CARIBOU BIOSCIENCES INC

Ticker: CRBU CUSIP: 142038108 Class: COM

TEACHER RETIREMENT SYSTEM OF TEXAS's Holding History (CIK: 0000796848)

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

Q1 2023

Shares 15,034 Value ($000) $0 Avg Close $6.23 Range $4.12 - $7.94

Q4 2022

Shares 14,663 Value ($000) $0 Avg Close $8.90 Range $5.40 - $11.52

Q3 2022

Shares 15,941 Value ($000) $168 Avg Close $9.32 Range $5.09 - $13.19

Q3 2021

Shares 60,000 Value ($000) $1,432 Avg Close $24.45 Range $15.00 - $32.65

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	15,034	$0	$6.23	$4.12 - $7.94
Q4 2022	14,663	$0	$8.90	$5.40 - $11.52
Q3 2022	15,941	$168	$9.32	$5.09 - $13.19
Q3 2021	60,000	$1,432	$24.45	$15.00 - $32.65