SEC CIK 1383731
MacLean Michael F
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| BIIBview stock → | 10,681.48 | 2010-10-01 |
Position History — BIIB
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — BIIB
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2010-10-01 | Tax withholding | 953 | $56.53 | 10,681.48 |
| 2010-08-02 | Open-market sale | 2,206 | $56.84 | 11,634.48 |
| 2010-08-02 | Open-market sale | 582 | $56.91 | 13,840.48 |
| 2010-08-02 | Open-market sale | 2,047 | $56.83 | 14,422.48 |
| 2010-08-02 | Open-market sale | 907 | $56.87 | 16,469.48 |
| 2010-08-02 | Open-market sale | 2,201 | $56.84 | 17,376.48 |
| 2010-08-02 | Open-market sale | 917 | $56.85 | 19,577.48 |
| 2010-08-02 | Open-market sale | 682 | $56.87 | 20,494.48 |
| 2010-03-19 | Open-market sale | 4,085 | $60.00 | 20,313.95 |
| 2010-03-19 | Open-market sale | 3,757 | $60.00 | 20,641.95 |
| 2010-02-24 | Tax withholding | 423 | $55.29 | 24,825.95 |
| 2010-02-24 | Tax withholding | 427 | $55.29 | 24,398.95 |
| 2010-02-24 | Grant / award | 3,990 | $0.00 | 25,248.95 |
| 2010-02-23 | Grant / award (derivative) | 6,114 | $0.00 | 6,114 |
| 2010-02-12 | Tax withholding | 875 | $55.21 | 21,258.95 |
| 2010-02-12 | Tax withholding | 1,127 | $55.21 | 22,133.95 |
| 2010-01-19 | Open-market sale | 1,389 | $55.00 | 23,260.95 |
| 2009-11-01 | Option exercise (derivative) | 1,000 | $0.00 | 0 |
| 2009-11-01 | Option exercise | 1,000 | $0.00 | 25,067.95 |
| 2009-11-01 | Tax withholding | 418 | $42.13 | 24,649.95 |
| 2009-10-01 | Tax withholding | 953 | $49.34 | 24,067.95 |
| 2009-02-24 | Grant / award (derivative) | 10,715 | $0.00 | 10,715 |
| 2009-02-24 | Grant / award | 4,030 | $0.00 | 24,599.65 |
| 2009-02-12 | Tax withholding | 875 | $52.61 | 21,701.65 |
| 2009-02-12 | Tax withholding | 1,132 | $52.61 | 20,569.65 |
| 2008-11-01 | Option exercise (derivative) | 1,000 | $0.00 | 1,000 |
| 2008-11-01 | Option exercise | 1,000 | $0.00 | 22,894.65 |
| 2008-11-01 | Tax withholding | 318 | $42.55 | 22,576.65 |
| 2008-10-06 | Open-market sale | 2,047 | $50.00 | 21,894.65 |
| 2008-10-01 | Tax withholding | 953 | $49.59 | 23,941.65 |
| 2008-07-31 | Option exercise (derivative) | 1,875 | $0.00 | 5,625 |
| 2008-07-31 | Option exercise | 1,875 | $47.77 | 26,769.65 |
| 2008-07-31 | Open-market sale | 1,875 | $72.77 | 24,894.65 |
| 2008-07-22 | Open-market sale | 682 | $70.00 | 24,894.65 |
| 2008-04-08 | Open-market sale | 100 | $64.42 | 26,290.65 |
| 2008-04-08 | Open-market sale | 300 | $64.85 | 25,676.65 |
| 2008-04-08 | Open-market sale | 200 | $64.80 | 25,976.65 |
| 2008-04-08 | Open-market sale | 100 | $64.51 | 26,176.65 |
| 2008-04-08 | Open-market sale | 14 | $64.47 | 26,276.65 |
| 2008-04-08 | Open-market sale | 100 | $64.88 | 25,576.65 |
| 2008-04-08 | Open-market sale | 600 | $64.40 | 26,390.65 |
| 2008-04-08 | Open-market sale | 100 | $64.39 | 26,990.65 |
| 2008-04-08 | Open-market sale | 300 | $64.36 | 27,090.65 |
| 2008-04-08 | Open-market sale | 100 | $63.66 | 27,390.65 |
| 2008-04-08 | Open-market sale | 300 | $63.52 | 27,490.65 |
| 2008-02-12 | Grant / award (derivative) | 23,130 | $0.00 | 23,130 |
| 2008-02-12 | Grant / award | 8,260 | $0.00 | 27,326.05 |
| 2008-02-12 | Tax withholding | 1,120 | $60.56 | 19,066.05 |
| 2007-11-01 | Option exercise (derivative) | 1,000 | $0.00 | 2,000 |
| 2007-11-01 | Option exercise | 1,000 | $0.00 | 20,265.05 |
| 2007-11-01 | Tax withholding | 318 | $72.87 | 19,947.05 |
| 2007-10-01 | Grant / award | 9,000 | $0.00 | 19,234.84 |
| 2007-02-12 | Grant / award (derivative) | 25,900 | — | 25,900 |
| 2007-02-12 | Grant / award | 10,000 | $0.00 | 10,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.