Position in ZS
as of Mar 31, 2026
· filed May 11, 2026
Position Value
$60,032,756
-$3,126,354 QoQ
Shares Held
427,919
+52.4% QoQ
Ownership
0.265%
of shares outstanding
% of Portfolio
0.25%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2022
12 quarters on record
Voting authority
Sole 85%
Shared 0%
None 15%
Common Shares in ZS Over Time
Shares Held
Position Value (USD)
Position in Software - Infrastructure
Technology · as of Jun 30, 2026WESTFIELD CAPITAL MANAGEMENT CO LP holds $1,560,354,849 across 12 Software - Infrastructure names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MSFT |
Microsoft Corp
|
1,414,294 | $527,559,947 | |
| 2 | PANW |
Palo Alto Networks Inc
|
658,331 | $224,504,037 | |
| 3 | NET |
Cloudflare, Inc.
|
835,502 | $204,931,930 | |
| 4 | IOT |
Samsara Inc.
|
5,836,459 | $189,276,365 | |
| 5 | SNPS |
Synopsys Inc
|
226,856 | $101,193,655 | |
| 6 | RBRK |
Rubrik, Inc.
|
937,308 | $75,247,086 | |
| 7 | CORZ |
Core Scientific, Inc./tx
|
2,409,894 | $61,669,187 | |
| 8 | MDB |
MongoDB, Inc.
|
149,255 | $50,134,754 |
All Filings in ZS
Export CSV
12 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $60,032,756 | 427,919 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $63,159,110 | 280,807 | Shares | Sole | 2026-02-11 | |
| 2024-09-30 | $68,293,265 | 399,516 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $57,407,537 | 298,702 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $70,942,354 | 368,283 | Shares | Sole | 2024-05-10 | |
| 2023-12-31 | $91,296,678 | 412,063 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $53,847,053 | 346,083 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $52,010,088 | 355,503 | Shares | Sole | 2023-08-11 | |
| 2022-12-31 | $30,311,024 | 270,876 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $64,325,377 | 391,345 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $42,634,570 | 285,162 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $57,913,232 | 240,025 | Shares | Sole | 2022-05-16 | |
| No filing history on record for this holder in this stock. | ||||||