Chaitan Khosla Ph.D., Director at KOSAN BIOSCIENCES INC (KOSN), sold 6,400 shares at $5.37 ($36K) on 2006-04-18, disclosed to the SEC on 2006-04-19.
Open-market sale of $36k KOSN by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $5.71 | 2,800 | $16K | 45.0% |
| 2 | $5.72 | 400 | $2K | 6.4% |
| 3 | $5.36 | 100 | $536 | 1.5% |
| 4 | $5.37 | 200 | $1K | 3.0% |
| 5 | $5.38 | 967 | $5K | 14.6% |
| 6 | $5.39 | 700 |
| $4K |
| 10.6% |
| 7 | $5.40 | 200 | $1K | 3.0% |
| 8 | $5.41 | 300 | $2K | 4.6% |
| 9 | $5.42 | 233 | $1K | 3.6% |
| 10 | $5.43 | 300 | $2K | 4.6% |
| 11 | $5.44 | 100 | $544 | 1.5% |
| 12 | $5.45 | 100 | $545 | 1.5% |
| Total | $5.55 avg | 6,400 | $36K | 100% |
| Filing → |
| KOSN | SELL | 2006-03-16 | $38K | — | Filing → |
| KOSN | SELL | 2006-02-10 | $20K | — | Filing → |