SPERO THERAPEUTICS INC

Ticker: SPRO CUSIP: 84833T103 Class: COM

Laurion Capital Management LP's Holding History (CIK: 0001390202)

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

Q4 2017
Shares 14,500 Value ($000) $170 Avg Close $12.27 Range $9.85 - $15.40