SPERO THERAPEUTICS INC's ticker is SPRO and the CUSIP is 84833T103. A total of 54 filers reported holding SPERO THERAPEUTICS INC in Q3 2018. The put-call ratio across all filers is - and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2018 | $2,000 | – | 116 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Atlas Venture Associates IX, LLC | 1,376,968 | $1,996,604 | 9.37% |
| Anson Funds Management LP | 6,689,724 | $9,700,100 | 0.80% |
| OUP Management Co., LLC | 249,070 | $361,152 | 0.72% |
| AWM Investment Company, Inc. | 1,300,400 | $1,885,580 | 0.26% |
| Atlas Venture Life Science Advisors, LLC | 1,031,160 | $1,495,182 | 0.20% |
| Murchinson Ltd. | 805,621 | $1,105,915 | 0.16% |
| Alphabet Inc. | 889,979 | $1,290,470 | 0.07% |
| DAFNA Capital Management LLC | 125,000 | $181,250 | 0.05% |
| Novo Holdings A/S | 468,902 | $679,908 | 0.04% |
| XTX Topco Ltd | 119,861 | $173,798 | 0.04% |