D. E. Shaw & Co., Inc.
- SEC CIK
- 0001009207
- Latest filing
- Aug 14, 2026
APTO holding history
Aptose Biosciences Inc. in every 13F filed by D. E. Shaw & Co., Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
APTO overviewAll 13F holders of APTOFull Q2 2026 holdings
- Shares (Q3 2022)
- 0
- Sold out in Q3 2022
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 3
- Since Q4 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q3 2022 | 0 | $0 | 0.0% | −78,252−100.0% | Sold out | Holders |
| Q2 2022 | 78,252 | $58.0K | <0.1% | −274,342−77.8% | Reduced | Holders |
| Q1 2022 | 352,594 | $480.0K | <0.1% | +88,305+33.4% | Added | Holders |
| Q4 2021 | 264,289 | $357.0K | <0.1% | +264,289 | New | Holders |