Acadian Asset Management’s Silicon Motion SIMO Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $439M | Buy |
1,315,838
+22,128
| +2% | +$5.13M | 0.52% | 42 |
|
|
2026
Q1 | $145M | Buy |
1,293,710
+14,623
| +1% | +$1.77M | 0.21% | 105 |
|
|
2025
Q4 | $119M | Sell |
1,279,087
-22,579
| -2% | -$2.07M | 0.19% | 107 |
|
|
2025
Q3 | $123M | Sell |
1,301,666
-8,687
| -0.7% | -$690K | 0.22% | 99 |
|
|
2025
Q2 | $98.5M | Buy |
1,310,353
+51,978
| +4% | +$2.95M | 0.2% | 107 |
|
|
2025
Q1 | $63.6M | Sell |
1,258,375
-24,006
| -2% | -$1.3M | 0.18% | 119 |
|
|
2024
Q4 | $69.3M | Sell |
1,282,381
-48,067
| -4% | -$2.69M | 0.2% | 118 |
|
|
2024
Q3 | $80.8M | Sell |
1,330,448
-2,993
| -0.2% | -$197K | 0.25% | 104 |
|
|
2024
Q2 | $108M | Sell |
1,333,441
-3,007
| -0.2% | -$235K | 0.33% | 66 |
|
|
2024
Q1 | $103M | Buy |
1,336,448
+825,394
| +162% | +$56.4M | 0.36% | 77 |
|
|
2023
Q4 | $31.3M | Buy |
511,054
+323,345
| +172% | +$18.5M | 0.12% | 157 |
|
|
2023
Q3 | $9.61M | Buy |
187,709
+167,514
| +829% | +$9.53M | 0.04% | 296 |
|
|
2023
Q2 | $1.45M | Sell |
20,195
-94,203
| -82% | -$6.02M | 0.01% | 789 |
|
|
2023
Q1 | $7.49M | Sell |
114,398
-32,835
| -22% | -$2.16M | 0.03% | 360 |
|
|
2022
Q4 | $9.56M | Sell |
147,233
-258,590
| -64% | -$15.9M | 0.05% | 289 |
|
|
2022
Q3 | $26.4M | Sell |
405,823
-765,612
| -65% | -$60M | 0.14% | 152 |
|
|
2022
Q2 | $98.1M | Sell |
1,171,435
-324,881
| -22% | -$27.4M | 0.5% | 52 |
|
|
2022
Q1 | $99.9M | Buy |
1,496,316
+67,956
| +5% | +$5.3M | 0.41% | 67 |
|
|
2021
Q4 | $136M | Sell |
1,428,360
-697
| -0% | -$52.5K | 0.51% | 61 |
|
|
2021
Q3 | $98.5M | Buy |
1,429,057
+182,480
| +15% | +$12.9M | 0.38% | 83 |
|
|
2021
Q2 | $79.9M | Buy |
1,246,577
+390,182
| +46% | +$25.6M | 0.3% | 93 |
|
|
2021
Q1 | $50.9M | Buy |
856,395
+216,091
| +34% | +$12.3M | 0.2% | 120 |
|
|
2020
Q4 | $30.8M | Buy |
640,304
+128,701
| +25% | +$5.26M | 0.12% | 148 |
|
|
2020
Q3 | $19.3M | Buy |
511,603
+242,361
| +90% | +$9.71M | 0.08% | 211 |
|
|
2020
Q2 | $13.1M | Buy |
269,242
+178,403
| +196% | +$7.91M | 0.06% | 282 |
|
|
2020
Q1 | $3.33M | Buy |
90,839
+73,743
| +431% | +$3.19M | 0.02% | 470 |
|
|
2019
Q4 | $866K | Buy |
+17,096
| New | +$734K | ﹤0.01% | 913 |
|
|
2018
Q4 | – | Sell |
-32,612
| Closed | -$1.75M | – | 1820 |
|
|
2018
Q3 | $1.75M | Buy |
+32,612
| New | +$1.81M | 0.01% | 595 |
|
|
2017
Q4 | – | Sell |
-1,841
| Closed | -$88K | – | 1667 |
|
|
2017
Q3 | $88K | Sell |
1,841
-573,184
| -100% | -$25.4M | ﹤0.01% | 1025 |
|
|
2017
Q2 | $27.7M | Buy |
575,025
+312,224
| +119% | +$15.5M | 0.13% | 162 |
|
|
2017
Q1 | $12.3M | Sell |
262,801
-659,295
| -71% | -$28M | 0.06% | 253 |
|
|
2016
Q4 | $39.2M | Buy |
922,096
+247,409
| +37% | +$11.3M | 0.19% | 126 |
|
|
2016
Q3 | $34.9M | Buy |
674,687
+569,465
| +541% | +$29.7M | 0.17% | 135 |
|
|
2016
Q2 | $5.03M | Sell |
105,222
-156,952
| -60% | -$6.59M | 0.03% | 371 |
|
|
2016
Q1 | $10.2M | Buy |
262,174
+23,567
| +10% | +$761K | 0.05% | 277 |
|
|
2015
Q4 | $7.48M | Buy |
238,607
+129,135
| +118% | +$4.04M | 0.04% | 328 |
|
|
2015
Q3 | $2.99M | Sell |
109,472
-85,423
| -44% | -$2.29M | 0.02% | 483 |
|
|
2015
Q2 | $6.75M | Sell |
194,895
-41,261
| -17% | -$1.35M | 0.03% | 348 |
|
|
2015
Q1 | $6.35M | Sell |
236,156
-91,233
| -28% | -$2.49M | 0.03% | 355 |
|
|
2014
Q4 | $7.74M | Sell |
327,389
-38,085
| -10% | -$914K | 0.03% | 324 |
|
|
2014
Q3 | $9.85M | Sell |
365,474
-708,082
| -66% | -$17.8M | 0.05% | 272 |
|
|
2014
Q2 | $21.9M | Sell |
1,073,556
-119,002
| -10% | -$2.03M | 0.11% | 205 |
|
|
2014
Q1 | $20M | Buy |
1,192,558
+335,470
| +39% | +$5.41M | 0.1% | 181 |
|
|
2013
Q4 | $12.1M | Buy |
857,088
+450,544
| +111% | +$6.15M | 0.07% | 226 |
|
|
2013
Q3 | $5.31M | Sell |
406,544
-429,558
| -51% | -$4.85M | 0.03% | 312 |
|
|
2013
Q2 | $8.85M | Buy |
+836,102
| New | +$9.21M | 0.06% | 224 |
|
Other funds holding SIMO
RP
BG
BC
SIC
Acadian Asset Management's SIMO Position: Q2 2026 in Review
Acadian Asset Management increased its Silicon Motion (SIMO) stake by 1.7% in Q2 2026, buying an estimated $5.13M and bringing the position to 1,315,838 shares worth $439M. The position accounts for 0.52% of the portfolio, ranked #42.
Acadian Asset Management first reported a position in SIMO in Q2 2013 and has held it in 46 quarters since. 270 funds tracked by Wall St. Rank hold SIMO as of Q2 2026.
- Acadian Asset Management held 1,315,838 shares of Silicon Motion worth $439M as of Q2 2026.
- Acadian Asset Management bought 22,128 Silicon Motion shares in Q2 2026, an estimated $5.13M.
- Silicon Motion made up 0.52% of Acadian Asset Management's portfolio in Q2 2026, its #42 holding.
- Acadian Asset Management first reported a position in Silicon Motion in Q2 2013 and has held it in 46 quarters since.
- 270 funds tracked by Wall St. Rank held Silicon Motion as of Q2 2026.
Based on Acadian Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.