INGEVITY CORP

Ticker: NGVT CUSIP: 45688C107 Class: Common Stock

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

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

Q4 2025

Shares 72,245 Value ($000) $4,275 Avg Close $54.27 Range $45.85 - $61.77

Q3 2025

Shares 71,870 Value ($000) $3,967 Avg Close $52.01 Range $39.74 - $60.77

Q2 2025

Shares 69,158 Value ($000) $2,980 Avg Close $38.57 Range $28.49 - $45.00

Q1 2025

Shares 68,162 Value ($000) $2,699 Avg Close $44.25 Range $36.25 - $50.09

Q4 2024

Shares 77,484 Value ($000) $3,157 Avg Close $41.64 Range $30.90 - $51.67

Q3 2024

Shares 74,831 Value ($000) $2,918 Avg Close $39.83 Range $32.21 - $48.52

Q2 2024

Shares 79,992 Value ($000) $3,496 Avg Close $48.32 Range $42.34 - $56.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	72,245	$4,275	$54.27	$45.85 - $61.77
Q3 2025	71,870	$3,967	$52.01	$39.74 - $60.77
Q2 2025	69,158	$2,980	$38.57	$28.49 - $45.00
Q1 2025	68,162	$2,699	$44.25	$36.25 - $50.09
Q4 2024	77,484	$3,157	$41.64	$30.90 - $51.67
Q3 2024	74,831	$2,918	$39.83	$32.21 - $48.52
Q2 2024	79,992	$3,496	$48.32	$42.34 - $56.30