Do ROBT and TCAI hold the same stocks?

By their latest filings, 3% 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, ROBT or TCAI?

ROBT has 34% of its weight in S&P 500 names and TCAI has 60%, so TCAI differs more from the index.

Which is cheaper, ROBT or TCAI?

ROBT and TCAI both charge 0.65% a year, so neither is cheaper. Fees come from each fund's prospectus.

Data as of Nov 4, 2026.

Thematic ETFs

ROBT vs TCAI: Holdings Overlap & Returns

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Over the year to Nov 4, 2026, ROBT returned +3.1% to TCAI's +7.5%; 3% of their weight is in the same names.

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Net assets: $714m on Nov 3, 2026 for First Trust Nasdaq Artificial Intelligence and Robotics ETF, and $230m on Aug 31, 2026 for Tortoise AI Infrastructure ETF.

ROBT on its own →TCAI on its own →

At a glance

33.6%

ROBT in the S&P 500

60.4%

TCAI in the S&P 500

+3.1%

ROBT total return, 1 year

+7.5%

TCAI total return, 1 year

ROBT · 1 year to Nov 4, 2026 66% of its weight is outside the S&P 500

34% of ROBT's weight is in S&P 500 companies and 66% is outside the index. Holdings as of Nov 3, 2026.

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.

Pair scorecard

Both cost 0.65% a year; their one-year returns differ by 4.4 points.

Points (pts) are percentage points.

ROBT vs TCAI: Holdings Overlap & Returns
Measure	ROBT	TCAI
Return
Measure	ROBT	TCAI
Total return, 1 year	+3.1%	+7.5%
Drawdown
Measure	ROBT	TCAI
Below its all-time high	9.1%, high on Oct 5, 2026	39.3%, high on Jun 22, 2026
Against its benchmark
Measure	ROBT	TCAI
What it tracks	Artificial intelligence	AI infrastructure and chips
Against the S&P 500, 1 year	behind by 11.7 pts
Its benchmark, total return, 1 year	+14.8%
Against its benchmark, 1 year	behind by 11.7 pts
Cost and size
Measure	ROBT	TCAI
Expense ratio	0.65%	0.65%
Net assets, ROBT as of Nov 3, 2026 and TCAI as of Aug 31, 2026	$714m	$230m
Holdings
Measure	ROBT	TCAI
Holdings in common	3%

Method

Risk and return

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

ROBT TCAI

Return

Total return edge TCAI +10.5% +54.1%

Annualized edge TCAI +8.6% +42.9%

Price return edge TCAI +10.4% +54.0%

Risk

Volatility edge ROBT 23.3% 36.7%

Max drawdown edge ROBT −20.1% −33.9%

Risk-adjusted

Sharpe edge TCAI 0.30 1.06

Sortino edge TCAI 0.47 1.51

Calmar edge TCAI 0.43 1.27

Reading

From Aug 2025 to Oct 2026, TCAI returned more: +54.1% to +10.5%. ROBT swung less: 23.3% to 36.7%. ROBT fell less at its worst: −20.1% to −33.9%.

Full scorecard

9 measures, with how each is measured Open ↓

Risk and return: ROBT vs TCAI: Holdings Overlap & Returns
Measure	ROBT	TCAI	Edge	How it is measured
Return
Total return	+10.5%	+54.1%	TCAI	Price change plus distributions, reinvested.
Annualized	+8.6%	+42.9%	TCAI	Total return as a yearly rate.
Price return	+10.4%	+54.0%	TCAI	Price change alone, distributions left out.
Risk
Volatility	23.3%	36.7%	ROBT	Spread of weekly returns, annualized. Lower is steadier.
Downside deviation	14.8%	25.7%	ROBT	Like volatility, counting only weeks below the Treasury bill rate.
Max drawdown	−20.1%	−33.9%	ROBT	Deepest fall from a high to the low after it.
Risk-adjusted
Sharpe	0.30	1.06	TCAI	Return above Treasury bills per unit of volatility.
Sortino	0.47	1.51	TCAI	Return above Treasury bills per unit of downside deviation.
Calmar	0.43	1.27	TCAI	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

By the books each fund has filed, ROBT and TCAI hold 3% of their money in the same securities at the same weight. Holdings dated Aug 31, 2026 and Nov 3, 2026.

