CMBM Insider Trading
Cambium Networks Corp | Radio & Tv Broadcasting & Communications Equipment
Comprehensive Trading Performance Summary
The investment history of corporate insiders at Cambium Networks Corp provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Radio & Tv Broadcasting & Communications Equipment sector.
Transactions on Chart
Open Full Chart| Filing Date | Trade Date | Reporting Person | Relationship | Type | Price | Qty | Total, $ | Owned After | Change, % |
|---|---|---|---|---|---|---|---|---|---|
| 2024-12-05 00:03 | 2024-12-02 | Cada-Bartoli Melissa Elizabeth | Officer - See Remarks | SELL | $1.23 | 50 | $62 | 4,880 | -1.0% |
| 2023-12-09 00:58 | 2023-12-06 | Verma Vikram | Director | BUY | $4.59 | 1,500 | $6,888 | 4,000 | +60.0% |
| 2023-12-07 01:01 | 2023-12-04 | Verma Vikram | Director | BUY | $4.67 | 2,500 | $11,668 | 2,500 | +100.0% |
| 2023-11-21 00:26 | 2023-11-16 | Lynch Kevin J | Director | BUY | $4.03 | 15,569 | $62,701 | 20,069 | +346.0% |
| 2023-11-18 00:31 | 2023-11-15 | Nirwan Archana | Officer - Chief Human Resources Officer | BUY | $4.13 | 4,874 | $20,130 | 34,874 | +16.2% |
| 2023-08-24 18:59 | 2023-08-23 | Kurk Neal M | Other | BUY | $8.82 | 11,250 | $99,180 | 11,250 | +100.0% |
| 2023-06-09 23:30 | 2023-06-07 | Rau Sally | Officer - General Counsel | OPT+S | $17.29 | 5,625 | $97,256 | 1,134 | 0.0% |
| 2023-03-09 00:30 | 2023-03-06 | Vivek Vibhu | Officer - Senior VP, Products | OPT+S | $20.27 | 22,249 | $450,889 | 81,917 | 0.0% |
| 2022-12-03 00:30 | 2022-11-30 | Vivek Vibhu | Officer - Senior VP, Products | SELL | $20.75 | 2,249 | $46,667 | 90,355 | -2.4% |
| 2022-11-30 00:30 | 2022-11-25 | Vivek Vibhu | Officer - Senior VP, Products | SELL | $20.21 | 3,372 | $68,132 | 92,604 | -3.5% |
| 2022-11-23 00:30 | 2022-11-18 | Ryan Ronald G | Officer - Senior VP, Gbl Channel Mgmt | SELL | $20.97 | 9,222 | $193,402 | 35,315 | -20.7% |
| 2022-09-13 23:32 | 2022-09-09 | Rau Sally | Officer - General Counsel | OPT+S | $18.27 | 5,625 | $102,750 | 1,134 | 0.0% |
| 2021-12-10 03:57 | 2021-12-07 | Imhoff Scott | Officer - Senior VP, Product Mgmt | OPT+S | $26.50 | 13,000 | $344,458 | 5,037 | 0.0% |
| 2021-12-04 00:28 | 2021-12-01 | Rau Sally | Officer - General Counsel | OPT+S | $27.49 | 6,317 | $173,655 | 0 | 0.0% |
| 2021-09-14 23:32 | 2021-09-10 | Imhoff Scott | Officer - Senior VP, Product Mgmt | OPT+S | $35.69 | 5,000 | $178,432 | 5,037 | 0.0% |
| 2021-09-10 03:07 | 2021-09-07 | Rau Sally | Officer - General Counsel | OPT+S | $35.09 | 60,000 | $2,105,682 | 0 | 0.0% |
| 2021-06-21 13:09 | 2021-06-16 | Vivek Vibhu | Officer - Senior VP, Products | SELL | $47.62 | 1,207 | $57,479 | 100,016 | -1.2% |
| 2021-06-21 13:03 | 2021-06-16 | Ryan Ronald G | Officer - Senior VP, Gbl Channel Mgmt | SELL | $47.62 | 388 | $18,477 | 46,525 | -0.8% |
| 2021-06-21 13:17 | 2021-06-16 | de Graaf Raymond | Officer - Senior VP, Operations | SELL | $47.62 | 574 | $27,334 | 28,215 | -2.0% |
| 2021-06-09 23:55 | 2021-06-07 | Amen Robert S | Director, 10% owner | SELL | $46.08 | 2,000,000 | $92,160,000 | 12,904,754 | -13.4% |
| 2021-06-09 23:51 | 2021-06-07 | VECTOR CAPITAL, L.L.C. | Director, 10% owner | SELL | $46.08 | 2,000,000 | $92,160,000 | 12,904,754 | -13.4% |
| 2021-06-10 00:01 | 2021-06-07 | Slusky Alexander R | Director, 10% owner | SELL | $46.08 | 2,000,000 | $92,160,000 | 12,904,754 | -13.4% |
| 2021-06-01 13:01 | 2021-05-27 | Rau Sally | Officer - General Counsel | SELL | $58.60 | 4,938 | $289,353 | 0 | -100.0% |
| 2021-05-28 23:05 | 2021-05-26 | Ryan Ronald G | Officer - Senior VP, Gbl Channel Mgmt | OPT+S | $56.04 | 45,000 | $2,521,989 | 46,913 | 0.0% |
| 2021-05-21 23:17 | 2021-05-20 | Sheppeck Bryan | Officer - Senior VP, Global Sales | SELL | $52.00 | 1,500 | $78,000 | 53,334 | -2.7% |
| 2021-05-14 23:03 | 2021-05-12 | Sheppeck Bryan | Officer - Senior VP, Global Sales | SELL | $47.28 | 5,000 | $236,400 | 54,834 | -8.4% |
| 2021-03-16 23:37 | 2021-03-12 | Rau Sally | Officer - General Counsel | SELL | $48.31 | 10,000 | $483,070 | 4,938 | -66.9% |
