 RYE, N.Y.--BUSINESS WIRE--Insert in the Presenting Companies list of release issued August 04, 2021: Haynes International, Inc. NASDAQ: HAYN and Mynaric AG Frankfurt: M0Y-F. The updated release reads: GABELLI FUNDS TO HOST 27TH ANNUAL AEROSPACE DEFENSE SYMPOSIUM THURSDAY, SEPTEMBER 9, 2021 Gabelli Funds, LLC, will host the 27th Annual Aerospace Defense Symposium on Thursday, September 9, 2021, at Lotte New York Palace. The Symposium begins at 8:00 AM and will be available virt 