0
Insider buys, 6 months
0
Congress trades, 6 months
0
Signals, 6 months
Six months
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After each filing
24
Jun 1
Sale
Tang Francis
Insider
1 week
+2.6%S&P −2.5%
1 month
+3.4%S&P −1.4%
3 months
−10.9%S&P +1.4%
6 months
Result in14 trading days
Jun 1
Sale
White Richard Dallas
Insider
1 week
+2.6%S&P −2.5%
1 month
+3.4%S&P −1.4%
3 months
−10.9%S&P +1.4%
6 months
Result in14 trading days
May 28
Sale
Yang Emily
Insider
1 week
+2.4%S&P +0.3%
1 month
−5.4%S&P −1.6%
3 months
−17.3%S&P +2.4%
6 months
Result in12 trading days
May 28
Sale
Yu Gary
Insider
1 week
+2.4%S&P +0.3%
1 month
−5.4%S&P −1.6%
3 months
−17.3%S&P +2.4%
6 months
Result in12 trading days
May 28
Sale
Tang Francis
Insider
1 week
+2.4%S&P +0.3%
1 month
−5.4%S&P −1.6%
3 months
−17.3%S&P +2.4%
6 months
Result in12 trading days
Show all 24
May 28
Sale
Zhao Jin
Insider
1 week
+2.4%S&P +0.3%
1 month
−5.4%S&P −1.6%
3 months
−17.3%S&P +2.4%
6 months
Result in12 trading days
May 28
Sale
Tsong Andy
Insider
1 week
+2.4%S&P +0.3%
1 month
−5.4%S&P −1.6%
3 months
−17.3%S&P +2.4%
6 months
Result in12 trading days
May 21
Sale
Yang Emily
Insider
1 week
+9.4%S&P +1.9%
1 month
+16.4%S&P −1.0%
3 months
−2.3%S&P +3.4%
6 months
Result in8 trading days
May 19
Sale
Yang Emily
Insider
1 week
+16.4%S&P +2.3%
1 month
+27.4%S&P +2.0%
3 months
+0.6%S&P +5.1%
6 months
Result in6 trading days
May 14
Sale
Tsong Andy
Insider
1 week
−7.1%S&P −0.7%
1 month
+9.2%S&P +0.9%
3 months
−0.2%S&P +4.0%
6 months
Result in3 trading days
May 14
Sale
Whitmire Brett R
Insider
1 week
−7.1%S&P −0.7%
1 month
+9.2%S&P +0.9%
3 months
−0.2%S&P +4.0%
6 months
Result in3 trading days
May 14
Sale
Zhao Jin
Insider
1 week
−7.1%S&P −0.7%
1 month
+9.2%S&P +0.9%
3 months
−0.2%S&P +4.0%
6 months
Result in3 trading days
May 14
Sale
Tang Francis
Insider
1 week
−7.1%S&P −0.7%
1 month
+9.2%S&P +0.9%
3 months
−0.2%S&P +4.0%
6 months
Result in3 trading days
Feb 27
Sale
Yu Gary
Insider
1 week
−9.3%S&P −2.0%
1 month
−5.7%S&P −7.6%
3 months
+54.4%S&P +10.6%
6 months
+29.0%S&P +12.7%
Feb 27
Sale
Yang Emily
Insider
1 week
−9.3%S&P −2.0%
1 month
−5.7%S&P −7.6%
3 months
+54.4%S&P +10.6%
6 months
+29.0%S&P +12.7%
Feb 25
Sale
LU KEH SHEW
Insider
1 week
−6.6%S&P −1.2%
1 month
+0.3%S&P −6.7%
3 months
+54.1%S&P +8.6%
6 months
+27.9%S&P +11.1%
Feb 18
Sale
Yang Emily
Insider
1 week
+4.4%S&P +1.0%
1 month
−1.1%S&P −3.9%
3 months
+38.2%S&P +7.2%
6 months
+39.0%S&P +12.7%
Feb 18
Sale
Tsong Andy
Insider
1 week
+4.4%S&P +1.0%
1 month
−1.1%S&P −3.9%
3 months
+38.2%S&P +7.2%
6 months
+39.0%S&P +12.7%
Feb 18
Sale
Whitmire Brett R
Insider
1 week
+4.4%S&P +1.0%
1 month
−1.1%S&P −3.9%
3 months
+38.2%S&P +7.2%
6 months
+39.0%S&P +12.7%
Feb 4
Sale
Whitmire Brett R
Insider
1 week
+31.6%S&P +0.8%
1 month
+4.4%S&P −2.0%
3 months
+95.8%S&P +7.2%
6 months
+66.5%S&P +12.6%
Feb 4
Sale
Yu Gary
Insider
1 week
+31.6%S&P +0.8%
1 month
+4.4%S&P −2.0%
3 months
+95.8%S&P +7.2%
6 months
+66.5%S&P +12.6%
Feb 4
Sale
Zhao Jin
Insider
1 week
+31.6%S&P +0.8%
1 month
+4.4%S&P −2.0%
3 months
+95.8%S&P +7.2%
6 months
+66.5%S&P +12.6%
Feb 4
Sale
Yang Emily
Insider
1 week
+31.6%S&P +0.8%
1 month
+4.4%S&P −2.0%
3 months
+95.8%S&P +7.2%
6 months
+66.5%S&P +12.6%
Nov 14, 2025
Sale
LU KEH SHEW
Insider
1 week
+0.4%S&P −1.9%
1 month
+13.1%S&P +1.0%
3 months
+52.2%S&P +2.4%
6 months
+110.3%S&P +9.8%
Every purchase and sale on this ticker reported by a member of Congress or an insider, measured from the close of the first trading day after it became public to the close 1 week, 1 month, 3 months and 6 months later, each beside the S&P over the same days.
Filings for DIOD
71 held · newest 571 held · newest 2Loading the filings.
Aeon news and offers by email
New sources, new features and offers like our founding price. A few times a month at most. Stop any time.
Government contracts, last 12 months
Awards of $10M and up, from USAspending · context, not a signalNo contracts of $10M or more in the last 12 months.
Lobbying
Last four quartersNo lobbying reports on file.