ICLN vs TAN overlap - what they share and where they differ
ICLN and TAN share 32.8% of their weight across 18 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.
ICLN and TAN
32.8%
18 shared positions
ICLN
iShares Global Clean Energy ETF
Reported positions cover 97% of the fund, 99 positions · Jul 31, 2026
Top 10: 49.2%·Holdings of ICLN
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 ICLN 97%, 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 ICLN side by side
ICLNiShares Global Clean Energy ETF
99
stock positions reported to the SEC
64.5% of its weight is in 81 names TAN does not hold
TANInvesco Solar ETF
31
stock positions reported to the SEC
24.3% of its weight is in 13 names ICLN does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Technology: TAN has 18.7 points more of it.
The figures side by side
| ICLN | TAN | |
|---|---|---|
| Filing date | Jul 31, 2026 | May 31, 2026 |
| Stock positions reported | 99 | 31 |
| Weight of the ten largest | 49.2% | 65.2% |
| Largest position | FSLR 8.1% | FSLR 11.7% |
| Held alone | 81 positions, 64.5% | 13 positions, 24.3% |
| Covered by stock positions | 97% | 100% |
Holdings they share
| Stock | In ICLN | In TAN | Counted |
|---|---|---|---|
| FSLRFIRST SOLAR, INC. | 8.06% | 11.74% | 8.06% |
| NXTNEXTPOWER INC. | 7.01% | 9.81% | 7.01% |
| ENPHENPHASE ENERGY, INC. | 4.59% | 8.75% | 4.59% |
| SEDGSOLAREDGE TECHNOLOGIES, INC. | 2.33% | 6.32% | 2.33% |
| ENLTENLIGHT RENEWABLE ENERGY LTD | 2.20% | 7.58% | 2.20% |
| CWENCLEARWAY ENERGY, INC. | 1.92% | 2.51% | 1.92% |
| SHLSShoals Technologies Group Inc | 1.36% | 3.39% | 1.36% |
| SOLARIA ENERGIA Y MEDIO AMBIENTE, S.A. | 1.05% | 3.07% | 1.05% |
| UNITED RENEWABLE ENERGY CO., LTD. | 0.66% | 1.39% | 0.66% |
| CSIQCANADIAN SOLAR INC. | 0.65% | 1.45% | 0.65% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in ICLN
Only in TAN
Questions people ask
Is ICLN the same as TAN?
32.8% of their weight sits in the same 18 holdings. ICLN also reports CHINA YANGTZE POWER CO., LTD., BE, VESTAS WIND SYSTEMS A/S, which the other does not. TAN also reports RUN, HASI, GCL POLY ENERGY HOLDINGS LTD, which the other does not.
How is the overlap between ICLN 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 97% of ICLN and 100% of TAN, so the number cannot exceed the smaller coverage.
Which holds more, TAN or ICLN?
ICLN reports 99 stock positions and TAN reports 31. 64.5% of ICLN's weight sits in names TAN does not hold, and 24.3% of TAN's weight in names ICLN does not hold. The ten largest positions are 49.2% of ICLN and 65.2% of TAN.
How do ICLN and TAN differ by sector?
The widest gap is Technology: TAN has 18.7 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.