SUPERNUS PHARMACEUTICALS INC

Ticker: SUPN CUSIP: 868459108 Class: EQTY

ISTHMUS PARTNERS, LLC's Holding History (CIK: 0001639666)

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

Q1 2024

Shares 50,110 Value ($000) $1,709 Avg Close $29.77 Range $26.27 - $35.44

Q4 2023

Shares 75,761 Value ($000) $2,193 Avg Close $26.51 Range $21.99 - $29.90

Q3 2023

Shares 64,472 Value ($000) $1,777 Avg Close $30.44 Range $27.26 - $32.98

Q2 2023

Shares 62,614 Value ($000) $1,882 Avg Close $34.99 Range $29.59 - $39.09

Q1 2023

Shares 62,906 Value ($000) $2,279 Avg Close $38.45 Range $34.33 - $42.09

Q4 2022

Shares 62,213 Value ($000) $2,219 Avg Close $34.75 Range $30.00 - $38.40

Q3 2022

Shares 62,054 Value ($000) $2,101 Avg Close $32.54 Range $28.16 - $36.08

Q2 2022

Shares 59,354 Value ($000) $1,717 Avg Close $28.64 Range $24.95 - $34.45

Q1 2022

Shares 57,563 Value ($000) $1,860 Avg Close $30.66 Range $27.87 - $33.30

Q4 2021

Shares 54,456 Value ($000) $1,588 Avg Close $30.34 Range $26.13 - $34.50

Q3 2021

Shares 53,509 Value ($000) $1,427 Avg Close $26.84 Range $23.15 - $31.73

Q2 2021

Shares 50,981 Value ($000) $1,570 Avg Close $30.66 Range $25.84 - $34.29

Q1 2021

Shares 49,981 Value ($000) $1,309 Avg Close $27.97 Range $23.18 - $31.99

Q4 2020

Shares 49,039 Value ($000) $1,234 Avg Close $21.52 Range $17.20 - $27.55

Q3 2020

Shares 49,275 Value ($000) $1,027 Avg Close $22.70 Range $19.97 - $25.82

Q2 2020

Shares 44,257 Value ($000) $1,051 Avg Close $22.09 Range $16.55 - $25.73

Q1 2020

Shares 40,078 Value ($000) $721 Avg Close $21.01 Range $13.12 - $25.16

Q4 2019

Shares 41,204 Value ($000) $977 Avg Close $24.29 Range $19.35 - $29.36

Q3 2019

Shares 38,799 Value ($000) $1,066 Avg Close $29.63 Range $25.32 - $34.11

Q2 2019

Shares 31,164 Value ($000) $1,031 Avg Close $34.26 Range $29.60 - $39.15

Q1 2019

Shares 21,968 Value ($000) $1,364 Avg Close $37.21 Range $32.24 - $43.05

Q4 2018

Shares 27,436 Value ($000) $911 Avg Close $43.00 Range $30.05 - $51.38

Q3 2018

Shares 24,700 Value ($000) $1,244 Avg Close $49.38 Range $41.80 - $59.75

Q2 2018

Shares 24,582 Value ($000) $1,471 Avg Close $51.80 Range $43.53 - $61.25

Q1 2018

Shares 25,325 Value ($000) $1,160 Avg Close $41.73 Range $34.90 - $48.65

Q4 2017

Shares 25,375 Value ($000) $1,011 Avg Close $39.52 Range $33.30 - $43.25

Q3 2017

Shares 25,462 Value ($000) $1,018 Avg Close $43.28 Range $36.16 - $50.05

Q2 2017

Shares 26,540 Value ($000) $1,144 Avg Close $35.59 Range $29.55 - $44.95

Q1 2017

Shares 26,961 Value ($000) $844 Avg Close $26.80 Range $23.10 - $32.00

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	50,110	$1,709	$29.77	$26.27 - $35.44
Q4 2023	75,761	$2,193	$26.51	$21.99 - $29.90
Q3 2023	64,472	$1,777	$30.44	$27.26 - $32.98
Q2 2023	62,614	$1,882	$34.99	$29.59 - $39.09
Q1 2023	62,906	$2,279	$38.45	$34.33 - $42.09
Q4 2022	62,213	$2,219	$34.75	$30.00 - $38.40
Q3 2022	62,054	$2,101	$32.54	$28.16 - $36.08
Q2 2022	59,354	$1,717	$28.64	$24.95 - $34.45
Q1 2022	57,563	$1,860	$30.66	$27.87 - $33.30
Q4 2021	54,456	$1,588	$30.34	$26.13 - $34.50
Q3 2021	53,509	$1,427	$26.84	$23.15 - $31.73
Q2 2021	50,981	$1,570	$30.66	$25.84 - $34.29
Q1 2021	49,981	$1,309	$27.97	$23.18 - $31.99
Q4 2020	49,039	$1,234	$21.52	$17.20 - $27.55
Q3 2020	49,275	$1,027	$22.70	$19.97 - $25.82
Q2 2020	44,257	$1,051	$22.09	$16.55 - $25.73
Q1 2020	40,078	$721	$21.01	$13.12 - $25.16
Q4 2019	41,204	$977	$24.29	$19.35 - $29.36
Q3 2019	38,799	$1,066	$29.63	$25.32 - $34.11
Q2 2019	31,164	$1,031	$34.26	$29.60 - $39.15
Q1 2019	21,968	$1,364	$37.21	$32.24 - $43.05
Q4 2018	27,436	$911	$43.00	$30.05 - $51.38
Q3 2018	24,700	$1,244	$49.38	$41.80 - $59.75
Q2 2018	24,582	$1,471	$51.80	$43.53 - $61.25
Q1 2018	25,325	$1,160	$41.73	$34.90 - $48.65
Q4 2017	25,375	$1,011	$39.52	$33.30 - $43.25
Q3 2017	25,462	$1,018	$43.28	$36.16 - $50.05
Q2 2017	26,540	$1,144	$35.59	$29.55 - $44.95
Q1 2017	26,961	$844	$26.80	$23.10 - $32.00