Last 12 months
Inside the activity.
32 purchase rows · 7 sale rows
Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.Monthly counts
| Month | Purchases | Sales |
|---|---|---|
| Nov 2025 | 0 | 1 |
| Dec 2025 | 19 | 1 |
| Jan 2026 | 0 | 0 |
| Feb 2026 | 5 | 0 |
| Mar 2026 | 0 | 1 |
| Apr 2026 | 0 | 2 |
| May 2026 | 7 | 0 |
| Jun 2026 | 0 | 1 |
| Jul 2026 | 0 | 0 |
| Aug 2026 | 0 | 0 |
| Sep 2026 | 1 | 0 |
| Oct 2026 | 0 | 1 |
Latest available
Insider transactions
Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”
The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.
| Transaction date | Owner / reported role | Activity / security | Shares / units | Reported price | Reported value | Details |
|---|---|---|---|---|---|---|
| October 12, 2026 Filed Oct 14, 2026 20:06 UTC |
Wiechmann Andrew C.Chief Financial Officer
|
SaleCommon Stock | 450 | $570.00 | $256,500.00 |
DisclosureSEC source: 0001769683-26-000013 · wk-form4_1792008396.xml · nonDerivative · entry 1 Wiechmann Andrew C. · CIK 0001769683 · Chief Financial Officer 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 21,644 F1 · shares: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 3, 2025. Read SEC document |
| September 02, 2026 Filed Sep 4, 2026 20:00 UTC |
Taneja RajatDirector
|
PurchaseCommon Stock | 1,786 | $560.00 | $1,000,160.00 |
DisclosureSEC source: 0001532601-26-000007 · wk-form4_1788552024.xml · nonDerivative · entry 1 Taneja Rajat · CIK 0001532601 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 5,404 Read SEC document |
| August 28, 2026 Filed Sep 1, 2026 20:15 UTC |
Yang JuneDirector
|
GrantCommon Stock | 2 | $0.00 | $0.00 |
DisclosureSEC source: 0002008967-26-000011 · wk-form4_1788293707.xml · nonDerivative · entry 1 Yang June · CIK 0002008967 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 906 F1 · shares: Shares acquired by the Reporting Person in connection with MSCI Inc.'s payment of a dividend. Of the shares reported, 1 share is attributable to the Reporting Person's unvested RSUs and remains subject to the same vesting conditions as the underlying RSUs. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of 1 share until the 60th day after such Reporting Person's "separation from service" as a director and 1 share until the earlier of June 1, 2031 and the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| August 28, 2026 Filed Sep 1, 2026 20:14 UTC |
RIEFLER LINDA HDirector
|
GrantCommon Stock | 8 | $0.00 | $0.00 |
DisclosureSEC source: 0001366334-26-000010 · wk-form4_1788293679.xml · nonDerivative · entry 1 RIEFLER LINDA H · CIK 0001366334 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 20,998 F1 · shares: Shares acquired by the Reporting Person in connection with MSCI Inc.'s payment of a dividend. Of the shares reported, 1 share is attributable to the Reporting Person's unvested RSUs and remains subject to the same vesting conditions as the underlying RSUs. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of the shares until the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| August 28, 2026 Filed Sep 1, 2026 20:14 UTC |
Matlock RobinDirector
|
GrantCommon Stock | 6 | $0.00 | $0.00 |
DisclosureSEC source: 0001781215-26-000017 · wk-form4_1788293660.xml · nonDerivative · entry 1 Matlock Robin · CIK 0001781215 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,037 F1 · shares: Shares acquired by the Reporting Person in connection with MSCI Inc.'s payment of a dividend. Of the shares reported, 1 share is attributable to the Reporting Person's unvested RSUs and remains subject to the same vesting conditions as the underlying RSUs. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of the shares until the earlier of June 1, 2033 and the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| June 10, 2026 Filed Jun 12, 2026 16:07 UTC |
Wiechmann Andrew C.Chief Financial Officer
|
SaleCommon Stock | 450 | $604.56 | $272,052.00 |
DisclosureSEC source: 0001769683-26-000010 · wk-form4_1781294830.xml · nonDerivative · entry 1 Wiechmann Andrew C. · CIK 0001769683 · Chief Financial Officer 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 22,094 F1 · shares: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 3, 2025. Read SEC document |
| June 02, 2026 Filed Jun 4, 2026 20:05 UTC |
Taneja RajatDirector
|
GrantCommon Stock | 42 | $0.00 | $0.00 |
DisclosureSEC source: 0001532601-26-000005 · wk-form4_1780603535.xml · nonDerivative · entry 1 Taneja Rajat · CIK 0001532601 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,618 F1 · shares: Represents shares received, at the Reporting Person's election, in lieu of the Reporting Person's pro-rated cash retainer for committee service. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:06 UTC |
