Altair Corp. (ATCD) Stock Splits

Forward and reverse split history, cumulative multiple, latest ratio, and share calculator on this tab.

FMP · ATCD · as of Jun 5, 2026

Key split metrics

Total Splits2Since IPO (Nov 13, 2012)

Most Recent SplitJul 9, 1985Reverse · 1-for-200

Cumulative Multiple×0.00521 share (2012) → 0.0052 shares today

Latest Split Event

Reverse Split

Jul 9, 1985

BEFORE SPLIT—Closing price · —

1-for-200

AFTER SPLIT—Opening price · —

Every 200 shares were consolidated into 1 share.·Total market cap unchanged.·Source: FMP · Historical EOD

Stock Split History

ATCD · 2 records

Date↓	Ratio	Type	Multiple↕	Cumulative↕
Jul 9, 1985	1-for-200	Reverse	×0.005	×0.005
Dec 13, 1976	103-for-100	Forward	×1.03	×1.03

2 splits since IPO · Nov 13, 2012Data: Financial Modeling Prep · Updated daily

Stock Split Calculator

If you bought 100 shares purchased of ATCD on Jan 1, 2020 — — how many shares would you hold today after all splits?

Purchase Date

Shares Purchased

ORIGINAL SHARES100

→

SHARES TODAY100

Splits Applied0

Total Multiplier×1.00

Split Period—

Splits applied:No splits occurred after this date

Based on purchase date Jan 1, 2020Share count only · excludes price / dividendsSource: FMP

This calculator shows how stock splits affected share count only. It does not reflect current market value, dividend payments, or transaction costs. Past splits do not guarantee future performance.

About reverse stock split history

Altair Corp. (ATCD) has undergone 2 reverse stock splits. The most recent was a 1-for-200 reverse split on Jul 9, 1985. Reverse splits consolidate shares to increase the per-share price.

Price history Shares outstanding Financials Earnings Market cap Forecast

Frequently asked questions

Altair Corp. (ATCD) has undergone 2 reverse stock splits. Reverse splits consolidate shares, reducing share count while increasing the per-share price.

ATCD reverse stock split historyhow many reverse splits for ATCDATCD stock split countcumulative split multiple

Data: Financial Modeling Prep · Updated daily · For informational purposes only, not investment advice.