The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Rosenstadt William S since 2017.
This trader's CIK number is 1461959.
At the time of last reporting, Rosenstadt William S was the CEO and Chairman of Blueport Acquisition Ltd. (stock ticker symbol BPAC).
Also see all insider trading activities at Blueport Acquisition Ltd.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | BPAC | 197,250 | $0 | 0 | $0 | 0 | $0 |
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2017 | QBIO | 0 | $0 | 64,451 | $286,720 | 0 | $0 |
1. Blueport Acquisition Ltd (BPAC)
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-11-13 | BPAC | Buy | 197,250 | .00 | 0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2017-03-29 | QBIO | Sale | 4,400 | 5.29 | 23,276 |
| 2017-03-30 | QBIO | Sale | 5,000 | 7.60 | 38,000 |
| 2017-02-09 | QBIO | Sale | 3,800 | 4.40 | 16,720 |
| 2017-02-10 | QBIO | Sale | 5,000 | 4.38 | 21,900 |
| 2017-03-28 | QBIO | Sale | 5,000 | 5.09 | 25,450 |
| 2017-03-27 | QBIO | Sale | 5,000 | 4.72 | 23,600 |
| 2017-03-24 | QBIO | Sale | 3,700 | 4.56 | 16,872 |
| 2017-03-23 | QBIO | Sale | 5,000 | 4.71 | 23,550 |
| 2017-02-14 | QBIO | Sale | 4,651 | 3.27 | 15,208 |
| 2017-03-07 | QBIO | Sale | 900 | 3.73 | 3,357 |
| 2017-03-21 | QBIO | Sale | 2,200 | 3.40 | 7,480 |
| 2017-03-17 | QBIO | Sale | 1,900 | 3.39 | 6,441 |
| 2017-03-16 | QBIO | Sale | 100 | 2.90 | 290 |
| 2017-03-15 | QBIO | Sale | 1,200 | 3.25 | 3,900 |
| 2017-02-22 | QBIO | Sale | 5,000 | 3.37 | 16,850 |
| 2017-03-09 | QBIO | Sale | 3,800 | 3.56 | 13,528 |
| 2017-02-17 | QBIO | Sale | 1,800 | 3.86 | 6,948 |
| 2017-02-16 | QBIO | Sale | 1,000 | 4.00 | 4,000 |
| 2017-03-22 | QBIO | Sale | 5,000 | 3.87 | 19,350 |
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 Rosenstadt William S (CEO and Chairman of Blueport Acquisition Ltd at the time of this reporting) see the Securities and Exchange Commission (SEC) website.