International Business Machines Corp (IBM)

International Business Machines Corp experienced notable insider trading activity recently, characterized by a significant divestment. Senior Vice President Thomas Robert David executed a sale of 25,000 shares valued at approximately $5.76 million on August 26, 2026. This transaction occurred following the company's latest earnings report, which showed a 2.43% positive surprise in quarterly performance.
Ticker: IBM Exchange: NYS


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for International Business Machines Corp. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
1.7
Thomas Robert David Senior Vice President Officer
Transaction date
Sale
Price
376.45
Quantity 10,545 -36.7%
Value US$4,287,967
1.7
Robert Thomas Officer Officer
Transaction date
Proposed sale
Price
259.42
Quantity 61,589
Value US$975,359
3.5
HOWARD MICHELLE J Non-Executive Director
Transaction date
Purchase
Price
394.77
Quantity 63,915 +5.0%
Value US$1,991,119
2.8
Miebach Michael Non-Executive Director
Transaction date
Purchase
Price
233.33
Quantity 434 New position
Value US$101,264
3.0
FARR DAVID N Non-Executive Director
Transaction date
Purchase
Price
304.00
Quantity 1,000 +12.1%
Value US$304,000
1.7
ROBERT D THOMAS Officer Officer
Transaction date
Proposed sale
Price
253.01
Quantity 26,543
Value US$6,715,639
1.7
Thomas Robert David Senior Vice President Officer
Transaction date
Sale
Price
253.01
Quantity 26,543 -37.1%
Value US$6,715,639
3.0
FARR DAVID N Non-Executive Director
Transaction date
Purchase
Price
249.00
Quantity 1,200 +17.0%
Value US$298,800
2.6
ZOLLAR ALFRED W Non-Executive Director
Transaction date
Purchase
Price
210.62
Quantity 936 New position
Value US$197,139
0.7
LAMOREAUX NICKLE JACLYN Senior Vice President Officer
Transaction date
Sale
Price
215.20
Quantity 3,600 -12.4%
Value US$774,727
2.2
BROWDY MICHELLE H Senior Vice President Officer
Transaction date
Sale
Price
184.85
Quantity 9,800 -7.6%
Value US$1,811,524
2.7
KAVANAUGH JAMES J Sr. VP and CFO Officer
Transaction date
Sale
Price
134.30
Quantity 6,570 -8.1%
Value US$882,364
2.7
KAVANAUGH JAMES J Sr. VP and CFO Officer
Transaction date
Sale
Price
133.61
Quantity 31,949 -28.3%
Value US$4,268,674
3.9
Del Bene Robert F VP, Controller Officer
Transaction date
Sale
Price
148.36
Quantity 3,000 -17.1%
Value US$445,088
3.0
FARR DAVID N Non-Executive Director
Transaction date
Purchase
Price
125.00
Quantity 1,000 New position
Value US$125,000
3.9
Del Bene Robert F VP, Controller Officer
Transaction date
Sale
Price
139.04
Quantity 1,600 -9.6%
Value US$222,465
3.5
HOWARD MICHELLE J Non-Executive Director
Transaction date
Purchase
Price
123.76
Quantity 80 +125.0%
Value US$9,901
3.5
HOWARD MICHELLE J Non-Executive Director
Transaction date
Purchase
Price
123.30
Quantity 64 New position
Value US$7,891
2.8
Gorsky Alex Non-Executive Director
Transaction date
Purchase
Price
117.86
Quantity 4,232 New position
Value US$498,762
3.0
LIVERIS ANDREW N Non-Executive Director
Transaction date
Purchase
Price
112.92
Quantity 2,655 New position
Value US$299,803
3.0
Swedish Joseph Non-Executive Director
Transaction date
Purchase
Price
111.01
Quantity 2,000 +61.3%
Value US$222,020
3.0
FARR DAVID N Non-Executive Director
Transaction date
Purchase
Price
108.13
Quantity 175 +63.6%
Value US$18,922
3.0
FARR DAVID N Non-Executive Director
Transaction date
Purchase
Price
107.75
Quantity 75 +37.5%
Value US$8,081
3.0
FARR DAVID N Non-Executive Director
Transaction date
Purchase
Price
107.71
Quantity 100 +100.0%
Value US$10,771
3.0
FARR DAVID N Non-Executive Director
Transaction date
Purchase
Price
107.71
Quantity 100 New position
Value US$10,771
3.0
FARR DAVID N Non-Executive Director
Transaction date
Purchase
Price
107.74
Quantity 300 +4.4%
Value US$32,321
3.0
FARR DAVID N Non-Executive Director
Transaction date
Purchase
Price
107.66
Quantity 750 +12.5%
Value US$80,743
3.5
MCNABB FREDERICK WILLIAM III Non-Executive Director
Transaction date
Purchase
Price
108.01
Quantity 9,250 New position
Value US$999,125
3.7
WADDELL FREDERICK H Non-Executive Director
Transaction date
Purchase
Price
107.50
Quantity 1,000 +36.2%
Value US$107,496
3.8
TAUREL SIDNEY Non-Executive Director
Transaction date
Purchase
Price
110.75
Quantity 5,000 +21.0%
Value US$553,725
2.7
Gherson Diane J Senior Vice President Officer
Transaction date
Sale
Price
129.50
Quantity 2,714 -9.5%
Value US$351,463
2.7
Gherson Diane J Senior Vice President Officer
