Do TCAI and THNQ hold the same stocks?

By their latest filings, 10% of their books are the same securities at the same weight. Overlap is the sum of the smaller weight of every security they share.

Which is more different from the S&P 500, TCAI or THNQ?

TCAI has 60% of its weight in S&P 500 names and THNQ has 44%, so TCAI differs more from the index.

Which is cheaper, TCAI or THNQ?

TCAI charges 0.65% a year and THNQ charges 0.68%, so TCAI is cheaper. Fees come from each fund's prospectus.

Data as of Nov 4, 2026.

Thematic ETFs

TCAI vs THNQ: Holdings Overlap & Returns

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Over the year to Nov 4, 2026, TCAI returned +7.5% to THNQ's +26.7%; 10% of their weight is in the same names.

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Net assets: $230m on Aug 31, 2026 for Tortoise AI Infrastructure ETF, and $416m on Jul 31, 2026 for ROBO Global Artificial Intelligence ETF.

TCAI on its own →THNQ on its own →

At a glance

60.4%

TCAI in the S&P 500

44.3%

THNQ in the S&P 500

+7.5%

TCAI total return, 1 year

+26.7%

THNQ total return, 1 year

TCAI · 1 year to Nov 4, 2026 40% of its weight is outside the S&P 500

60% of TCAI's weight is in S&P 500 companies and 40% is outside the index. Holdings as of Aug 31, 2026.

THNQ · 1 year to Nov 4, 2026 56% of its weight is outside the S&P 500

44% of THNQ's weight is in S&P 500 companies and 56% is outside the index. Holdings as of Jul 31, 2026.

Pair scorecard

TCAI costs 0.03 points a year less; their one-year returns differ by 19.2 points.

TCAI vs THNQ: Holdings Overlap & Returns
Measure	TCAI	THNQ
Return
Measure	TCAI	THNQ
Total return, 1 year	+7.5%	+26.7%
Drawdown
Measure	TCAI	THNQ
Below its all-time high	39.3%, high on Jun 22, 2026	17.1%, high on Oct 6, 2026
Benchmark
Measure	TCAI	THNQ
What it tracks	AI infrastructure and chips	Artificial intelligence
Cost and size
Measure	TCAI	THNQ
Expense ratio	0.65%	0.68%
Net assets, TCAI as of Aug 31, 2026 and THNQ as of Jul 31, 2026	$230m	$416m
Holdings
Measure	TCAI	THNQ
Holdings in common	10%

Method

Risk and return

Aug 15, 2025 to Oct 30, 2026 · 63 weekly returns

TCAI THNQ

Return

Total return edge TCAI (slight) +54.1% +50.5%

Annualized edge TCAI (slight) +42.9% +40.1%

Price return edge TCAI (slight) +54.0% +50.2%

Risk

Volatility edge THNQ 36.7% 28.9%

Max drawdown edge THNQ −33.9% −16.6%

Risk-adjusted

Sharpe edge THNQ 1.06 1.18

Sortino edge THNQ 1.51 1.93

Calmar edge THNQ 1.27 2.41

Reading

From Aug 2025 to Oct 2026, TCAI returned slightly more: +54.1% to +50.5%. THNQ swung less: 28.9% to 36.7%. THNQ fell less at its worst: −16.6% to −33.9%.

Full scorecard

9 measures, with how each is measured Open ↓

Risk and return: TCAI vs THNQ: Holdings Overlap & Returns
Measure	TCAI	THNQ	Edge	How it is measured
Return
Total return	+54.1%	+50.5%	TCAI (slight)	Price change plus distributions, reinvested.
Annualized	+42.9%	+40.1%	TCAI (slight)	Total return as a yearly rate.
Price return	+54.0%	+50.2%	TCAI (slight)	Price change alone, distributions left out.
Risk
Volatility	36.7%	28.9%	THNQ	Spread of weekly returns, annualized. Lower is steadier.
Downside deviation	25.7%	17.7%	THNQ	Like volatility, counting only weeks below the Treasury bill rate.
Max drawdown	−33.9%	−16.6%	THNQ	Deepest fall from a high to the low after it.
Risk-adjusted
Sharpe	1.06	1.18	THNQ	Return above Treasury bills per unit of volatility.
Sortino	1.51	1.93	THNQ	Return above Treasury bills per unit of downside deviation.
Calmar	1.27	2.41	THNQ	Annualized return divided by the max drawdown.

Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 63 weekly returns. Cash rate: the 13-week Treasury bill.

What they share

10%

By the books each fund has filed, TCAI and THNQ hold 10% of their money in the same securities at the same weight. Holdings dated Jul 31, 2026 and Aug 31, 2026.

