SPERO THERAPEUTICS INC

Ticker: SPRO CUSIP: 84833T103 Class: COM

Twin Tree Management, LP's Holding History (CIK: 0001535588)

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

Q2 2019
Shares 550 Value ($000) $6 Avg Close $12.04 Range $9.91 - $14.48
Q1 2019
Shares 608 Value ($000) $8 Avg Close $10.61 Range $6.00 - $13.50