SEC CIK 1238648
DUNN JOHN MICHAEL
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| BIIBview stock → | 24,752.4 | 2009-02-24 |
Position History — BIIB
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — BIIB
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2009-02-24 | Grant / award (derivative) | 16,070 | $0.00 | 16,070 |
| 2009-02-24 | Grant / award | 6,040 | $0.00 | 24,752.4 |
| 2009-02-19 | Open-market sale | 3,208 | $50.90 | 18,712.4 |
| 2009-02-12 | Tax withholding | 1,792 | $52.61 | 21,920.4 |
| 2009-02-12 | Tax withholding | 1,244 | $52.61 | 23,712.4 |
| 2009-02-11 | Open-market sale | 2,258 | $50.81 | 24,956.4 |
| 2009-02-06 | Option exercise (derivative) | 3,633 | $0.00 | 0 |
| 2009-02-06 | Tax withholding | 1,375 | $52.48 | 27,214.4 |
| 2009-02-06 | Option exercise | 3,633 | $0.00 | 28,589.4 |
| 2008-07-29 | Gift | 32 | $0.00 | 24,956.4 |
| 2008-07-22 | Option exercise (derivative) | 6,485 | $0.00 | 0 |
| 2008-07-22 | Open-market sale | 6,485 | $71.50 | 24,988.4 |
| 2008-07-22 | Option exercise | 6,485 | $43.50 | 31,473.4 |
| 2008-07-21 | Option exercise | 6,485 | $43.50 | 31,473.4 |
| 2008-07-21 | Option exercise (derivative) | 6,485 | $0.00 | 6,485 |
| 2008-07-21 | Open-market sale | 6,485 | $67.50 | 24,988.4 |
| 2008-07-21 | Option exercise | 6,485 | $4350.00 | 31,473.4 |
| 2008-06-02 | Option exercise (derivative) | 1,558 | $0.00 | 0 |
| 2008-06-02 | Option exercise | 1,558 | $35.37 | 24,962.19 |
| 2008-04-14 | Open-market sale | 12 | $64.07 | 26,404.19 |
| 2008-04-14 | Open-market sale | 300 | $64.23 | 24,704.19 |
| 2008-04-14 | Open-market sale | 200 | $64.19 | 25,004.19 |
| 2008-04-14 | Open-market sale | 400 | $64.12 | 25,204.19 |
| 2008-04-14 | Open-market sale | 300 | $64.10 | 25,604.19 |
| 2008-04-14 | Open-market sale | 500 | $64.09 | 25,904.19 |
| 2008-04-14 | Open-market sale | 100 | $64.24 | 24,604.19 |
| 2008-04-14 | Open-market sale | 200 | $64.06 | 26,416.19 |
| 2008-04-14 | Open-market sale | 300 | $64.34 | 23,404.19 |
| 2008-04-14 | Open-market sale | 100 | $64.31 | 23,704.19 |
| 2008-04-14 | Open-market sale | 600 | $64.29 | 23,804.19 |
| 2008-04-14 | Open-market sale | 200 | $64.27 | 24,404.19 |
| 2008-03-03 | Gift | 45 | $0.00 | 26,177.8 |
| 2008-02-12 | Grant / award (derivative) | 29,210 | $0.00 | 29,210 |
| 2008-02-12 | Open-market sale | 200 | $61.26 | 15,792.8 |
| 2008-02-12 | Open-market sale | 200 | $61.15 | 16,392.8 |
| 2008-02-12 | Open-market sale | 100 | $61.10 | 16,592.8 |
| 2008-02-12 | Open-market sale | 100 | $61.08 | 16,692.8 |
| 2008-02-12 | Open-market sale | 100 | $61.06 | 16,792.8 |
| 2008-02-12 | Open-market sale | 400 | $60.94 | 16,892.8 |
| 2008-02-12 | Open-market sale | 100 | $60.88 | 17,292.8 |
| 2008-02-12 | Open-market sale | 100 | $60.80 | 17,392.8 |
| 2008-02-12 | Open-market sale | 167 | $60.79 | 17,492.8 |
| 2008-02-12 | Open-market sale | 100 | $60.74 | 17,659.8 |
| 2008-02-12 | Open-market sale | 100 | $60.47 | 17,759.8 |
| 2008-02-12 | Open-market sale | 200 | $60.46 | 17,859.8 |
| 2008-02-12 | Grant / award | 10,430 | $0.00 | 26,222.8 |
| 2008-02-12 | Tax withholding | 1,788 | $60.56 | 18,059.8 |
| 2008-02-12 | Open-market sale | 100 | $61.18 | 16,292.8 |
| 2008-02-12 | Open-market sale | 300 | $61.23 | 15,992.8 |
| 2008-02-12 | Open-market sale | 100 | $61.08 | 27,122.8 |
| 2008-02-12 | Open-market sale | 100 | $60.88 | 27,722.8 |
| 2008-02-12 | Open-market sale | 100 | $60.80 | 27,822.8 |
| 2008-02-12 | Open-market sale | 167 | $60.79 | 27,922.8 |
| 2008-02-12 | Open-market sale | 100 | $60.74 | 28,089.8 |
| 2008-02-12 | Open-market sale | 100 | $60.47 | 28,189.8 |
