Columbia Mid Cap Index Fund Class A (NTIAX)

Fund Assets	2.32B
Expense Ratio	0.46%
Min. Investment	$2,000
Turnover	16.00%
Dividend (ttm)	0.16
Dividend Yield	1.06%
Dividend Growth	-4.30%
Payout Frequency	Semi-Annual
Ex-Dividend Date	Jun 22, 2026

Previous Close	15.30
YTD Return	9.96%
1-Year Return	13.05%
5-Year Return	41.32%
52-Week Low	14.26
52-Week High	16.57
Beta (5Y)	1.04
Holdings	404
Inception Date	May 31, 2000

About NTIAX

Columbia Mid Cap Index Fund Class A is a mutual fund that seeks to track the performance of the S&P MidCap 400 Index, aiming to provide total return before fees and expenses that closely matches the index’s performance. The fund uses a passive management approach by investing primarily in a diversified portfolio of mid-sized U.S. companies that collectively represent the mid-cap segment of the American equity market. This sector often features businesses that are more established than small caps but retain greater growth potential and agility compared to large caps. The fund’s strategy is to mirror the holdings and sector allocations of its benchmark, maintaining a correlation of at least 95% between the performance of the index and the fund before costs. Columbia Mid Cap Index Fund Class A plays a significant role in providing investors with broad exposure to the mid-cap equity space, making it a core building block for diversified portfolios seeking participation in the growth and stability characteristics of U.S. mid-cap companies.

• Fund Family: Columbia Threadneedle
• Category: Mid-Cap Blend
• Performance Rating: Average
• Risk Rating: Above Average
• Stock Exchange: Nasdaq
• Ticker Symbol: NTIAX
• Share Class: Class A
• Index: S&P Mid Cap 400 TR

Performance

NTIAX had a total return of 13.05% in the past year, including dividends. Since the fund's inception, the average annual return has been 9.18%.

Other Share Classes

These are alternative share classes of the same fund, from the same provider.

Symbol	Share Class	Expense Ratio
NMPAX	Institutional Class	0.20%
CPXRX	Institutional 2 Class	0.20%
CMDYX	Institutional 3 Class	0.20%

Top 10 Holdings

9.11% of assets

Name	Symbol	Weight
E-mini S&P MidCap 400 Future Sept 26	n/a	1.41%
Columbia Short-Term Cash	n/a	1.22%
Twilio Inc.	TWLO	0.99%
Illumina, Inc.	ILMN	0.90%
TechnipFMC plc	FTI	0.86%
Everpure, Inc.	P	0.81%
Okta, Inc.	OKTA	0.80%
ATI Inc.	ATI	0.77%
nVent Electric plc	NVT	0.68%
Carpenter Technology Corporation	CRS	0.66%

Dividend History

Ex-Dividend	Amount	Pay Date
Jun 22, 2026	$0.69085	Jun 22, 2026
Dec 5, 2025	$0.89861	Dec 5, 2025
Jun 13, 2025	$0.39058	Jun 13, 2025
Dec 6, 2024	$1.15074	Dec 6, 2024
Jun 14, 2024	$0.4575	Jun 14, 2024
Dec 7, 2023	$0.66203	Dec 7, 2023

Data Sources: Tiingo, Twelve Data, and more

Historical data is provided by Tiingo. Delayed stock pricing data is provided by Twelve Data. Several fund data points are also provided by Finnhub.

Last checked:

Oct 16, 2026

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