Insider Buy/Sell Details for the Semiconductors Industry — May 2026
Ratio0.1:1
Daily Buy & Sell Volume
Transactions (557)
Ambiq Micro, Inc. (AMBQ)
Winzeler Jeffrey G — Chief Financial Officer
Shares
25,918
Price
$69.90
Total Value
$1.81M
Shares Held After
94,477
% of Holdings
21.5%
Ambiq Micro, Inc. (AMBQ)
Esaka Fumihide — Director
Shares
60,000
Price
$70.02
Total Value
$4.20M
Shares Held After
391,189
% of Holdings
13.3%
Ambiq Micro, Inc. (AMBQ)
Hanson Scott McLean — Director
Shares
200
Price
$70.50
Total Value
$14.10K
Shares Held After
203,126
% of Holdings
0.1%
Ambiq Micro, Inc. (AMBQ)
Hanson Scott McLean — Director
Shares
6,100
Price
$69.59
Total Value
$424.52K
Shares Held After
203,326
% of Holdings
2.9%
Ambiq Micro, Inc. (AMBQ)
Hanson Scott McLean — Director
Shares
3,900
Price
$68.62
Total Value
$267.63K
Shares Held After
209,426
% of Holdings
1.8%
VEECO INSTRUMENTS INC (VECO)
DAMORE RICHARD A — Director
Shares
43,701
Price
$60.71
Total Value
$2.65M
Shares Held After
112,594
% of Holdings
28.0%
GLOBALFOUNDRIES Inc. (GFS)
Azar Samak L — Chief Legal Officer
Shares
500
Price
$74.82
Total Value
$37.41K
Shares Held After
15,494
% of Holdings
3.1%
ENTEGRIS INC (ENTG)
Colella Joseph — SVP and General Counsel
Shares
2,410
Price
$140.04
Total Value
$337.50K
Shares Held After
50,121
% of Holdings
4.6%
ENTEGRIS INC (ENTG)
Colella Joseph — SVP and General Counsel
Shares
3,916
Price
$140.25
Total Value
$549.22K
Shares Held After
50,121
% of Holdings
7.2%
ENTEGRIS INC (ENTG)
Haris Clinton M. — SVP & President, APS Division
Shares
5,830
Price
$144.57
Total Value
$842.84K
Shares Held After
54,961
% of Holdings
9.6%
ENTEGRIS INC (ENTG)
Blachier Olivier — SVP, Chief Strategy Officer
Shares
2,000
Price
$140.04
Total Value
$280.08K
Shares Held After
34,897
% of Holdings
5.4%
SEALSQ Corp (LAES)
Buonanno Franck Jean — Vice-President, Global Sales
Shares
20,000
Price
$2.90
Total Value
$58.00K
Shares Held After
10,000
% of Holdings
66.7%
ALLEGRO MICROSYSTEMS, INC. (ALGM)
Lynch Susan D — Director
Shares
16,711
Price
$45.46
Total Value
$759.63K
Shares Held After
12,805
% of Holdings
56.6%
AXCELIS TECHNOLOGIES INC (ACLS)
Blumenstock Gerald M — EVP, Research, Dev. & Eng.
Shares
1,015
Price
$162.31
Total Value
$164.75K
Shares Held After
17,293
% of Holdings
5.5%
AXCELIS TECHNOLOGIES INC (ACLS)
Sutton Todd — VP Corporate Controller
Shares
2,574
Price
$163.89
Total Value
$421.86K
Shares Held After
7,817
% of Holdings
24.8%
TEXAS INSTRUMENTS INC (TXN)
Lizardi Rafael R — Sr. Vice President & CFO
Shares
1,459
Price
$309.45
Total Value
$451.49K
Shares Held After
85,485
% of Holdings
1.7%
TEXAS INSTRUMENTS INC (TXN)
Lizardi Rafael R — Sr. Vice President & CFO
Shares
14,156
Price
$308.54
Total Value
$4.37M
Shares Held After
86,944
% of Holdings
14.0%
TEXAS INSTRUMENTS INC (TXN)
Lizardi Rafael R — Sr. Vice President & CFO
Shares
32,119
Price
$307.85
Total Value
$9.89M
Shares Held After
101,100
% of Holdings
24.1%
TEXAS INSTRUMENTS INC (TXN)
BAHAI AHMAD — Sr. Vice President
Shares
5,000
Price
$309.13
Total Value
$1.55M
Shares Held After
42,519
% of Holdings
10.5%
IPG PHOTONICS CORP (IPGP)
Desmond Jeanmarie F. — Director
Shares
1,690
Price
$105.58
Total Value
$178.43K
Shares Held After
10,486
% of Holdings
13.9%
GSI TECHNOLOGY INC (GSIT)
Schirle Douglas — CFO
Shares
40,000
Price
$11.32
Total Value
$452.93K
Shares Held After
69,046
% of Holdings
36.7%
Arteris, Inc. (AIP)
Viana Antonio J — Director
Shares
20,000
Price
$38.00
Total Value
$760.00K
Shares Held After
64,620
% of Holdings
23.6%
Guerrilla RF, Inc. (GUER)
Dunn James E. Jr. — Director
Shares
3,335
Price
$3.00
Total Value
$10.01K
Shares Held After
5,002
% of Holdings
66.7%
FORMFACTOR INC (FORM)
Titinger Jorge — Director
Shares
4,009
Price
$128.78
Total Value
$516.30K
Shares Held After
13,489
% of Holdings