Yang JuneDirector
|
GrantCommon Stock | 2 | $0.00 | $0.00 |
DisclosureSEC source: 0002008967-26-000007 · wk-form4_1780430760.xml · nonDerivative · entry 1 Yang June · CIK 0002008967 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 904 F1 · shares: Shares acquired by the Reporting Person in connection with MSCI Inc.'s payment of a dividend. Of the shares reported, 1 share is attributable to the Reporting Person's unvested RSUs and remains subject to the same vesting conditions as the underlying RSUs. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of 1 share until the 60th day after such Reporting Person's "separation from service" as a director and 1 share until the earlier of June 1, 2031 and the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
Matlock RobinDirector
|
GrantCommon Stock | 6 | $0.00 | $0.00 |
DisclosureSEC source: 0001781215-26-000015 · wk-form4_1780430730.xml · nonDerivative · entry 1 Matlock Robin · CIK 0001781215 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,031 F1 · shares: Shares acquired by the Reporting Person in connection with MSCI Inc.'s payment of a dividend. Of the shares reported, 1 share is attributable to the Reporting Person's unvested RSUs and remains subject to the same vesting conditions as the underlying RSUs. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of the shares until the earlier of June 1, 2033 and the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| May 29, 2026 Filed Jun 2, 2026 20:05 UTC |
RIEFLER LINDA HDirector
|
GrantCommon Stock | 7 | $0.00 | $0.00 |
DisclosureSEC source: 0001366334-26-000008 · wk-form4_1780430699.xml · nonDerivative · entry 1 RIEFLER LINDA H · CIK 0001366334 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 20,990 F1 · shares: Shares acquired by the Reporting Person in connection with MSCI Inc.'s payment of a dividend. Of the shares reported, 1 share is attributable to the Reporting Person's unvested RSUs and remains subject to the same vesting conditions as the underlying RSUs. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of the shares until the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| May 15, 2026 Filed May 18, 2026 16:10 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 80 | $565.17 | $45,213.60 |
DisclosureSEC source: 0001416750-26-000011 · wk-form4_1779135010.xml · nonDerivative · entry 7 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,731,961 F7 · price: This transaction was executed in multiple trades at prices ranging from $565.16 to $565.17. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| May 15, 2026 Filed May 18, 2026 16:10 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 400 | $564.42 | $225,768.00 |
DisclosureSEC source: 0001416750-26-000011 · wk-form4_1779135010.xml · nonDerivative · entry 6 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,731,881 F6 · price: This transaction was executed in multiple trades at prices ranging from $564.12 to $564.74. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| May 15, 2026 Filed May 18, 2026 16:10 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 800 | $563.39 | $450,712.00 |
DisclosureSEC source: 0001416750-26-000011 · wk-form4_1779135010.xml · nonDerivative · entry 5 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,731,481 F5 · price: This transaction was executed in multiple trades at prices ranging from $563.03 to $563.90. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| May 15, 2026 Filed May 18, 2026 16:10 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 1,122 | $562.47 | $631,091.34 |
DisclosureSEC source: 0001416750-26-000011 · wk-form4_1779135010.xml · nonDerivative · entry 4 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,730,681 F4 · price: This transaction was executed in multiple trades at prices ranging from $562.01 to $562.96. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| May 15, 2026 Filed May 18, 2026 16:10 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 1,238 | $561.56 | $695,211.28 |
DisclosureSEC source: 0001416750-26-000011 · wk-form4_1779135010.xml · nonDerivative · entry 3 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,729,559 F3 · price: This transaction was executed in multiple trades at prices ranging from $560.91 to $561.88. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| May 15, 2026 Filed May 18, 2026 16:10 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 240 | $560.28 | $134,467.20 |
