BIOGEN INC

Insider Trading & Executive Data

BIIB
NASDAQ
Healthcare
Drug Manufacturers - General

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125 insider trades in the last year. Go beyond summary counts with transaction-level detail, compensation intelligence, and institutional ownership context.

Trade-level insider transactions with filing links, transaction codes, and footnotes
Executive compensation trends by role with year-over-year comparisons
Institutional ownership shifts by quarter with top-holder concentration data
Form 144 and Form 8-K monitoring with AI analysis and CSV export tools

Insider Activity Summary

Insider Trades (1Y)
125
91 in last 30 days
Buy / Sell (1Y)
55/70
Acquisitions / Dispositions
Unique Insiders (1Y)
20
Active in past year
Insider Positions
34
Current holdings
Position Status
26/8
Active / Exited
Institutional Holders
887
Latest quarter
Board Members
56

Compensation & Governance

Avg Total Compensation
$9.2M
Latest year: 2024
Executives Covered
11
Comp records available
Form 8-K Events (1Y)
1
Personnel Changes (1Y)
1
Bonus Plan Events (1Y)
0
Organization Changes (1Y)
0
Board Appointments (1Y)
0
Board Departures (1Y)
1

Restricted Sales

Form 144 Filings (1Y)
6
Form 144 Insiders (1Y)
3
Planned Sale Shares (1Y)
18.7K
Planned Sale Value (1Y)
$2.8M
Price
$192.09
Market Cap
$28.2B
Volume
4,975.066
EPS
$8.79
Revenue
$9.9B
Employees
7.5K
About BIOGEN INC

Company Overview

Biogen (BIIB) is a Massachusetts‑based biopharmaceutical company focused on neurology and rare diseases, with recent commercial momentum driven by rare‑disease launches (SKYCLARYS, QALSODY) and Alzheimer’s collaboration revenue from LEQEMBI, while legacy multiple sclerosis franchises (TECFIDERA, TYSABRI) face steep declines from generic and biosimilar competition. Q2 2025 showed 7.3% revenue growth to $2.646B and EPS improvement, but product mix, launch investments, contract manufacturing activity and amortization raised costs and compressed operating cash flow; cash and equivalents remained roughly $2.8B and working capital strengthened after near‑term debt redemptions. Management flags ongoing risks from pricing/reimbursement (including modest IRA impacts), manufacturing utilization and substantial contingent milestone exposure tied to collaborations (first HI‑Bio payment made; total potential ~ $4.3B). These operational and financial dynamics make near‑term performance highly sensitive to successful launches, milestone timing, and regulatory outcomes.

Executive Compensation Practices

At a drugmaker like Biogen, incentive pay is typically tied to commercial and clinical milestones as well as traditional financial metrics; expect annual bonuses and short‑term incentives linked to revenue growth, diluted EPS, operating cash flow and successful launch execution (SKYCLARYS, LEQEMBI) and long‑term equity awards tied to total shareholder return and program milestones. Given the company’s active partnering and substantial contingent payments, management awards likely include milestone‑contingent payouts and performance stock units that vest on regulatory/clinical achievements or sustained commercial performance. Cost control initiatives (Fit for Growth) and portfolio prioritization that reduced R&D this year suggest bonus scorecards may also include expense / efficiency targets and program discontinuation outcomes. Common pharma protections (change‑in‑control severance, clawbacks, and hold periods for equity) are likely present and can influence timing of grants and vesting around financings and acquisitions.

Insider Trading Considerations

Insiders at Biogen will be sensitive to windows around material events: earnings releases, FDA/regulatory decisions, major collaboration milestones (HI‑Bio, Stoke, City Therapeutics) and launch progress for LEQEMBI and rare‑disease products; Form 4 activity around those events can flag management confidence or need to cover tax/vesting obligations. Expect routine use of pre‑arranged 10b5‑1 plans to provide defensible trading windows given frequent binary regulatory outcomes and large equity compensation packages; atypical buys or sells outside established plans merit extra scrutiny. Because contingent milestone payments, financing events and amortization items materially affect cash flow and valuation, insider sales may also be driven by liquidity needs tied to taxes/vesting rather than negative private information—so correlate trades with vesting schedules, Form 4 notes and 10‑Ks/10‑Qs for context. Regulatory and pricing risks (IRA, reimbursement) mean material non‑public information is common, so Section 16 reporting timeliness and blackout compliance are particularly relevant for traders.

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