D. E. Shaw & Co., Inc.
- SEC CIK
- 0001009207
- Latest filing
- Aug 14, 2026
IMSR holding history
Terrestrial Energy 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.
IMSR overviewAll 13F holders of IMSRFull Q2 2026 holdings
- Shares (Q2 2026)
- 667,968
- Value
- $4.73M
- % of portfolio
- <0.1%
- Quarters held
- 7
- Since Q4 2024
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 667,968 | $4.73M | <0.1% | −546,809−45.0% | Reduced | Holders |
| Q1 2026 | 1,214,777 | $7.29M | <0.1% | +135,231+12.5% | Added | Holders |
| Q4 2025 | 1,079,546 | $6.60M | <0.1% | −12,949−1.2% | Reduced | Holders |
| Q3 2025 | 1,092,495 | $17.9M | <0.1% | +122,495+12.6% | Added | Holders |
| Q2 2025 | 970,000 | $10.8M | <0.1% | 00.0% | Unchanged | Holders |
| Q1 2025 | 970,000 | $10.3M | <0.1% | +50,000+5.4% | Added | Holders |
| Q4 2024 | 920,000 | $9.22M | <0.1% | +920,000 | New | Holders |