INGEVITY CORP

Ticker: NGVT CUSIP: 45688C107 Class: Common Stock

BOKF, NA's Holding History (CIK: 0000009634)

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

Q1 2025

Shares 11 Value ($000) $0 Avg Close $44.25 Range $36.25 - $50.09

Q4 2024

Shares 11 Value ($000) $0 Avg Close $41.64 Range $30.90 - $51.67

Q1 2018

Shares 3,140 Value ($000) $231 Avg Close $74.82 Range $66.57 - $82.10

Q4 2017

Shares 3,140 Value ($000) $221 Avg Close $72.15 Range $62.86 - $80.18

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	11	$0	$44.25	$36.25 - $50.09
Q4 2024	11	$0	$41.64	$30.90 - $51.67
Q1 2018	3,140	$231	$74.82	$66.57 - $82.10
Q4 2017	3,140	$221	$72.15	$62.86 - $80.18