Vanguard Group
AMPH icon

Vanguard Group’s Amphastar Pharmaceuticals AMPH Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$61.7M Buy
2,686,950
+264,046
+11% +$6.06M ﹤0.01% 2040
2025
Q1
$70.2M Sell
2,422,904
-291,724
-11% -$8.46M ﹤0.01% 1949
2024
Q4
$101M Buy
2,714,628
+3,155
+0.1% +$117K ﹤0.01% 1868
2024
Q3
$132M Buy
2,711,473
+38,611
+1% +$1.87M ﹤0.01% 1748
2024
Q2
$107M Sell
2,672,862
-61,178
-2% -$2.45M ﹤0.01% 1797
2024
Q1
$120M Sell
2,734,040
-81,556
-3% -$3.58M ﹤0.01% 1769
2023
Q4
$174M Buy
2,815,596
+48,203
+2% +$2.98M ﹤0.01% 1586
2023
Q3
$127M Sell
2,767,393
-6,216
-0.2% -$286K ﹤0.01% 1666
2023
Q2
$159M Buy
2,773,609
+122,004
+5% +$7.01M ﹤0.01% 1584
2023
Q1
$99.4M Buy
2,651,605
+29,798
+1% +$1.12M ﹤0.01% 1834
2022
Q4
$73.5M Buy
2,621,807
+15,645
+0.6% +$438K ﹤0.01% 1974
2022
Q3
$73.2M Buy
2,606,162
+45,385
+2% +$1.28M ﹤0.01% 1983
2022
Q2
$89.1M Buy
2,560,777
+77,572
+3% +$2.7M ﹤0.01% 1896
2022
Q1
$89.1M Buy
2,483,205
+15,094
+0.6% +$542K ﹤0.01% 2009
2021
Q4
$57.5M Sell
2,468,111
-54,513
-2% -$1.27M ﹤0.01% 2268
2021
Q3
$48M Buy
2,522,624
+62,893
+3% +$1.2M ﹤0.01% 2382
2021
Q2
$49.6M Sell
2,459,731
-93,367
-4% -$1.88M ﹤0.01% 2377
2021
Q1
$46.8M Buy
2,553,098
+75,071
+3% +$1.38M ﹤0.01% 2354
2020
Q4
$49.8M Buy
2,478,027
+68,253
+3% +$1.37M ﹤0.01% 2204
2020
Q3
$45.2M Buy
2,409,774
+19,654
+0.8% +$369K ﹤0.01% 2069
2020
Q2
$53.7M Buy
2,390,120
+6,470
+0.3% +$145K ﹤0.01% 1979
2020
Q1
$35.4M Buy
2,383,650
+20,146
+0.9% +$299K ﹤0.01% 2023
2019
Q4
$45.6M Sell
2,363,504
-62,624
-3% -$1.21M ﹤0.01% 2157
2019
Q3
$48.1M Buy
2,426,128
+44,367
+2% +$880K ﹤0.01% 2089
2019
Q2
$50.3M Buy
2,381,761
+57,349
+2% +$1.21M ﹤0.01% 2101
2019
Q1
$47.5M Buy
2,324,412
+36,003
+2% +$736K ﹤0.01% 2112
2018
Q4
$45.5M Buy
2,288,409
+45,016
+2% +$896K ﹤0.01% 2071
2018
Q3
$43.2M Sell
2,243,393
-24,630
-1% -$474K ﹤0.01% 2215
2018
Q2
$34.6M Sell
2,268,023
-61,785
-3% -$943K ﹤0.01% 2318
2018
Q1
$43.7M Buy
2,329,808
+41,357
+2% +$775K ﹤0.01% 2145
2017
Q4
$44M Sell
2,288,451
-103,744
-4% -$2M ﹤0.01% 2125
2017
Q3
$42.7M Sell
2,392,195
-22,602
-0.9% -$404K ﹤0.01% 2110
2017
Q2
$43.1M Buy
2,414,797
+235,033
+11% +$4.2M ﹤0.01% 2085
2017
Q1
$31.6M Buy
2,179,764
+8,744
+0.4% +$127K ﹤0.01% 2217
2016
Q4
$40M Buy
2,171,020
+340,921
+19% +$6.28M ﹤0.01% 2085
2016
Q3
$34.7M Buy
1,830,099
+330,333
+22% +$6.27M ﹤0.01% 2101
2016
Q2
$24.2M Buy
1,499,766
+68,048
+5% +$1.1M ﹤0.01% 2247
2016
Q1
$17.2M Buy
1,431,718
+169,037
+13% +$2.03M ﹤0.01% 2360
2015
Q4
$18M Buy
1,262,681
+96,740
+8% +$1.38M ﹤0.01% 2346
2015
Q3
$13.6M Buy
1,165,941
+149,458
+15% +$1.75M ﹤0.01% 2447
2015
Q2
$17.9M Buy
1,016,483
+163,896
+19% +$2.88M ﹤0.01% 2413
2015
Q1
$12.8M Buy
852,587
+696,857
+447% +$10.4M ﹤0.01% 2529
2014
Q4
$1.81M Buy
155,730
+106,914
+219% +$1.24M ﹤0.01% 3323
2014
Q3
$568K Buy
+48,816
New +$568K ﹤0.01% 3680