Biogen (BIIB) director Lloyd Minor receives 1,505-share equity award in Form 4 filing

Rhea-AI Filing Summary

Minor Lloyd reported acquisition or exercise transactions in this Form 4 filing.

Biogen Inc. director Lloyd Minor received an equity award of 1,505 restricted stock units. These units were granted at no cash cost and increase his direct holdings to 3,875 shares of common stock. The restricted stock units vest on the earlier of the next annual meeting or the June 9, 2026 grant anniversary.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Minor Lloyd

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,505	$0.00	--

Holdings After Transaction: Common Stock — 3,875 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Equity award size: 1,505 units Holdings after award: 3,875 shares Grant price per share: $0.0000 +2 more

5 metrics

Equity award size 1,505 units Restricted stock units granted to director Lloyd Minor

Holdings after award 3,875 shares Total Biogen common stock directly held after transaction

Grant price per share $0.0000 No cash cost for restricted stock unit grant

Transaction code A Grant, award, or other acquisition of equity

Vesting date reference June 9, 2026 Latest possible vesting date; earlier of next annual meeting or this date

Key Terms

restricted stock units, annual meeting, Form 4, Grant, award, or other acquisition

4 terms

restricted stock units financial

"The restricted stock units vest on the earlier of (i) the next annual meeting"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

annual meeting regulatory

"vest on the earlier of (i) the next annual meeting or (ii) the anniversary"

A company's annual meeting is a yearly gathering where owners (shareholders) and the board review performance, ask questions, and vote on key matters like electing directors, approving auditor choices, and sometimes setting pay or dividend policies. For investors it matters because decisions made and votes cast can change who runs the company, influence strategy and payouts, and affect the value or direction of their investment—similar to a homeowners’ meeting where rules and leaders that shape your property’s value are decided.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Grant, award, or other acquisition financial

"transaction_code_description": "Grant, award, or other acquisition""

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Minor Lloyd

(Last) (First) (Middle)

225 BINNEY STREET

(Street)

CAMBRIDGE MASSACHUSETTS 02142

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
BIOGEN INC. [ BIIB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/09/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/09/2026		A		1,505(1)	A	$0	3,875	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The restricted stock units vest on the earlier of (i) the next annual meeting or (ii) the anniversary of the date of grant of June 9, 2026.

	/s/ Wendell Taylor, attorney-in-fact for Dr. Minor	06/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Biogen (BIIB) director Lloyd Minor report?

Lloyd Minor reported receiving an award of 1,505 restricted stock units. These are compensation-related equity units, not an open-market stock purchase, and they will convert into common shares when they vest under the specified schedule.

How many Biogen (BIIB) shares does Lloyd Minor hold after this Form 4?

After the award, Lloyd Minor reports direct ownership of 3,875 Biogen common shares. This total includes the newly granted 1,505 restricted stock units that will settle into common stock once the vesting conditions are satisfied in the future.

Was Lloyd Minor’s Biogen (BIIB) equity grant an open-market stock purchase?

No, the filing shows a Form 4 code "A" grant or award. The 1,505 units were provided as an equity compensation award at no stated purchase price, rather than shares bought by Minor in the open market.

When do Lloyd Minor’s Biogen (BIIB) restricted stock units vest?

The restricted stock units vest on the earlier of the next annual meeting or the June 9, 2026 grant anniversary. This means vesting is tied to either shareholder meeting timing or the one-year mark from the award date.

What does the Form 4 code "A" mean in the Biogen (BIIB) filing?

In this Form 4, transaction code "A" indicates a grant, award, or other acquisition. It confirms that the 1,505 units were issued as an equity award to Lloyd Minor rather than acquired through a purchase transaction in the open market.