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SIFIvsSKORETF Comparison

ETF 1
SIFI

Harbor Scientific Alpha Income ETF

This fund is part of
Intl Aggregate Bonds
+0.09%
VS
ETF 2
SKOR

Northern Trust Credit-Scored US Corporate Bond ETF

This fund is part of
US Corporate IG Bonds
+0.06%

Harbor Scientific Alpha Income ETF (SIFI) belongs to the Intl Aggregate Bonds segment. Northern Trust Credit-Scored US Corporate Bond ETF (SKOR) is part of the US Corporate IG Bonds segment. SIFI's top 3 sector exposures are Finance, Technology and Energy. In contrast, SKOR's top sector exposures are Finance, Technology and Industrials. SIFI is more expensive with a Total Expense Ratio (TER) of 0.5%, versus 0.16% for SKOR. SIFI is up 1.68% year-to-date (YTD) with +$1M in YTD flows. SKOR performs worse with 0.09% YTD performance, and +$138M in YTD flows. Run a side-by-side ETF comparison of SIFI and SKOR below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.

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SIFI vs SKOR performance and flow charts

Performance

-0.20.00.20.40.6%Aug 3Aug 10Aug 17Aug 24Aug 31

Cumulative Flows

0 M5 M10 M15 M20 M25 M30 M35 MAug 3Aug 10Aug 17Aug 24Aug 31

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Historic performance and flows
Data as of 09/03/2026
1M3MYTD1Y3Y5Y
Perf.
SIFI
SKOR
+0.22%-0.14%
+0.61%-0.40%
+1.68%+0.09%
+4.10%+2.32%
+23.00%+18.66%
n/a+7.15%
Flows
SIFI
SKOR
-+$24M
+$1M+$55M
+$1M+$138M
-$11K+$171M
+$1M+$478M
-+$495M
Volatility and drawdown
3M1Y3Y5Y
Volatility
SIFI
SKOR
+2.62%+2.84%
+2.76%+2.63%
+3.53%+3.38%
n/a+4.19%
Max drawdown
SIFI
SKOR
-0.80%-1.05%
-2.68%-2.02%
-3.45%-2.26%
n/a-15.65%
Max drawdown duration
SIFI
SKOR
28d65d
103d185d
87d61d
n/a1091d
Trading data

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SIFI
SKOR
Last sale
9/3/2026 at 1:30 PM
$43.19
$47.66
Previous close
09/03/2026
$43.09
$47.63
Consolidated volume
09/03/2026
Average volume
30 days
Average discount or premium
30 days
Average Bid/Ask spread
30 days
Replication quality
Data as of August 31, 2026
1-year trailing difference

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SIFI
is actively managed and doesn’t replicate an index

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SIFI
SKOR
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 9/3/2026 at 1:30 PM
Live
Closed
SIFI
SKOR
Last price
$43.19
$47.66
1D performance
+0.23%
+0.07%
AuM$33.40 M$755.03 M
E/R0.5%0.16%
Characteristics
SIFI
SKOR
Management strategyActivePassive
ProviderHarbor CapitalNorthern Trust
Benchmark-Northern Trust US Corporate Bond Quality Value Index
N° of holdings1571641
Asset class-Fixed Income
Trailing 12m distribution yield
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Inception dateSeptember 16, 2021November 12, 2014
ESGNoNo
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Exposure

Countries

SIFI
USA
67.42%
Other
32.58%
SKOR
USA
83.68%
Other
16.32%

Sectors

SIFI
Finance
13.96%
Technology
13.08%
Energy
9.85%
Industrials
8.48%
Other
54.63%
SKOR
Finance
42.85%
Technology
14.47%
Other
42.68%
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Diversification

SIFI

Total weight of top 15 holdings out of 15

13.84%
SKOR

Total weight of top 15 holdings out of 15

5.89%

Top 15 holdings

Data as of July 31, 2026
SIFI
Novelis Corp, 4.75% 30jan2030, USD
1.15%
The Home Depot, 3.25% 15apr2032, USD
1.10%
Park-Ohio Industries, 8.5% 1aug2030, USD
0.94%
Nordson, 5.8% 15sep2033, USD
0.92%
Open Text Corporation, 6.9% 1dec2027, USD
0.91%
TTM Technologies, 4% 1mar2029, USD
0.90%
Altria Group, 4.8% 14feb2029, USD
0.89%
Iamgold, 5.75% 15oct2028, USD
0.89%
HCA, 3.125% 15mar2027, USD
0.89%
VM Consolidated, 5.5% 15apr2029, USD
0.89%
Ford Motor Credit Co, 5.113% 3may2029, USD
0.88%
WSP Global, 5.039% 18sep2031, USD
0.88%
PROG Holdings, 6% 15nov2029, USD
0.87%
DuPont de Nemours, 4.8% 15may2033, USD
0.87%
IBM, 3.5% 15may2029, USD
0.86%
SKOR
Salesforce, 4.9% 15sep2031, USD
0.59%
Bank of Nova Scotia, 8.625% 27oct2082, USD (4)
0.51%
Novartis AG, 4.9% 18mar2036, USD
0.43%
Broadcom Inc, 4.35% 15feb2030, USD
0.41%
Broadcom Inc, 4.6% 15jul2030, USD
0.40%
Alphabet, 4.8% 15feb2036, USD
0.38%
NVIDIA, 2.85% 1apr2030, USD
0.37%
Meta Platforms, 4.875% 15nov2035, USD
0.37%
HSBC Holdings plc, 2.013% 22sep2028, USD
0.36%
Bank of America Corporation, 4.477% 23apr2030, USD (N)
0.36%
Amazon.com, 4.6% 9jul2029, USD
0.35%
JP Morgan, 4.452% 5dec2029, USD
0.35%
Alphabet, 4.7% 15nov2035, USD
0.35%
Broadcom Inc, 4.8% 15oct2034, USD
0.34%
Philip Morris International, 5.125% 15feb2030, USD
0.33%
Frequently asked questions about SIFI and SKOR

How have the SIFI and SKOR ETFs performed in 2026?

As of September 3, 2026, SIFI is up 1.68% year-to-date (YTD), while SKOR has returned 0.09%. That puts SIFI better performer ahead so far this year.

Which ETF is attracting more investor money: SIFI or SKOR?

Year-to-date, the SIFI ETF saw +$1M in flows, compared to +$138M for SKOR.

Which ETF is more volatile: SIFI or SKOR?

Over the past year, SIFI had a volatility of 2.76%, while SKOR experienced 2.63%.

Which ETF is bigger: SIFI or SKOR?

As of September 3, 2026, SIFI holds $33.40 M in assets under management (AUM), while SKOR manages $755.03 M.

What sectors do the SIFI and SKOR ETFs invest in?

SIFI leans toward sectors like Finance, Technology and Energy. Meanwhile, SKOR focuses on Finance and Technology.

What are the top holdings of the SIFI ETF and SKOR ETF?

SIFI top holdings include Novelis Corp, 4.75% 30jan2030, USD, The Home Depot, 3.25% 15apr2032, USD and Park-Ohio Industries, 8.5% 1aug2030, USD. SKOR holds in its top three: Salesforce, 4.9% 15sep2031, USD, Bank of Nova Scotia, 8.625% 27oct2082, USD (4) and Novartis AG, 4.9% 18mar2036, USD.

Which ETF is more diversified: SIFI or SKOR?

SIFI holds 157 securities with 13.84% of its assets in the top 15. SKOR has 1641 securities and a top 15 weight of 5.89%.

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