Dimensional Fund Advisors
IMOS

Dimensional Fund Advisors’s ChipMOS TECHNOLOGIES IMOS Stock Holding History

Dimensional Fund Advisors’s Portfolio IMOS Stock Details IMOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$3.3M Buy
92,254
+335
+0.4% +$12.6K ﹤0.01% 2608
2025
Q4 		$2.73M Buy
91,919
+356
+0.4% +$8.87K ﹤0.01% 2671
2025
Q3 		$1.75M Sell
91,563
-2,607
-3% -$45.9K ﹤0.01% 2797
2025
Q2 		$1.71M Sell
94,170
-3,248
-3% -$57.5K ﹤0.01% 2798
2025
Q1 		$1.64M Buy
97,418
+950
+1% +$18.1K ﹤0.01% 2768
2024
Q4 		$1.82M Sell
96,468
-1,525
-2% -$31.7K ﹤0.01% 2814
2024
Q3 		$2.29M Buy
97,993
+1,008
+1% +$24K ﹤0.01% 2756
2024
Q2 		$2.53M Sell
96,985
-528
-0.5% -$14.8K ﹤0.01% 2710
2024
Q1 		$3.07M Hold
97,513
– – ﹤0.01% 2681
2023
Q4 		$2.65M Sell
97,513
-952
-1% -$23.9K ﹤0.01% 2731
2023
Q3 		$2.27M Sell
98,465
-1,411
-1% -$32.8K ﹤0.01% 2740
2023
Q2 		$2.37M Hold
99,876
– – ﹤0.01% 2731
2023
Q1 		$2.51M Sell
99,876
-665
-0.7% -$15.6K ﹤0.01% 2680
2022
Q4 		$2.15K Sell
100,541
-266
-0.3% -$5.47K ﹤0.01% 2712
2022
Q3 		$1.87M Sell
100,807
-2,509
-2% -$56.6K ﹤0.01% 2728
2022
Q2 		$2.58M Sell
103,316
-1,525
-1% -$49.5K ﹤0.01% 2663
2022
Q1 		$3.73M Sell
104,841
-1,391
-1% -$48.4K ﹤0.01% 2621
2021
Q4 		$3.73M Sell
106,232
-2,082
-2% -$69.3K ﹤0.01% 2659
2021
Q3 		$3.71M Sell
108,314
-7,655
-7% -$297K ﹤0.01% 2667
2021
Q2 		$3.95M Sell
115,969
-5,930
-5% -$195K ﹤0.01% 2674
2021
Q1 		$3.86M Sell
121,899
-2,001
-2% -$53.5K ﹤0.01% 2662
2020
Q4 		$3.02M Sell
123,900
-1,608
-1% -$34.8K ﹤0.01% 2694
2020
Q3 		$2.42M Sell
125,508
-700
-0.6% -$14.5K ﹤0.01% 2691
2020
Q2 		$2.86M Hold
126,208
– – ﹤0.01% 2642
2020
Q1 		$2.19M Hold
126,208
– – ﹤0.01% 2684
2019
Q4 		$2.85M Sell
126,208
-3,639
-3% -$80.2K ﹤0.01% 2763
2019
Q3 		$2.63M Buy
129,847
+2,297
+2% +$43.2K ﹤0.01% 2789
2019
Q2 		$1.96M Buy
127,550
+3,067
+2% +$50K ﹤0.01% 2908
2019
Q1 		$2.11M Buy
124,483
+1,210
+1% +$19.9K ﹤0.01% 2884
2018
Q4 		$2.06M Buy
123,273
+811
+0.7% +$13.8K ﹤0.01% 2866
2018
Q3 		$2.21M Buy
122,462
+9,453
+8% +$159K ﹤0.01% 2909
2018
Q2 		$2.01M Buy
113,009
+11,474
+11% +$200K ﹤0.01% 2888
2018
Q1 		$1.9M Buy
101,535
+4,010
+4% +$82K ﹤0.01% 2872
2017
Q4 		$2.03M Buy
97,525
+3,288
+3% +$74K ﹤0.01% 2853
2017
Q3 		$2.14M Buy
94,237
+15,566
+20% +$345K ﹤0.01% 2844
2017
Q2 		$1.83M Buy
78,671
+3,551
+5% +$79.2K ﹤0.01% 2869
2017
Q1 		$1.57M Buy
+75,120
New +$1.41M ﹤0.01% 2882

Other funds holding IMOS

Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
OSAM
O'Shaughnessy Asset Management Stamford, Connecticut $20.1B AUM 30.42% 1-Year Est. Return
VPIM
Vanguard Personalized Indexing Management Oakland, California $10.2B AUM 34.45% 1-Year Est. Return
Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $374B AUM 17.66% 1-Year Est. Return
Creative Planning
Creative Planning Overland Park, Kansas $147B AUM 18.73% 1-Year Est. Return
RG
Renaissance Group Covington, Kentucky $2.39B AUM 27.81% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Dimensional Fund Advisors's IMOS Position: Q1 2026 in Review

Dimensional Fund Advisors increased its ChipMOS TECHNOLOGIES (IMOS) stake by 0.36% in Q1 2026, buying an estimated $12.6K and bringing the position to 92,254 shares worth $3.3M. The position accounts for ﹤0.01% of the portfolio, ranked #2608.

Dimensional Fund Advisors first reported a position in IMOS in Q1 2017 and has held it in 37 quarters since. The position peaked at $3.95M in Q2 2021. 72 funds tracked by Wall St. Rank hold IMOS as of Q1 2026.

  • Dimensional Fund Advisors held 92,254 shares of ChipMOS TECHNOLOGIES worth $3.3M as of Q1 2026.
  • Dimensional Fund Advisors bought 335 ChipMOS TECHNOLOGIES shares in Q1 2026, an estimated $12.6K.
  • ChipMOS TECHNOLOGIES made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q1 2026, its #2608 holding.
  • Dimensional Fund Advisors first reported a position in ChipMOS TECHNOLOGIES in Q1 2017 and has held it in 37 quarters since.
  • Dimensional Fund Advisors's ChipMOS TECHNOLOGIES position peaked at $3.95M in Q2 2021.
  • 72 funds tracked by Wall St. Rank held ChipMOS TECHNOLOGIES as of Q1 2026.

Based on Dimensional Fund Advisors's 13F filing for Q1 2026, filed 7 May 2026.