CMPC stock falls 1.96 percent as Chile shares weaken

CMPC stock (ISIN CLC300301019) closed at CLP 1,020 on the Santiago Stock Exchange on September 22, 2026, down 1.96 percent from the prior close of CLP 1,040. The session ranged from CLP 1,015 to CLP 1,050, while trading volume reached 3,526,677 shares, according to the Chile market snapshot published by Rio Times on September 22, 2026.

Stock gives back 20 pesos

The one-day decline amounted to CLP 20, or 1.96 percent, compared with the previous close. CMPC also traded 30 pesos above the session low and 30 pesos below the session high, giving the day a 35-peso range between the quoted extremes.

The same market table recorded a year-over-year change of negative 29.10 percent on September 22, 2026. That comparison places the daily move in a broader performance context: the stock's 1.96 percent decline was smaller than the 29.10 percent year-over-year loss shown in the snapshot.

Volume reaches 3.53 million shares

Trading activity was measurable rather than marginal, with 3,526,677 CMPC shares changing hands on September 22, 2026. The closing price of CLP 1,020 stood 5 pesos above the session low of CLP 1,015, while the intraday high reached CLP 1,050.

For investors, the combination of a 1.96 percent daily decline and a 29.10 percent year-over-year loss makes the dated price level the key reference point. The available market snapshot also shows that the stock remained within a relatively narrow 35-peso intraday band on the session.

CMPC stock closes at CLP 1,020

CMPC stock closed at CLP 1,020 on the Santiago Stock Exchange on September 22, 2026, after moving between CLP 1,015 and CLP 1,050. The prior close was CLP 1,040, and the session volume was 3,526,677 shares.

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