American Century Companies
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American Century Companies’s Qiagen QGEN Stock Holding History

American Century Companies’s Portfolio QGEN Stock Details QGEN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$4.93M Sell
123,079
-57,656
-32% -$2.73M ﹤0.01% 1787
2025
Q4 		$8.13M Buy
180,735
+118,571
+191% +$5.48M ﹤0.01% 1546
2025
Q3 		$2.78M Sell
62,164
-414,870
-87% -$19.9M ﹤0.01% 1945
2025
Q2 		$22.9M Buy
477,034
+444,433
+1,363% +$19.3M 0.01% 1024
2025
Q1 		$1.31M Buy
32,601
+181
+0.6% +$7.61K ﹤0.01% 2146
2024
Q4 		$1.48M Hold
32,420
– – ﹤0.01% 2114
2024
Q3 		$1.52M Buy
32,420
+1,402
+5% +$63.9K ﹤0.01% 2071
2024
Q2 		$1.31M Buy
31,018
+7,904
+34% +$347K ﹤0.01% 2065
2024
Q1 		$1.02M Buy
23,114
+5,152
+29% +$235K ﹤0.01% 2142
2023
Q4 		$827K Sell
17,962
-426
-2% -$18.1K ﹤0.01% 2156
2023
Q3 		$790K Sell
18,388
-36,359
-66% -$1.7M ﹤0.01% 2083
2023
Q2 		$2.61M Buy
54,747
+4,796
+10% +$231K ﹤0.01% 1557
2023
Q1 		$2.42M Buy
49,951
+4,437
+10% +$226K ﹤0.01% 1545
2022
Q4 		$2.41M Buy
45,514
+20,663
+83% +$1.02M ﹤0.01% 1493
2022
Q3 		$1.09M Buy
24,851
+7,527
+43% +$372K ﹤0.01% 1662
2022
Q2 		$867K Buy
+17,324
New +$845K ﹤0.01% 1710
2019
Q3 		– Sell
-937,335
Closed -$40.3M – 1296
2019
Q2 		$40.3M Sell
937,335
-2,509
-0.3% -$104K 0.04% 401
2019
Q1 		$40.5M Buy
939,844
+1,025
+0.1% +$41.2K 0.04% 391
2018
Q4 		$34.3M Buy
938,819
+495,357
+112% +$18.4M 0.04% 393
2018
Q3 		$17.8M Buy
+443,462
New +$17.7M 0.02% 524

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