22.9%
MICROCHIP TECHNOLOGY INC (MCHP)
Bunker Mathew B — SENIOR VP, OPERATIONS
Shares
10,571
Price
$96.88
Total Value
$1.02M
Shares Held After
14,587
% of Holdings
42.0%
MICROCHIP TECHNOLOGY INC (MCHP)
Simoncic Richard J — CHIEF OPERATING OFFICER
Shares
10,000
Price
$97.55
Total Value
$975.46K
Shares Held After
136,127
% of Holdings
6.8%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
600
Price
$457.41
Total Value
$274.45K
Shares Held After
3,021,899
% of Holdings
0.0%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
300
Price
$454.51
Total Value
$136.35K
Shares Held After
3,022,499
% of Holdings
0.0%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
700
Price
$453.60
Total Value
$317.52K
Shares Held After
3,022,799
% of Holdings
0.0%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
809
Price
$452.46
Total Value
$366.04K
Shares Held After
3,023,499
% of Holdings
0.0%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
5,872
Price
$451.15
Total Value
$2.65M
Shares Held After
3,024,308
% of Holdings
0.2%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
10,274
Price
$450.51
Total Value
$4.63M
Shares Held After
3,030,180
% of Holdings
0.3%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
8,782
Price
$449.41
Total Value
$3.95M
Shares Held After
3,040,454
% of Holdings
0.3%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
20,776
Price
$448.29
Total Value
$9.31M
Shares Held After
3,049,236
% of Holdings
0.7%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
11,167
Price
$447.30
Total Value
$4.99M
Shares Held After
3,070,012
% of Holdings
0.4%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
11,980
Price
$446.33
Total Value
$5.35M
Shares Held After
3,081,179
% of Holdings
0.4%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
15,050
Price
$445.27
Total Value
$6.70M
Shares Held After
3,093,159
% of Holdings
0.5%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
5,716
Price
$444.43
Total Value
$2.54M
Shares Held After
3,108,209
% of Holdings
0.2%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
2,400
Price
$443.25
Total Value
$1.06M
Shares Held After
3,113,925
% of Holdings
0.1%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
1,450
Price
$442.16
Total Value
$641.13K
Shares Held After
3,116,325
% of Holdings
0.0%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
4,081
Price
$440.96
Total Value
$1.80M
Shares Held After
3,117,775
% of Holdings
0.1%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
5,085
Price
$440.06
Total Value
$2.24M
Shares Held After
3,121,856
% of Holdings
0.2%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
5,897
Price
$439.16
Total Value
$2.59M
Shares Held After
3,126,941
% of Holdings
0.2%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
5,300
Price
$438.16
Total Value
$2.32M
Shares Held After
3,132,838
% of Holdings
0.2%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
3,270
Price
$436.89
Total Value
$1.43M
Shares Held After
3,138,138
% of Holdings
0.1%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
2,881
Price
$435.97
Total Value
$1.26M
Shares Held After
3,141,408
% of Holdings
0.1%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
1,810
Price
$434.68
Total Value
$786.77K
Shares Held After
3,144,289
% of Holdings
0.1%
ADVANCED MICRO DEVICES INC (AMD)
Su Lisa T — Director
Shares
800
Price
$433.26
Total Value
$346.61K
Shares Held After
3,146,099
% of Holdings
0.0%
MACOM Technology Solutions Holdings, Inc. (MTSI)
BLAND CHARLES R — Director
Shares
800
Price
$380.00
Total Value
$304.00K
Shares Held After
14,338
% of Holdings
5.3%
Guerrilla RF, Inc. (GUER)
John-Williams Michael — Chief Financial Officer
Shares
2,000
Price
$2.82
Total Value
$5.64K
Shares Held After
9,870
% of Holdings
20.3%
Showing 101–150 of 557 transactions (page 3 of 12)