Transaction date
Sale
Price
128.76
Quantity 1,895 -6.2%
Value US$244,000
2.7
Gherson Diane J Senior Vice President Officer
Transaction date
Sale
Price
127.00
Quantity 1,215 -3.8%
Value US$154,305
2.7
Gherson Diane J Senior Vice President Officer
Transaction date
Sale
Price
126.73
Quantity 1,176 -3.6%
Value US$149,034
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.60
Quantity 40 -0.5%
Value US$5,624
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.59
Quantity 60 -0.8%
Value US$8,435
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.48
Quantity 100 -1.2%
Value US$14,048
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.46
Quantity 100 -1.2%
Value US$14,046
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.45
Quantity 75 -0.9%
Value US$10,534
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.42
Quantity 100 -1.2%
Value US$14,042
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.41
Quantity 50 -0.6%
Value US$7,020
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.40
Quantity 50 -0.6%
Value US$7,020
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.39
Quantity 100 -1.2%
Value US$14,039
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.35
Quantity 200 -2.3%
Value US$28,070
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.32
Quantity 100 -1.1%
Value US$14,032
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.24
Quantity 100 -1.1%
Value US$14,024
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
140.18
Quantity 100 -1.1%
Value US$14,018
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
151.33
Quantity 100 -1.1%
Value US$15,133
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
151.32
Quantity 100 -1.1%
Value US$15,132
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
151.30
Quantity 100 -1.1%
Value US$15,130
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
151.27
Quantity 300 -3.1%
Value US$45,381
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
151.20
Quantity 375 -3.7%
Value US$56,700
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
151.18
Quantity 200 -2.0%
Value US$30,236
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
150.87
Quantity 93 -0.9%
Value US$14,031
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
150.85
Quantity 100 -1.0%
Value US$15,085
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
150.83
Quantity 100 -0.9%
Value US$15,083
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
150.82
Quantity 200 -1.9%
Value US$30,163
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
150.81
Quantity 100 -0.9%
Value US$15,081
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
150.81
Quantity 400 -3.6%
Value US$60,322
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
150.80
Quantity 182 -1.6%
Value US$27,446
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
151.97
Quantity 700 -5.8%
Value US$106,379
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
151.97
Quantity 200 -1.6%
Value US$30,393
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
151.96
Quantity 200 -1.6%
Value US$30,392
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
151.95
Quantity 75 -0.6%
Value US$11,396
1.3
KEVERIAN KENNETH M Senior Vice President
Transaction date
Sale
Price
135.15
Quantity 2,227 -6.3%
Value US$300,979
1.3
KEVERIAN KENNETH M Senior Vice President
Transaction date
Sale
Price
135.50
Quantity 2,690 -7.2%
Value US$364,495
1.3
KEVERIAN KENNETH M Senior Vice President
Transaction date
Sale
Price
132.00
Quantity 2,083 -5.7%
Value US$274,956
3.9
Del Bene Robert F VP, Controller
Transaction date
Sale
Price
135.51
Quantity 124 -1.4%
Value US$16,758
1.6
Clementi Erich Senior Vice President
Transaction date
Sale
Price
139.06
Quantity 40 -0.1%
Value US$5,562
1.6
Clementi Erich Senior Vice President
Transaction date
Sale
Price
139.06
Quantity 100 -0.3%
Value US$13,906
1.6
Clementi Erich Senior Vice President
Transaction date
Sale
Price
139.04
Quantity 1,000 -2.6%
Value US$139,040
1.6
Clementi Erich Senior Vice President
Transaction date
Sale
Price
139.03
Quantity 800 -2.0%
Value US$111,224
1.6
Clementi Erich Senior Vice President
Transaction date
Sale
Price
139.02
Quantity 714 -1.8%
Value US$99,260
1.6
Clementi Erich Senior Vice President
Transaction date
Sale
Price
139.01
Quantity 700 -1.7%
Value US$97,307
1.6
Clementi Erich Senior Vice President
Transaction date
Sale
Price
139.00
Quantity 9,646 -18.9%
Value US$1,340,794
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-08-28 2026-08-26 S Sale

