INTERNATIONAL BUSINESS MACHS

Ticker: IBM CUSIP: 459200101 Class: COM

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 17,943 Value ($000) $5,315 Avg Close $298.78 Range $262.11 - $324.90

Q3 2025

Shares 18,188 Value ($000) $5,132 Avg Close $259.55 Range $232.08 - $292.01

Q2 2025

Shares 18,154 Value ($000) $5,351 Avg Close $253.82 Range $210.49 - $292.56

Q1 2025

Shares 18,284 Value ($000) $4,546 Avg Close $239.40 Range $209.20 - $261.47

Q4 2024

Shares 19,082 Value ($000) $4,195 Avg Close $216.31 Range $196.83 - $233.32

Q3 2024

Shares 19,596 Value ($000) $4,332 Avg Close $188.97 Range $166.24 - $216.80

Q2 2024

Shares 20,946 Value ($000) $3,623 Avg Close $165.85 Range $154.39 - $183.50

Q1 2024

Shares 20,687 Value ($000) $3,950 Avg Close $172.56 Range $148.54 - $189.10

Q4 2023

Shares 21,531 Value ($000) $3,521 Avg Close $141.50 Range $126.39 - $156.49

Q3 2023

Shares 22,582 Value ($000) $3,168 Avg Close $131.75 Range $120.98 - $141.33

Q2 2023

Shares 22,637 Value ($000) $3,029 Avg Close $118.05 Range $110.47 - $128.27

Q1 2023

Shares 21,393 Value ($000) $2,804 Avg Close $120.73 Range $110.43 - $131.92

Q4 2022

Shares 34,345 Value ($000) $4,839 Avg Close $123.05 Range $102.35 - $137.32

Q3 2022

Shares 35,148 Value ($000) $4,176 Avg Close $115.64 Range $105.06 - $124.09

Q2 2022

Shares 36,299 Value ($000) $5,125 Avg Close $117.50 Range $107.95 - $126.60

Q1 2022

Shares 37,346 Value ($000) $4,856 Avg Close $112.10 Range $102.68 - $121.43

Q4 2021

Shares 35,985 Value ($000) $4,810 Avg Close $106.49 Range $97.83 - $117.62

Q3 2021

Shares 32,160 Value ($000) $4,468 Avg Close $112.12 Range $106.97 - $117.48

Q2 2021

Shares 29,980 Value ($000) $4,395 Avg Close $113.44 Range $102.70 - $121.73

Q1 2021

Shares 30,267 Value ($000) $4,033 Avg Close $98.07 Range $91.22 - $107.97

Q4 2020

Shares 32,869 Value ($000) $4,138 Avg Close $93.41 Range $81.15 - $103.82

Q3 2020

Shares 34,082 Value ($000) $4,147 Avg Close $93.86 Range $87.12 - $99.96

Q2 2020

Shares 27,538 Value ($000) $3,326 Avg Close $91.40 Range $78.00 - $102.76

Q1 2020

Shares 37,758 Value ($000) $4,188 Avg Close $98.28 Range $67.58 - $117.24

Q4 2019

Shares 29,645 Value ($000) $3,974 Avg Close $99.90 Range $95.55 - $107.55

Q3 2019

Shares 29,309 Value ($000) $4,262 Avg Close $102.47 Range $94.04 - $110.34

Q2 2019

Shares 18,656 Value ($000) $2,573 Avg Close $98.62 Range $91.51 - $103.66

Q1 2019

Shares 20,545 Value ($000) $2,899 Avg Close $94.64 Range $78.71 - $101.33

Q4 2018

Shares 11,429 Value ($000) $1,299 Avg Close $87.95 Range $74.66 - $107.42

Q3 2018

Shares 11,459 Value ($000) $1,733 Avg Close $101.25 Range $95.14 - $106.71

Q2 2018

Shares 11,959 Value ($000) $1,671 Avg Close $99.95 Range $94.63 - $110.30

Q1 2018

Shares 12,201 Value ($000) $1,872 Avg Close $107.30 Range $98.32 - $115.38

Q4 2017

Shares 11,788 Value ($000) $1,809 Avg Close $102.11 Range $96.94 - $108.49

Q3 2017

Shares 11,888 Value ($000) $1,725 Avg Close $96.87 Range $92.88 - $103.07

Q2 2017

Shares 11,988 Value ($000) $1,844 Avg Close $103.77 Range $98.95 - $115.36

Q1 2017

Shares 12,438 Value ($000) $2,166 Avg Close $114.39 Range $107.32 - $119.58

Q4 2016

Shares 12,073 Value ($000) $2,004 Avg Close $103.05 Range $95.06 - $110.31

Q3 2016

Shares 13,338 Value ($000) $2,119 Avg Close $101.76 Range $95.61 - $106.13

Q2 2016

Shares 13,490 Value ($000) $2,048 Avg Close $95.13 Range $90.08 - $99.15

Q1 2016

