Cambium Networks
CMBM
CMBM was delisted on the 26th of March, 2026.
35 hedge funds and large institutions have $16.2M invested in Cambium Networks in 2025 Q3 according to their latest regulatory filings, with 2 funds opening new positions, 10 increasing their positions, 9 reducing their positions, and 5 closing their positions.
122% more capital invested
Capital invested by funds: $7.27M → $16.2M (+$8.9M)
11% more repeat investments, than reductions
Existing positions increased: 10 | Existing positions reduced: 9
0.45% more ownership
Funds ownership: 63.58% → 64.04% (+0.45%)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
8% less funds holding
Funds holding: 38 → 35 (-3)
60% less first-time investments, than exits
New positions opened: 2 | Existing positions closed: 5
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Renaissance Technologies
New York
|
+$154K |
| 2 |
Two Sigma Advisers
New York
|
+$108K |
| 3 |
Jane Street
New York
|
+$28.9K |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$20.7K |
| 5 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$18.2K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HF
HRT Financial
New York
|
-$51K |
| 2 |
TSS
Two Sigma Securities
New York
|
-$43.9K |
| 3 |
LCM
Landscape Capital Management
Englewood,
New Jersey
|
-$31K |
| 4 |
Two Sigma Investments
New York
|
-$16.5K |
| 5 |
BlackRock
New York
|
-$12.5K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
26
Citigroup
New York
| $1.77K | +$1.42K | +1,855 | +1,496% |
|
27
Osaic Holdings
Scottsdale,
Arizona
| $1.13K | – | – | – |
|
28
Morgan Stanley
New York
| $1.06K | -$2 | -3 | -0.3% |
|
29
Bank of America
Charlotte,
North Carolina
| $585 | -$5 | -6 | -0.9% |
|
30
JP Morgan Chase
New York
| $480 | -$10.8K | -14,117 | -96% |
|
31
BNP Paribas Financial Markets
Paris,
France
| $464 | – | – | – |
|
|
SS
32
SBI Securities
Tokyo,
Japan
| $21 | +$1 | +1 | +5% |
|
|
HNB
33
Huntington National Bank
Columbus,
Ohio
| $1 | – | – | – |
|
|
HF
34
HRT Financial
New York
| – | -$51K | -125,938 | Closed |
|
|
LCM
35
Landscape Capital Management
Englewood,
New Jersey
| – | -$31K | -76,502 | Closed |
|
36
Goldman Sachs
New York
| – | -$5.92K | -14,620 | Closed |
|
37
Jones Financial Companies
Des Peres,
Missouri
| – | -$1.14K | -3,000 | Closed |
|
38
Simplex Trading
Chicago,
Illinois
| – | -$545 | -712 | -42% |
|
39
Raymond James Financial
St Petersburg,
Florida
| – | -$36 | -90 | Closed |
|
CMBM Hedge Fund Activity: Q3 2025 in Review
35 of the 7,628 institutional investors tracked by Wall St. Rank reported a position in Cambium Networks (CMBM) for Q3 2025, worth a combined $16.2M — up 122% from $7.27M a quarter earlier.
Sellers outnumbered buyers: 5 funds closed out of CMBM and 2 opened new positions — a net loss of 3 holders — while 9 trimmed existing stakes and 10 added.
The largest buyer was Renaissance Technologies, adding an estimated $154K. The largest seller was HRT Financial, exiting entirely with an estimated $51K sold.
- 35 institutional investors held Cambium Networks (CMBM) as of Q3 2025, down from 38 in Q2 2025.
- Funds reported $16.2M of Cambium Networks stock for Q3 2025, up 122% quarter-over-quarter.
- 2 funds opened new Cambium Networks positions in Q3 2025 and 5 closed out, a net change of -3 holders.
- The largest Cambium Networks buyer in Q3 2025 was Renaissance Technologies, an estimated $154K added.
- The largest Cambium Networks seller in Q3 2025 was HRT Financial, an estimated $51K sold.
Based on aggregated 13F filings for Q3 2025.