Fairfield, Bush & Co’s Biogen BIIB Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2023 Q3	–	Sell	-7,000	Closed	-$1.99M	–	143
2023 Q2	$1.99M	Hold	7,000	–	–	0.55%	41
2023 Q1	$1.95M	Buy	+7,000	New	+$1.95M	0.69%	38
2021 Q4	–	Sell	-7,000	Closed	-$1.98M	–	134
2021 Q3	$1.98M	Buy	+7,000	New	+$1.98M	0.64%	42
2021 Q2	–	Sell	-7,000	Closed	-$1.96M	–	149
2021 Q1	$1.96M	Hold	7,000	–	–	0.56%	42
2020 Q4	$1.71M	Hold	7,000	–	–	0.5%	47
2020 Q3	$1.99M	Hold	7,000	–	–	0.63%	41
2020 Q2	$1.87M	Hold	7,000	–	–	0.67%	41
2020 Q1	$2.22M	Hold	7,000	–	–	0.92%	31
2019 Q4	$2.08M	Hold	7,000	–	–	0.76%	38
2019 Q3	$1.63M	Hold	7,000	–	–	0.56%	44
2019 Q2	$1.64M	Hold	7,000	–	–	0.56%	44
2019 Q1	$1.66M	Sell	7,000 -3,000	-30%	-$709K	0.55%	44
2018 Q4	$3.01M	Hold	10,000	–	–	1.04%	26
2018 Q3	$3.53M	Hold	10,000	–	–	0.99%	28
2018 Q2	$2.9M	Hold	10,000	–	–	0.85%	32
2018 Q1	$2.74M	Hold	10,000	–	–	0.8%	30
2017 Q4	$3.19M	Hold	10,000	–	–	0.88%	31
2017 Q3	$3.13M	Hold	10,000	–	–	0.98%	29
2017 Q2	$2.71M	Hold	10,000	–	–	0.87%	31
2017 Q1	$2.73M	Hold	10,000	–	–	0.85%	31
2016 Q4	$2.84M	Hold	10,000	–	–	0.92%	31
2016 Q3	$3.13M	Hold	10,000	–	–	1.01%	32
2016 Q2	$2.42M	Hold	10,000	–	–	0.84%	36
2016 Q1	$2.6M	Hold	10,000	–	–	0.93%	33
2015 Q4	$3.06M	Buy	+10,000	New	+$3.06M	1.07%	35
2015 Q3	–	Sell	-10,000	Closed	-$4.04M	–	140
2015 Q2	$4.04M	Hold	10,000	–	–	1.21%	31
2015 Q1	$4.22M	Hold	10,000	–	–	1.23%	30
2014 Q4	$3.4M	Hold	10,000	–	–	0.97%	37
2014 Q3	$3.31M	Hold	10,000	–	–	0.95%	35
2014 Q2	$3.15M	Buy	+10,000	New	+$3.15M	0.93%	37
2013 Q4	–	Sell	-10,000	Closed	-$2.41M	–	145
2013 Q3	$2.41M	Hold	10,000	–	–	0.73%	45
2013 Q2	$2.15M	Buy	+10,000	New	+$2.15M	1.1%	22