Position in IONQ
as of Mar 31, 2026
· filed May 11, 2026
Position Value
$39,606,308
-$10,408,710 QoQ
Shares Held
1,373,788
+23.2% QoQ
Ownership
0.361%
of shares outstanding
% of Portfolio
0.17%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2025
4 quarters on record
Voting authority
Sole 95%
Shared 0%
None 5%
Common Shares in IONQ Over Time
Shares Held
Position Value (USD)
Position in Computer Hardware
Technology · as of Jun 30, 2026WESTFIELD CAPITAL MANAGEMENT CO LP holds $580,391,730 across 6 Computer Hardware names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ANET |
Arista Networks, Inc.
|
1,317,096 | $223,748,268 | |
| 2 | P |
Everpure, Inc.
|
1,611,958 | $127,006,170 | |
| 3 | SNDK |
Sandisk Corp
|
49,024 | $111,467,339 | |
| 4 | STX |
Seagate Technology Holdings plc
|
50,734 | $48,958,310 | |
| 5 | RGTI |
Rigetti Computing, Inc.
|
1,951,807 | $37,708,911 | |
| 6 | QBTS |
D-Wave Quantum Inc.
|
1,313,161 | $31,502,732 |
All Filings in IONQ
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $39,606,308 | 1,373,788 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $50,015,018 | 1,114,665 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $22,611,520 | 367,667 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $28,859,812 | 671,627 | Shares | Sole | 2025-08-12 | |
| No filing history on record for this holder in this stock. | ||||||