CIK 0001701108 · Non-accelerated filer<br>Smaller reporting company
Spero Therapeutics, Inc.
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- SPRO
- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- Phone
- 857-242-1600
- Business address
- 675 MASSACHUSETTS AVENUE, 14TH FLOOR, CAMBRIDGE, MA, 02139
- Former names
- Spero Therapeutics, LLC
- CORRESP Other Correspondence Between Filers and SEC Staff
- S-3 Offering Registration Statement
- 8-K Event Material agreement · Unregistered share sale · Shareholder rights changed · Bylaws or fiscal year change
- 8-K Event Regulation FD disclosure · Other events
- 8-K Event Results of operations
- 10-Q Report Quarterly Report
- 8-K Event Regulation FD disclosure
- 4 Insider Changes in Ownership
- 3 Insider Initial Statement of Ownership
- SC 13D/A Stake Beneficial Ownership Report
- 8-K Event Executive or director change
- 8-K Event Results of operations
- 10-Q Report Quarterly Report
- 4 Open-market buy 10% owner bought 80,000 shares at $12.50 ($1,000,000)
- SC 13D/A Stake Beneficial Ownership Report
- 8-K Event Bylaws or fiscal year change
- 8-K Event Other events
- 424B4 Offering Prospectus
- EFFECT Other Notice of Effectiveness
- S-1/A Offering Registration Statement
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