Inside the ETFs — 2026-09-16

All 40 covered funds ranked by how far apart their members’ 21-day returns were at the 2026-09-16 run — most divided first, most unanimous last, frozen as recorded.

Historical page: the numbers are frozen at the 2026-09-16 engine run. Diary readings, not advice.

#Fund21d dispersionFund 21dMedian member 21dUp / down (1d)Members
1ARKK ARK Innovation15.6 pp+1.8%-1.3%18 / 2342
2XSD SPDR S&P Semiconductor (EW)13.9 pp-12.7%-15.9%15 / 2743
3AEI Agentic Ecosystem Index (EW)13.7 pp-0.9%-1.1%16 / 1834
4WTAI WisdomTree AI & Innovation13.1 pp-8.0%-2.1%24 / 2147
5XLK Technology Select Sector12.3 pp-3.4%-5.0%32 / 4072
6AW40 Agentic Winners 40 (EW)11.9 pp+2.9%+1.6%12 / 2638
7IXN iShares Global Tech11.7 pp-3.3%-4.6%39 / 4887
8QTUM Defiance Quantum11.6 pp-9.4%-9.5%29 / 3362
9SMH VanEck Semiconductor11.3 pp-8.2%-10.1%15 / 1025
10IGV iShares Expanded Tech-Software11.3 pp+2.9%+0.9%31 / 76110
11QTEC First Trust Nasdaq-100 Technology11.3 pp-6.8%-5.2%20 / 2545
12DTCR Global X Data Center & Digital Infra11.2 pp-6.6%-7.7%13 / 720
13AIQ Global X AI & Technology11.1 pp-1.6%-1.5%25 / 4166
14RUBIN Rubin Build-Out 100 (EW)10.7 pp-7.5%-12.8%103 / 22125
15CIBR First Trust Nasdaq Cybersecurity9.3 pp+2.6%+1.9%12 / 2941
16QTOP iShares Nasdaq-100 Top 309.1 pp-2.6%-2.8%14 / 1731
17QQEW First Trust Nasdaq-100 Equal Weight9.0 pp-5.4%-2.1%25 / 2349
18HALO HALO Growth 100 (EW)8.6 pp-7.2%-8.0%47 / 5299
19IXP Global Communications8.6 pp+3.4%+0.0%15 / 2037
20XLC Communication Services Select Sector8.6 pp+2.0%-0.3%6 / 1623
21XLP Consumer Staples Select Sector8.5 pp-1.6%-3.0%14 / 2136
22EUROAI Euro-AI Sovereign 50 (EW)8.3 pp-5.9%-4.6%47 / 1361
23MXI Global Materials8.0 pp-2.0%-0.9%28 / 3059
24XLB Materials Select Sector7.9 pp-3.6%-4.5%9 / 1726
25XLV Health Care Select Sector7.7 pp+0.4%+0.5%29 / 2959
26IXJ Global Healthcare7.4 pp-0.2%-0.1%41 / 3880
27KXI Global Staples7.3 pp-1.4%-2.8%19 / 4061
28XLE Energy Select Sector7.3 pp+2.3%-0.6%2 / 1921
29IXC Global Energy7.0 pp+2.7%+1.2%6 / 2935
30XLY Consumer Discretionary Select Sector6.6 pp-5.6%-8.1%11 / 3748
31JXI Global Utilities6.5 pp-4.4%-5.1%30 / 1343
32EXI Global Industrials6.5 pp-7.4%-6.5%65 / 70135
33XLI Industrial Select Sector6.2 pp-9.4%-8.9%24 / 5680
34IXG Global Financials6.0 pp-2.1%-3.0%35 / 96133
35QQXT First Trust Nasdaq-100 Ex-Technology6.0 pp-5.3%-4.6%24 / 3056
36RXI Global Discretionary6.0 pp-6.5%-6.7%28 / 4775
37XLF Financial Select Sector5.3 pp-2.9%-4.3%4 / 7276
38XLU Utilities Select Sector5.2 pp-6.5%-5.9%21 / 1031
39XLRE Real Estate Select Sector4.9 pp-4.5%-5.2%9 / 2231
40REET Global REITs4.2 pp-5.8%-4.1%48 / 4796

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