HEALTHSTREAM INC

Ticker: HSTM CUSIP: 42222N103 Class: Common Stock

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q3 2015

Shares 12,767 Value ($000) $278 Avg Close $26.57 Range $21.35 - $32.30

Q2 2015

Shares 17,219 Value ($000) $524 Avg Close $28.63 Range $24.63 - $32.41

Q3 2013

Shares 12,844 Value ($000) $487 Avg Close $32.61 Range $25.20 - $38.34

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	12,767	$278	$26.57	$21.35 - $32.30
Q2 2015	17,219	$524	$28.63	$24.63 - $32.41
Q3 2013	12,844	$487	$32.61	$25.20 - $38.34