Filing Details

Accession Number:
0000950170-24-101998
Form Type:
4
Zero Holdings:
No
Publication Time:
2024-08-29 18:42:43
Reporting Period:
2024-08-27
Accepted Time:
2024-08-29 18:42:43
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1701108 Spero Therapeutics Inc. SPRO Pharmaceutical Preparations (2834) 000000000
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1798155 Timothy Keutzer C/O Spero Therapeutics, Inc.
675 Massachusetts Avenue, 14Th Floor
Cambridge MA 02139
Chief Operating Officer No No No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Disposition 2024-08-27 2,213 $1.35 531,837 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct
Footnotes
  1. The reported transaction is a sale of common stock effected to cover tax withholding obligations pursuant to a "sell to cover" provision included in each RSU Agreement in connection with the vesting of RSUs that were granted to the Reporting Person on August 26, 2021.