BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

COOKSON PEIRCE & CO INC's Holding History (CIK: 0001141455)

Note: Option positions (PUT/CALL) are excluded.

Q2 2023

Shares 2,312 Value ($000) $1 Avg Close $297.86 Range $273.39 - $319.76

Q1 2023

Shares 2,179 Value ($000) $1 Avg Close $276.70 Range $254.80 - $295.90

Q4 2022

Shares 2,309 Value ($000) $1 Avg Close $282.44 Range $250.31 - $311.88

Q2 2015

Shares 990 Value ($000) $400 Avg Close $401.33 Range $368.88 - $432.88

Q1 2015

Shares 980 Value ($000) $414 Avg Close $394.14 Range $334.40 - $480.18

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2023	2,312	$1	$297.86	$273.39 - $319.76
Q1 2023	2,179	$1	$276.70	$254.80 - $295.90
Q4 2022	2,309	$1	$282.44	$250.31 - $311.88
Q2 2015	990	$400	$401.33	$368.88 - $432.88
Q1 2015	980	$414	$394.14	$334.40 - $480.18