50%

0 half 100%

half

3% in common

Positions both hold · largest shared weight first ROBT TCAI

NVIDIA Corporation 0.73% 0.74%

Micron Technology, Inc. 0.69% 5.29%

SK Hynix Inc. 0.66% 2.15%

Schneider Electric SE 0.61% 1.44%

Arista Networks, Inc. 0.38% 2.49%

Only in one fund ↓

Only in ROBT

Ocado Group Plc 2.22%

Tempus AI, Inc. (Class A) 2.06%

Intuitive Surgical, Inc. 1.95%

Appian Corporation 1.89%

Illumina, Inc. 1.86%

Meta Platforms, Inc. (Class A) 1.81%

Recursion Pharmaceuticals, Inc. (Class A) 1.81%

Hexagon AB (Class B) 1.79%

Only in TCAI

Dell Technologies Inc 6.37%

Vertiv Holdings Co 5.59%

Sandisk Corp 4.25%

Ciena Corp 4.01%

Seagate Technology Holdings PL 3.83%

Quanta Services Inc 3.64%

nVent Electric PLC 3.42%

Western Digital Corp 3.18%

Check overlap with more funds →

Window by window

Window by window: ROBT vs TCAI: Holdings Overlap & Returns
	Total return		vs its benchmark
Window	ROBT	TCAI	ROBT	TCAI
3 months	−4.5%	−25.9%	−4.4 pts vs VOO	not measured
6 months	+3.4%	−28.8%	−1.6 pts vs VOO	not measured
1 year	+3.1%	+7.5%	−11.7 pts vs VOO	not measured
3 years	+41.9%	–	−41.4 pts vs VOO	–
Since launchNot the same days: ROBT Feb 2018 · TCAI Aug 2025	+89.4%	+40.4%	−136.1 pts vs VOO	not measured

– means no data for this window. Open this comparison in the app →

Side by side

ROBT First Trust Nasdaq Artificial Intelligence and Robotics ETF · Holds 111 stocks in artificial intelligence, 34% of its weight in S&P 500 companies TCAI Tortoise AI Infrastructure ETF · Holds 46 stocks in aI infrastructure and chips, 60% of its weight in S&P 500 companies

Issuer First Trust Tortoise

Theme Artificial intelligence AI infrastructure and chips

In the S&P 500 33.6% 60.4%

Active share vs the S&P 500 84.8% 93.3%

In the Nasdaq-100 23.9% 25.7%

Holdings 111 46

Top ten, share of the fund 19.0% 42.6%

Expense ratio 0.65% 0.65%

Fee for the differing part 0.77% 0.70%

Total return, 1 year +3.1% +7.5%

vs its benchmark −11.7 pts vs VOO not measured

Below its high −9.1% −39.3%

Net assets, ROBT as of Nov 3, 2026 and TCAI as of Aug 31, 2026 $714m $230m

As of Nov 4, 2026. Source: ETFIQ.

3% of the two portfolios are the same securities at the same weight.

Client brief:

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About each fund

ROBT

By weight, 34% of ROBT's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 85%. The top ten holdings are 19% of the fund across 111 positions, as published by its issuer for Nov 3, 2026. Over the year to Nov 4, 2026 the fund returned +3.1% with distributions reinvested against +14.8% for its benchmark, the S&P 500 Index, so a holder was behind by 11.7 pts. It sits 9.1% below its all-time high of Oct 5, 2026.

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.

Questions people ask

Do ROBT and TCAI hold the same stocks?: By their latest filings, 3% 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, ROBT or TCAI?: ROBT has 34% of its weight in S&P 500 names and TCAI has 60%, so TCAI differs more from the index.
Which is cheaper, ROBT or TCAI?: ROBT and TCAI both charge 0.65% a year, so neither is cheaper. Fees come from each fund's prospectus.

Other comparisons

ROBT vs AIHY ROBT vs AIPO ROBT vs CGPT ROBT vs AINF TCAI vs AGIX TCAI vs WTAI TCAI vs AIS TCAI vs IVES

Where to next

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

Sources and dates

ROBT filings on SEC EDGAR ↗

ROBT prospectus with the expense ratio (SEC) ↗

First Trust page for ROBT ↗

TCAI filings on SEC EDGAR ↗

TCAI prospectus with the expense ratio (SEC) ↗

Tortoise 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, ROBT against TCAI, data as of Nov 4, 2026. https://etfiq.com/compare/themes/robt-vs-tcai

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Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.