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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 week, newest first. Adjusted for stock splits, not for dividends.

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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
Week ofOpenHighLowCloseChangeVolume
Oct 26, 2026$615.62$626.16$600.55$623.38+1.26%2,504,264
Oct 19, 2026$564.98$624.18$558.58$615.62+8.18%4,670,776
Oct 12, 2026$568.32$577.00$557.00$569.08+0.70%2,952,537
Oct 5, 2026$536.05$567.13$535.35$565.12+5.44%2,191,542
Sep 28, 2026$547.00$550.45$533.45$535.95-2.79%3,006,162
Sep 21, 2026$556.34$563.27$545.01$551.36-0.27%2,791,892
Sep 14, 2026$561.55$564.77$537.36$552.87-0.31%3,525,132
Sep 8, 2026$569.34$569.34$545.12$554.61-3.21%1,940,705
Aug 31, 2026$567.14$576.39$555.01$573.01+0.39%1,954,546
Aug 24, 2026$564.36$576.55$560.01$570.76+1.29%1,857,685
Aug 17, 2026$561.43$575.66$550.52$563.49-0.99%3,341,714
Aug 10, 2026$558.69$579.36$555.11$569.13+1.06%3,704,379
Aug 3, 2026$577.96$582.91$560.85$563.17-1.58%3,130,060
Jul 27, 2026$560.53$589.99$557.50$572.24+3.89%3,353,179
Jul 20, 2026$627.63$631.70$548.01$550.79-12.39%6,448,215
Jul 13, 2026$612.04$644.77$602.16$628.66+3.96%2,601,186
Jul 6, 2026$602.31$619.97$589.30$604.71+0.27%2,333,282
Jun 29, 2026$561.90$603.84$545.52$603.11+8.70%2,979,255
Jun 22, 2026$579.05$590.13$542.33$554.85-4.53%5,617,657
Jun 15, 2026$600.20$618.84$580.00$581.19-2.99%2,618,050
Jun 8, 2026$612.56$612.56$588.31$599.12-2.65%2,072,166
Jun 1, 2026$633.69$644.68$612.44$615.46-2.52%3,476,055
May 26, 2026$586.30$640.27$579.26$631.38+7.28%3,650,581
May 18, 2026$561.95$596.50$561.95$588.55+4.78%2,822,846
May 11, 2026$582.74$589.88$554.51$561.72-4.05%3,399,821
May 4, 2026$591.55$595.80$569.16$585.42-0.58%3,299,796
Apr 27, 2026$590.46$602.88$584.93$588.85-0.65%2,658,186
Apr 20, 2026$568.55$621.29$556.36$592.69+4.25%4,069,422
Apr 13, 2026$536.10$572.90$535.67$568.55+5.98%2,649,371
Apr 6, 2026$545.66$567.49$532.52$536.48-1.52%2,438,195
Mar 30, 2026$526.44$546.67$524.00$544.78+4.08%1,557,598
Mar 23, 2026$554.61$565.00$520.00$523.40-5.29%2,082,021
Mar 16, 2026$550.13$565.86$545.66$552.63+0.86%2,968,329
Mar 9, 2026$563.64$567.46$533.60$547.90-3.75%3,150,905
Mar 2, 2026$563.05$579.07$551.30$569.24-0.45%3,105,408
Feb 23, 2026$544.45$574.57$530.28$571.83+5.09%3,513,139
Feb 17, 2026$529.13$550.00$512.75$544.11+3.43%2,776,277
Feb 9, 2026$557.00$568.48$501.08$526.06-5.69%5,601,735
Feb 2, 2026$608.45$626.28$550.00$557.78-8.44%5,060,009
Jan 26, 2026$590.37$621.38$575.79$609.22+3.30%3,197,478
Jan 20, 2026$594.44$597.61$579.95$589.76-2.13%1,780,153
Jan 12, 2026$578.26$605.62$575.23$602.58+3.69%1,889,564
Jan 5, 2026$558.26$593.64$557.00$581.16+2.81%2,014,744
Dec 29, 2025$587.03$587.88$562.29$565.25-3.37%1,427,565
Dec 22, 2025$567.10$585.99$567.10$584.99+2.94%1,337,525
Dec 15, 2025$551.50$571.92$549.09$568.28+3.12%4,542,440
Dec 8, 2025$535.69$555.95$530.41$551.09+2.38%3,942,452
Dec 1, 2025$559.81$565.79$531.49$538.26-4.52%4,009,054
Nov 24, 2025$561.23$567.41$556.06$563.72+0.31%2,264,749
Nov 17, 2025$562.15$570.91$550.01$561.99-0.56%2,964,229
Nov 10, 2025$581.86$591.00$564.52$565.15-3.04%2,625,142
Nov 3, 2025$586.71$588.45$567.12$582.85-0.97%3,348,656

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%