2 unchanged sentences
Our common stock trades on the NASDAQ Global Market under the symbol “ALT”.
−Removed: As of March 11, 2022, we had 178 record holders of our common stock.
+Added: As of February 24, 2023, we had 178 record holders of our common stock.
The number of record holders is based on the actual number of holders registered on the books of our transfer agent and does not reflect holders of shares in “street name” or persons, partnerships, associations, corporations or other entities identified in security position listings maintained by depository trust companies.
5 unchanged sentences
Recent Sales of Unregistered Securities
−Removed: Not applicable.
−Removed: Use of Proceeds
−Removed: Not applicable.
−Removed: Purchases of Equity Securities
−Removed: Not applicable.
+Added: Purchases of Equity Securities by the Issuer and Affiliated Purchases
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.