Senior Vice President

Officer
10,545 -36.7%
376.45
US$4,287,967
10,545 -36.7% 376.45 US$4,287,967
2026-08-26 2026-08-26 PrS Proposed sale

Officer

Officer
61,589
259.42
US$975,359
61,589 259.42 US$975,359
2026-02-25 2026-02-25 B Purchase Non-Executive Director
63,915 +5.0%
394.77
US$1,991,119
63,915 +5.0% 394.77 US$1,991,119
2026-02-25 2026-02-25 B Purchase Non-Executive Director
434 New position
233.33
US$101,264
434 New position 233.33 US$101,264
2026-01-30 2026-01-30 B Purchase Non-Executive Director
1,000 +12.1%
304.00
US$304,000
1,000 +12.1% 304.00 US$304,000
2025-03-03 2025-03-03 PrS Proposed sale

Officer

Officer
26,543
253.01
US$6,715,639
26,543 253.01 US$6,715,639
2025-03-03 2025-03-03 S Sale

Senior Vice President

Officer
26,543 -37.1%
253.01
US$6,715,639
26,543 -37.1% 253.01 US$6,715,639
2025-02-28 2025-02-28 B Purchase Non-Executive Director
1,200 +17.0%
249.00
US$298,800
1,200 +17.0% 249.00 US$298,800
2024-11-13 2024-11-13 B Purchase Non-Executive Director
936 New position
210.62
US$197,139
936 New position 210.62 US$197,139
2024-11-08 2024-11-08 S Sale

Senior Vice President

Officer
3,600 -12.4%
215.20
US$774,727
3,600 -12.4% 215.20 US$774,727
2024-02-05 2024-02-01 S Sale

Senior Vice President

Officer
9,800 -7.6%
184.85
US$1,811,524
9,800 -7.6% 184.85 US$1,811,524
2023-02-03 2023-02-01 S Sale

Sr. VP and CFO

Officer
6,570 -8.1%
134.30
US$882,364
6,570 -8.1% 134.30 US$882,364
2023-02-03 2023-02-01 S Sale

Sr. VP and CFO

Officer
31,949 -28.3%
133.61
US$4,268,674
31,949 -28.3% 133.61 US$4,268,674
2022-11-22 2022-11-22 S Sale

VP, Controller

Officer
3,000 -17.1%
148.36
US$445,088
3,000 -17.1% 148.36 US$445,088
2022-09-16 2022-09-15 B Purchase Non-Executive Director
1,000 New position
125.00
US$125,000
1,000 New position 125.00 US$125,000
2022-06-03 2022-06-02 S Sale

