OppenheimerFunds’s Biogen BIIB Stock Holding History

Quarter	Market Value	Status	Shares	Shares Change %	Trade Value	Portfolio Weight	Portfolio Position
2019 Q1	$112M	Sell	472,260 -318,818	-40%	-$75.4M	0.14%	149
2018 Q4	$238M	Sell	791,078 -73,304	-8%	-$22.1M	0.34%	75
2018 Q3	$305M	Sell	864,382 -82,558	-9%	-$29.2M	0.35%	70
2018 Q2	$275M	Sell	946,940 -5,471	-0.6%	-$1.59M	0.33%	76
2018 Q1	$261M	Sell	952,411 -9,777	-1%	-$2.68M	0.33%	79
2017 Q4	$307M	Sell	962,188 -23,762	-2%	-$7.57M	0.37%	66
2017 Q3	$309M	Sell	985,950 -39,157	-4%	-$12.3M	0.38%	69
2017 Q2	$278M	Buy	1,025,107 +2,214	+0.2%	+$601K	0.34%	79
2017 Q1	$280M	Sell	1,022,893 -16,739	-2%	-$4.58M	0.34%	84
2016 Q4	$295M	Sell	1,039,632 -291,331	-22%	-$82.6M	0.37%	72
2016 Q3	$417M	Buy	1,330,963 +6,562	+0.5%	+$2.05M	0.52%	39
2016 Q2	$320M	Sell	1,324,401 -321,851	-20%	-$77.8M	0.42%	60
2016 Q1	$429M	Sell	1,646,252 -45,925	-3%	-$12M	0.57%	40
2015 Q4	$518M	Buy	1,692,177 +9,353	+0.6%	+$2.87M	0.66%	26
2015 Q3	$491M	Buy	1,682,824 +115,464	+7%	+$33.7M	0.66%	23
2015 Q2	$633M	Buy	1,567,360 +164,460	+12%	+$66.4M	0.73%	21
2015 Q1	$592M	Sell	1,402,900 -120,340	-8%	-$50.8M	0.66%	24
2014 Q4	$517M	Buy	1,523,240 +71,310	+5%	+$24.2M	0.58%	29
2014 Q3	$480M	Sell	1,451,930 -17,960	-1%	-$5.94M	0.53%	46
2014 Q2	$463M	Buy	1,469,890 +238,880	+19%	+$75.3M	0.51%	47
2014 Q1	$377M	Sell	1,231,010 -45,700	-4%	-$14M	0.44%	51
2013 Q4	$357M	Buy	1,276,710 +151,860	+14%	+$42.5M	0.43%	52
2013 Q3	$271M	Buy	1,124,850 +532,930	+90%	+$128M	0.36%	70
2013 Q2	$127M	Buy	+591,920	New	+$127M	0.18%	146