DisclosureSEC source: 0001416750-26-000011 · wk-form4_1779135010.xml · nonDerivative · entry 2 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,728,321 F2 · price: This transaction was executed in multiple trades at prices ranging from $559.90 to $560.75. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| May 15, 2026 Filed May 18, 2026 16:10 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 120 | $559.40 | $67,128.00 |
DisclosureSEC source: 0001416750-26-000011 · wk-form4_1779135010.xml · nonDerivative · entry 1 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,728,081 F1 · price: This transaction was executed in multiple trades at prices ranging from $558.85 to $559.83. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:06 UTC |
Yang JuneDirector
|
GrantCommon Stock | 388 | $0.00 | $0.00 |
DisclosureSEC source: 0002008967-26-000005 · wk-form4_1778011568.xml · nonDerivative · entry 1 Yang June · CIK 0002008967 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 902 F1 · shares: Restricted stock units vesting on May 1, 2027. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of the shares until the earlier of June 1, 2031 and the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:06 UTC |
Rattray Sandy C.Director
|
GrantCommon Stock | 388 | $0.00 | $0.00 |
DisclosureSEC source: 0001801716-26-000003 · wk-form4_1778011557.xml · nonDerivative · entry 2 Rattray Sandy C. · CIK 0001801716 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,805 F2 · shares: Restricted stock units vesting on May 1, 2027. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:06 UTC |
Rattray Sandy C.Director
|
Tax withholdingCommon Stock | 32 | $0.00 | $0.00 |
DisclosureSEC source: 0001801716-26-000003 · wk-form4_1778011557.xml · nonDerivative · entry 1 Rattray Sandy C. · CIK 0001801716 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,417 F1 · shares: Represents shares reacquired by MSCI Inc. to satisfy tax withholding obligations in connection with the vesting and conversion to shares of 385 restricted stock units ("RSUs") granted on May 1, 2025. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:06 UTC |
Volent PaulaDirector
|
GrantCommon Stock | 388 | $0.00 | $0.00 |
DisclosureSEC source: 0001801717-26-000003 · wk-form4_1778011599.xml · nonDerivative · entry 1 Volent Paula · CIK 0001801717 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 4,245 F1 · shares: Restricted stock units vesting on May 1, 2027. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:05 UTC |
Ashe Robert G.Director
|
GrantCommon Stock | 202 | $0.00 | $0.00 |
DisclosureSEC source: 0001414310-26-000005 · wk-form4_1778011522.xml · nonDerivative · entry 2 Ashe Robert G. · CIK 0001414310 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,168 Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:05 UTC |
Ashe Robert G.Director
|
GrantCommon Stock | 490 | $0.00 | $0.00 |
DisclosureSEC source: 0001414310-26-000005 · wk-form4_1778011522.xml · nonDerivative · entry 1 Ashe Robert G. · CIK 0001414310 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 966 F1 · shares: Restricted stock units vesting on May 1, 2027. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:06 UTC |
RIEFLER LINDA HDirector
|
GrantCommon Stock | 388 | $0.00 | $0.00 |
DisclosureSEC source: 0001366334-26-000006 · wk-form4_1778011591.xml · nonDerivative · entry 1 RIEFLER LINDA H · CIK 0001366334 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 20,983 F1 · shares: Restricted stock units vesting on May 1, 2027. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of the shares until the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:06 UTC |
Perold Jacques PDirector
|
GrantCommon Stock | 388 | $0.00 | $0.00 |
DisclosureSEC source: 0001648837-26-000003 · wk-form4_1778011583.xml · nonDerivative · entry 1 Perold Jacques P · CIK 0001648837 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 6,272 F1 · shares: Restricted stock units vesting on May 1, 2027. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:06 UTC |
Smith Marcus L.Director
|
GrantCommon Stock | 388 | $0.00 | $0.00 |
DisclosureSEC source: 0001718950-26-000005 · wk-form4_1778011576.xml · nonDerivative · entry 1 Smith Marcus L. · CIK 0001718950 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 5,444 F1 · shares: Restricted stock units vesting on May 1, 2027. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:05 UTC |
Taneja RajatDirector
|
GrantCommon Stock | 177 | $0.00 | $0.00 |