| 2008-02-12 | Open-market sale | 200 | $60.46 | 28,289.8 |
| 2008-02-12 | Grant / award | 10,430 | $0.00 | 28,489.8 |
| 2008-02-12 | Tax withholding | 1,788 | $60.56 | 18,059.8 |
| 2008-02-12 | Open-market sale | 200 | $61.26 | 26,222.8 |
| 2008-02-12 | Open-market sale | 300 | $61.23 | 26,422.8 |
| 2008-02-12 | Open-market sale | 100 | $61.18 | 26,722.8 |
| 2008-02-12 | Open-market sale | 200 | $61.15 | 26,822.8 |
| 2008-02-12 | Open-market sale | 100 | $61.10 | 27,022.8 |
| 2008-02-12 | Open-market sale | 400 | $60.94 | 27,322.8 |
| 2008-02-12 | Open-market sale | 100 | $61.06 | 27,222.8 |
| 2008-02-06 | Option exercise (derivative) | 3,633 | $0.00 | 3,633 |
| 2008-02-06 | Option exercise | 3,633 | $0.00 | 21,213.8 |
| 2008-02-06 | Tax withholding | 1,366 | $60.52 | 19,847.8 |
| 2007-07-25 | Option exercise (derivative) | 20,000 | — | 12,970 |
| 2007-07-25 | Open-market sale | 20,000 | $57.75 | 17,629.07 |
| 2007-07-25 | Option exercise | 20,000 | $43.50 | 37,629.07 |
| 2007-06-27 | Option exercise (derivative) | 15,352 | — | 0 |
| 2007-06-27 | Option exercise | 15,352 | $35.37 | 32,981.07 |
| 2007-06-27 | Open-market sale | 15,352 | $52.90 | 17,629.07 |
| 2007-04-23 | Option exercise (derivative) | 15,000 | — | 15,352 |
| 2007-04-23 | Option exercise | 15,000 | $35.37 | 36,389.07 |
| 2007-04-23 | Open-market sale | 18,760 | $48.90 | 17,629.07 |
| 2007-04-20 | Open-market sale | 1,431 | $46.06 | 21,389.07 |
| 2007-04-20 | Open-market sale | 1,431 | $46.00 | 22,820.07 |
| 2007-04-20 | Open-market sale | 2,329 | $45.99 | 24,251.07 |
| 2007-04-20 | Open-market sale | 2,328 | $46.02 | 26,580.07 |
| 2007-03-14 | Grant / award | 7,346 | $0.00 | 31,227.5 |
| 2007-03-14 | Tax withholding | 3,053 | $44.11 | 28,174.5 |
| 2007-02-13 | Open-market sale | 2,334 | $49.22 | 23,881.5 |
| 2007-02-12 | Grant / award (derivative) | 38,900 | — | 38,900 |
| 2007-02-12 | Grant / award | 15,000 | $0.00 | 26,215.5 |
| 2007-02-06 | Disposition to issuer (derivative) | 3,634 | $0.00 | 7,266 |
| 2007-02-06 | Option exercise | 3,634 | $0.00 | 16,519.5 |
| 2007-02-06 | Tax withholding | 5,304 | $48.94 | 11,215.5 |
| 2006-11-20 | Gift | 32 | $0.00 | 25,989.5 |
| 2006-11-20 | Gift | 105 | $0.00 | 26,021.5 |
| 2006-11-15 | Option exercise (derivative) | 7,850 | — | 30,352 |
| 2006-11-15 | Open-market sale | 7,850 | $49.00 | 26,126.5 |
| 2006-11-15 | Option exercise | 7,850 | $35.37 | 33,976.5 |
| 2006-10-31 | Option exercise (derivative) | 13,104 | — | 38,202 |
| 2006-10-31 | Open-market sale | 10,000 | $46.79 | 26,126.5 |
| 2006-10-31 | Option exercise | 13,104 | $35.37 | 39,230.5 |
| 2006-10-31 | Open-market sale | 3,104 | $46.80 | 36,126.5 |
| 2006-10-31 | Option exercise (derivative) | 15,000 | — | 38,202 |
| 2006-10-31 | Open-market sale | 10,000 | $46.79 | 13,022.5 |
| 2006-10-31 | Open-market sale | 7,500 | $46.72 | 33,626.5 |
| 2006-10-31 | Open-market sale | 2,400 | $46.80 | 31,226.5 |
| 2006-10-31 | Open-market sale | 5,100 | $46.79 | 26,126.5 |
| 2006-10-31 | Option exercise | 15,000 | $35.37 | 41,126.5 |
| 2006-10-31 | Open-market sale | 3,104 | $46.80 | 23,022.5 |
| 2006-09-14 | Grant / award | 20,650 | $0.00 | 33,672.5 |
| 2006-09-14 | Tax withholding | 7,546 | $43.39 | 26,126.5 |
| 2006-02-06 | Grant / award (derivative) | 27,300 | — | 27,300 |
| 2006-02-06 | Grant / award (derivative) | 10,900 | — | 10,900 |
| 2004-05-18 | Open-market sale | 10,000 | $59.08 | 16,609.26 |
| 2004-05-18 | Open-market sale | 5,000 | $59.00 | 11,609.26 |
| 2004-05-18 | Option exercise | 15,000 | $35.37 | 26,609.26 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.