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Indivior's Barlow acquires 41,652 shares in merger

Converted awards remained subject to substantially the same terms and conditions, including vesting, except performance stock units became time-vesting restricted stock units.

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Form Type
4

Rhea-AI Filing Summary

Indivior Pharmaceuticals, Inc. (renamed Supernus, Inc. in connection with the merger) reports that director Carrolee Barlow acquired 41,652 common shares on November 2, 2026, in exchange for Barlow's former Supernus Pharmaceuticals shares. Each outstanding Supernus Pharmaceuticals share converted into the right to receive 1.5401 shares of Indivior common stock; Barlow received no cash consideration other than cash in lieu of a fractional share. Outstanding equity awards were also assumed and converted into corresponding awards. Barlow's 4,603 restricted stock units settle in common stock upon vesting on February 18, 2027.

Insider Barlow Carrolee
Role Director
Type Security Shares Price Value
Other Restricted Stock Units F2, F3 4,603 $0.00 $0.00
Other Director Stock Option (right to buy) F2 15,729 $0.00 $0.00
Other Director Stock Option (right to buy) F2 19,138 $0.00 $0.00
Other Director Stock Option (right to buy) F2 14,330 $0.00 $0.00
Other Director Stock Option (right to buy) F2 11,342 $0.00 $0.00
Other Director Stock Option (right to buy) F2 10,545 $0.00 $0.00
Other Director Stock Option (right to buy) F2 9,691 $0.00 $0.00
Other Director Stock Option (right to buy) F2 12,708 $0.00 $0.00
Other Director Stock Option (right to buy) F2 11,236 $0.00 $0.00
Other Director Stock Option (right to buy) F2 7,665 $0.00 $0.00
Other Common Stock F1 41,652 $0.00 $0.00
Holdings After Transaction: Restricted Stock Units — 4,603 contracts (Direct); Director Stock Option (right to buy) — 112,384 contracts (Direct); Common Stock — 41,652 shares (Direct)
Footnotes (3)
  1. F1. Pursuant to the Agreement and Plan of Merger, dated as of August 1, 2026, by and among Indivior Pharmaceuticals, Inc. ("Indivior"), Artemis Merger Sub Inc. and Supernus Pharmaceuticals, Inc. ("Supernus Pharmaceuticals"), at the effective time of the merger on 11/2/26, Artemis Merger Sub Inc. merged with and into Supernus Pharmaceuticals, with Supernus Pharmaceuticals surviving as a wholly-owned subsidiary of Indivior. At the effective time, each outstanding share of Supernus Pharmaceuticals common stock was cancelled and automatically converted into the right to receive 1.5401 shares of Indivior common stock. In connection with the merger, Indivior changed its name to "Supernus, Inc." The reporting person's shares of Supernus Pharmaceuticals common stock were disposed of, and the shares of Supernus, Inc. common stock received in exchange were acquired, pursuant to the merger. The reporting person received no cash consideration other than cash in lieu of a fractional share.
  2. F2. Pursuant to the Agreement and Plan of Merger, dated as of August 1, 2026, by and among Indivior Pharmaceuticals, Inc. ("Indivior"), Artemis Merger Sub Inc. and Supernus Pharmaceuticals, Inc. ("Supernus Pharmaceuticals"), at the effective time of the merger on 11/2/2026, each outstanding Supernus Pharmaceuticals equity award was assumed by Indivior (renamed Supernus, Inc.) and automatically converted into a corresponding Supernus, Inc. equity award covering the number of Supernus, Inc. shares equal to the number of Supernus Pharmaceuticals shares subject to the award multiplied by the 1.5401 exchange ratio (rounded down), with the per-share exercise price divided by the exchange ratio and rounded up to the nearest whole cent. Each converted award is subject to substantially the same terms and conditions, including vesting, that applied immediately prior to the effective time, except that performance stock unit awards were converted into time-vesting restricted stock units.
  3. F3. These restricted stock units are settled in common stock upon vesting, which occurs on February 18, 2027.
Common shares acquired 41,652 shares Received in the merger on November 2, 2026
Merger exchange ratio 1.5401 shares per share Indivior common shares for each outstanding Supernus Pharmaceuticals common share
Restricted stock units 4,603 units Settle in common stock upon vesting on February 18, 2027
Converted director stock option shares 15,729 underlying shares Exercise price $37.76 per share; expiration June 27, 2028
Converted director stock option shares 19,138 underlying shares Exercise price $23.87 per share; expiration February 22, 2029
exchange ratio financial
"multiplied by the 1.5401 exchange ratio (rounded down)"
The exchange ratio is the number used to decide how many shares of one company you get for each share you own in another company during a merger or acquisition. It’s like a recipe that tells you how to swap shares fairly, ensuring both companies’ values are balanced. This ratio matters because it determines how ownership divides between the companies' shareholders.
equity award financial
"each outstanding Supernus Pharmaceuticals equity award was assumed"
An equity award is a form of pay where a company gives employees, executives or other stakeholders the right to own or buy company shares—either immediately or after meeting certain conditions. Think of it like receiving slices of the company pie now or coupons to claim slices later; it matters to investors because it affects ownership dilution, executive incentives and reported compensation costs, and signals how management is being rewarded and retained.
restricted stock units financial
"These restricted stock units are settled in common stock upon vesting"
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.
time-vesting restricted stock units financial
"converted into time-vesting restricted stock units"
cash in lieu of a fractional share financial
"cash in lieu of a fractional share"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many INDV shares did Carrolee Barlow receive in the merger?

