BIO-TECHNE CORP

Ticker: TECH CUSIP: 09073M104 Class: EQTY

MACKAY SHIELDS LLC's Holding History (CIK: 0000061227)

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

Q1 2022

Shares 5,764 Value ($000) $2,496 Avg Close $101.38 Range $85.43 - $127.46

Q4 2021

Shares 5,946 Value ($000) $3,076 Avg Close $120.38 Range $110.44 - $130.51

Q3 2021

Shares 6,023 Value ($000) $2,919 Avg Close $119.43 Range $107.71 - $133.47

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	5,764	$2,496	$101.38	$85.43 - $127.46
Q4 2021	5,946	$3,076	$120.38	$110.44 - $130.51
Q3 2021	6,023	$2,919	$119.43	$107.71 - $133.47