Spero Therapeutics, Inc.
SPRO- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001701108
No open-market purchases or sales by Spero Therapeutics, Inc. insiders were filed in the last 90 days; 59 institutions reported holding it in 13F filings for Q2 2026, worth $47.5M in total; no superinvestor holds it.
Q3 2022 vs. Q2 2022
How the institutions holding Spero Therapeutics, Inc. changed between Q2 2022 and Q3 2022.
All holders in Q3 2022All holders in Q2 2022
| Measure | Q2 2022 | Q3 2022 | Change |
|---|---|---|---|
| Holders | 79 | 69 | −10 |
| Shares | 21.0M | 19.9M | −1.11M (−5.3%) |
| Value | $15.5M | $39.7M | +$24.2M (+155.8%) |
New holders (14)
Institutions that held Spero Therapeutics, Inc. at the end of Q3 2022 but not at the end of Q2 2022.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| AWM Investment Company, Inc. | 2,300,400 | $4.60M | 0.70% |
| Anson Funds Management LP | 1,473,872 | $2.95M | 0.57% |
| Murchinson Ltd. | 762,700 | $1.52M | 0.44% |
| Bank of Montreal | 202,300 | $415.0K | 0.00% |
| DAFNA Capital Management LLC | 125,000 | $250.0K | 0.07% |
| Squarepoint Ops LLC | 16,423 | $33.0K | 0.00% |
| Jane Street Group, LLC | 15,496 | $31.0K | 0.00% |
| Weitzel Financial Services, Inc. | 14,200 | $28.4K | 0.02% |
| Man Group plc | 11,184 | $22.0K | 0.00% |
| Quantbot Technologies LP | 2,900 | $5.00K | 0.00% |
| Atlas Capital Advisors LLC | 727 | $1.45K | 0.00% |
| Crewe Advisors LLC | 258 | $1.00K | 0.00% |
| China Universal Asset Management Co., Ltd. | 329 | $1.00K | 0.00% |
| Royal Bank of Canada | 43 | $0 | 0.00% |
Sold out (24)
Institutions that held Spero Therapeutics, Inc. at the end of Q2 2022 and filed for Q3 2022 without it.
| Institution | Shares, Q2 2022 | Value, Q2 2022 |
|---|---|---|
| D. E. Shaw & Co., Inc. | 649,334 | $481.0K |
| Two Sigma Investments, LP | 437,280 | $324.0K |
| Two Sigma Advisers, LP | 176,157 | $131.0K |
| Assenagon Asset Management S.A. | 131,020 | $97.0K |
| Citadel Advisors LLC | 108,351 | $80.0K |
| Ergoteles LLC | 102,408 | $76.0K |
| Knoll Capital Management, LLC | 70,000 | $52.0K |
| Kingsbury Capital Investment Advisors LLC | 60,844 | $45.0K |
| Diametric Capital, LP | 20,700 | $15.0K |
| Bank of New York Mellon Corp | 14,966 | $11.0K |
| Boothbay Fund Management, LLC | 12,853 | $10.0K |
| D.A. Davidson & Co. | 10,800 | $8.00K |
| Gsa Capital Partners LLP | 10,450 | $8.00K |
| Prelude Capital Management, LLC | 10,726 | $8.00K |
| Dynamic Technology Lab Private Ltd | 10,664 | $8.00K |
| FMR LLC | 4,120 | $3.00K |
| Legal & General Group Plc | 1,934 | $1.00K |
| Banque Cantonale Vaudoise | 2,000 | $1.00K |
| Barclays PLC | 204 | $0 |
| New York State Common Retirement Fund | 223 | $0 |
| Credit Suisse AG | 13 | $0 |
| Captrust Financial Advisors | 473 | $0 |
| CoreCap Advisors, LLC | 142 | $0 |
| Steward Financial Group LLC | 354 | $0 |