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NASDAQ:TIBIX Thornburg Investment Income Builder Fund Mutual Fund

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Share price · NASDAQ:TIBIX

$37.61 USD +0.05 (+0.1%)

Close on Oct 21, 2026

Past 3 months -0.3% · daily closes, Jul 9, 2026 – Oct 21, 2026, adjusted for splits

Day range: $37.61 – $37.61 USDOct 21, 2026

Daily closes

Last 3 months, Jul 21, 2026 – Oct 21, 2026 · NASDAQ:TIBIX · USD, adjusted for splits

Day	Close	Change	%	Open	High	Low
Wed, Oct 21	$37.61	+0.05	+0.1%	$37.61	$37.61	$37.61
Tue, Oct 20	$37.56	+0.15	+0.4%	$37.56	$37.56	$37.56
Mon, Oct 19	$37.41	-0.30	-0.8%	$37.41	$37.41	$37.41
Fri, Oct 16	$37.71	+0.22	+0.6%	$37.71	$37.71	$37.71
Thu, Oct 15	$37.49	+0.09	+0.2%	$37.49	$37.49	$37.49
Wed, Oct 14	$37.40	+0.06	+0.2%	$37.40	$37.40	$37.40
Tue, Oct 13	$37.34	-0.12	-0.3%	$37.34	$37.34	$37.34
Mon, Oct 12	$37.46	+0.10	+0.3%	$37.46	$37.46	$37.46
Fri, Oct 9	$37.36	-0.30	-0.8%	$37.36	$37.36	$37.36
Thu, Oct 8	$37.66	-0.11	-0.3%	$37.66	$37.66	$37.66
Wed, Oct 7	$37.77	-0.12	-0.3%	$37.77	$37.77	$37.77
Tue, Oct 6	$37.89	+0.14	+0.4%	$37.89	$37.89	$37.89
Mon, Oct 5	$37.75	+0.21	+0.6%	$37.75	$37.75	$37.75
Fri, Oct 2	$37.54	+0.20	+0.5%	$37.54	$37.54	$37.54
Thu, Oct 1	$37.34	-0.25	-0.7%	$37.34	$37.34	$37.34
Wed, Sep 30	$37.59	-0.27	-0.7%	$37.59	$37.59	$37.59
Tue, Sep 29	$37.86	-0.21	-0.6%	$37.86	$37.86	$37.86
Mon, Sep 28	$38.07	-0.28	-0.7%	$38.07	$38.07	$38.07
Fri, Sep 25	$38.35	+0.24	+0.6%	$38.35	$38.35	$38.35
Thu, Sep 24	$38.11	-0.15	-0.4%	$38.11	$38.11	$38.11
Wed, Sep 23	$38.26	-0.23	-0.6%	$38.26	$38.26	$38.26
Tue, Sep 22	$38.49	-0.28	-0.7%	$38.49	$38.49	$38.49
Mon, Sep 21	$38.77	+0.23	+0.6%	$38.77	$38.77	$38.77
Fri, Sep 18	$38.54	-0.38	-1.0%	$38.54	$38.54	$38.54
Thu, Sep 17	$38.92	+0.21	+0.5%	$38.92	$38.92	$38.92
Wed, Sep 16	$38.71	-0.06	-0.2%	$38.71	$38.71	$38.71
Tue, Sep 15	$38.77	-0.04	-0.1%	$38.77	$38.77	$38.77
Mon, Sep 14	$38.81	0.00	0.0%	$38.81	$38.81	$38.81
Fri, Sep 11	$38.81	+0.03	+0.1%	$38.81	$38.81	$38.81
Thu, Sep 10	$38.78	-0.05	-0.1%	$38.78	$38.78	$38.78
Wed, Sep 9	$38.83	-0.26	-0.7%	$38.83	$38.83	$38.83
Tue, Sep 8	$39.09	+0.07	+0.2%	$39.09	$39.09	$39.09
Fri, Sep 4	$39.02	+0.01	0.0%	$39.02	$39.02	$39.02
Thu, Sep 3	$39.01	+0.21	+0.5%	$39.01	$39.01	$39.01
Wed, Sep 2	$38.80	-0.17	-0.4%	$38.80	$38.80	$38.80
Tue, Sep 1	$38.97	+0.10	+0.3%	$38.97	$38.97	$38.97
Mon, Aug 31	$38.87	-0.01	0.0%	$38.87	$38.87	$38.87
Fri, Aug 28	$38.88	+0.05	+0.1%	$38.88	$38.88	$38.88
Thu, Aug 27	$38.83	-0.33	-0.8%	$38.83	$38.83	$38.83
Wed, Aug 26	$39.16	-0.03	-0.1%	$39.16	$39.16	$39.16
Tue, Aug 25	$39.19	+0.14	+0.4%	$39.19	$39.19	$39.19
Mon, Aug 24	$39.05	-0.16	-0.4%	$39.05	$39.05	$39.05
Fri, Aug 21	$39.21	+0.23	+0.6%	$39.21	$39.21	$39.21
Thu, Aug 20	$38.98	+0.06	+0.2%	$38.98	$38.98	$38.98
Wed, Aug 19	$38.92	-0.08	-0.2%	$38.92	$38.92	$38.92
Tue, Aug 18	$39.00	-0.11	-0.3%	$39.00	$39.00	$39.00
Mon, Aug 17	$39.11	-0.10	-0.3%	$39.11	$39.11	$39.11
Fri, Aug 14	$39.21	+0.02	+0.1%	$39.21	$39.21	$39.21
Thu, Aug 13	$39.19	+0.18	+0.5%	$39.19	$39.19	$39.19
Wed, Aug 12	$39.01	+0.08	+0.2%	$39.01	$39.01	$39.01
Tue, Aug 11	$38.93	+0.02	+0.1%	$38.93	$38.93	$38.93
Mon, Aug 10	$38.91	-0.13	-0.3%	$38.91	$38.91	$38.91
Fri, Aug 7	$39.04	+0.08	+0.2%	$39.04	$39.04	$39.04
Thu, Aug 6	$38.96	+0.05	+0.1%	$38.96	$38.96	$38.96
Wed, Aug 5	$38.91	+0.05	+0.1%	$38.91	$38.91	$38.91
Tue, Aug 4	$38.86	+0.06	+0.2%	$38.86	$38.86	$38.86
Mon, Aug 3	$38.80	-0.14	-0.4%	$38.80	$38.80	$38.80
Fri, Jul 31	$38.94	+0.43	+1.1%	$38.94	$38.94	$38.94
Thu, Jul 30	$38.51	+0.06	+0.2%	$38.51	$38.51	$38.51
Wed, Jul 29	$38.45	-0.14	-0.4%	$38.45	$38.45	$38.45
Tue, Jul 28	$38.59	+0.02	+0.1%	$38.59	$38.59	$38.59
Mon, Jul 27	$38.57	+0.23	+0.6%	$38.57	$38.57	$38.57
Fri, Jul 24	$38.34	-0.05	-0.1%	$38.34	$38.34	$38.34
Thu, Jul 23	$38.39	-0.12	-0.3%	$38.39	$38.39	$38.39
Wed, Jul 22	$38.51	+0.34	+0.9%	$38.51	$38.51	$38.51
Tue, Jul 21	$38.17	+0.28	+0.7%	$38.17	$38.17	$38.17

Ticker: NASDAQ:TIBIX
Asset type: Fund
Exchange: NASDAQ
Currency: USD

Thornburg Investment Income Builder Fund on 6ix

What it is: Mutual fund