the day, to BRL 82.57.
- Close
- BRL 82.57
- On the day
- +1.3%
- Volume
- 11.8× average
- vs 52-week high
- −16.8%
BlackRock, Inc. closing prices
The last 90 closes up to 6 October 2026. The live chart is on the BLAK34 page.
What happened
BlackRock, Inc. (BLAK34) closed at BRL 82.57 on 6 October 2026, up 1.3% from BRL 81.52 the session before.
Over 5 sessions the price is down 2.2%, and over 20 sessions it is down 2.5%.
The close is 16.8% below the highest close of the past year (BRL 99.27 on 14 Oct 2025) and 12.2% above the lowest (BRL 73.62 on 12 Mar 2026).
Trading was heavy: volume was 11.8 times its average of the sessions before.
Across the 22 B3 stocks we track, 13 closed higher and 8 closed lower that day, with a median change of +0.49%. BLAK34's change was +1.3%.
This page reports what the price and volume data show. It does not say why the price moved.
The numbers
| Previous close | BRL 81.52 |
|---|---|
| Close | BRL 82.57 |
| Change on the day | +1.29% |
| Change over 5 sessions | −2.17% |
| Change over 20 sessions | −2.47% |
| Volume | 20,343 |
| Average volume, up to 20 sessions before | 1,722 |
| Volume against that average | 11.8 times |
| Highest close in the past year | BRL 99.27 (14 Oct 2025) |
| Lowest close in the past year | BRL 73.62 (12 Mar 2026) |
The full chart and history are on BlackRock, Inc. (BLAK34). More from this market: B3 news today.