50%

0 half 100%

half

10% in common

Positions both hold · largest shared weight first TCAI THNQ

Arista Networks Inc 2.49% 2.28%

Credo Technology Group Holding 2.12% 1.90%

Nebius Group NV 2.56% 1.82%

Lumentum Holdings Inc 1.88% 1.76%

Infineon Technologies AG 1.57% 1.66%

NVIDIA Corp 0.74% 2.04%

Only in one fund ↓

Only in TCAI

Dell Technologies Inc 6.37%

Vertiv Holdings Co 5.59%

Micron Technology Inc 5.29%

Sandisk Corp 4.25%

Ciena Corp 4.01%

Seagate Technology Holdings PL 3.83%

Quanta Services Inc 3.64%

nVent Electric PLC 3.42%

Only in THNQ

AMBARELLA, INC. 2.92%

PALO ALTO NETWORKS, INC. 2.60%

DATADOG, INC. 2.52%

AMAZON.COM, INC. 2.43%

CLOUDFLARE, INC. 2.43%

JD.COM, INC. 2.31%

Alibaba Group Holding Limited 2.29%

Samsara Inc (Nevada) 2.28%

Check overlap with more funds →

Window by window

Window by window: TCAI vs THNQ: Holdings Overlap & Returns
	Total return
Window	TCAI	THNQ
3 months	−25.9%	−6.4%
6 months	−28.8%	+6.9%
1 year	+7.5%	+26.7%
3 years	–	+140.4%
Since launchNot the same days: TCAI Aug 2025 · THNQ May 2020	+40.4%	+230.7%

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Side by side

TCAI Tortoise AI Infrastructure ETF · Holds 46 stocks in aI infrastructure and chips, 60% of its weight in S&P 500 companies THNQ ROBO Global Artificial Intelligence ETF · Holds 53 stocks in artificial intelligence, 44% of its weight in S&P 500 companies

Issuer Tortoise ROBO Global

Theme AI infrastructure and chips Artificial intelligence

In the S&P 500 60.4% 44.3%

Active share vs the S&P 500 93.3% 82.6%

In the Nasdaq-100 25.7% 44.1%

Holdings 46 53

Top ten, share of the fund 42.6% 24.3%

Expense ratio 0.65% 0.68%

Fee for the differing part 0.70% 0.82%

Total return, 1 year +7.5% +26.7%

vs its benchmark not measured not measured

Below its high −39.3% −17.1%

Net assets, TCAI as of Aug 31, 2026 and THNQ as of Jul 31, 2026 $230m $416m

As of Nov 4, 2026. Source: ETFIQ.

10% of the two portfolios are the same securities at the same weight.

Client brief:

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About each fund

TCAI

By weight, 60% of TCAI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 93%. The top ten holdings are 43% of the fund across 46 positions, as filed for Aug 31, 2026. Over the year to Nov 4, 2026 the fund returned +7.5% with distributions reinvested. It sits 39.3% below its all-time high of Jun 22, 2026.

THNQ

By weight, 44% of THNQ's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 83%. The top ten holdings are 24% of the fund across 53 positions, as filed for Jul 31, 2026. Over the year to Nov 4, 2026 the fund returned +26.7% with distributions reinvested. It sits 17.1% below its all-time high of Oct 6, 2026.

Questions people ask

Do TCAI and THNQ hold the same stocks?: By their latest filings, 10% of their books are the same securities at the same weight. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, TCAI or THNQ?: TCAI has 60% of its weight in S&P 500 names and THNQ has 44%, so TCAI differs more from the index.
Which is cheaper, TCAI or THNQ?: TCAI charges 0.65% a year and THNQ charges 0.68%, so TCAI is cheaper. Fees come from each fund's prospectus.

Other comparisons

TCAI vs FAI TCAI vs ROBT TCAI vs XAIX TCAI vs AIFD THNQ vs AIHY THNQ vs AIPO THNQ vs CGPT THNQ vs AINF

Where to next

All thematic ETFs ranked by the S&P 500 Difference Score →How the scores are computed →TCAI on its own →THNQ on its own →TCAI dividend history →TCAI holdings →THNQ dividend history →THNQ holdings →Method →Standards and sources →

Sources and dates

TCAI filings on SEC EDGAR ↗

TCAI prospectus with the expense ratio (SEC) ↗

Tortoise website ↗

THNQ filings on SEC EDGAR ↗

THNQ prospectus with the expense ratio (SEC) ↗

ROBO Global website ↗

Links are sources, not endorsements. A comparison is not a recommendation.

How this is computed

Overlap adds up the smaller of the two weights for each security both funds hold.

Every number is an ETFIQ calculation with distributions reinvested.

Cite this pageCitation, APA and Markdown

ETFIQ, TCAI against THNQ, data as of Nov 4, 2026. https://etfiq.com/compare/themes/tcai-vs-thnq

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