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Buy/Sell Ratio
›
Last 30 Days
›
Semiconductors Industry
Insider Buy/Sell Details for the Semiconductors Industry — Last 30 Days
Extreme outlier transactions (>3σ) are excluded.
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Ratio
0.1:1
Daily Buy & Sell Volume
Log Scale
Transactions
(291)
All (291)
Buys (35)
Sells (256)
Company
Insider
Title
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Date (newest)
Total Value
% of Holdings
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TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Wu Yi-Huang
— VP
Oct 7, 2026
Purchase
Shares
39
Price
$79.39
Total Value
$3.10K
Shares Held After
199
% of Holdings
19.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Tien Bor-Zen
— VP
Oct 7, 2026
Purchase
Shares
7
Price
$79.39
Total Value
$555.73
Shares Held After
92
% of Holdings
7.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Wu Shien-Yang
— SVP
Oct 7, 2026
Purchase
Shares
53
Price
$79.39
Total Value
$4.21K
Shares Held After
6,915
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Tien Bor-Zen
— VP
Oct 7, 2026
Purchase
Shares
40
Price
$79.39
Total Value
$3.18K
Shares Held After
353
% of Holdings
11.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Wei Che-Chia
— Director
Oct 7, 2026
Purchase
Shares
144
Price
$79.39
Total Value
$11.43K
Shares Held After
18,280
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Lin Shyue-Shyh
— VP
Oct 7, 2026
Purchase
Shares
44
Price
$79.39
Total Value
$3.49K
Shares Held After
384
% of Holdings
11.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Lu Chin-Sheng
— VP
Oct 7, 2026
Purchase
Shares
36
Price
$79.39
Total Value
$2.86K
Shares Held After
187
% of Holdings
19.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Lu Lee-Chung
— VP
Oct 7, 2026
Purchase
Shares
49
Price
$79.39
Total Value
$3.89K
Shares Held After
6,534
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Yoo Chue-San
— VP
Oct 7, 2026
Purchase
Shares
50
Price
$79.39
Total Value
$3.97K
Shares Held After
6,744
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Mii Yuh-Jier
— EVP and Co-COO
Oct 7, 2026
Purchase
Shares
68
Price
$79.39
Total Value
$5.40K
Shares Held After
8,238
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Wang Ying-Lang
— SVP
Oct 7, 2026
Purchase
Shares
52
Price
$79.39
Total Value
$4.13K
Shares Held After
6,551
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Yuan Lipen
— VP
Oct 7, 2026
Purchase
Shares
40
Price
$79.39
Total Value
$3.18K
Shares Held After
1,341
% of Holdings
3.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Zhang Kevin Xiaoqiang
— SVP and Deputy Co-COO
Oct 7, 2026
Purchase
Shares
59
Price
$79.39
Total Value
$4.68K
Shares Held After
7,406
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Yeap Choh Fei
— SVP
Oct 7, 2026
Purchase
Shares
52
Price
$79.39
Total Value
$4.13K
Shares Held After
53
% of Holdings
98.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Fang Shu-Hua
— SVP and GC
Oct 7, 2026
Purchase
Shares
53
Price
$79.39
Total Value
$4.21K
Shares Held After
6,761
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Hou Yung-Chin
— SVP and Deputy Co-COO
Oct 7, 2026
Purchase
Shares
60
Price
$79.39
Total Value
$4.76K
Shares Held After
60
% of Holdings
100.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
He Jun
— VP
Oct 7, 2026
Purchase
Shares
43
Price
$79.39
Total Value
$3.41K
Shares Held After
45
% of Holdings
95.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Chuang Juiping
— VP
Oct 7, 2026
Purchase
Shares
46
Price
$79.39
Total Value
$3.65K
Shares Held After
48
% of Holdings
95.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Jang Syun-Ming
— VP
Oct 7, 2026
Purchase
Shares
46
Price
$79.39
Total Value
$3.65K
Shares Held After
5,988
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Hsu Kuo-Chin
— VP
Oct 7, 2026
Purchase
Shares
52
Price
$79.39
Total Value
$4.13K
Shares Held After
6,781
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Chuang Tzu-Sou
— VP
Oct 7, 2026
Purchase
Shares
46
Price
$79.39
Total Value
$3.65K
Shares Held After
47
% of Holdings
97.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Huang Jen-Chau
— SVP and CFO
Oct 7, 2026
Purchase
Shares
28
Price
$79.39
Total Value
$2.22K
Shares Held After
3,611
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Chin Yung-Pei
— EVP and Co-COO
Oct 7, 2026
Purchase
Shares
67
Price
$79.39
Total Value
$5.32K
Shares Held After
8,573
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Chen Pei-Hung
— VP
Oct 7, 2026
Purchase
Shares
43
Price
$79.39
Total Value
$3.41K
Shares Held After
1,438
% of Holdings
3.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Chen Chih-Ho
— Controller
Oct 7, 2026
Purchase
Shares
31
Price
$79.39
Total Value
$2.46K
Shares Held After
233
% of Holdings
13.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Cao Min
— VP
Oct 7, 2026
Purchase
Shares
51
Price
$79.39
Total Value
$4.05K
Shares Held After
6,824
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Lee Chun-Hsien
— SVP
Oct 7, 2026
Purchase
Shares
51
Price
$79.39
Total Value
$4.05K
Shares Held After
6,092
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Chang Tzonz-Sheng
— SVP
Oct 7, 2026
Purchase
Shares
51
Price
$79.39
Total Value
$4.05K
Shares Held After
52
% of Holdings
98.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Ku Yao-Ching
— VP
Oct 7, 2026
Purchase
Shares
46
Price
$79.39
Total Value
$3.65K
Shares Held After
234
% of Holdings
19.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Lin Chris Horng-Dar
— VP and CIO
Oct 7, 2026
Purchase
Shares
44
Price
$79.39
Total Value
$3.49K
Shares Held After
45
% of Holdings
97.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
(TSM)
Hwang Yuan-Ko
— VP
Oct 7, 2026
Purchase
Shares
39
Price
$79.39
Total Value
$3.10K
Shares Held After
338
% of Holdings
11.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
ANALOG DEVICES INC
(ADI)
Puccio Richard C Jr
— Chief Financial Officer
Oct 6, 2026
Sale
Shares
1,500
Price
$421.08
Total Value
$631.62K
Shares Held After
49,677
% of Holdings
2.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
SEALSQ Corp
(LAES)
Enguent Jean-Pierre
— Vice President, R&DSS
Oct 6, 2026
Sale
Shares
35,000
Price
$2.46
Total Value
$85.94K
Shares Held After
0
% of Holdings
100.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
APPLIED OPTOELECTRONICS, INC.