DisclosureSEC source: 0001532601-26-000003 · wk-form4_1778011549.xml · nonDerivative · entry 2 Taneja Rajat · CIK 0001532601 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,576 Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:05 UTC |
Taneja RajatDirector
|
GrantCommon Stock | 388 | $0.00 | $0.00 |
DisclosureSEC source: 0001532601-26-000003 · wk-form4_1778011549.xml · nonDerivative · entry 1 Taneja Rajat · CIK 0001532601 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,399 F1 · shares: Restricted stock units vesting on May 1, 2027. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:05 UTC |
Seitz MichelleDirector
|
GrantCommon Stock | 388 | $0.00 | $0.00 |
DisclosureSEC source: 0001836301-26-000012 · wk-form4_1778011531.xml · nonDerivative · entry 1 Seitz Michelle · CIK 0001836301 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,059 F1 · shares: Restricted stock units vesting on May 1, 2027. Read SEC document |
| May 01, 2026 Filed May 5, 2026 20:05 UTC |
Matlock RobinDirector
|
GrantCommon Stock | 388 | $0.00 | $0.00 |
DisclosureSEC source: 0001781215-26-000011 · wk-form4_1778011542.xml · nonDerivative · entry 1 Matlock Robin · CIK 0001781215 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,025 F1 · shares: Restricted stock units vesting on May 1, 2027. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of the shares until the earlier of June 1, 2033 and the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| April 28, 2026 Filed Apr 30, 2026 16:05 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
GiftCommon Stock | 75,707 | $0.00 | $0.00 |
DisclosureSEC source: 0001416750-26-000009 · wk-form4_1777579518.xml · nonDerivative · entry 2 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Indirect · By Fernandez 2007 Children's Trust Disclosed balance after: 410,776 F2 · balance_after: The reported transaction reflects the distribution of the remaining shares held by the 2024 GRAT to The Fernandez 2007 Children's Trust upon the scheduled termination of the 2024 GRAT. The spouse of the Reporting Person is the trustee of The Fernandez 2007 Children's Trust. Read SEC document |
| April 28, 2026 Filed Apr 30, 2026 16:05 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
GiftCommon Stock | 75,707 | $0.00 | $0.00 |
DisclosureSEC source: 0001416750-26-000009 · wk-form4_1777579518.xml · nonDerivative · entry 1 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Indirect · By Henry Fernandez 2024 MSCI Annuity Trust Disclosed balance after: 0 F1 · balance_after: The balance shown reflects the transfer of 234,114 shares previously indirectly held by the Henry Fernandez 2024 MSCI Annuity Trust (the "2024 GRAT"), a grantor retained annuity trust established by the Reporting Person, to direct holdings of the Reporting Person, reflecting the final scheduled annuity payment from the 2024 GRAT. F2 · balance_after: The reported transaction reflects the distribution of the remaining shares held by the 2024 GRAT to The Fernandez 2007 Children's Trust upon the scheduled termination of the 2024 GRAT. The spouse of the Reporting Person is the trustee of The Fernandez 2007 Children's Trust. Read SEC document |
| April 24, 2026 Filed Apr 28, 2026 20:00 UTC |
Munari Alvise J.Chief Product Officer
|
SaleCommon Stock | 40 | $593.31 | $23,732.40 |
DisclosureSEC source: 0002101503-26-000009 · wk-form4_1777406449.xml · nonDerivative · entry 2 Munari Alvise J. · CIK 0002101503 · Chief Product Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 23,548 Read SEC document |
| April 24, 2026 Filed Apr 28, 2026 20:00 UTC |
Munari Alvise J.Chief Product Officer
|
SaleCommon Stock | 9,960 | $592.03 | $5,896,618.80 |
DisclosureSEC source: 0002101503-26-000009 · wk-form4_1777406449.xml · nonDerivative · entry 1 Munari Alvise J. · CIK 0002101503 · Chief Product Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 23,588 F1 · price: This transaction was executed in multiple trades at prices ranging from $592.00 to $592.99. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| March 17, 2026 Filed Mar 19, 2026 16:00 UTC |
Wiechmann Andrew C.Chief Financial Officer
|
SaleCommon Stock | 450 | $560.00 | $252,000.00 |
DisclosureSEC source: 0001769683-26-000008 · wk-form4_1773950425.xml · nonDerivative · entry 1 Wiechmann Andrew C. · CIK 0001769683 · Chief Financial Officer 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 22,544 F1 · shares: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 3, 2025. Read SEC document |
| February 27, 2026 Filed Mar 3, 2026 21:03 UTC |
Yang JuneDirector
|
GrantCommon Stock | 1 | $0.00 | $0.00 |
