Sage Therapeutics General Counsel Holds 30,950 Shares After RSU Vesting

Gregory L. Shiferman, Senior Vice President, General Counsel and Secretary of Sage Therapeutics (SAGE), reported a Form 4 filing on June 28, 2025, detailing changes in beneficial ownership.

Rhea-AI Filing Summary

Gregory L. Shiferman, Senior Vice President, General Counsel and Secretary of Sage Therapeutics (SAGE), reported a Form 4 filing on June 28, 2025, detailing changes in beneficial ownership.

Key transaction details:

• On June 24, 2025, Shiferman had 79 shares withheld for tax purposes at a price of $9.22 per share
• The withholding was related to the vesting of 234 time-based restricted stock units (RSUs) granted on October 28, 2021
• These RSUs vest on a schedule of 25% initial vesting on September 24, 2022, followed by twelve equal quarterly installments
• Following the transaction, Shiferman directly owns 30,950 shares of common stock

The transaction was executed under the company's 2014 Stock Option and Incentive Plan, with Brandon Marsh signing as attorney-in-fact for Shiferman on June 26, 2025.

Insider Trade Summary

Exercise Price or Tax Liability: 79 shares

Exercise Price or Tax Liability 1 txn

Insider Shiferman Gregory L.

Role See Remarks

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	79	$9.22	$728.38

Holdings After Transaction: Common Stock — 30,950 shares (Direct)

Footnotes (1)

1. F1. On June 24, 2025, the reporting person vested 234 shares of time-based restricted stock units (RSUs) granted on October 28, 2021 under the Sage Therapeutics, Inc. 2014 Stock Option and Incentive Plan. This grant vested 25% on September 24, 2022, and vests quarterly thereafter in twelve equal installments. Represents shares withheld to satisfy tax withholding obligations on the vesting of restricted stock units.

FAQ

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

How many shares did SAGE's General Counsel Gregory Shiferman dispose of on June 24, 2025?

According to the Form 4 filing, Gregory Shiferman disposed of 79 shares of SAGE common stock at a price of $9.22 per share. These shares were withheld to satisfy tax withholding obligations related to the vesting of restricted stock units (RSUs).

How many SAGE shares does Gregory Shiferman own after the June 24, 2025 transaction?

Following the reported transaction, Gregory Shiferman directly owns 30,950 shares of SAGE Therapeutics common stock.

What is the vesting schedule for Gregory Shiferman's RSUs at SAGE Therapeutics?

The RSUs granted on October 28, 2021, vest according to the following schedule: 25% vested on September 24, 2022, with the remaining amount vesting quarterly in twelve equal installments thereafter.

What position does Gregory Shiferman hold at SAGE Therapeutics?

Gregory Shiferman serves as Senior Vice President, General Counsel and Secretary at SAGE Therapeutics, Inc.

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

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Accepted by SEC EDGAR 06/26/2025 - 04:02 PM EDT Learn about SEC filing dates

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^*

Shiferman Gregory L.

(Last) (First) (Middle)

C/O SAGE THERAPEUTICS, INC.

55 CAMBRIDGE PARKWAY

(Street)

CAMBRIDGE MA 02142

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Sage Therapeutics, Inc. [ SAGE ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
06/24/2025

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

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

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

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	06/24/2025		F		79(1)	D	$9.22	30,950	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. On June 24, 2025, the reporting person vested 234 shares of time-based restricted stock units (RSUs) granted on October 28, 2021 under the Sage Therapeutics, Inc. 2014 Stock Option and Incentive Plan. This grant vested 25% on September 24, 2022, and vests quarterly thereafter in twelve equal installments. Represents shares withheld to satisfy tax withholding obligations on the vesting of restricted stock units.

Remarks:

Senior Vice President, General Counsel and Secretary

	Brandon Marsh, attorney in fact for Gregory L. Shiferman	06/26/2025
	** 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.
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