RBBAX Mutual Fund

NAV$12.70

AUM$573M

TER0.96%

Holdings16

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RBBAX Mutual Fund

NAV$12.70

Columbia Income Builder Fund Class A

AUM$573M

TER0.96%

Holdings16

See how much of RBBAX you already own

Just $25 once·$99/mo·Download sample

X-ray my portfolio free

Overview Performance Chart Dividends Top Holdings All Holdings Sectors Geography Similar Compare Overlap

Showing top 17 of 17 holdings · as of Jan 31, 2026

RBBAX holdings, by weight
#	Ticker	Name	Weight	Cumulative	Shares	Mkt value
1	CUGYX	Columbia US Government Mortgage Columbia Quality Income Fund	28.65%	28.6%	13,401,682	$244.31M
2	Debt	Columbia High Yield Bond Fund	8.95%	37.6%	6,829,232	$76.35M
3	INUTX	Columbia Dividend Opportunity Fund	8.08%	45.7%	1,561,600	$68.91M
4	Debt	Columbia Emerging Markets Bond Fund	7.00%	52.7%	5,856,299	$59.68M
5	RFRFX	Columbia Floating Rate Fund	6.91%	59.6%	1,793,225	$58.91M
6	CTVWX	Columbia International Dividend Income Fund	6.06%	65.6%	2,078,004	$51.64M
7	CDDYX	Columbia Dividend Income Fund	6.04%	71.7%	1,333,112	$51.47M
8	CRIYX	Columbia Select Corporate Income Fund	5.48%	77.2%	5,041,959	$46.69M
9	CMOYX	Columbia Mortgage Opportunities Fund	5.00%	82.2%	4,975,669	$42.59M
10	Debt	Columbia Short Duration Bond ETF	4.80%	87.0%	2,153,443	$40.92M
11	DIAL	Columbia Diversified Fixed Income Allocation Etf	3.54%	90.5%	1,633,929	$30.16M
12	CSVYX	Columbia Small Cap Value Discovery Fund	2.97%	93.5%	454,880	$25.34M
13	CRERX	Columbia Real Estate Equity Fund	2.01%	95.5%	1,766,959	$17.10M
14	CSFYX	Columbia Funds Series Trust - Co	1.98%	97.5%	606,007	$16.88M
15	HYSD	Columbia Short Duration High Yield Etf	1.91%	99.4%	798,860	$16.26M
16	Debt	Columbia US Treasury Index Fund	0.45%	99.8%	380,628	$3.81M
17	CGMXX	Columbia Government Money Market Fund	0.00%	99.8%	-	-

Not reported for this fund: share changes, sector, industry.

RBBAX Mutual Fund All Holdings

RBBAX holdings total 16 positions. The top 10 holdings account for 87.0% of the fund, led by Columbia US Government Mortgage Columbia Quality Income Fund at 28.6%, Columbia High Yield Bond Fund at 8.9%, Columbia Dividend Opportunity Fund at 8.1%.

RBBAX portfolio concentration is relatively high, with the top 10 representing 87.0% of total assets.

RBBAX sectors provide a detailed breakdown. RBBAX overlap shows how holdings compare to other funds in your portfolio.