State Street SPDR S&P MIDCAP 400 ETF Trust (MDY)

Market Cap

$26.00B

Current · Retrieved: Nov 3, 2026 · USD

MDY Market Cap

Current$26.00BretrievedNov 3, 2026

MDY Market Cap ($1.43B → $26.00B · CAGR +9.6%)

Latest values, visible window

High-resolution chart · PNG

MDY market cap history

Daily history. Dates identify market observations.

State Street SPDR S&P MIDCAP 400 ETF Trust Market Cap — Daily history
Date	Market Cap
Sep 17, 2004	4,171,817,485
Sep 10, 2004	4,169,117,779
Sep 3, 2004	4,129,007,858
Aug 27, 2004	4,088,897,937
Aug 20, 2004	4,053,416,083
Aug 13, 2004	3,886,034,296
Aug 6, 2004	3,904,932,240
Jul 30, 2004	4,088,126,592
Jul 23, 2004	4,040,688,897
Jul 16, 2004	4,118,980,378
Jul 9, 2004	4,159,475,971
Jul 2, 2004	4,228,125,644
Jun 25, 2004	4,265,921,531
Jun 18, 2004	4,179,916,604
Jun 10, 2004	4,221,183,542
Jun 4, 2004	4,191,486,774
May 28, 2004	4,211,541,734
May 21, 2004	4,022,562,298
May 14, 2004	4,004,050,026
May 7, 2004	4,043,774,275
Apr 30, 2004	4,107,410,208
Apr 23, 2004	4,295,232,628
Apr 16, 2004	4,250,108,966
Apr 8, 2004	4,316,444,605
Apr 2, 2004	4,323,772,379
Mar 26, 2004	4,154,462,231
Mar 19, 2004	4,153,690,886
Mar 12, 2004	4,218,869,508
Mar 5, 2004	4,355,011,837
Feb 27, 2004	4,253,965,690
Feb 20, 2004	4,209,613,373
Feb 13, 2004	4,261,679,136
Feb 6, 2004	4,202,285,599
Jan 30, 2004	4,153,690,886
Jan 23, 2004	4,228,896,989
Jan 16, 2004	4,190,715,429
Jan 9, 2004	4,120,908,739
Jan 2, 2004	4,078,484,784
Dec 26, 2003	4,039,917,552
Dec 19, 2003	3,997,879,269
Dec 12, 2003	4,001,735,992
Dec 5, 2003	3,980,138,342
Nov 28, 2003	4,016,777,213
Nov 21, 2003	3,889,505,347
Nov 14, 2003	3,934,243,336
Nov 7, 2003	3,947,741,867
Oct 31, 2003	3,876,006,816
Oct 24, 2003	3,760,305,120
Oct 17, 2003	3,779,974,408
Oct 10, 2003	3,806,585,798
Oct 3, 2003	3,750,663,312
Sep 26, 2003	3,586,752,576
Sep 19, 2003	3,746,420,916
Sep 12, 2003	3,681,242,294
Sep 5, 2003	3,710,167,718
Aug 29, 2003	3,660,030,317
Aug 22, 2003	3,597,937,073
Aug 15, 2003	3,523,116,643
Aug 8, 2003	3,420,913,478
Aug 1, 2003	3,476,064,620
Jul 25, 2003	3,487,249,117
Jul 18, 2003	3,482,621,050
Jul 11, 2003	3,513,860,507
Jul 3, 2003	3,436,726,043
Jun 27, 2003	3,397,001,795
Jun 20, 2003	3,409,343,309
Jun 13, 2003	3,417,442,427
Jun 6, 2003	3,418,985,117
May 30, 2003	3,360,362,924
May 23, 2003	3,216,121,476
May 16, 2003	3,205,708,324
May 9, 2003	3,181,410,968
May 2, 2003	3,149,014,493
Apr 25, 2003	3,027,527,712
Apr 17, 2003	2,987,032,118
Apr 11, 2003	2,909,897,654
Apr 4, 2003	2,954,249,971
Mar 28, 2003	2,930,338,287
Mar 21, 2003	2,987,032,118
Mar 14, 2003	2,825,049,744
Mar 7, 2003	2,823,892,727
Feb 28, 2003	2,877,501,179
Feb 21, 2003	2,888,685,677
Feb 14, 2003	2,832,763,190
Feb 7, 2003	2,859,374,580
Jan 31, 2003	2,953,864,299
Jan 24, 2003	2,947,307,869
Jan 17, 2003	3,060,309,859
Jan 10, 2003	3,140,529,702
Jan 3, 2003	3,112,375,622
Dec 27, 2002	3,010,558,130
Dec 20, 2002	3,056,453,136
Dec 13, 2002	3,035,241,158
Dec 6, 2002	3,112,375,622
Nov 29, 2002	3,177,939,917
Nov 22, 2002	3,149,014,493
Nov 15, 2002	3,052,596,413
Nov 8, 2002	2,994,359,892
Nov 1, 2002	3,054,524,774
Oct 25, 2002	3,025,599,350