Shares 14,790 Value ($000) $2,240 Avg Close $84.07 Range $73.78 - $96.70

Q4 2015

Shares 14,390 Value ($000) $1,980 Avg Close $87.52 Range $82.31 - $94.87

Q3 2015

Shares 14,470 Value ($000) $2,098 Avg Close $95.35 Range $87.10 - $106.76

Q2 2015

Shares 16,896 Value ($000) $2,748 Avg Close $102.99 Range $96.57 - $107.49

Q1 2015

Shares 17,646 Value ($000) $2,832 Avg Close $96.47 Range $90.53 - $100.82

Q4 2014

Shares 17,485 Value ($000) $2,805 Avg Close $100.47 Range $91.12 - $114.79

Q3 2014

Shares 34,585 Value ($000) $6,565 Avg Close $114.33 Range $108.62 - $117.41

Q2 2014

Shares 35,370 Value ($000) $6,412 Avg Close $112.28 Range $107.17 - $118.40

Q1 2014

Shares 35,095 Value ($000) $6,755 Avg Close $109.22 Range $101.79 - $116.27

Q4 2013

Shares 41,365 Value ($000) $7,759 Avg Close $106.40 Range $101.46 - $111.01

Q3 2013

Shares 38,665 Value ($000) $7,160 Avg Close $111.55 Range $106.48 - $117.56

Q2 2013

Shares 34,825 Value ($000) $6,655 Avg Close $118.94 Range $109.29 - $125.13

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17,943	$5,315	$298.78	$262.11 - $324.90
Q3 2025	18,188	$5,132	$259.55	$232.08 - $292.01
Q2 2025	18,154	$5,351	$253.82	$210.49 - $292.56
Q1 2025	18,284	$4,546	$239.40	$209.20 - $261.47
Q4 2024	19,082	$4,195	$216.31	$196.83 - $233.32
Q3 2024	19,596	$4,332	$188.97	$166.24 - $216.80
Q2 2024	20,946	$3,623	$165.85	$154.39 - $183.50
Q1 2024	20,687	$3,950	$172.56	$148.54 - $189.10
Q4 2023	21,531	$3,521	$141.50	$126.39 - $156.49
Q3 2023	22,582	$3,168	$131.75	$120.98 - $141.33
Q2 2023	22,637	$3,029	$118.05	$110.47 - $128.27
Q1 2023	21,393	$2,804	$120.73	$110.43 - $131.92
Q4 2022	34,345	$4,839	$123.05	$102.35 - $137.32
Q3 2022	35,148	$4,176	$115.64	$105.06 - $124.09
Q2 2022	36,299	$5,125	$117.50	$107.95 - $126.60
Q1 2022	37,346	$4,856	$112.10	$102.68 - $121.43
Q4 2021	35,985	$4,810	$106.49	$97.83 - $117.62
Q3 2021	32,160	$4,468	$112.12	$106.97 - $117.48
Q2 2021	29,980	$4,395	$113.44	$102.70 - $121.73
Q1 2021	30,267	$4,033	$98.07	$91.22 - $107.97
Q4 2020	32,869	$4,138	$93.41	$81.15 - $103.82
Q3 2020	34,082	$4,147	$93.86	$87.12 - $99.96
Q2 2020	27,538	$3,326	$91.40	$78.00 - $102.76
Q1 2020	37,758	$4,188	$98.28	$67.58 - $117.24
Q4 2019	29,645	$3,974	$99.90	$95.55 - $107.55
Q3 2019	29,309	$4,262	$102.47	$94.04 - $110.34
Q2 2019	18,656	$2,573	$98.62	$91.51 - $103.66
Q1 2019	20,545	$2,899	$94.64	$78.71 - $101.33
Q4 2018	11,429	$1,299	$87.95	$74.66 - $107.42
Q3 2018	11,459	$1,733	$101.25	$95.14 - $106.71
Q2 2018	11,959	$1,671	$99.95	$94.63 - $110.30
Q1 2018	12,201	$1,872	$107.30	$98.32 - $115.38
Q4 2017	11,788	$1,809	$102.11	$96.94 - $108.49
Q3 2017	11,888	$1,725	$96.87	$92.88 - $103.07
Q2 2017	11,988	$1,844	$103.77	$98.95 - $115.36
Q1 2017	12,438	$2,166	$114.39	$107.32 - $119.58
Q4 2016	12,073	$2,004	$103.05	$95.06 - $110.31
Q3 2016	13,338	$2,119	$101.76	$95.61 - $106.13
Q2 2016	13,490	$2,048	$95.13	$90.08 - $99.15
Q1 2016	14,790	$2,240	$84.07	$73.78 - $96.70
Q4 2015	14,390	$1,980	$87.52	$82.31 - $94.87
Q3 2015	14,470	$2,098	$95.35	$87.10 - $106.76
Q2 2015	16,896	$2,748	$102.99	$96.57 - $107.49
Q1 2015	17,646	$2,832	$96.47	$90.53 - $100.82
Q4 2014	17,485	$2,805	$100.47	$91.12 - $114.79
Q3 2014	34,585	$6,565	$114.33	$108.62 - $117.41
Q2 2014	35,370	$6,412	$112.28	$107.17 - $118.40
Q1 2014	35,095	$6,755	$109.22	$101.79 - $116.27
Q4 2013	41,365	$7,759	$106.40	$101.46 - $111.01
Q3 2013	38,665	$7,160	$111.55	$106.48 - $117.56
Q2 2013	34,825	$6,655	$118.94	$109.29 - $125.13