Michael D Ehlers
Insider
First SEC filing: May 11, 2016 · Latest: May 11, 2016
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 1, 2019 | BIIB | J | 1,376 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| June 1, 2019 | BIIB | M | 1,126 | · | · | 1,376 Direct | -45.00% | Disposed | (price as of 2026-10-05) |
| June 1, 2019 | BIIB | F | 500 | $219.29 | $109,645 | 8,025 Direct | -5.87% | Disposed | 2.0% (price as of 2026-10-05) |
| June 1, 2019 | BIIB | M | 1,126 | · | · | 8,525 Direct | +15.22% | Acquired | (price as of 2026-10-05) |
| June 1, 2019 | BIIB | F | 460 | $219.29 | $100,873 | 7,399 Direct | -5.85% | Disposed | 2.0% (price as of 2026-10-05) |
| Feb. 15, 2019 | BIIB | J | 1,033 | · | · | 2,724 Direct | -27.50% | Disposed | (price as of 2026-10-05) |
| Feb. 15, 2019 | BIIB | M | 1,685 | · | · | 3,757 Direct | -30.96% | Disposed | (price as of 2026-10-05) |
| Feb. 15, 2019 | BIIB | F | 749 | $332.87 | $249,320 | 7,777 Direct | -8.78% | Disposed | -32.8% (price as of 2026-10-05) |
| Feb. 15, 2019 | BIIB | M | 1,685 | · | · | 8,526 Direct | +24.63% | Acquired | (price as of 2026-10-05) |
| Feb. 12, 2019 | BIIB | A | 13,460 | · | · | 13,460 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 12, 2019 | BIIB | J | 1,697 | · | · | 7,894 Direct | -17.69% | Disposed | (price as of 2026-10-05) |
| Feb. 12, 2019 | BIIB | M | 2,249 | · | · | 9,591 Direct | -18.99% | Disposed | (price as of 2026-10-05) |
| Feb. 12, 2019 | BIIB | M | 1,578 | · | · | 3,157 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| Feb. 12, 2019 | BIIB | F | 798 | $319.43 | $254,905 | 6,841 Direct | -10.45% | Disposed | -30.0% (price as of 2026-10-05) |
| Feb. 12, 2019 | BIIB | M | 2,249 | · | · | 7,639 Direct | +41.73% | Acquired | (price as of 2026-10-05) |
| Feb. 12, 2019 | BIIB | F | 469 | $319.43 | $149,813 | 5,390 Direct | -8.00% | Disposed | -30.0% (price as of 2026-10-05) |
| Feb. 12, 2019 | BIIB | M | 1,578 | · | · | 5,859 Direct | +36.86% | Acquired | (price as of 2026-10-05) |
| Sept. 26, 2018 | BIIB | S 10b5-1 | 1,000 | $350.00 | $350,000 | 4,281 Direct | -18.94% | Disposed | -36.1% (price as of 2026-10-05) |
| June 1, 2018 | BIIB | J | 1,110 | · | · | 2,502 Direct | -30.73% | Disposed | (price as of 2026-10-05) |
| June 1, 2018 | BIIB | M | 1,384 | · | · | 3,612 Direct | -27.70% | Disposed | (price as of 2026-10-05) |
| June 1, 2018 | BIIB | F | 616 | $297.09 | $183,007 | 5,281 Direct | -10.45% | Disposed | -24.7% (price as of 2026-10-05) |
| June 1, 2018 | BIIB | M | 1,384 | · | · | 5,897 Direct | +30.67% | Acquired | (price as of 2026-10-05) |
| June 1, 2018 | BIIB | F | 460 | $297.09 | $136,661 | 4,513 Direct | -9.25% | Disposed | -24.7% (price as of 2026-10-05) |
| Feb. 15, 2018 | BIIB | J | 1,006 | · | · | 5,442 Direct | -15.60% | Disposed | (price as of 2026-10-05) |
| Feb. 15, 2018 | BIIB | M | 1,712 | · | · | 6,448 Direct | -20.98% | Disposed | (price as of 2026-10-05) |
| Feb. 15, 2018 | BIIB | F | 509 | $299.38 | $152,384 | 4,898 Direct | -9.41% | Disposed | -25.3% (price as of 2026-10-05) |
| Feb. 15, 2018 | BIIB | M | 1,712 | · | · | 5,407 Direct | +46.33% | Acquired | (price as of 2026-10-05) |
