Position in CALX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$15,011,223
-$1,401,896 QoQ
Shares Held
402,230
+20.1% QoQ
Ownership
0.639%
of shares outstanding
% of Portfolio
0.31%
of 13F equity value
Holder Rank
#33
of 285 holders
Holding Since
Sep 2022
6 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CALX Over Time
Shares Held
Position Value (USD)
Position in Software - Infrastructure
Technology · as of Jun 30, 2026OBERWEIS ASSET MANAGEMENT INC/ holds $262,543,815 across 8 Software - Infrastructure names. CALX ranks #6 (5.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DOCN |
DigitalOcean Holdings, Inc.
|
930,005 | $146,038,685 | |
| 2 | RELY |
Remitly Global, Inc.
|
1,570,400 | $35,192,664 | |
| 3 | ATEN |
A10 Networks, Inc.
|
552,000 | $20,622,720 | |
| 4 | BOX |
Box Inc
|
743,000 | $19,719,220 | |
| 5 | ZETA |
Zeta Global Holdings Corp.
|
819,770 | $16,133,073 | |
| 6 | CALX |
Calix, Inc
This page
|
402,230 | $15,011,223 | |
| 7 | RDWR |
Radware Ltd
|
286,200 | $8,832,132 | |
| 8 | MSFT |
Microsoft Corp
|
2,665 | $994,098 |
All Filings in CALX
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $15,011,223 | 402,230 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $16,413,119 | 335,030 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $12,946,678 | 244,600 | Shares | Sole | 2026-02-17 | |
| 2023-03-31 | $3,274,349 | 61,100 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $2,593,497 | 37,900 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $1,124,976 | 18,400 | Shares | Sole | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||