MSCI director buys 1,786 shares at $560

MSCI Inc. director Rajat Taneja disclosed an open-market purchase that increased his direct holdings to 5,404 shares.

Rhea-AI Filing Summary

MSCI Inc. (MSCI) director Rajat Taneja reported an open-market purchase of 1,786 shares of MSCI common stock on September 2, 2026 at a price of $560.00 per share. Following this transaction, he directly holds 5,404 shares of MSCI common stock. No Rule 10b5-1 trading plan is reported.

Insider Trade Summary

Net Buyer: 1,786 shares

Net Buy 1 txn

Insider Taneja Rajat

Role Director

Bought 1,786 shs ($1.00M)

Type	Security	Shares	Price	Value
Purchase	Common Stock	1,786	$560.00	$1.00M

Holdings After Transaction: Common Stock — 5,404 shares (Direct)

Key Figures

Shares purchased: 1,786 shares Purchase price per share: $560.00 per share Shares owned after transaction: 5,404 shares

3 metrics

Shares purchased 1,786 shares Common Stock purchased by director on September 2, 2026

Purchase price per share $560.00 per share Price for the 1,786 shares of Common Stock purchased

Shares owned after transaction 5,404 shares Director’s direct holdings of MSCI common stock following the purchase

Key Terms

Common Stock, open-market, Rule 10b5-1

3 terms

Common Stock financial

"reported an open-market purchase of 1,786 shares of MSCI common stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

open-market financial

"purchase in open market or private transaction on September 2, 2026"

Open-market describes trading that happens in a public marketplace where many buyers and sellers can freely buy and sell securities or assets, like stocks or bonds, rather than through a private agreement. It matters to investors because prices in an open market reflect real-time supply and demand, making it easier to buy or sell quickly and to gauge fair market value — like checking a public price board instead of negotiating one-on-one.

Rule 10b5-1 regulatory

"No Rule 10b5-1 trading plan is reported for this transaction"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

FAQ

What insider transaction did MSCI (MSCI) disclose in this Form 4?

The filing reports that director Rajat Taneja purchased 1,786 shares of MSCI common stock in an open-market or private transaction on September 2, 2026 at $560.00 per share.

How many MSCI (MSCI) shares does Rajat Taneja own after this transaction?

After the reported purchase, director Rajat Taneja directly holds 5,404 shares of MSCI common stock, according to the Form 4 disclosure.

Was the MSCI (MSCI) insider trade made under a Rule 10b5-1 trading plan?

No. The Form 4 indicates that the Rule 10b5-1 trading plan box is not checked, so the reported purchase was not affirmed as made under a Rule 10b5-1 plan.

What was the purchase price in the MSCI (MSCI) insider transaction?

The reported transaction shows that 1,786 shares of MSCI common stock were purchased at a price of $560.00 per share on September 2, 2026.

Is the MSCI (MSCI) insider transaction a buy or sell?

The Form 4 reports a purchase of MSCI common stock by director Rajat Taneja, coded as an open-market or private transaction, increasing his direct holdings to 5,404 shares.

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Available on EDGAR 09/04/2026 - 04:01 PM Accepted by SEC EDGAR 09/04/2026 - 04:00 PM 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^*

Taneja Rajat

(Last) (First) (Middle)

MSCI INC.

7 WORLD TRADE CENTER, 250 GREENWICH ST.

(Street)

NEW YORK NEW YORK 10007

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
MSCI Inc. [ MSCI ]

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)
09/02/2026

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	09/02/2026		P		1,786	A	$560	5,404	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:

Remarks:

	/s/ Cecilia Aza, attorney-in-fact	09/04/2026
	** 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)