SUPERNUS PHARMACEUTICALS INC

Ticker: SUPN CUSIP: 868459108 Class: EQTY

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q4 2025

Shares 171 Value ($000) $8 Avg Close $48.62 Range $43.11 - $57.65

Q3 2025

Shares 494 Value ($000) $24 Avg Close $40.27 Range $31.35 - $48.44

Q4 2017

Shares 383 Value ($000) $15 Avg Close $39.52 Range $33.30 - $43.25

Q4 2015

Shares 200 Value ($000) $3 Avg Close $15.47 Range $12.54 - $20.39

Q3 2015

Shares 200 Value ($000) $3 Avg Close $18.59 Range $13.32 - $23.30

Q2 2015

Shares 400 Value ($000) $7 Avg Close $14.23 Range $11.11 - $18.55

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	171	$8	$48.62	$43.11 - $57.65
Q3 2025	494	$24	$40.27	$31.35 - $48.44
Q4 2017	383	$15	$39.52	$33.30 - $43.25
Q4 2015	200	$3	$15.47	$12.54 - $20.39
Q3 2015	200	$3	$18.59	$13.32 - $23.30
Q2 2015	400	$7	$14.23	$11.11 - $18.55