William Jl Rieflin serves as Executive at XENOPORT INC, where they oversee executive responsibilities. Since joining the company, William Jl Rieflin has executed 46 insider transactions totaling $502.7K, demonstrating a bullish approach to their equity position. Their most recent transaction on Apr 5, 2024 involved transacting 5,172 shares valued at $0.
William Jl Rieflin currently holds 18,000 shares of XENOPORT INC (XNPT), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William Jl Rieflin has been a net buyer of XNPT stock. They have purchased $409.2K and sold $93.5K worth of shares.
William Jl Rieflin's most recent insider trade was on Apr 5, 2024, when they sold 5,172 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Nov 19, 2020 | RAPT | $162.2K | Purchase | 10,000 | $16.22 | Discretionary |
| Nov 4, 2019 | RAPT | $0 | Conversion | 16,666 | $N/A | Discretionary |
| Nov 4, 2019 | RAPT | $96.0K | Purchase | 8,000 | $12.00 | Discretionary |
| Nov 4, 2019 | RAPT | $0 | Conversion | 43,390 | $N/A | Discretionary |
| Apr 8, 2019 | NGM | $0 | Conversion | 56,668 | $N/A | Discretionary |
| Jul 5, 2016 | XNPT | $478 | Tender | 68 | $7.03 | Discretionary |
| Jul 5, 2016 | XNPT | $2.0M | Tender | 281,117 | $7.03 | Discretionary |
| Jul 5, 2016 | XNPT | $222.6K | Tender | 31,660 | $7.03 | Discretionary |
| Jun 24, 2016 | ANAC | $8.8M | Disposition | 89,000 | $99.25 | Discretionary |
| Jun 24, 2016 | ANAC | $84.7K | Disposition | 853 | $99.25 | Discretionary |
| May 17, 2016 | XNPT | $0 | Option Exercise | 5,000 | $N/A | Discretionary |
| Mar 31, 2016 | ANAC | $341.3K | Option Exercise | 24,000 | $14.22 | Discretionary |
| Mar 31, 2016 | ANAC | $65.0K | Option Exercise | 12,500 | $5.20 | Discretionary |
| Mar 31, 2016 | ANAC | $76.7K | Option Exercise | 15,000 | $5.11 | Discretionary |
| Mar 31, 2016 | ANAC | $50.5K | Option Exercise | 7,500 | $6.74 | Discretionary |
| Mar 31, 2016 | ANAC | $207.6K | Option Exercise | 30,000 | $6.92 | Discretionary |
| Jun 9, 2015 | ANAC | $0 | Award | 853 | $N/A | Discretionary |
| May 19, 2015 | XNPT | $0 | Option Exercise | 5,000 | $N/A | Discretionary |
| Dec 10, 2014 | XNPT | $24.8K | Sale | 2,918 | $8.49 | Discretionary |
| Dec 10, 2014 | XNPT | $47.5K | Sale | 5,592 | $8.49 | Discretionary |
| Dec 10, 2014 | XNPT | $21.2K | Sale | 2,500 | $8.49 | Discretionary |
| May 14, 2014 | XNPT | $0 | Option Exercise | 5,000 | $N/A | Discretionary |
| May 16, 2013 | XNPT | $0 | Option Exercise | 5,000 | $N/A | Discretionary |
| Dec 16, 2011 | XNPT | $38.6K | Purchase | 10,000 | $3.86 | Discretionary |
| Nov 21, 2011 | XNPT | $44.4K | Purchase | 10,000 | $4.44 | Discretionary |
| Nov 7, 2011 | XNPT | $27.4K | Purchase | 5,000 | $5.49 | Discretionary |
| Sep 16, 2010 | XNPT | $0 | Other | 399 | $N/A | Discretionary |
| Feb 24, 2010 | XNPT | $0 | Option Exercise | 2,917 | $N/A | Discretionary |