CATALYST BIOSCIENCES INC

CUSIP: 14888D208 Class: Stock

B. Riley Wealth Advisors, Inc.'s Holding History (CIK: 0001464811)

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

Q4 2018
Shares 35,000 Value ($000) $277 Avg Close — Range —
Q3 2018
Shares 25,000 Value ($000) $270 Avg Close — Range —
Q2 2018
Shares 25,000 Value ($000) $292 Avg Close — Range —
Q1 2018
Shares 42,000 Value ($000) $1,084 Avg Close — Range —
Q4 2017
Shares 62,500 Value ($000) $853 Avg Close — Range —