VP, Controller

Officer
1,600 -9.6%
139.04
US$222,465
1,600 -9.6% 139.04 US$222,465
2021-12-13 2021-12-13 B Purchase Non-Executive Director
80 +125.0%
123.76
US$9,901
80 +125.0% 123.76 US$9,901
2021-02-09 2021-02-08 B Purchase Non-Executive Director
64 New position
123.30
US$7,891
64 New position 123.30 US$7,891
2020-11-09 2020-11-09 B Purchase Non-Executive Director
4,232 New position
117.86
US$498,762
4,232 New position 117.86 US$498,762
2020-11-02 2020-11-02 B Purchase Non-Executive Director
2,655 New position
112.92
US$299,803
2,655 New position 112.92 US$299,803
2020-11-02 2020-10-30 B Purchase Non-Executive Director
2,000 +61.3%
111.01
US$222,020
2,000 +61.3% 111.01 US$222,020
2020-10-30 2020-10-29 B Purchase Non-Executive Director
175 +63.6%
108.13
US$18,922
175 +63.6% 108.13 US$18,922
2020-10-30 2020-10-29 B Purchase Non-Executive Director
75 +37.5%
107.75
US$8,081
75 +37.5% 107.75 US$8,081
2020-10-30 2020-10-29 B Purchase Non-Executive Director
100 +100.0%
107.71
US$10,771
100 +100.0% 107.71 US$10,771
2020-10-30 2020-10-29 B Purchase Non-Executive Director
100 New position
107.71
US$10,771
100 New position 107.71 US$10,771
2020-10-30 2020-10-29 B Purchase Non-Executive Director
300 +4.4%
107.74
US$32,321
300 +4.4% 107.74 US$32,321
2020-10-30 2020-10-29 B Purchase Non-Executive Director
750 +12.5%
107.66
US$80,743
750 +12.5% 107.66 US$80,743
2020-10-29 2020-10-28 B Purchase Non-Executive Director
9,250 New position
108.01
US$999,125
9,250 New position 108.01 US$999,125
2020-10-29 2020-10-28 B Purchase Non-Executive Director
1,000 +36.2%
107.50
US$107,496
1,000 +36.2% 107.50 US$107,496
2020-10-28 2020-10-27 B Purchase Non-Executive Director
5,000 +21.0%
110.75
US$553,725
5,000 +21.0% 110.75 US$553,725
2020-08-11 2020-08-11 S Sale

Senior Vice President

Officer
2,714 -9.5%
129.50
US$351,463
2,714 -9.5% 129.50 US$351,463
2020-08-11 2020-08-11 S Sale

Senior Vice President

Officer
1,895 -6.2%
128.76
US$244,000
1,895 -6.2% 128.76 US$244,000
2020-08-11 2020-08-10 S Sale

Senior Vice President

Officer
1,215 -3.8%
127.00
US$154,305
1,215 -3.8% 127.00 US$154,305
2020-08-07 2020-08-05 S Sale

Senior Vice President

Officer
1,176 -3.6%
126.73
US$149,034
1,176 -3.6% 126.73 US$149,034
2020-02-27 2020-02-26 S Sale

VP, Controller

40 -0.5%
140.60
US$5,624
40 -0.5% 140.60 US$5,624
2020-02-27 2020-02-26 S Sale

VP, Controller

60 -0.8%
140.59
US$8,435
60 -0.8% 140.59 US$8,435
2020-02-27 2020-02-26 S Sale

VP, Controller

100 -1.2%
140.48
US$14,048
100 -1.2% 140.48 US$14,048
2020-02-27 2020-02-26 S Sale

VP, Controller

100 -1.2%
140.46
US$14,046
100 -1.2% 140.46 US$14,046
2020-02-27 2020-02-26 S Sale

VP, Controller

75 -0.9%
140.45
US$10,534
75 -0.9% 140.45 US$10,534
2020-02-27 2020-02-26 S Sale

VP, Controller

100 -1.2%
140.42
US$14,042
100 -1.2% 140.42 US$14,042
2020-02-27 2020-02-26 S Sale

VP, Controller

50 -0.6%
140.41
US$7,020
50 -0.6% 140.41 US$7,020
2020-02-27 2020-02-26 S Sale

VP, Controller

50 -0.6%
140.40
US$7,020
50 -0.6% 140.40 US$7,020
2020-02-27 2020-02-26 S Sale

VP, Controller

100 -1.2%
140.39
US$14,039
100 -1.2% 140.39 US$14,039
2020-02-27 2020-02-26 S Sale

VP, Controller

200 -2.3%
140.35
US$28,070
200 -2.3% 140.35 US$28,070
2020-02-27 2020-02-26 S Sale

VP, Controller

100 -1.1%
140.32
US$14,032
100 -1.1% 140.32 US$14,032
2020-02-27 2020-02-26 S Sale

VP, Controller

100 -1.1%
140.24
US$14,024
100 -1.1% 140.24 US$14,024
2020-02-27 2020-02-26 S Sale

VP, Controller

100 -1.1%
140.18
US$14,018
100 -1.1% 140.18 US$14,018
2020-02-21 2020-02-20 S Sale

