MASSACHUSETTS FINANCIAL SERVICES CO /MA/ - AMKOR TECHNOLOGY INC ownership

AMKOR TECHNOLOGY INC's ticker is AMKR and the CUSIP is 031652100. A total of 319 filers reported holding AMKOR TECHNOLOGY INC in Q4 2023. The put-call ratio across all filers is 0.73 and the average weighting 0.1%.

Quarter-by-quarter ownership
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ ownership history of AMKOR TECHNOLOGY INC
ValueSharesWeighting
Q2 2024$6,098,768
+36.7%
152,393
+10.1%
0.00%
+100.0%
Q1 2024$4,461,403
-1.0%
138,381
+2.2%
0.00%0.0%
Q4 2023$4,506,388
+49.6%
135,449
+1.6%
0.00%0.0%
Q3 2023$3,012,038
-23.5%
133,276
+0.6%
0.00%0.0%
Q2 2023$3,939,703
+20.2%
132,427
+5.1%
0.00%0.0%
Q1 2023$3,278,780
+6.4%
126,010
-1.9%
0.00%0.0%
Q4 2022$3,080,159
-30.0%
128,447
-50.2%
0.00%
-50.0%
Q3 2022$4,401,000
+10.1%
258,149
+9.5%
0.00%
+100.0%
Q2 2022$3,997,000
+4.6%
235,804
+34.0%
0.00%0.0%
Q1 2022$3,823,000
-10.8%
176,024
+1.8%
0.00%0.0%
Q4 2021$4,285,000
-2.5%
172,856
-1.9%
0.00%0.0%
Q3 2021$4,397,000
-17.4%
176,216
-21.7%
0.00%
-50.0%
Q2 2021$5,326,000
-1.2%
225,029
-1.0%
0.00%0.0%
Q1 2021$5,390,000
+31.8%
227,347
-16.2%
0.00%
+100.0%
Q4 2020$4,091,000
+33.3%
271,313
-1.0%
0.00%0.0%
Q3 2020$3,069,000
-12.4%
274,022
-3.8%
0.00%0.0%
Q2 2020$3,505,000
+30.6%
284,761
-17.3%
0.00%0.0%
Q1 2020$2,684,000
-29.3%
344,483
+18.0%
0.00%0.0%
Q4 2019$3,795,000
+53.1%
291,909
+7.2%
0.00%0.0%
Q3 2019$2,478,000
+37.4%
272,325
+12.6%
0.00%0.0%
Q2 2019$1,804,000
+87.1%
241,937
+114.3%
0.00%
Q1 2019$964,000
+35.2%
112,914
+3.8%
0.00%
Q4 2018$713,000
-3.8%
108,737
+8.4%
0.00%
Q3 2018$741,000
-14.2%
100,274
-0.2%
0.00%
Q2 2018$864,000
-1.7%
100,507
+15.9%
0.00%
Q1 2018$879,000
+2.4%
86,742
+1.6%
0.00%
Q4 2017$858,000
+10.7%
85,406
+16.3%
0.00%
Q3 2017$775,000
+6.5%
73,422
-1.5%
0.00%
Q2 2017$728,000
+0.4%
74,516
+19.1%
0.00%
Q1 2017$725,000
+11.2%
62,562
+1.2%
0.00%
Q4 2016$652,000
-99.9%
61,819
-2.8%
0.00%
Q1 2015$562,146,000
+232.3%
63,627
+167.0%
0.00%
Q4 2014$169,193,00023,8300.00%
Other shareholders
AMKOR TECHNOLOGY INC shareholders Q4 2023
NameSharesValueWeighting ↓
SW Investment Management LLC 2,000,000$52,040,00021.01%
Bandera Partners LLC 1,827,921$47,562,50419.56%
Zebra Capital Management LLC 24,453$6363.18%
DENALI ADVISORS LLC 149,672$3,894,4651.62%
Yorktown Management & Research Co Inc 34,800$905,4960.98%
HANSEATIC MANAGEMENT SERVICES INC 15,644$4070.92%
SummerHaven Investment Management, LLC 47,796$1,243,6520.72%
EMC Capital Management 24,815$6460.54%
EARNEST PARTNERS LLC 3,188,002$82,951,8120.48%
Old Well Partners, LLC 48,000$1,248,9600.48%
View complete list of AMKOR TECHNOLOGY INC shareholders