A
vs
B
Share
Compare their flowsAsk IQ about these two funds

LCTU vs SPY: Differences, Returns & Fees

LCTU and SPY hold 71% of their weight in the same names, and SPY returned +17.3% over the year. Net assets: $1.2bn on Oct 9, 2026 for iShares U.S. Carbon Transition Readiness Aware Active ETF, and $817.2bn on Oct 8, 2026 for SPDR S&P 500 ETF Trust.

SPY costs 0.06 points a year less; their one-year returns differ by 2.0 points; SPY is far larger, $817.2bn against $1.2bn.

LCTU vs SPY: Differences, Returns & Fees
LCTUSPY
Expense ratio0.15%0.09%
Net assets, as of Oct 8, 2026$1.2bn$817.2bn
Total return, 1 year+15.3%+17.3%
What it tracksNo index, actively managedS&P 500 Index
Holdings in common71%
Top ten holdings, share of the fund35.2%39.1%

Holdings in common uses holdings dated Oct 8, 2026 and Oct 9, 2026.

+15.3%
LCTU total return, 1 year
+17.3%
SPY total return, 1 year
0.15%
LCTU expense ratio
0.09%
SPY expense ratio

What they hold in common

By the books each fund has filed, LCTU and SPY hold 71% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated Oct 8, 2026 and Oct 9, 2026.

half

71% in common

Positions both hold, largest shared weight first
Holding LCTU SPY
NVIDIA 7.91% 8.34%
APPLE 7.14% 7.42%
MICROSOFT 5.12% 5.80%
AMAZON.COM INC 3.18% 3.73%
ALPHABET CLASS A 2.48% 3.06%
META PLATFORMS CLASS A 2.30% 2.38%
BROADCOM INC 2.05% 2.56%
ALPHABET CLASS C 1.90% 2.45%
MICRON TECHNOLOGY 1.60% 1.75%
ADVANCED MICRO DEVICES 1.55% 1.51%
TESLA INC 1.49% 1.58%
ELI LILLY 1.33% 1.40%
Only in LCTU
AECOM 0.25%
EAST WEST BANCORP 0.23%
ETSY 0.17%
TOAST CLASS A 0.17%
NATERA 0.16%
ARAMARK 0.15%
OKTA CLASS A 0.15%
TECHNIPFMC PLC 0.15%
Only in SPY
PROCTER + GAMBLE CO/THE 0.52%
PHILIP MORRIS INTERNATIONAL 0.47%
TEXAS INSTRUMENTS INC 0.39%
LINDE PLC 0.33%
AMPHENOL CORP CL A 0.32%
SEAGATE TECHNOLOGY HOLDINGS 0.26%
AT+T INC 0.25%
MCDONALD S CORP 0.25%

Check overlap with more funds →

On the same fields

LCTU
iShares U.S. Carbon Transition Readiness Aware Active ETF
SPY
SPDR S&P 500 ETF Trust
Where it sits Stock ETF Stock ETF
Issuer iShares State Street
What it is Actively managed Tracks the S&P 500
Total return, 1 year +15.3% +17.3%
Its benchmark over the same days +16.6% (IWB) +17.3% (VOO)
Gap to its benchmark −1.4 pts vs IWB −0.1 pts vs VOO
Expense ratio 0.15% 0.09%
Already in the S&P 500 93.4% 99.8%
Holdings 322 504
Net assets, LCTU as of Oct 9, 2026 and SPY as of Oct 8, 2026 $1.2bn $817.2bn

LCTU and SPY on the fields both publish, as of Oct 9, 2026. Source: ETFIQ.

About LCTU

LCTU is actively managed and tracks no index. The prospectus expense ratio is 0.15% a year. By its holdings published by its issuer for Oct 9, 2026, 93% of the fund by weight is stocks the S&P 500 also holds, across 322 positions, with the top ten at 35.2%.

Over the year to Oct 9, 2026 it returned +15.3% with distributions reinvested, against +16.6% for its benchmark, the Russell 1000 Index.

About SPY

SPY tracks the S&P 500. Over the year to Oct 9, 2026 it returned +17.3% with distributions reinvested, against +17.3% for its benchmark, the S&P 500 Index. The prospectus expense ratio is 0.09% a year. By its holdings published by its issuer for Oct 8, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 504 positions, with the top ten at 39.1%.

Questions people ask

Which returned more over the last year, LCTU or SPY?
In the year to Oct 9, 2026, with distributions reinvested, LCTU returned +15.3% and SPY +17.3%.
Which is cheaper, LCTU or SPY?
SPY is cheaper, by 0.06 percentage points a year. That is about $6 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do LCTU and SPY overlap with the S&P 500?
By their latest filed holdings, 93% of LCTU and 100% of SPY by weight is stocks the S&P 500 already holds.
Other comparisons
LCTU vs VTILCTU vs VOOIVV vs LCTULCTU vs SPYMSPY vs SUSLAVLC vs SPYSPY vs STXFSPY vs TDVG
LCTU on its own →SPY on its own →Hold both: look the portfolio through →Rankings →Standards and sources →
Where these figures came from
LCTU filings on SEC EDGAR ↗LCTU prospectus with the expense ratio (SEC) ↗iShares page for LCTU ↗SPY filings on SEC EDGAR ↗State Street website ↗

ETFIQ links to the documents behind every figure; a link is not an endorsement. 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.

Cite this pageCitation, APA and Markdown

ETFIQ, LCTU against SPY, data as of Oct 9, 2026. https://etfiq.com/compare/any/lctu-vs-spy

Open data

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