| Feb. 12, 2018 | BIIB | A | 11,840 | · | · | 11,840 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 12, 2018 | BIIB | A | 4,735 | · | · | 4,735 Direct | · | Acquired | (price as of 2026-10-05) |
| June 1, 2017 | BIIB | J | 1,235 | · | · | 4,996 Direct | -19.82% | Disposed | (price as of 2026-10-05) |
| June 1, 2017 | BIIB | M | 1,259 | · | · | 6,231 Direct | -16.81% | Disposed | (price as of 2026-10-05) |
| June 1, 2017 | BIIB | F | 411 | $252.38 | $103,728 | 3,616 Direct | -10.21% | Disposed | -11.4% (price as of 2026-10-05) |
| June 1, 2017 | BIIB | M | 1,259 | · | · | 4,027 Direct | +45.48% | Acquired | (price as of 2026-10-05) |
| June 1, 2017 | BIIB | F | 336 | $252.38 | $84,800 | 2,768 Direct | -10.82% | Disposed | -11.4% (price as of 2026-10-05) |
| Feb. 15, 2017 | BIIB | A | 8,160 | · | · | 8,160 Direct | · | Acquired | (price as of 2026-10-05) |
| June 1, 2016 | BIIB | A | 7,320 | · | · | 7,320 Direct | · | Acquired | (price as of 2026-10-05) |
| June 1, 2016 | BIIB | A | 3,034 | · | · | 3,034 Direct | · | Acquired | (price as of 2026-10-05) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| June 1, 2019 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | June 1, 2019 | 1,376 | Disposed |
| June 1, 2019 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | June 1, 2019 | 1,126 | Disposed |
| Feb. 15, 2019 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 15, 2020 | 1,033 | Disposed |
| Feb. 15, 2019 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 15, 2020 | 1,685 | Disposed |
| Feb. 12, 2019 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 12, 2022 | 13,460 | Acquired |
| Feb. 12, 2019 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 12, 2021 | 1,697 | Disposed |
| Feb. 12, 2019 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 12, 2021 | 2,249 | Disposed |
| Feb. 12, 2019 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 12, 2020 | 1,578 | Disposed |
| June 1, 2018 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | June 1, 2019 | 1,110 | Disposed |
| June 1, 2018 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | June 1, 2019 | 1,384 | Disposed |
| Feb. 15, 2018 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 15, 2020 | 1,006 | Disposed |
| Feb. 15, 2018 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 15, 2020 | 1,712 | Disposed |
| Feb. 12, 2018 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 12, 2021 | 11,840 | Acquired |
| Feb. 12, 2018 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 12, 2020 | 4,735 | Acquired |
| June 1, 2017 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | June 1, 2019 | 1,235 | Disposed |
| June 1, 2017 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | June 1, 2019 | 1,259 | Disposed |
| Feb. 15, 2017 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | Feb. 15, 2020 | 8,160 | Acquired |
| June 1, 2016 | BIIB | Restricted Stock Unit | Common Stock | $0.00 | June 1, 2019 | 7,320 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| May 11, 2016 | BIIB | Common Stock | 0 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2017 | $792,139 | · | $3,157,338 | · | $1,012,034 | $1,799 | $101,671 | $5,064,981 |
| 2016 | $491,827 | $1,170,177 | · | · | $425,062 | $155 | $14,665 | $5,512,536 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.