Director Carrolee Barlow acquired 41,652 common shares on November 2, 2026. Each outstanding Supernus Pharmaceuticals common share converted into the right to receive 1.5401 Indivior common shares, and Barlow received no cash consideration other than cash in lieu of a fractional share.

How were Carrolee Barlow's equity awards converted in the INDV merger?

Indivior assumed and automatically converted outstanding Supernus Pharmaceuticals equity awards into corresponding awards, applying the 1.5401 exchange ratio to share amounts and rounding down. Per-share exercise prices were divided by the ratio and rounded up to the nearest whole cent. Converted awards retained substantially the same terms and vesting, except performance stock units became time-vesting restricted stock units.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 4
FORM 4UNITED 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*
Barlow Carrolee

(Last)(First)(Middle)
C/O SUPERNUS, INC., 9715 KEY WEST AVENUE

(Street)
ROCKVILLE MARYLAND 20850

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Supernus, Inc. [ SUPN ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
11/02/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock11/02/2026J(1)41,652A$0.00(1)41,652D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Units$0.0011/02/2026J(2)4,60302/18/2027(3) (3)Common Stock4,603$0.004,603D
Director Stock Option (right to buy)$37.7611/02/2026J(2)15,72906/27/201906/27/2028Common Stock15,729$0.0015,729D
Director Stock Option (right to buy)$23.8711/02/2026J(2)19,13802/22/202002/22/2029Common Stock19,138$0.0019,138D
Director Stock Option (right to buy)$15.5811/02/2026J(2)14,33002/21/202102/21/2030Common Stock14,330$0.0014,330D
Director Stock Option (right to buy)$19.2311/02/2026J(2)11,34202/19/202202/19/2031Common Stock11,342$0.0011,342D
Director Stock Option (right to buy)$20.9111/02/2026J(2)10,54502/22/202302/22/2032Common Stock10,545$0.0010,545D
Director Stock Option (right to buy)$25.0711/02/2026J(2)9,69102/23/202402/23/2033Common Stock9,691$0.009,691D
Director Stock Option (right to buy)$18.1511/02/2026J(2)12,70802/22/202502/22/2034Common Stock12,708$0.0012,708D
Director Stock Option (right to buy)$21.7711/02/2026J(2)11,23602/19/202602/19/2035Common Stock11,236$0.0011,236D
Director Stock Option (right to buy)$32.611/02/2026J(2)7,66502/18/202702/18/2036Common Stock7,665$0.007,665D
Explanation of Responses:
1. Pursuant to the Agreement and Plan of Merger, dated as of August 1, 2026, by and among Indivior Pharmaceuticals, Inc. ("Indivior"), Artemis Merger Sub Inc. and Supernus Pharmaceuticals, Inc. ("Supernus Pharmaceuticals"), at the effective time of the merger on 11/2/26, Artemis Merger Sub Inc. merged with and into Supernus Pharmaceuticals, with Supernus Pharmaceuticals surviving as a wholly-owned subsidiary of Indivior. At the effective time, each outstanding share of Supernus Pharmaceuticals common stock was cancelled and automatically converted into the right to receive 1.5401 shares of Indivior common stock. In connection with the merger, Indivior changed its name to "Supernus, Inc." The reporting person's shares of Supernus Pharmaceuticals common stock were disposed of, and the shares of Supernus, Inc. common stock received in exchange were acquired, pursuant to the merger. The reporting person received no cash consideration other than cash in lieu of a fractional share.
2. Pursuant to the Agreement and Plan of Merger, dated as of August 1, 2026, by and among Indivior Pharmaceuticals, Inc. ("Indivior"), Artemis Merger Sub Inc. and Supernus Pharmaceuticals, Inc. ("Supernus Pharmaceuticals"), at the effective time of the merger on 11/2/2026, each outstanding Supernus Pharmaceuticals equity award was assumed by Indivior (renamed Supernus, Inc.) and automatically converted into a corresponding Supernus, Inc. equity award covering the number of Supernus, Inc. shares equal to the number of Supernus Pharmaceuticals shares subject to the award multiplied by the 1.5401 exchange ratio (rounded down), with the per-share exercise price divided by the exchange ratio and rounded up to the nearest whole cent. Each converted award is subject to substantially the same terms and conditions, including vesting, that applied immediately prior to the effective time, except that performance stock unit awards were converted into time-vesting restricted stock units.
3. These restricted stock units are settled in common stock upon vesting, which occurs on February 18, 2027.
/s/ Timothy C. Dec, as attorney-in-fact11/04/2026
** Signature of Reporting PersonDate
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)

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