Back to WESTFIELD CAPITAL MANAGEMENT CO LP

RKLB
4 quarters

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

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Increased
3.2M
+22.4%
$203.7M0.9%$70.13
52
2025-Q4
Increased
2.6M
+6.3%
$180.8M0.8%$70.45
46
2025-Q3
Increased
2.4M
+3.1%
$116.8M0.5%$47.01
37
2025-Q2
New
2.4M
-
$84.6M0.4%$35.38
49

Other major holders of RKLB: VANGUARD GROUP INC, BlackRock, Inc., VANGUARD PORTFOLIO MANAGEMENT LLC

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