Test Research, Inc.

TWSE:3030 Stock Report

Market Cap: NT$25.0b

Test Research Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of 3030?
Owner TypeNumber of SharesOwnership Percentage
Private Companies26,988,48311.4%
Institutions32,792,71613.9%
Individual Insiders42,996,94618.2%
General Public133,437,85556.5%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 43.46% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
16%
Chieh-Yuan Chen
37,889,235NT$4.0b-31.4%no data
6%
Dexin Investment Co., Ltd.
14,175,174NT$1.5b0%no data
4.26%
Der Sheng Investment Co., Ltd.
10,074,370NT$1.1b0%no data
3.38%
The Vanguard Group, Inc.
7,991,534NT$847.1m4.29%no data
3.18%
FMR LLC
7,513,000NT$796.4m0%no data
1.82%
Nan Shan Life Insurance Co Ltd, Asset Management Arm
4,304,000NT$456.2m0%0.2%
1.25%
Chiang Huai Lin
2,946,923NT$312.4m0%no data
1.19%
Norges Bank Investment Management
2,806,938NT$297.5m0%no data
1.16%
Der Hong Investment Co., Ltd
2,738,939NT$290.3m0%no data
1.13%
Dimensional Fund Advisors LP
2,665,357NT$282.5m6.55%no data
1%
BlackRock, Inc.
2,358,400NT$250.0m4.47%no data
0.8%
BNY Mellon Asset Management
1,881,173NT$199.4m-11.1%no data
0.49%
Ming-Chuan Tsai
1,166,000NT$123.6m1.66%no data
0.42%
Value Partners Hong Kong Limited
1,000,000NT$106.0m0%0.12%
0.36%
AllianceBernstein L.P.
844,000NT$89.5m-15%no data
0.2%
Chin-Lung Chen
477,957NT$50.7m0%no data
0.19%
Pacific Life Fund Advisors LLC
444,767NT$47.1m-2.19%0.01%
0.18%
State Street Global Advisors, Inc.
427,000NT$45.3m12.1%no data
0.077%
Yow-Shiuan Fu
182,000NT$19.3m0%no data
0.076%
Kaun-Yuan Chen
178,620NT$18.9m0%no data
0.066%
Kuang Chao Fan
156,211NT$16.6m0%no data
0.056%
American Century Investment Management Inc
132,000NT$14.0m37.6%no data
0.054%
AXA Investment Managers S.A.
127,000NT$13.5m0%no data
0.042%
Teachers Insurance and Annuity Association-College Retirement Equities Fund
100,000NT$10.6m-32.9%no data
0.038%
Northern Trust Global Investments
89,187NT$9.5m25.3%no data
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