BIOSTAGE INC

CUSIP: 09074M103 Class: COM

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q3 2017
Shares 25,915 Value ($000) $8 Avg Close — Range —
Q2 2017
Shares 17,374 Value ($000) $7 Avg Close — Range —
Q4 2016
Shares 22,997 Value ($000) $20 Avg Close — Range —