SPERO THERAPEUTICS INC

Ticker: SPRO CUSIP: 84833T103 Class: COM

Metropolitan Life Insurance Co/NY's Holding History (CIK: 0000728618)

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

Q4 2021

Shares 6,987 Value ($000) $112 Avg Close $15.88 Range $12.64 - $18.84

Q3 2021

Shares 6,987 Value ($000) $129 Avg Close $16.05 Range $12.75 - $19.87

Q2 2021

Shares 6,987 Value ($000) $98 Avg Close $13.97 Range $11.75 - $15.94

Q1 2021

Shares 5,185 Value ($000) $76 Avg Close $17.60 Range $12.70 - $22.23

Q4 2020

Shares 6,590 Value ($000) $128 Avg Close $15.59 Range $11.03 - $23.64

Q2 2020

Shares 5,227 Value ($000) $71 Avg Close $11.23 Range $6.88 - $14.48

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	6,987	$112	$15.88	$12.64 - $18.84
Q3 2021	6,987	$129	$16.05	$12.75 - $19.87
Q2 2021	6,987	$98	$13.97	$11.75 - $15.94
Q1 2021	5,185	$76	$17.60	$12.70 - $22.23
Q4 2020	6,590	$128	$15.59	$11.03 - $23.64
Q2 2020	5,227	$71	$11.23	$6.88 - $14.48