VP, Controller

100 -1.1%
151.33
US$15,133
100 -1.1% 151.33 US$15,133
2020-02-21 2020-02-20 S Sale

VP, Controller

100 -1.1%
151.32
US$15,132
100 -1.1% 151.32 US$15,132
2020-02-21 2020-02-20 S Sale

VP, Controller

100 -1.1%
151.30
US$15,130
100 -1.1% 151.30 US$15,130
2020-02-21 2020-02-20 S Sale

VP, Controller

300 -3.1%
151.27
US$45,381
300 -3.1% 151.27 US$45,381
2020-02-21 2020-02-20 S Sale

VP, Controller

375 -3.7%
151.20
US$56,700
375 -3.7% 151.20 US$56,700
2020-02-21 2020-02-20 S Sale

VP, Controller

200 -2.0%
151.18
US$30,236
200 -2.0% 151.18 US$30,236
2020-02-21 2020-02-19 S Sale

VP, Controller

93 -0.9%
150.87
US$14,031
93 -0.9% 150.87 US$14,031
2020-02-21 2020-02-19 S Sale

VP, Controller

100 -1.0%
150.85
US$15,085
100 -1.0% 150.85 US$15,085
2020-02-21 2020-02-19 S Sale

VP, Controller

100 -0.9%
150.83
US$15,083
100 -0.9% 150.83 US$15,083
2020-02-21 2020-02-19 S Sale

VP, Controller

200 -1.9%
150.82
US$30,163
200 -1.9% 150.82 US$30,163
2020-02-21 2020-02-19 S Sale

VP, Controller

100 -0.9%
150.81
US$15,081
100 -0.9% 150.81 US$15,081
2020-02-21 2020-02-19 S Sale

VP, Controller

400 -3.6%
150.81
US$60,322
400 -3.6% 150.81 US$60,322
2020-02-21 2020-02-19 S Sale

VP, Controller

182 -1.6%
150.80
US$27,446
182 -1.6% 150.80 US$27,446
2020-02-18 2020-02-14 S Sale

VP, Controller

700 -5.8%
151.97
US$106,379
700 -5.8% 151.97 US$106,379
2020-02-18 2020-02-14 S Sale

VP, Controller

200 -1.6%
151.97
US$30,393
200 -1.6% 151.97 US$30,393
2020-02-18 2020-02-14 S Sale

VP, Controller

200 -1.6%
151.96
US$30,392
200 -1.6% 151.96 US$30,392
2020-02-18 2020-02-14 S Sale

VP, Controller

75 -0.6%
151.95
US$11,396
75 -0.6% 151.95 US$11,396
2019-06-17 2019-06-14 S Sale

Senior Vice President

2,227 -6.3%
135.15
US$300,979
2,227 -6.3% 135.15 US$300,979
2019-06-12 2019-06-11 S Sale

Senior Vice President

2,690 -7.2%
135.50
US$364,495
2,690 -7.2% 135.50 US$364,495
2019-06-05 2019-06-04 S Sale

Senior Vice President

2,083 -5.7%
132.00
US$274,956
2,083 -5.7% 132.00 US$274,956
2019-03-08 2019-03-07 S Sale

VP, Controller

124 -1.4%
135.51
US$16,758
124 -1.4% 135.51 US$16,758
2019-03-04 2019-03-01 S Sale

Senior Vice President

40 -0.1%
139.06
US$5,562
40 -0.1% 139.06 US$5,562
2019-03-04 2019-03-01 S Sale

Senior Vice President

100 -0.3%
139.06
US$13,906
100 -0.3% 139.06 US$13,906
2019-03-04 2019-03-01 S Sale

Senior Vice President

1,000 -2.6%
139.04
US$139,040
1,000 -2.6% 139.04 US$139,040
2019-03-04 2019-03-01 S Sale

Senior Vice President

800 -2.0%
139.03
US$111,224
800 -2.0% 139.03 US$111,224
2019-03-04 2019-03-01 S Sale

Senior Vice President

714 -1.8%
139.02
US$99,260
714 -1.8% 139.02 US$99,260
2019-03-04 2019-03-01 S Sale

Senior Vice President

700 -1.7%
139.01
US$97,307
700 -1.7% 139.01 US$97,307
2019-03-04 2019-03-01 S Sale

Senior Vice President

9,646 -18.9%
139.00
US$1,340,794
9,646 -18.9% 139.00 US$1,340,794

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