SPERO THERAPEUTICS INC

Ticker: SPRO CUSIP: 84833T103 Class: COM

BNP PARIBAS ARBITRAGE, SA's Holding History (CIK: 0001166588)

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

Q4 2025

Shares 40 Value ($000) $0 Avg Close $2.32 Range $1.89 - $2.75

Q3 2025

Shares 40 Value ($000) $0 Avg Close $2.20 Range $1.80 - $3.22

Q2 2025

Shares 40 Value ($000) $0 Avg Close $1.44 Range $0.51 - $3.09

Q1 2025

Shares 12 Value ($000) $0 Avg Close $0.84 Range $0.70 - $1.13

Q4 2021

Shares 8,997 Value ($000) $144,042 Avg Close $15.88 Range $12.64 - $18.84

Q3 2021

Shares 4,343 Value ($000) $79,955 Avg Close $16.05 Range $12.75 - $19.87

Q2 2021

Shares 947 Value ($000) $13,220 Avg Close $13.97 Range $11.75 - $15.94

Q1 2021

Shares 14,329 Value ($000) $210,923 Avg Close $17.60 Range $12.70 - $22.23

Q4 2020

Shares 3,794 Value ($000) $73,566 Avg Close $15.59 Range $11.03 - $23.64

Q3 2020

Shares 3,321 Value ($000) $37,062 Avg Close $11.83 Range $8.50 - $14.37

Q2 2020

Shares 450 Value ($000) $6,088 Avg Close $11.23 Range $6.88 - $14.48

Q1 2020

Shares 3,834 Value ($000) $30,979 Avg Close $8.81 Range $5.25 - $10.84

Q4 2019

Shares 2,792 Value ($000) $26,845 Avg Close $10.78 Range $8.74 - $12.46

Q3 2019

Shares 1,439 Value ($000) $15,253 Avg Close $10.54 Range $8.86 - $12.65

Q2 2019

Shares 1,431 Value ($000) $16,471 Avg Close $12.04 Range $9.91 - $14.48

Q1 2019

Shares 1,707 Value ($000) $21,867 Avg Close $10.61 Range $6.00 - $13.50

Q4 2018

Shares 366 Value ($000) $2,251 Avg Close $8.10 Range $5.52 - $11.40

Q3 2018

Shares 221 Value ($000) $2,323 Avg Close $11.61 Range $9.29 - $18.23

Q2 2018

Shares 234 Value ($000) $3,433 Avg Close $12.79 Range $10.12 - $19.00

Q1 2018

Shares 1,061 Value ($000) $15,119 Avg Close $12.13 Range $9.66 - $14.61

Q4 2017

Shares 1,243 Value ($000) $14,605 Avg Close $12.27 Range $9.85 - $15.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	40	$0	$2.32	$1.89 - $2.75
Q3 2025	40	$0	$2.20	$1.80 - $3.22
Q2 2025	40	$0	$1.44	$0.51 - $3.09
Q1 2025	12	$0	$0.84	$0.70 - $1.13
Q4 2021	8,997	$144,042	$15.88	$12.64 - $18.84
Q3 2021	4,343	$79,955	$16.05	$12.75 - $19.87
Q2 2021	947	$13,220	$13.97	$11.75 - $15.94
Q1 2021	14,329	$210,923	$17.60	$12.70 - $22.23
Q4 2020	3,794	$73,566	$15.59	$11.03 - $23.64
Q3 2020	3,321	$37,062	$11.83	$8.50 - $14.37
Q2 2020	450	$6,088	$11.23	$6.88 - $14.48
Q1 2020	3,834	$30,979	$8.81	$5.25 - $10.84
Q4 2019	2,792	$26,845	$10.78	$8.74 - $12.46
Q3 2019	1,439	$15,253	$10.54	$8.86 - $12.65
Q2 2019	1,431	$16,471	$12.04	$9.91 - $14.48
Q1 2019	1,707	$21,867	$10.61	$6.00 - $13.50
Q4 2018	366	$2,251	$8.10	$5.52 - $11.40
Q3 2018	221	$2,323	$11.61	$9.29 - $18.23
Q2 2018	234	$3,433	$12.79	$10.12 - $19.00
Q1 2018	1,061	$15,119	$12.13	$9.66 - $14.61
Q4 2017	1,243	$14,605	$12.27	$9.85 - $15.40