(AAOI)
Yeh Shu-Hua (Joshua)
— Senior Vice President and Asia General Manager.
Oct 5, 2026
Sale
Shares
6,000
Price
$120.03
Total Value
$720.18K
Shares Held After
371,498
% of Holdings
1.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Chen Sean Chihhsiang
— President and COO
Oct 5, 2026
Sale
Shares
100
Price
$69.51
Total Value
$6.95K
Shares Held After
106,268
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Chen Sean Chihhsiang
— President and COO
Oct 5, 2026
Sale
Shares
800
Price
$68.08
Total Value
$54.46K
Shares Held After
106,368
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Chen Sean Chihhsiang
— President and COO
Oct 5, 2026
Sale
Shares
1,797
Price
$67.29
Total Value
$120.91K
Shares Held After
107,168
% of Holdings
1.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Chen Sean Chihhsiang
— President and COO
Oct 5, 2026
Sale
Shares
5,508
Price
$66.38
Total Value
$365.63K
Shares Held After
108,965
% of Holdings
4.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Arteris, Inc.
(AIP)
Moll Laurent R
— Chief Operating Officer
Oct 5, 2026
Sale
Shares
12,219
Price
$24.29
Total Value
$296.78K
Shares Held After
194,659
% of Holdings
5.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Arteris, Inc.
(AIP)
Alpern Paul L
— VP and General Counsel
Oct 5, 2026
Sale
Shares
6,003
Price
$24.24
Total Value
$145.50K
Shares Held After
61,082
% of Holdings
8.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Arteris, Inc.
(AIP)
JANAC K CHARLES
— Director
Oct 5, 2026
Sale
Shares
11,452
Price
$24.27
Total Value
$277.99K
Shares Held After
154,337
% of Holdings
6.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Winzeler Jeffrey G
— Chief Financial Officer
Oct 2, 2026
Sale
Shares
284
Price
$71.86
Total Value
$20.41K
Shares Held After
100,844
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Winzeler Jeffrey G
— Chief Financial Officer
Oct 2, 2026
Sale
Shares
2,828
Price
$69.77
Total Value
$197.32K
Shares Held After
101,128
% of Holdings
2.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Winzeler Jeffrey G
— Chief Financial Officer
Oct 2, 2026
Sale
Shares
2,343
Price
$69.11
Total Value
$161.92K
Shares Held After
103,956
% of Holdings
2.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Chen Sean Chihhsiang
— President and COO
Oct 2, 2026
Sale
Shares
302
Price
$71.86
Total Value
$21.70K
Shares Held After
114,473
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Chen Sean Chihhsiang
— President and COO
Oct 2, 2026
Sale
Shares
3,008
Price
$69.77
Total Value
$209.87K
Shares Held After
114,775
% of Holdings
2.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Chen Sean Chihhsiang
— President and COO
Oct 2, 2026
Sale
Shares
2,492
Price
$69.11
Total Value
$172.22K
Shares Held After
117,783
% of Holdings
2.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Hanson Scott McLean
— Director
Oct 2, 2026
Sale
Shares
452
Price
$71.86
Total Value
$32.48K
Shares Held After
212,546
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Hanson Scott McLean
— Director
Oct 2, 2026
Sale
Shares
4,500
Price
$69.77
Total Value
$313.97K
Shares Held After
212,998
% of Holdings
2.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Ambiq Micro, Inc.
(AMBQ)
Hanson Scott McLean
— Director
Oct 2, 2026
Sale
Shares
3,728
Price
$69.11
Total Value
$257.64K
Shares Held After
217,498
% of Holdings
1.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
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Showing 1–50 of 291 transactions (page 1 of 6)
Version: v26.10.6