Cambium Networks Corp
CMBMF- Exchange
- OTC
- Industry
- Radio & Tv Broadcasting & Communications Equipment
- SEC CIK
- 0001738177
No open-market purchases or sales by Cambium Networks Corp insiders were filed in the last 90 days; 2 institutions reported holding it in 13F filings for Q2 2026, worth $7.00K in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Cambium Networks Corp as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 28
- −5 vs. Q3 2025
- Shares held
- 1.71M
- −1.25M (−42.3%) vs. Q3 2025
- Total value
- $2.46M
- −$187.5K (−7.1%) vs. Q3 2025
- New holders
- 3
- 7 more added
- Sold out
- 8
- 9 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CMBMF on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 2 | $7.00K |
| Q1 2026 | 4 | $4.03K |
| Q4 2025 | 28 | $2.46M |
| Q3 2025 | 35 | $16.2M |
| Q2 2025 | 38 | $7.27M |
| Q1 2025 | 44 | $14.4M |
| Q4 2024 | 45 | $13.3M |
| Q3 2024 | 48 | $40.3M |
| Q2 2024 | 74 | $66.0M |
| Q1 2024 | 80 | $105.6M |
| Q4 2023 | 80 | $145.7M |
| Q3 2023 | 95 | $174.8M |
| Q2 2023 | 119 | $370.8M |
| Q1 2023 | 112 | $430.2M |
| Q4 2022 | 113 | $535.7M |
| Q3 2022 | 108 | $412.8M |
| Q2 2022 | 102 | $356.1M |
| Q1 2022 | 110 | $560.5M |
| Q4 2021 | 119 | $603.7M |
| Q3 2021 | 134 | $826.6M |
| Q2 2021 | 144 | $1.09B |
| Q1 2021 | 111 | $1.07B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Cambium Networks Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Acadian Asset Management LLC | 26 | $0 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1 | $1 | 0.00% | −1,978−99.9% | Reduced |
| Huntington National Bank | 1 | $1 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 22 | $32 | 0.00% | −1−4.3% | Reduced |
| Bank of America Corp | 451 | $649 | 0.00% | −204−31.1% | Reduced |
| BNP Paribas Arbitrage, SA | 519 | $747 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 537 | $774 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,500 | $2.16K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 2,199 | $3.17K | 0.00% | −365−14.2% | Reduced |
| Blair William & Co | 10,000 | $14.4K | 0.00% | 00.0% | Unchanged |
| Scientech Research LLC | 12,109 | $17.4K | 0.01% | +12,109 | New |
| UBS Group AG | 15,960 | $23.0K | 0.00% | +13,007+440.5% | Added |
| Thompson Davis & Co., Inc. | 20,000 | $28.8K | 0.02% | +20,000 | New |
| Northern Trust Corp | 26,280 | $37.8K | 0.00% | +10,526+66.8% | Added |
| XTX Topco Ltd | 32,810 | $47.2K | 0.00% | +9,056+38.1% | Added |
| Virtu Financial LLC | 38,463 | $55.0K | 0.00% | +38,463 | New |
| Deutsche Bank AG | 38,809 | $55.9K | 0.00% | 00.0% | Unchanged |
| Buckingham Strategic Partners | 53,186 | $76.6K | 0.00% | 00.0% | Unchanged |
| Friday Financial | 53,186 | $76.6K | 0.03% | 00.0% | Unchanged |
| State Street Corp | 60,390 | $87.0K | 0.00% | +20,600+51.8% | Added |
| Two Sigma Investments, LP | 92,461 | $133.1K | 0.00% | −268,627−74.4% | Reduced |
| Gsa Capital Partners LLP | 118,546 | $171.0K | 0.01% | −64,191−35.1% | Reduced |
| RBF Capital, LLC | 121,652 | $175.2K | 0.01% | −85,654−41.3% | Reduced |
| Geode Capital Management, LLC | 129,734 | $186.9K | 0.00% | +2,192+1.7% | Added |
| Jane Street Group, LLC | 130,745 | $188.3K | 0.00% | +80,749+161.5% | Added |
| BlackRock, Inc. | 142,861 | $205.7K | 0.00% | −12,419−8.0% | Reduced |
| Vanguard Group Inc | 218,960 | $315.3K | 0.00% | +53,087+32.0% | Added |
| Renaissance Technologies LLC | 385,749 | $555.5K | 0.00% | −102,243−21.0% | Reduced |
| Paradigm Capital Management Inc | 0 | $0 | 0.00% | −466,900−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −444,200−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −26,989−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −21,307−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −12,253−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −3,500−100.0% | Sold out |
| Morgan Stanley | 0 | $0 | 0.00% | −1,188−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −967−100.0% | Sold out |
| Vector Capital Management, L.P. | – | – | – | – | Not filed |
| AMH Equity Ltd | – | – | – | – | Not filed |