XAR vs XMMO overlap - what they share and where they differ
XAR and XMMO share 14.1% of their weight across 7 common positions, read from what each fund reported to the SEC.
Each week Ploutos reads the reported positions of the largest US equity ETFs and measures, pair by pair, the weight they share: for every stock both funds hold, the smaller of the two weights counts. Two funds tracking the same index land near 100%. A sector fund inside a broad index fund lands at roughly that sector's weight.
XAR and XMMO
14.1%
7 shared positions
XAR
State Street(R) SPDR(R) S&P(R) Aerospace & Defense ETF
Reported positions cover 100% of the fund, 47 positions · Jun 30, 2026
Top 10: 30.4%·Holdings of XAR
XMMO
Invesco S&P MidCap Momentum ETF
Reported positions cover 100% of the fund, 76 positions · Apr 30, 2026
Top 10: 27.9%·Holdings of XMMO
Reported positions cover XAR 100%, XMMO 100% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
XMMO vs XAR side by side
XARState Street(R) SPDR(R) S&P(R) Aerospace & Defense ETF
47
stock positions reported to the SEC
80.9% of its weight is in 40 names XMMO does not hold
XMMOInvesco S&P MidCap Momentum ETF
76
stock positions reported to the SEC
84.3% of its weight is in 69 names XAR does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Industrials: XAR has 53.1 points more of it.
The figures side by side
| XAR | XMMO | |
|---|---|---|
| Filing date | Jun 30, 2026 | Apr 30, 2026 |
| Stock positions reported | 47 | 76 |
| Weight of the ten largest | 30.4% | 27.9% |
| Largest position | VSEC 3.4% | CW 3.9% |
| Held alone | 40 positions, 80.9% | 69 positions, 84.3% |
| Covered by stock positions | 100% | 100% |
Holdings they share
| Stock | In XAR | In XMMO | Counted |
|---|---|---|---|
| CWCurtiss-Wright Corp | 2.71% | 3.91% | 2.71% |
| ATIATI Inc | 2.77% | 2.63% | 2.63% |
| WWDWoodward Inc | 2.98% | 2.58% | 2.58% |
| BWXTBWX Technologies Inc | 2.74% | 2.21% | 2.21% |
| KTOSKratos Defense & Security Solutions Inc | 2.34% | 1.86% | 1.86% |
| CRSCarpenter Technology Corp | 3.04% | 1.74% | 1.74% |
| AVAVAeroVironment Inc | 2.46% | 0.39% | 0.39% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in XAR
Only in XMMO
Questions people ask
Is XAR the same as XMMO?
14.1% of their weight sits in the same 7 holdings. XAR also reports VSEC, AXON, SARO, which the other does not. XMMO also reports FTI, FN, TTMI, which the other does not.
How is the overlap between XAR and XMMO measured?
For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 100% of XAR and 100% of XMMO, so the number cannot exceed the smaller coverage.
Which holds more, XMMO or XAR?
XAR reports 47 stock positions and XMMO reports 76. 80.9% of XAR's weight sits in names XMMO does not hold, and 84.3% of XMMO's weight in names XAR does not hold. The ten largest positions are 30.4% of XAR and 27.9% of XMMO.
How do XAR and XMMO differ by sector?
The widest gap is Industrials: XAR has 53.1 points more of it. Sectors come from each holding's SIC code in its SEC record, summed by the weight the fund reports.
Where do the numbers come from?
From each fund's own N-PORT filing to the SEC, which lists every position and its weight. The comparison uses every equity position the fund reports; cash, futures and bonds are not counted, which is why a coverage figure sits next to every result. Holdings change between filings.
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Descriptive data from public SEC filings. Nothing on this page is a recommendation to buy, sell or hold any fund or stock, and holdings change between filings.