Position history for BlackRock, Inc.'s holdings in SIONNA THERAPEUTICS INC
BlackRock, Inc. holds 1.3M shares of SION (SIONNA THERAPEUTICS INC), worth $53.1M as of 2025-Q4. The position was increased (++52.9% shares). SION represents 0.0% of BlackRock, Inc.'s portfolio.
Current Value
$53.1M
Current Shares
1.3M
Total Value Change
+$51.1M
Total Shares Change
+1.1M
Other major holders of SION: RA CAPITAL MANAGEMENT, L.P., VIKING GLOBAL INVESTORS LP
Increased |
| 1.3M |
+52.9% |
| $53.1M |
| 0.0% |
| $41.39 |
41 |
| 2025-Q3 | Increased | 844,605 | +32.6% | $24.8M | 0.0% | $29.52 | 37 |
| 2025-Q2 | Increased | 637,104 | +221.1% | $11.1M | 0.0% | $15.84 | 45 |
| 2025-Q1 | New | 198,396 | - | $2.1M | 0.0% | $11.56 | 40 |