HEALTHSTREAM INC

Ticker: HSTM CUSIP: 42222N103 Class: Common Stock

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

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

Q3 2021

Shares 193,413 Value ($000) $5,528 Avg Close $29.21 Range $26.96 - $31.11

Q2 2021

Shares 391,920 Value ($000) $10,950 Avg Close $25.15 Range $21.49 - $28.40

Q1 2021

Shares 397,797 Value ($000) $8,887 Avg Close $23.84 Range $21.79 - $25.80

Q4 2020

Shares 346,059 Value ($000) $7,558 Avg Close $20.09 Range $17.95 - $22.26

Q3 2014

Shares 324,143 Value ($000) $7,783 Avg Close $25.20 Range $21.66 - $27.54

Q2 2014

Shares 387,130 Value ($000) $9,407 Avg Close $24.90 Range $20.76 - $27.85

Q1 2014

Shares 497,173 Value ($000) $13,275 Avg Close $29.71 Range $26.00 - $34.64

Q4 2013

Shares 736,068 Value ($000) $24,015 Avg Close $34.19 Range $29.54 - $39.77

Q3 2013

Shares 888,226 Value ($000) $33,646 Avg Close $32.61 Range $25.20 - $38.34

Q2 2013

Shares 916,001 Value ($000) $23,193,145 Avg Close $24.13 Range $19.50 - $28.13

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	193,413	$5,528	$29.21	$26.96 - $31.11
Q2 2021	391,920	$10,950	$25.15	$21.49 - $28.40
Q1 2021	397,797	$8,887	$23.84	$21.79 - $25.80
Q4 2020	346,059	$7,558	$20.09	$17.95 - $22.26
Q3 2014	324,143	$7,783	$25.20	$21.66 - $27.54
Q2 2014	387,130	$9,407	$24.90	$20.76 - $27.85
Q1 2014	497,173	$13,275	$29.71	$26.00 - $34.64
Q4 2013	736,068	$24,015	$34.19	$29.54 - $39.77
Q3 2013	888,226	$33,646	$32.61	$25.20 - $38.34
Q2 2013	916,001	$23,193,145	$24.13	$19.50 - $28.13