Position history for WESTFIELD CAPITAL MANAGEMENT CO LP's holdings in ROCKET LAB CORP
WESTFIELD CAPITAL MANAGEMENT CO LP holds 3.2M shares of RKLB (ROCKET LAB CORP), worth $203.7M as of 2026-Q1. The position was increased (+22.4% shares). RKLB represents 0.9% of WESTFIELD CAPITAL MANAGEMENT CO LP's portfolio.
Current Value
$203.7M
Current Shares
3.2M
Total Value Change
+$119.1M
Total Shares Change
+807,563
Other major holders of RKLB: VANGUARD GROUP INC, BlackRock, Inc.
Increased |
| 3.2M |
+22.4% |
| $203.7M |
| 0.9% |
| $70.13 |
52 |
| 2025-Q4 | Increased | 2.6M | +6.3% | $180.8M | 0.8% | $70.45 | 46 |
| 2025-Q3 | Increased | 2.4M | +3.1% | $116.8M | 0.5% | $47.01 | 37 |
| 2025-Q2 | New | 2.4M | - | $84.6M | 0.4% | $35.38 | 49 |