DisclosureSEC source: 0002008967-26-000002 · wk-form4_1772571832.xml · nonDerivative · entry 1 Yang June · CIK 0002008967 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 514 F1 · shares: Shares acquired by the Reporting Person in connection with MSCI Inc.'s payment of a dividend. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of the shares until the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| February 27, 2026 Filed Mar 3, 2026 21:03 UTC |
RIEFLER LINDA HDirector
|
GrantCommon Stock | 6 | $0.00 | $0.00 |
DisclosureSEC source: 0001366334-26-000002 · wk-form4_1772571805.xml · nonDerivative · entry 1 RIEFLER LINDA H · CIK 0001366334 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 20,595 F1 · shares: Shares acquired by the Reporting Person in connection with MSCI Inc.'s payment of a dividend. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of the shares until the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| February 27, 2026 Filed Mar 3, 2026 21:03 UTC |
Matlock RobinDirector
|
GrantCommon Stock | 5 | $0.00 | $0.00 |
DisclosureSEC source: 0001781215-26-000008 · wk-form4_1772571788.xml · nonDerivative · entry 1 Matlock Robin · CIK 0001781215 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,637 F1 · shares: Shares acquired by the Reporting Person in connection with MSCI Inc.'s payment of a dividend. Pursuant to the MSCI Inc. Non-Employee Directors Deferral Plan, the Reporting Person has elected to defer receipt of the shares until the earlier of June 1, 2033 and the 60th day after such Reporting Person's "separation from service" as a director. Read SEC document |
| February 18, 2026 Filed Feb 20, 2026 21:04 UTC |
Ashe Robert G.Director
|
PurchaseCommon Stock | 3,681 | $543.21 | $1,999,556.01 |
DisclosureSEC source: 0001414310-26-000002 · wk-form4_1771621443.xml · nonDerivative · entry 1 Ashe Robert G. · CIK 0001414310 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnote 3 Disclosed balance after: 22,290 F1 · price: This transaction was executed in multiple trades at prices ranging from $542.645 to $543.50. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. F2 · balance_after: The balance shown reflects the transfer of 759 shares previously directly held by the Reporting Person to indirect holdings by the Reporting Person. F3 · ownership.nature: The reported shares of the Issuer are directly held by 1000396766 Ontario Inc. ("Ontario Inc."), an entity over which the Reporting Person retains sole investment and voting control. The common shares of Ontario Inc. are held by the Ashe Trust, a trust of which the Reporting Person and his spouse are trustees and the Reporting Person, his spouse and his children are beneficiaries. Read SEC document |
| February 17, 2026 Filed Feb 17, 2026 18:02 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 200 | $520.00 | $104,000.00 |
DisclosureSEC source: 0001416750-26-000006 · wk-form4_1771369363.xml · nonDerivative · entry 4 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,493,847 Read SEC document |
| February 17, 2026 Filed Feb 17, 2026 18:02 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 360 | $519.45 | $187,002.00 |
DisclosureSEC source: 0001416750-26-000006 · wk-form4_1771369363.xml · nonDerivative · entry 3 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,493,647 F3 · price: This transaction was executed in multiple trades at prices ranging from $518.97 to $519.89. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| February 17, 2026 Filed Feb 17, 2026 18:02 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 240 | $517.32 | $124,156.80 |
DisclosureSEC source: 0001416750-26-000006 · wk-form4_1771369363.xml · nonDerivative · entry 2 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,493,287 F2 · price: This transaction was executed in multiple trades at prices ranging from $516.77 to $517.67. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| February 13, 2026 Filed Feb 17, 2026 18:02 UTC |
Fernandez Henry ADirector · Chairman and CEO
|
PurchaseCommon Stock | 6,000 | $524.18 | $3,145,080.00 |
DisclosureSEC source: 0001416750-26-000006 · wk-form4_1771369363.xml · nonDerivative · entry 1 Fernandez Henry A · CIK 0001416750 · Director · Chairman and CEO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,493,047 F1 · price: This transaction was executed in multiple trades at prices ranging from $523.68 to $524.65. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide, upon request, to the SEC staff, the issuer or the security holders of the issuer full information regarding the number of shares and prices at which each transaction was effected. Read SEC document |
