Security key
G17766109
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 22,931,816
- Total 13F value
- $1,071,378,857
- Share change
- +960,313
- SEC-reported price per share
- $46.72
- Number of holders
- 105
- Value change
- +$55,658,861
- Number of buys
- 68
- Number of sells
- 42
- Shares outstanding
- 27,984,468
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2021
Institutions
105
Top holders
10
CMBMF full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2021
Previous quarter: Q4 2020
Cambium Networks Corp SEC filings
Cambium Networks Corp company facts
Broader feeds
Reporting periods
Holder history for CUSIP G17766109
Recent filing periods:
Ownership snapshot
Top reported holders of CMBMF - Cambium Networks Corp - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Vector Capital Management...
Disclosed value leader
Vector Capital Management...
Comparable rows
15/15
Latest evidence
31 Dec 2020
13F
Lead comparable stake: 59%
Showing 1-6 of 15 holder rows.
Quick read
Vector Capital Management, L.P. leads the comparable SEC ownership view at 59%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Vector Capital Management, L.P.'s linked filing trail.
Comparable ownership
Top 5
Vector Capital Management, L.P.
59%
DRIEHAUS CAPITAL MANAGEMENT LLC
2.7%
KORNITZER CAPITAL MANAGEMENT INC /KS
1.6%
BlackRock Finance, Inc.
1.4%
VANGUARD GROUP INC
1.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Vector Capital Management, L.P. |
13F
Company
|
59%
|
$414,065,000
16,509,754 shares
|
— | 31 Dec 2020 |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
Company
|
2.7%
|
$18,906,000
753,832 shares
|
— | 31 Dec 2020 |
| KORNITZER CAPITAL MANAGEMENT INC /KS |
13F
Company
|
1.6%
|
$11,467,000
457,225 shares
|
— | 31 Dec 2020 |
| BlackRock Finance, Inc. |
13F
Company
|
1.4%
|
$9,946,000
396,540 shares
|
— | 31 Dec 2020 |
| VANGUARD GROUP INC |
13F
Company
|
1.3%
|
$8,811,000
351,333 shares
|
— | 31 Dec 2020 |
| NEEDHAM INVESTMENT MANAGEMENT LLC |
13F
Company
|
0.99%
|
$6,971,000
277,916 shares
|
— | 31 Dec 2020 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
105
Shares
22,931,816
Rows available
105
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2021 vs Q4 2020 Across Filers
Q4 2020 holders
89
Q1 2021 holders
105
Holder diff
16
| Investor | Q4 2020 Shares | Q1 2021 Shares | Share Diff | Share Chg % | Q4 2020 value | Q1 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend