Armstrong World Industries, Inc. historical data

Date	Open	High	Low	Close	Adj. close	Volume
2026-10-19	848.00	848.00	845.95	845.95	845.95	100
2026-10-15	811.50	811.50	811.50	811.50	811.50	0
2026-10-14	811.50	811.50	811.50	811.50	811.50	0
2026-10-13	811.50	811.50	811.50	811.50	811.50	0
2026-10-12	811.50	811.50	811.50	811.50	811.50	0
2026-10-09	811.50	811.50	811.50	811.50	811.50	0
2026-10-08	811.50	811.50	811.50	811.50	811.50	0
2026-10-07	811.50	811.50	811.50	811.50	811.50	100
2026-10-06	860.50	860.50	860.50	860.50	860.50	0
2026-10-05	860.50	860.50	860.50	860.50	860.50	0
2026-10-02	860.50	860.50	860.50	860.50	860.50	100
2026-10-01	881.16	881.16	881.16	881.16	881.16	0
2026-09-30	881.16	881.16	881.16	881.16	881.16	0
2026-09-29	881.16	881.16	881.16	881.16	881.16	0
2026-09-28	881.16	881.16	881.16	881.16	881.16	4
2026-09-27	958.50	958.50	958.50	958.50	958.50	0
2026-09-25	958.50	958.50	958.50	958.50	958.50	0
2026-09-24	958.50	958.50	958.50	958.50	958.50	0
2026-09-23	958.50	958.50	958.50	958.50	958.50	0
2026-09-22	958.50	958.50	958.50	958.50	958.50	0
2026-09-21	958.50	958.50	958.50	958.50	958.50	0
2026-09-20	958.50	958.50	958.50	958.50	958.50	0

Page 1 of 1 · 22 trading days

Stock splits

No stock splits on record.

Open, high, low and close are as traded (BRL). Adjusted close accounts for splits and dividends. Educational only, not financial advice.