SEC CIK 1317793
VANDERHORST DAVID
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| TAITview stock → | 68,000 | 2022-05-09 |
Position History — TAIT
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — TAIT
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2022-05-09 | Option exercise (derivative) | 30,000 | $0.00 | 0 |
| 2022-05-09 | Option exercise | 30,000 | $1.62 | 68,000 |
| 2022-04-25 | Grant / award (derivative) | 8,000 | $0.00 | 8,000 |
| 2021-08-11 | Option exercise (derivative) | 10,000 | $0.00 | 0 |
| 2021-08-11 | Option exercise | 10,000 | $0.99 | 38,000 |
| 2021-06-28 | Gift | 2,000 | $0.00 | 28,000 |
| 2021-06-07 | Open-market sale | 2,500 | $6.10 | 30,000 |
| 2021-06-04 | Option exercise (derivative) | 8,000 | $0.00 | 0 |
| 2021-06-04 | Option exercise | 8,000 | $0.97 | 32,500 |
| 2021-06-04 | Open-market sale | 4,600 | $6.13 | 24,500 |
| 2021-06-03 | Open-market sale | 8,000 | $6.00 | 29,100 |
| 2020-11-10 | Option exercise (derivative) | 9,000 | $0.00 | 0 |
| 2020-11-10 | Option exercise | 8,000 | $0.91 | 37,100 |
| 2020-11-10 | Option exercise | 9,000 | $1.21 | 29,100 |
| 2019-09-03 | Grant / award (derivative) | 8,000 | $0.00 | 8,000 |
| 2019-05-02 | Option exercise (derivative) | 5,000 | $0.00 | 0 |
| 2019-05-02 | Option exercise | 5,000 | $0.84 | 20,100 |
| 2014-06-27 | Open-market sale | 4,480 | $1.00 | 15,100 |
| 2014-06-26 | Open-market sale | 20 | $1.00 | 19,580 |
| 2014-06-25 | Open-market sale | 100 | $1.00 | 19,600 |
| 2014-06-24 | Open-market sale | 300 | $1.02 | 19,700 |
| 2008-10-28 | Open-market buy | 57 | $0.70 | 16,629 |
| 2008-10-27 | Open-market buy | 5,800 | $0.70 | 16,572 |
| 2008-10-24 | Open-market buy | 2,300 | $0.70 | 10,772 |
| 2008-10-23 | Open-market buy | 1,700 | $0.70 | 8,472 |
| 2008-03-20 | Grant / award (derivative) | 7,000 | $0.00 | 44,500 |
| 2007-01-22 | Option exercise (derivative) | 20,000 | $0.00 | 0 |
| 2007-01-22 | Option exercise | 20,000 | $1.00 | 20,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.