NOBL vs XLB overlap - what they share and where they differ
NOBL and XLB share 10.1% 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.
NOBL and XLB
10.1%
7 shared positions
NOBL
ProShares S&P 500 Dividend Aristocrats ETF
Reported positions cover 100% of the fund, 69 positions · May 31, 2026
Top 10: 16.5%·Holdings of NOBL
XLB
State Street(R) Materials Select Sector SPDR(R) ETF
Reported positions cover 100% of the fund, 26 positions · Jun 30, 2026
Top 10: 58.4%·Holdings of XLB
Reported positions cover NOBL 100%, XLB 100% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
XLB vs NOBL side by side
NOBLProShares S&P 500 Dividend Aristocrats ETF
69
stock positions reported to the SEC
89.6% of its weight is in 62 names XLB does not hold
XLBState Street(R) Materials Select Sector SPDR(R) ETF
26
stock positions reported to the SEC
63.8% of its weight is in 19 names NOBL does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Basic Materials: XLB has 77.1 points more of it.
The figures side by side
| NOBL | XLB | |
|---|---|---|
| Filing date | May 31, 2026 | Jun 30, 2026 |
| Stock positions reported | 69 | 26 |
| Weight of the ten largest | 16.5% | 58.4% |
| Largest position | NUE 1.8% | LIN 14.1% |
| Held alone | 62 positions, 89.6% | 19 positions, 63.8% |
| Covered by stock positions | 100% | 100% |
Holdings they share
| Stock | In NOBL | In XLB | Counted |
|---|---|---|---|
| NUENucor Corp. | 1.76% | 3.88% | 1.76% |
| PPGPPG Industries, Inc. | 1.49% | 3.62% | 1.49% |
| LINLinde plc | 1.47% | 14.06% | 1.47% |
| ECLEcolab, Inc. | 1.39% | 4.73% | 1.39% |
| AMCRAmcor plc | 1.38% | 2.68% | 1.38% |
| SHWSherwin-Williams Co. (The) | 1.33% | 4.94% | 1.33% |
| ALBAlbemarle Corp. | 1.30% | 2.13% | 1.30% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in NOBL
Only in XLB
Questions people ask
Is NOBL the same as XLB?
10.1% of their weight sits in the same 7 holdings. NOBL also reports WST, IBM, ADM, which the other does not. XLB also reports NEM, FCX, CTVA, which the other does not.
How is the overlap between NOBL and XLB 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 NOBL and 100% of XLB, so the number cannot exceed the smaller coverage.
Which holds more, XLB or NOBL?
NOBL reports 69 stock positions and XLB reports 26. 89.6% of NOBL's weight sits in names XLB does not hold, and 63.8% of XLB's weight in names NOBL does not hold. The ten largest positions are 16.5% of NOBL and 58.4% of XLB.
How do NOBL and XLB differ by sector?
The widest gap is Basic Materials: XLB has 77.1 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.
Add a third fund in the tool·All fund pairs
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.