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PSCvsRESMETF Comparison

ETF 1

PSC

Principal U.S. Small-Cap ETF

This fund is part of

US Multi-Factor

-0.79%

Full PSC fund page

VS

ETF 2

RESM

Columbia Research Enhanced Small Cap ETF

This fund is part of

US Multi-Factor

-0.79%

Full RESM fund page

Principal U.S. Small-Cap ETF (PSC) and Columbia Research Enhanced Small Cap ETF (RESM) belong to the same industry segment: US Multi-Factor. PSC's top 3 sector exposures are Industrials, Information Technology and Health Care. In contrast, RESM's top sector exposures are Industrials, Information Technology and Financials. PSC is more expensive with a Total Expense Ratio (TER) of 0.38%, versus 0.32% for RESM. PSC is up 15.89% year-to-date (YTD) with +$398M in YTD flows. RESM performs better with 17.24% YTD performance, and -$2M in YTD flows. Run a side-by-side ETF comparison of PSC and RESM 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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PSC vs RESM performance and flow charts

Performance

Cumulative Flows

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

Data Services

Historic performance and flows

Data as of 06/17/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	PSC RESM	+5.97%+4.43%	+15.73%+14.44%	+15.89%+17.24%	+30.45%n/a	+64.80%n/a	+52.67%n/a
Flows	PSC RESM	+$64M-	+$160M+$1K	+$398M-$2M	+$1.11B-	+$1.52B-	+$206M-

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	PSC RESM	+19.23%+19.15%	+17.87%n/a	+19.65%n/a	+20.83%n/a
Max drawdown	PSC RESM	-4.22%-4.10%	-9.87%n/a	-23.69%n/a	-25.73%n/a
Max drawdown duration	PSC RESM	8d19d	84dn/a	284dn/a	844dn/a

Trading data

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	PSC	RESM
Last sale 6/17/2026 at 1:30 PM	$66.81	$23.34
Previous close 06/17/2026	$67.28	$23.53
Consolidated volume 06/17/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Main metrics

Last update 6/17/2026 at 1:30 PM

Live

Closed

	PSC	RESM
Last price	$66.81	$23.34
1D performance	-0.70%	-0.82%
AuM	$2.21 B	$3.50 M
E/R	0.38%	0.32%

Characteristics

	PSC	RESM
Management strategy	Active	Active
Provider	Principal Global Investors	Columbia Threadneedle Investments
Benchmark	-	-
N° of holdings	455	848
Asset class	-	-
Trailing 12m distribution yield	Join	Join
Inception date	September 21, 2016	December 11, 2025
ESG	No	No

More PSC data on Trackinsight

More RESM data on Trackinsight

Exposure

Countries

PSC

USA

81.45%

Other

18.55%

RESM

USA

83.08%

Other

16.92%

Sectors

PSC

Industrials

16.52%

Information Techn.

16.32%

Health Care

14.12%

Financials

13.75%

Consumer Discreti.

7.5%

Other

31.79%

RESM

Industrials

16.31%

Information Techn.

16.13%

Financials

13.87%

Health Care

12.9%

Consumer Discreti.

8.01%

Other

32.78%

Diversification

PSC

Total weight of top 15 holdings out of 15

13.06%

RESM

Total weight of top 15 holdings out of 15

9.3%

Top 15 holdings

Data as of April 30, 2026

PSC

HIMS & HERS HEALTH INC

1.21%

CREDO TECHNOLOGY GROUP HOLDING

1.00%

PLANET LABS PBC

0.99%

ARGAN

0.93%

FABRINET

0.93%

RAMBUS

0.93%

TTM TECHNOLOGIES

0.87%

DIGITALOCEAN HOLDINGS

0.82%

ALLIANCE DATA SYSTEMS

0.82%

VICOR

0.81%

ZETA GLOBAL HOLDINGS

0.79%

STERLING INFRASTRUCTURE INC

0.78%

POWELL INDUSTRIES

0.76%

ADVANCED ENERGY INDUSTRIES

0.71%

PRIMORIS SERVICES

0.70%

RESM

FABRINET

1.16%

STERLING INFRASTRUCTURE INC

0.75%

RAMBUS

0.72%

ADVANCED ENERGY INDUSTRIES

0.69%

TTM TECHNOLOGIES

0.69%

LEXINGTON REIT

0.64%

DYCOM INDUSTRIES

0.59%

IES HOLDINGS

0.59%

SITIME CORP

0.55%

FORMFACTOR

0.52%

ENSIGN GROUP

0.49%

HECLA MINING

0.49%

COEUR MINING INC

0.48%

VIAVI SOLUTIONS INC

0.47%

PRIMORIS SERVICES

0.47%

Frequently asked questions about PSC and RESM

How have the PSC and RESM ETFs performed in 2026?

As of June 17, 2026, PSC is up 15.89% year-to-date (YTD), while RESM has returned 17.24%. That puts RESM better performer ahead so far this year.

Which ETF is attracting more investor money: PSC or RESM?

Year-to-date, the PSC ETF saw +$398M in flows, compared to -$2M for RESM.

Which ETF is bigger: PSC or RESM?

As of June 17, 2026, PSC holds $2.21 B in assets under management (AUM), while RESM manages $3.50 M.

What sectors do the PSC and RESM ETFs invest in?

PSC leans toward sectors like Industrials, Information Technology and Health Care. Meanwhile, RESM focuses on Industrials, Information Technology and Financials.

What are the top holdings of the PSC ETF and RESM ETF?

PSC top holdings include HIMS & HERS HEALTH INC, CREDO TECHNOLOGY GROUP HOLDING and PLANET LABS PBC. RESM holds in its top three: FABRINET, STERLING INFRASTRUCTURE INC and RAMBUS.

PSCvsRESMETF Comparison

Principal U.S. Small-Cap ETF

Columbia Research Enhanced Small Cap ETF

PSC vs RESM performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

How have the PSC and RESM ETFs performed in 2026?

As of June 17, 2026, PSC is up 15.89% year-to-date (YTD), while RESM has returned 17.24%. That puts RESM better performer ahead so far this year.

Which ETF is attracting more investor money: PSC or RESM?

Year-to-date, the PSC ETF saw +$398M in flows, compared to -$2M for RESM.

Which ETF is bigger: PSC or RESM?

As of June 17, 2026, PSC holds $2.21 B in assets under management (AUM), while RESM manages $3.50 M.

What sectors do the PSC and RESM ETFs invest in?

PSC leans toward sectors like Industrials, Information Technology and Health Care. Meanwhile, RESM focuses on Industrials, Information Technology and Financials.

What are the top holdings of the PSC ETF and RESM ETF?

PSC top holdings include HIMS & HERS HEALTH INC, CREDO TECHNOLOGY GROUP HOLDING and PLANET LABS PBC. RESM holds in its top three: FABRINET, STERLING INFRASTRUCTURE INC and RAMBUS.

Which ETF is more diversified: PSC or RESM?

PSC holds 459 securities with 13.06% of its assets in the top 15. RESM has 862 securities and a top 15 weight of 9.3%.

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