| February 02, 2026 Filed Feb 4, 2026 16:06 UTC |
Wiechmann Andrew C.Chief Financial Officer
|
Tax withholdingCommon Stock | 470 | $624.75 | $293,632.50 |
DisclosureSEC source: 0001769683-26-000006 · wk-form4_1770239164.xml · nonDerivative · entry 1 Wiechmann Andrew C. · CIK 0001769683 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 22,994 F1 · shares: Represents shares reacquired by MSCI Inc. to satisfy tax withholding obligations in connection with the vesting and conversion to shares of 1,137 restricted stock units granted on February 2, 2023. Read SEC document |
| February 02, 2026 Filed Feb 4, 2026 16:04 UTC |
Gutowski Robert J.General Counsel
|
Tax withholdingCommon Stock | 276 | $624.75 | $172,431.00 |
DisclosureSEC source: 0001797266-26-000006 · wk-form4_1770239075.xml · nonDerivative · entry 1 Gutowski Robert J. · CIK 0001797266 · General Counsel 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 16,485 F1 · shares: Represents shares reacquired by MSCI Inc. to satisfy tax withholding obligations in connection with the vesting and conversion to shares of 731 restricted stock units granted on February 2, 2023. Read SEC document |
| February 02, 2026 Filed Feb 4, 2026 21:05 UTC |
Munari Alvise J.Chief Product Officer
|
Tax withholdingCommon Stock | 438 | $624.75 | $273,640.50 |
DisclosureSEC source: 0002101503-26-000006 · wk-form4_1770239108.xml · nonDerivative · entry 1 Munari Alvise J. · CIK 0002101503 · Chief Product Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 33,548 F1 · shares: Represents shares reacquired by MSCI Inc. to satisfy tax withholding obligations in connection with the vesting and conversion to shares of 1,218 restricted stock units granted on February 2, 2023. Read SEC document |
| February 02, 2026 Filed Feb 4, 2026 21:04 UTC |
Crum Scott AChief Human Resources Officer
|
Tax withholdingCommon Stock | 548 | $624.75 | $342,363.00 |
DisclosureSEC source: 0001204559-26-000006 · wk-form4_1770239039.xml · nonDerivative · entry 1 Crum Scott A · CIK 0001204559 · Chief Human Resources Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 16,904 F1 · shares: Represents shares reacquired by MSCI Inc. to satisfy tax withholding obligations in connection with the vesting and conversion to shares of 1,001 restricted stock units granted on February 2, 2023. Read SEC document |
| January 30, 2026 Filed Feb 3, 2026 16:02 UTC |
Wiechmann Andrew C.Chief Financial Officer
|
GrantCommon Stock | 1,825 | $0.00 | $0.00 |
DisclosureSEC source: 0001769683-26-000004 · wk-form4_1770152563.xml · nonDerivative · entry 1 Wiechmann Andrew C. · CIK 0001769683 · Chief Financial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 23,464 F1 · shares: Restricted stock units ("RSUs") that are expected to vest and convert to shares on the third anniversary of the grant date. The final number of shares issued upon vesting will be between 100% and 130% of the target number of RSUs based on achievement of a performance metric for the for the 2026 fiscal year (January 1, 2026 through December 31, 2026). Read SEC document |
| January 30, 2026 Filed Feb 3, 2026 16:01 UTC |
Gutowski Robert J.General Counsel
|
GrantCommon Stock | 1,086 | $0.00 | $0.00 |
DisclosureSEC source: 0001797266-26-000004 · wk-form4_1770152462.xml · nonDerivative · entry 1 Gutowski Robert J. · CIK 0001797266 · General Counsel 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 16,761 F1 · shares: Restricted stock units ("RSUs") that are expected to vest and convert to shares on the third anniversary of the grant date. The final number of shares issued upon vesting will be between 100% and 130% of the target number of RSUs based on achievement of a performance metric for the for the 2026 fiscal year (January 1, 2026 through December 31, 2026). Read SEC document |
| January 30, 2026 Filed Feb 3, 2026 21:02 UTC |
Read Craig JackGlobal Controller
|
GrantCommon Stock | 790 | $0.00 | $0.00 |
DisclosureSEC source: 0001747805-26-000002 · wk-form4_1770152530.xml · nonDerivative · entry 1 Read Craig Jack · CIK 0001747805 · Global Controller 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,177 F1 · shares: Restricted stock units ("RSUs") that are expected to vest and convert to shares on the third anniversary of the grant date. The final number of shares issued upon vesting will be between 100% and 130% of the target number of RSUs based on achievement of a performance metric for the for the 2026 fiscal year (January 1, 2026 through December 31, 2026). Read SEC document |
Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.