Capital World Investors
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Capital World Investors’s Regeneron Pharmaceuticals REGN Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$1.03B Buy
1,966,018
+27,384
+1% +$14.4M 0.15% 136
2025
Q1
$1.23B Sell
1,938,634
-840,346
-30% -$533M 0.2% 112
2024
Q4
$1.98B Sell
2,778,980
-1,519,407
-35% -$1.08B 0.3% 88
2024
Q3
$4.52B Sell
4,298,387
-340,280
-7% -$358M 0.7% 30
2024
Q2
$4.88B Sell
4,638,667
-16,188
-0.3% -$17M 0.8% 27
2024
Q1
$4.48B Sell
4,654,855
-475,630
-9% -$458M 0.74% 30
2023
Q4
$4.51B Buy
5,130,485
+23,146
+0.5% +$20.3M 0.8% 25
2023
Q3
$4.2B Sell
5,107,339
-443,043
-8% -$365M 0.83% 26
2023
Q2
$3.99B Sell
5,550,382
-280,204
-5% -$201M 0.77% 29
2023
Q1
$4.79B Sell
5,830,586
-411,849
-7% -$338M 0.99% 20
2022
Q4
$4.5B Buy
6,242,435
+16,836
+0.3% +$12.1M 0.96% 17
2022
Q3
$4.29B Sell
6,225,599
-9,012
-0.1% -$6.21M 0.96% 17
2022
Q2
$3.69B Buy
6,234,611
+284,777
+5% +$168M 0.78% 23
2022
Q1
$4.16B Buy
5,949,834
+626,199
+12% +$437M 0.72% 28
2021
Q4
$3.36B Buy
5,323,635
+3,635
+0.1% +$2.3M 0.53% 39
2021
Q3
$3.22B Buy
5,320,000
+12,043
+0.2% +$7.29M 0.55% 40
2021
Q2
$2.96B Sell
5,307,957
-876,163
-14% -$489M 0.5% 46
2021
Q1
$2.93B Sell
6,184,120
-761,648
-11% -$360M 0.54% 39
2020
Q4
$3.36B Buy
6,945,768
+301,398
+5% +$146M 0.65% 33
2020
Q3
$3.72B Sell
6,644,370
-290,985
-4% -$163M 0.81% 25
2020
Q2
$4.33B Sell
6,935,355
-197,925
-3% -$123M 1.05% 17
2020
Q1
$3.48B Sell
7,133,280
-1,199,144
-14% -$586M 1.01% 18
2019
Q4
$3.13B Buy
8,332,424
+125,777
+2% +$47.2M 0.7% 36
2019
Q3
$2.28B Buy
8,206,647
+106,813
+1% +$29.6M 0.55% 50
2019
Q2
$2.54B Buy
8,099,834
+608,166
+8% +$190M 0.59% 42
2019
Q1
$3.08B Buy
7,491,668
+462,477
+7% +$190M 0.75% 38
2018
Q4
$2.63B Buy
7,029,191
+644,868
+10% +$241M 0.71% 40
2018
Q3
$2.58B Buy
6,384,323
+322,051
+5% +$130M 0.63% 42
2018
Q2
$2.09B Buy
6,062,272
+1,363,384
+29% +$470M 0.45% 60
2018
Q1
$1.62B Sell
4,698,888
-109,059
-2% -$37.6M 0.36% 77
2017
Q4
$1.81B Sell
4,807,947
-1,759,869
-27% -$662M 0.39% 67
2017
Q3
$2.94B Sell
6,567,816
-370,047
-5% -$165M 0.67% 42
2017
Q2
$3.41B Sell
6,937,863
-147,658
-2% -$72.5M 0.8% 30
2017
Q1
$2.75B Sell
7,085,521
-673,804
-9% -$261M 0.66% 42
2016
Q4
$2.85B Sell
7,759,325
-51,213
-0.7% -$18.8M 0.72% 36
2016
Q3
$3.14B Buy
7,810,538
+483,912
+7% +$195M 0.82% 32
2016
Q2
$2.56B Buy
7,326,626
+312,008
+4% +$109M 0.69% 40
2016
Q1
$2.53B Buy
7,014,618
+210,153
+3% +$75.7M 0.7% 38
2015
Q4
$3.69B Sell
6,804,465
-168,116
-2% -$91.3M 1.03% 20
2015
Q3
$3.24B Sell
6,972,581
-986,741
-12% -$459M 0.95% 23
2015
Q2
$4.06B Sell
7,959,322
-104,854
-1% -$53.5M 1.1% 16
2015
Q1
$3.64B Buy
8,064,176
+188,026
+2% +$84.9M 0.98% 24
2014
Q4
$3.23B Buy
7,876,150
+490,450
+7% +$201M 0.88% 28
2014
Q3
$2.66B Buy
7,385,700
+35,641
+0.5% +$12.8M 0.75% 36
2014
Q2
$2.08B Sell
7,350,059
-282,962
-4% -$79.9M 0.57% 48
2014
Q1
$2.29B Sell
7,633,021
-1,230,909
-14% -$370M 0.65% 38
2013
Q4
$2.44B Sell
8,863,930
-204,999
-2% -$56.4M 0.69% 39
2013
Q3
$2.84B Buy
9,068,929
+539,200
+6% +$169M 0.86% 28
2013
Q2
$1.92B Buy
+8,529,729
New +$1.92B 0.62% 41