IJR vs TAN overlap - what they share and where they differ
IJR and TAN share 1.2% of their weight across 5 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.
IJR and TAN
1.2%
5 shared positions
IJR
iShares Core S&P Small-Cap ETF
Reported positions cover 98% of the fund, 598 positions · Jun 30, 2026
Top 10: 5.8%·Holdings of IJR
TAN
Invesco Solar ETF
Reported positions cover 100% of the fund, 31 positions · May 31, 2026
Top 10: 65.2%·Holdings of TAN
Reported positions cover IJR 98%, TAN 100% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
TAN vs IJR side by side
IJRiShares Core S&P Small-Cap ETF
598
stock positions reported to the SEC
96.3% of its weight is in 593 names TAN does not hold
TANInvesco Solar ETF
31
stock positions reported to the SEC
74.1% of its weight is in 26 names IJR does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Technology: TAN has 32.1 points more of it.
The figures side by side
| IJR | TAN | |
|---|---|---|
| Filing date | Jun 30, 2026 | May 31, 2026 |
| Stock positions reported | 598 | 31 |
| Weight of the ten largest | 5.8% | 65.2% |
| Largest position | FORM 0.7% | FSLR 11.7% |
| Held alone | 593 positions, 96.3% | 26 positions, 74.1% |
| Covered by stock positions | 98% | 100% |
Holdings they share
| Stock | In IJR | In TAN | Counted |
|---|---|---|---|
| ENPHENPHASE ENERGY INC | 0.35% | 8.75% | 0.35% |
| HASIHA SUSTAINABLE INFRASTRUCTURE CAPITAL INC | 0.27% | 3.46% | 0.27% |
| CWENCLEARWAY ENERGY INC | 0.22% | 2.51% | 0.22% |
| SEDGSOLAREDGE TECHNOLOGIES INC | 0.19% | 6.32% | 0.19% |
| RUNSUNRUN INC | 0.17% | 4.83% | 0.17% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in IJR
Only in TAN
Questions people ask
Is IJR the same as TAN?
1.2% of their weight sits in the same 5 holdings. IJR also reports FORM, VSAT, MOH, which the other does not. TAN also reports FSLR, NXT, ENLT, which the other does not.
How is the overlap between IJR and TAN measured?
For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 98% of IJR and 100% of TAN, so the number cannot exceed the smaller coverage.
Which holds more, TAN or IJR?
IJR reports 598 stock positions and TAN reports 31. 96.3% of IJR's weight sits in names TAN does not hold, and 74.1% of TAN's weight in names IJR does not hold. The ten largest positions are 5.8% of IJR and 65.2% of TAN.
How do IJR and TAN differ by sector?
The widest gap is Technology: TAN has 32.1 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.
Other pairs with these funds
IJR against other funds in the table
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.