- Corporate Officers - L
- Lakkaraju Roop Kalyan
Insider Trading History of Lakkaraju Roop Kalyan
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Lakkaraju Roop Kalyan since 2007.
This trader's CIK number is 1396867.
At the time of last reporting, Lakkaraju Roop Kalyan was the EVP, Chief Financial Officer of Bio-rad Laboratories, Inc.. (stock ticker symbol BIO BIOB).
Also see all insider trading activities at Bio-rad Laboratories, Inc..
Note that in the past
Lakkaraju Roop Kalyan also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Bio-rad Laboratories, Inc. (BIO BIOB) by Lakkaraju Roop Kalyan
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | BIO BIOB | 0 | $0 | 0 | $0 | 1,077 | $0 |
Yearly summary of insider trading at Support.com, Inc. (SPRT) by Lakkaraju Roop Kalyan
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2016 | SPRT | 2,000 | $1,336 | 0 | $0 | 71,094 | $0 |
| 2015 | SPRT | 13,300 | $16,322 | 0 | $0 | 71,094 | $0 |
| 2014 | SPRT | 2,000 | $3,758 | 0 | $0 | 71,094 | $0 |
Yearly summary of insider trading at Solectron Corp (SLR) by Lakkaraju Roop Kalyan
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2007 | SLR | 0 | $0 | 24,900 | $97,448 | 0 | $0 |
Yearly summary of insider trading at Infinera Corp (INFN) by Lakkaraju Roop Kalyan
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | INFN | 0 | $0 | 0 | $0 | 45,925 | $0 |
| 2023 | INFN | 0 | $0 | 0 | $0 | 41,751 | $0 |
Yearly summary of insider trading at Benchmark Electronics Inc (BHE) by Lakkaraju Roop Kalyan
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | BHE | 0 | $0 | 0 | $0 | 19,516 | $0 |
| 2023 | BHE | 0 | $0 | 0 | $0 | 28,556 | $0 |
| 2021 | BHE | 4,485 | $126,643 | 0 | $0 | 0 | $0 |
Insider trading activities at 5 companies by Lakkaraju Roop Kalyan:
1. Bio-rad Laboratories, Inc. (BIO BIOB)
2. Support.com, Inc. (SPRT)
3. Solectron Corp (SLR)
4. Infinera Corp (INFN)
5. Benchmark Electronics Inc (BHE)
Table 1. Insider trading of Bio-rad Laboratories, Inc. (BIO BIOB) by Lakkaraju Roop Kalyan
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-04-24 | BIO BIOB | Option Ex | 1,077 | .00 | 0 |
Table 2. Insider trading of Support.com, Inc. (SPRT) by Lakkaraju Roop Kalyan
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2016-11-14 | SPRT | Buy | 1,000 | .64 | 638 |
| 2016-10-30 | SPRT | Option Ex | 71,094 | .00 | 0 |
| 2016-05-13 | SPRT | Buy | 1,000 | .70 | 698 |
| 2015-10-30 | SPRT | Option Ex | 71,094 | .00 | 0 |
| 2015-08-04 | SPRT | Buy | 12,300 | 1.22 | 15,055 |
| 2015-05-14 | SPRT | Buy | 1,000 | 1.27 | 1,267 |
| 2014-12-10 | SPRT | Option Ex | 71,094 | .00 | 0 |
| 2014-11-14 | SPRT | Buy | 1,000 | 1.83 | 1,828 |
| 2014-05-14 | SPRT | Buy | 1,000 | 1.93 | 1,930 |
Table 3. Insider trading of Solectron Corp (SLR) by Lakkaraju Roop Kalyan
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2007-09-17 | SLR | Sale | 19,500 | 3.96 | 77,161 |
| 2007-07-02 | SLR | Sale | 5,400 | 3.76 | 20,287 |
Table 4. Insider trading of Infinera Corp (INFN) by Lakkaraju Roop Kalyan
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-05-18 | INFN | Option Ex | 39,447 | .00 | 0 |
| 2024-02-16 | INFN | Option Ex | 6,478 | .00 | 0 |
| 2023-05-18 | INFN | Option Ex | 35,273 | .00 | 0 |
| 2023-02-16 | INFN | Option Ex | 6,478 | .00 | 0 |
Table 5. Insider trading of Benchmark Electronics Inc (BHE) by Lakkaraju Roop Kalyan
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-02-20 | BHE | Option Ex | 19,516 | .00 | 0 |
| 2023-02-22 | BHE | Option Ex | 28,556 | .00 | 0 |
| 2021-08-03 | BHE | Buy | 1,800 | 26.37 | 47,469 |
| 2021-08-04 | BHE | Buy | 100 | 25.95 | 2,595 |
| 2021-03-05 | BHE | Buy | 905 | 29.60 | 26,789 |
| 2021-03-02 | BHE | Buy | 1,680 | 29.64 | 49,790 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by Lakkaraju Roop Kalyan
(EVP, Chief Financial Officer of Bio-rad Laboratories, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.