| 2021-03-16 03:06 | 2021-03-11 | Cumming Stephen | Officer - CFO | OPT+S | $49.27 | 37,785 | $1,861,595 | 37,942 | 0.0% |
| 2021-03-16 03:04 | 2021-03-11 | Bhatnagar Atul | Director, Officer - CEO | SELL | $48.20 | 119,812 | $5,775,226 | 729,237 | -14.1% |
| 2021-03-13 00:30 | 2021-03-10 | Vivek Vibhu | Officer - Senior VP, Products | SELL | $45.70 | 20,000 | $913,950 | 105,978 | -15.9% |
| 2021-03-04 02:10 | 2021-03-01 | Sheppeck Bryan | Officer - Senior VP, Global Sales | OPT+S | $46.50 | 5,000 | $232,500 | 59,834 | 0.0% |
| 2021-03-04 02:15 | 2021-03-01 | Cumming Stephen | Officer - CFO | OPT+S | $45.75 | 30,000 | $1,372,470 | 37,942 | 0.0% |
| 2021-02-25 02:46 | 2021-02-22 | Imhoff Scott | Officer - Senior VP, Product Mgmt | SELL | $44.75 | 20,000 | $894,904 | 5,037 | -79.9% |
| 2021-02-25 02:44 | 2021-02-22 | Rau Sally | Officer - General Counsel | SELL | $45.48 | 10,000 | $454,827 | 14,938 | -40.1% |
| 2020-12-16 03:36 | 2020-12-11 | Sheppeck Bryan | Officer - Senior VP, Global Sales | SELL | $24.77 | 5,000 | $123,835 | 59,834 | -7.7% |
| 2020-12-16 03:35 | 2020-12-11 | Rau Sally | Officer - General Counsel | SELL | $24.61 | 1,000 | $24,606 | 24,938 | -3.9% |
| 2020-12-16 03:37 | 2020-12-11 | Cumming Stephen | Officer - CFO | SELL | $24.70 | 4,000 | $98,806 | 39,311 | -9.2% |
| 2020-12-11 00:36 | 2020-12-08 | Amen Robert S | Director, 10% owner | SELL | $26.60 | 2,500,000 | $66,500,000 | 15,204,754 | -14.1% |
| 2020-12-11 00:38 | 2020-12-08 | VECTOR CAPITAL, L.L.C. | Director, 10% owner | SELL | $26.60 | 2,500,000 | $66,500,000 | 15,204,754 | -14.1% |
| 2020-12-11 00:34 | 2020-12-08 | Slusky Alexander R | Director, 10% owner | SELL | $26.60 | 2,500,000 | $66,500,000 | 15,204,754 | -14.1% |
| 2020-12-02 00:59 | 2020-11-23 | Vivek Vibhu | Officer - Senior VP, Products | OPT+S | $24.50 | 60,000 | $1,470,000 | 125,978 | 0.0% |
| 2020-12-01 00:16 | 2020-11-25 | de Graaf Raymond | Officer - Senior VP, Operations | SELL | $25.37 | 200 | $5,074 | 31,383 | -0.6% |
| 2020-11-17 04:30 | 2020-11-12 | de Graaf Raymond | Officer - Senior VP, Operations | SELL | $22.75 | 31,133 | $708,235 | 31,583 | -49.6% |
| 2020-08-27 00:05 | 2020-08-21 | de Graaf Raymond | Officer - Senior VP, Operations | SELL | $15.50 | 400 | $6,200 | 62,716 | -0.6% |
| 2020-08-20 00:39 | 2020-08-17 | de Graaf Raymond | Officer - Senior VP, Operations | SELL | $15.11 | 33,300 | $503,076 | 63,116 | -34.5% |
| 2020-06-12 03:30 | 2020-06-09 | Rau Sally | Officer - General Counsel | SELL | $5.37 | 3,450 | $18,512 | 25,938 | -11.7% |
| 2020-06-12 03:26 | 2020-06-10 | Sheppeck Bryan | Officer - Senior VP, Global Sales | BUY | $5.73 | 4,000 | $22,914 | 64,834 | +6.6% |
| 2020-03-18 02:00 | 2020-03-13 | Imhoff Scott | Officer - Senior VP, Product Mgmt | BUY | $4.03 | 1,000 | $4,026 | 25,037 | +4.2% |
| 2020-02-19 00:42 | 2020-02-14 | Bhatnagar Atul | Director, Officer - CEO | BUY | $6.23 | 14,815 | $92,226 | 849,049 | +1.8% |
| 2019-06-29 00:03 | 2019-06-28 | Amen Robert S | Director, 10% owner | BUY | $12.00 | 1,500,000 | $18,000,000 | 18,000 | +100.0% |
How to Interpret $CMBM Trades
Not every insider transaction in Cambium Networks Corp is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $CMBM shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.
Data Source & Accuracy for CMBM
Insider activity data for Cambium Networks Corp is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $CMBM, allowing you to follow the capital of those with the most intimate knowledge of the company.
UNDERSTANDING THE DATA
FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.
TRADE DATE: The actual day the insider executed the purchase or sale in the market.
INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.
OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.
CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.
TRADE TYPES DEFINITIONS
BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.
SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.
OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.