Insider · CIK 0001045463
William P Scully
Files at: PRTA, YTEN. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 18, 2026 PForm 4 → | Sep 21, 4:23 pm EDT | PROTHENA CORP PUBLIC LTD COPRTA | 100,000 | $8.43 | $843,460 | 927,000 | +12.1% | |
| Sep 2, 2026 PForm 4 → | Sep 3, 6:23 pm EDT | PROTHENA CORP PUBLIC LTD COPRTA | 27,000 | $9.47 | $255,739 | 827,000 | +3.38% | |
| Aug 20, 2026 PForm 4 → | Aug 21, 2:32 pm EDT | PROTHENA CORP PUBLIC LTD COPRTA | 50,000 | $8.79 | $439,430 | 800,000 | +6.67% | |
| Aug 17, 2026 GForm 4 → | Aug 18, 4:03 pm EDT | PROTHENA CORP PUBLIC LTD COPRTA | 963,553 | — | — | 750,000 | — | |
| Aug 10, 2026 GForm 4 → | Aug 11, 4:08 pm EDT | PROTHENA CORP PUBLIC LTD COPRTA | 251,553 | — | — | 1,041,553 | — | |
| Aug 7, 2026 PForm 4 → | Aug 10, 3:24 pm EDT | PROTHENA CORP PUBLIC LTD COPRTA | 37,500 | $8.62 | $323,220 | 83,500 | +81.5% | |
| Jun 16, 2026 PForm 4 → | Jun 18, 11:38 am EDT | PROTHENA CORP PUBLIC LTD COPRTA | 20,000 | $7.90 | $157,990 | 756,000 | +2.72% | |
| Jun 15, 2026 GForm 4 → | Jun 16, 4:58 pm EDT | PROTHENA CORP PUBLIC LTD COPRTA | 325,000 | — | — | 736,000 | — | |
| Jun 11, 2026 PForm 4 → | Jun 12, 5:59 pm EDT | PROTHENA CORP PUBLIC LTD COPRTA | 125,000 | $8.17 | $1,021,225 | 1,061,000 | +13.4% | |
| Jun 4, 2026 PForm 4 → | Jun 5, 1:46 pm EDT | PROTHENA CORP PUBLIC LTD COPRTA | 50,000 | $9.31 | $465,295 | 936,000 | +5.64% | |
| Jun 2, 2026 PForm 4 → | Jun 3, 12:41 pm EDT | PROTHENA CORP PUBLIC LTD COPRTA | 50,000 | $9.43 | $471,300 | 886,000 | +5.98% | |
| Sep 12, 2016 SForm 4 → | Sep 14, 8:49 pm EDT | METABOLIX, INC.MBLX | 68,333 | $0.3296 | $22,524 | 2,933,333 | −2.28% | plan? |
| Sep 8, 2016 SForm 4 → | Sep 12, 1:07 pm EDT | METABOLIX, INC.MBLX | 165,000 | $0.3481 | $57,436 | 3,001,666 | −5.21% | plan? |
| Sep 17, 2015 PForm 4 → | Sep 21, 11:28 am EDT | METABOLIX, INC.MBLX | 31,833 | $2.11 | $67,012 | 3,167,016 | +1.02% | plan? |
| Sep 15, 2015 PForm 4/A → | Jan 7, 2016, 10:50 am EST | METABOLIX, INC.MBLX | 47,150 | $2.15 | $101,509 | 3,134,833 | +1.53% | plan? |
| Sep 14, 2015 PForm 4 → | Sep 16, 3:28 pm EDT | METABOLIX, INC.MBLX | 67,500 | $2.16 | $145,827 | 3,135,183 | +2.20% | plan? |
| Sep 10, 2015 PForm 4/A → | Jan 7, 2016, 10:52 am EST | METABOLIX, INC.MBLX | 25,000 | $2.21 | $55,148 | 3,067,683 | +0.82% | plan? |
| Sep 10, 2015 PForm 4 → | Sep 14, 5:26 pm EDT | METABOLIX, INC.MBLX | 25,000 | $2.71 | $67,648 | 3,067,683 | +0.82% | plan? amended |
| Sep 8, 2015 PForm 4 → | Sep 10, 7:28 pm EDT | METABOLIX, INC.MBLX | 40,000 | $2.23 | $89,068 | 3,042,683 | +1.33% | plan? |
| Sep 3, 2015 PForm 4 → | Sep 8, 7:56 pm EDT | METABOLIX, INC.MBLX | 42,750 | $2.15 | $91,801 | 3,002,683 | +1.44% | plan? |
| Aug 28, 2015 PForm 4 → | Sep 1, 6:59 pm EDT | METABOLIX, INC.MBLX | 26,600 | $1.99 | $53,051 | 2,959,933 | +0.91% | plan? |
Reported trades — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.