WESTFIELD CAPITAL MANAGEMENT CO LP

Position in RGTI — Rigetti Computing, Inc.

CIK 1177719 BOSTON, MA

Position in RGTI

as of Mar 31, 2026 · filed May 11, 2026 Compact

Position Value

$26,610,194

+$5,882,712 QoQ

Shares Held

1,895,313

+102.5% QoQ

Ownership

0.570%

of shares outstanding

% of Portfolio

0.11%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2025

2 quarters on record

Voting authority Sole 90% Shared 0% None 10%

Technology · as of Mar 31, 2026

WESTFIELD CAPITAL MANAGEMENT CO LP holds $272,720,266 across 4 Computer Hardware names. RGTI ranks #4 (9.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	P	Everpure, Inc.	1,874,763	$110,686,007
2	ANET	Arista Networks, Inc.	780,402	$95,817,757
3	IONQ	IonQ, Inc.	1,373,788	$39,606,308
4	RGTI	Rigetti Computing, Inc. This page	1,895,313	$26,610,194

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$26,610,194	1,895,313	+102.5%	Shares	Sole	2026-05-11
2025-12-31	$20,727,482	935,778	—	Shares	Sole	2026-02-11
No filing history on record for this holder in this stock.