Adam Keeney
CIK 1973607 · View on SEC EDGAR ↗
Insider
First SEC filing: April 25, 2023 · Latest: May 5, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 22 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 1, 2026 | BIIB | M | 939 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| May 1, 2026 | BIIB | F | 455 | $187.06 | $85,112 | 6,365 Direct | -6.67% | Disposed | 16.9% (price as of 2026-08-19) |
| May 1, 2026 | BIIB | M | 939 | — | — | 6,820 Direct | +15.97% | Acquired | (price as of 2026-08-19) |
| Feb. 13, 2026 | BIIB | A | 8,025 | — | — | 8,025 Direct | — | Acquired | (price as of 2026-08-19) |
| Feb. 6, 2026 | BIIB | M | 3,278 | — | — | 6,557 Direct | -33.33% | Disposed | (price as of 2026-08-19) |
| Feb. 6, 2026 | BIIB | M | 1,802 | — | — | 1,802 Direct | -50.00% | Disposed | (price as of 2026-08-19) |
| Feb. 6, 2026 | BIIB | F | 994 | $201.18 | $199,973 | 5,881 Direct | -14.46% | Disposed | 8.7% (price as of 2026-08-19) |
| Feb. 6, 2026 | BIIB | M | 3,278 | — | — | 6,875 Direct | +91.13% | Acquired | (price as of 2026-08-19) |
| Feb. 6, 2026 | BIIB | F | 589 | $201.18 | $118,495 | 3,597 Direct | -14.07% | Disposed | 8.7% (price as of 2026-08-19) |
| Feb. 6, 2026 | BIIB | M | 1,802 | — | — | 4,186 Direct | +75.59% | Acquired | (price as of 2026-08-19) |
| May 1, 2025 | BIIB | M | 938 | — | — | 939 Direct | -49.97% | Disposed | (price as of 2026-08-19) |
| May 1, 2025 | BIIB | F | 454 | $120.93 | $54,902 | 2,384 Direct | -16.00% | Disposed | 80.9% (price as of 2026-08-19) |
| May 1, 2025 | BIIB | M | 938 | — | — | 2,838 Direct | +49.37% | Acquired | (price as of 2026-08-19) |
| Feb. 7, 2025 | BIIB | M | 1,801 | — | — | 3,604 Direct | -33.32% | Disposed | (price as of 2026-08-19) |
| Feb. 7, 2025 | BIIB | F | 563 | $141.35 | $79,580 | 1,900 Direct | -22.86% | Disposed | 54.7% (price as of 2026-08-19) |
| Feb. 7, 2025 | BIIB | M | 1,801 | — | — | 2,463 Direct | +272.05% | Acquired | (price as of 2026-08-19) |
| Feb. 6, 2025 | BIIB | A | 9,835 | — | — | 9,835 Direct | — | Acquired | (price as of 2026-08-19) |
| May 1, 2024 | BIIB | M | 938 | — | — | 1,877 Direct | -33.32% | Disposed | (price as of 2026-08-19) |
| May 1, 2024 | BIIB | F | 276 | $216.13 | $59,652 | 662 Direct | -29.42% | Disposed | 1.2% (price as of 2026-08-19) |
| May 1, 2024 | BIIB | M | 938 | — | — | 938 Direct | — | Acquired | (price as of 2026-08-19) |
| Feb. 7, 2024 | BIIB | A | 5,405 | — | — | 5,405 Direct | — | Acquired | (price as of 2026-08-19) |
| May 1, 2023 | BIIB | A | 2,815 | — | — | 2,815 Direct | — | Acquired | (price as of 2026-08-19) |
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 |
|---|---|---|---|---|---|---|---|
| May 1, 2026 | BIIB | Restricted Stock Unit | Common Stock (939) | $0.00 | May 1, 2026 | 939 | Disposed |
| Feb. 13, 2026 | BIIB | Restricted Stock Unit | Common Stock (8,025) | $0.00 | Feb. 13, 2029 | 8,025 | Acquired |
| Feb. 6, 2026 | BIIB | Restricted Stock Unit | Common Stock (3,278) | $0.00 | Feb. 6, 2028 | 3,278 | Disposed |
| Feb. 6, 2026 | BIIB | Restricted Stock Unit | Common Stock (1,802) | $0.00 | Feb. 7, 2027 | 1,802 | Disposed |
| May 1, 2025 | BIIB | Restricted Stock Unit | Common Stock (938) | $0.00 | May 1, 2026 | 938 | Disposed |
| Feb. 7, 2025 | BIIB | Restricted Stock Unit | Common Stock (1,801) | $0.00 | Feb. 7, 2027 | 1,801 | Disposed |
| Feb. 6, 2025 | BIIB | Restricted Stock Unit | Common Stock (9,835) | $0.00 | Feb. 6, 2028 | 9,835 | Acquired |
| May 1, 2024 | BIIB | Restricted Stock Unit | Common Stock (938) | $0.00 | May 1, 2026 | 938 | Disposed |
| Feb. 7, 2024 | BIIB | Restricted Stock Unit | Common Stock (5,405) | $0.00 | Feb. 7, 2027 | 5,405 | Acquired |
| May 1, 2023 | BIIB | Restricted Stock Unit | Common Stock (2,815) | $0.00 | May 1, 2026 | 2,815 | 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 |
|---|---|---|---|---|
| April 25, 2023 | BIIB | Common Stock | 0 | Direct |