StockData
MSCI Inc. logo

MSCI Inc. (MSCI) stock

MSCINYSEServices-Business Services, NECFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 20, 2026Score 19/308% above fair value
$623.38+4.83 (+0.78%)

Close on Oct 30, 2026Market cap $45.32BP/E 34.1Yield 1.15%

Price history

MSCI share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

Download all as CSV
Close, Oct 30, 2026
$623.38
+0.78% on the day
52-week range
$501.08 – $644.77
-3.3% from the high
Change over 52 weeks
+6.9%
From $583.14 on Oct 30, 2025
Average volume
653,402
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$624.60$626.16$618.31$623.38+0.78%549,442
Oct 29, 2026$610.92$619.95$608.14$618.55+2.25%580,779
Oct 28, 2026$602.35$607.36$600.55$604.94+0.53%382,007
Oct 27, 2026$622.34$626.10$601.10$601.75-2.58%430,168
Oct 26, 2026$615.62$621.25$615.20$617.67+0.33%561,868
Oct 23, 2026$616.80$620.83$610.88$615.62-0.74%557,480
Oct 22, 2026$605.15$624.18$600.87$620.24+2.61%653,077
Oct 21, 2026$590.21$607.95$586.08$604.46+2.16%785,103
Oct 20, 2026$587.16$605.61$574.55$591.69+5.00%1,437,214
Oct 19, 2026$564.98$567.15$558.58$563.49-0.98%1,237,902
Oct 16, 2026$574.01$577.00$564.53$569.08-1.05%883,583
Oct 15, 2026$567.27$575.10$565.34$575.09+2.60%581,867
Oct 14, 2026$560.51$562.53$557.00$560.52-0.05%548,778
Oct 13, 2026$570.33$571.92$558.87$560.82-1.27%469,867
Oct 12, 2026$568.32$571.39$565.33$568.01+0.51%468,442
Oct 9, 2026$564.19$567.13$560.88$565.12+0.61%323,387
Oct 8, 2026$555.38$562.90$552.79$561.67+1.13%389,159
Oct 7, 2026$551.28$558.66$549.18$555.38+0.08%414,176
Oct 6, 2026$556.00$560.62$551.41$554.92+0.47%576,738
Oct 5, 2026$536.05$553.53$535.35$552.35+3.06%488,082
Oct 2, 2026$546.48$549.89$535.95$535.95-1.73%487,616
Oct 1, 2026$542.26$550.45$536.86$545.39+1.25%645,381
Sep 30, 2026$539.03$546.62$537.62$538.66-0.20%667,150
Sep 29, 2026$537.32$540.46$533.45$539.76-0.55%603,981
Sep 28, 2026$547.00$547.00$540.43$542.72-1.57%602,034
Sep 25, 2026$552.07$555.95$547.48$551.36-0.85%460,169
Sep 24, 2026$557.72$563.27$552.03$556.08+0.07%541,144
Sep 23, 2026$548.11$559.15$545.01$555.70+1.24%611,737
Sep 22, 2026$558.11$559.35$547.85$548.88-1.81%748,098
Sep 21, 2026$556.34$559.93$552.33$558.97+1.10%430,744

Seasonality

MSCI return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average4.3%1.4%1.2%0.5%2.6%0.8%7.1%2.6%-3.2%2.1%6.7%-0.2%
Months up7 of 105 of 106 of 106 of 107 of 106 of 108 of 107 of 102 of 106 of 107 of 93 of 9
20266.2%-5.8%-5.7%9.7%7.1%-11.3%2.2%0.1%-5.6%15.7%
2025-0.5%-0.7%-4.2%-3.6%3.8%2.3%-2.7%1.5%-0.1%3.7%-3.9%1.8%
20245.8%-6.0%-0.1%-16.9%6.7%-2.7%12.2%7.7%0.4%-2.0%7.0%-1.6%
202314.3%-1.5%7.2%-13.8%-2.2%-0.3%16.8%-0.6%-5.6%-8.1%10.8%8.6%
2022-12.5%-6.2%0.2%-16.2%5.3%-6.8%16.8%-6.4%-6.1%11.2%8.6%-8.4%
2021-11.5%5.0%1.1%15.9%-3.5%13.9%11.8%6.7%-4.1%9.3%-5.2%-2.7%
202010.7%3.6%-2.2%13.2%0.8%1.5%12.6%-0.5%-4.4%-1.9%17.3%9.1%
201915.5%8.8%7.6%13.3%-2.1%8.5%-4.8%3.6%-7.2%7.7%10.8%-0.4%
201810.0%1.9%5.6%0.2%8.8%1.8%0.5%8.8%-1.6%-15.2%4.9%-6.1%
20175.0%14.6%2.7%3.2%1.7%1.2%5.8%5.6%2.0%0.4%10.0%-1.7%