Page 1

NAVIGATOR HOLDINGS LTD . PRELIMINARY THIRD QUARTER 2021 RESULTS ( UNAUDITED ) Exhibit 1 Highlights • Navigator Holdings Ltd. ( the “ Company ” , “ we ” , “ our ” and “ us ” ) ( NYSE : NVGS ) reported operating revenue of $ 102.7 million for the three months ended September 30 , 2021 , compared to $ 81.4 million for the three months ended September 30 , 2020 . Net income was $ 6.7 million ( earnings per share of $ 0.10 ) for the three months ended September 30 , 2021 , compared to a net income of $ 1.3 million ( earnings per share of $ 0.02 ) for the three months ended September 30 , 2020 . Adjusted EBITDA ( 1 ) was $ 40.3 million for the three months ended September 30 , 2021 , compared to $ 29.6 million for the three months ended September 30 , 2020 . Fleet utilization was 84.0 % for the three months ended September 30 , 2021 , an increase from the 78.8 % achieved for the three months ended September 30 , 2020 . The ethylene export marine terminal at Morgan's Point , Texas on the Houston Ship Channel ( the “ Marine Export Terminal " ) had throughput volumes of 128,000 tons for the three months ended September 30 , 2021 , compared to 170,000 tons for the three months ended September 30 , 2020 . A fifth vessel entered a 12 - month time charter with Mitsui & Co. Energy Trading Singapore Pte . Ltd. following an initial four vessels in the second quarter , transporting LPG from Pembina Pipeline Corporation's new LPG export facility at Prince Rupert , British Columbia , West Coast Canada . On August 4 , 2021 , the Company entered into the previously announced transaction with Naviera Ultranav Limitada ( “ Ultranav " ) to acquire the Ultragas ApS ( “ Ultragas ” ) fleet and business activities . The addition of their vessels gives a combined fleet of 55 vessels which will enhance our capability to provide flexibility , choice and support to our customers . In November 2021 , the Company secured multi - year time charters for its remaining three midsize ethane carriers , with expiry of these time charters in 2026 . The Company's financial information for the quarter ended September 30 , 2021 , included in this press release is preliminary and is subject to change in connection with the completion of the Company's quarter - end close procedures and further financial review . Actual results may differ from these estimates as a result of the completion of the Company's quarter - end closing procedures , review adjustments and other developments that may arise between now and the time such financial information for the quarter ended September 30 , 2021 is finalized . 1