Insider trade

Director sold ~$121K of BIIB shares in the open market

Traded Aug 3, 2026 · Filed Aug 5, 2026

BiogenBIIB

~$121K
Reported value · 593 sh @ $203.34: 3,282
Holds after · shares reported: +10.4%
stock since the trade · S&P 500 +0.8%, $201.82 → $222.82 on Oct 1

Why it stands out

A board member of Biogen sold $121K of Biogen shares. Nobody planned it ahead of time.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Aug 3, 2026
Reporting period: Not applicable
Filed with the SEC: Aug 5, 2026

Director$100K–$500K

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$120,581

Shares × reported transaction price

Timing vs results

5 days after results of Jul 29, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $201.82 on Aug 3, 2026, 58% above its 52-week low and 7% below its high, after a 3% rise over the previous 30 trading days

52-week range $127.75 (Aug 7, 2025) to $216.63 (Jun 29, 2026), 83% of the way up, from 251 adjusted closes. 30 trading days earlier: $196.58 on Jun 18, 2026. Describes the past only, not a forecast

Planned / mechanical clue

None found in footnotes

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	+2.1%	+1.2%	+0.9%
30 days	+3.0%	-0.3%	+3.4%

Past results only. Not a forecast.

Source receipt

Record ID: 0000875045-26-000076
Filed / recorded: Aug 5, 2026, 8:03 PM UTC
Added to OQRO: Oct 2, 2026, 12:27 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: BIOGEN INC.
Issuer CIK: 875045
Ticker: BIIB
Reporting person: Lloyd Minor
Relationship: Director
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Aug 3, 2026
Transaction code: S
Shares / units: 593
Price per share: $203.34
Acquired / disposed: Disposed (D)
Shares owned after: 3,282
Ownership form: Direct
Amendment: No

Around the same time

5w ago

7,405Derivative units

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

5w ago

Congress tradeSits on House Ways and Means, Health

$1,001 - $15,000Reported range · official band, not an exact amount

3 different filers disclosed BIIB within 90 days. Disclosed 14 days after the transaction; reported as an official range, not an exact amount.

Why it stands out Official record

Director sold2mo ago

~$119KReported value · 593 sh @ $200.96

3,282 → 2,689 shares held−18% of their stake

A board member of Biogen sold $119K of Biogen shares. Nobody planned it ahead of time.

Why it stands out Official record

Why it stands out

Dates, kept separate

Context

After it was reported

Source receipt

Around the same time

7,405Derivative units

$1,001 - $15,000Reported range · official band, not an exact amount

~$119KReported value · 593 sh @ $200.96

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