David W. Green has emailed me this news:
The Filharmonia Poznańska will perform the Waghalter Violin Concerto on March 12. [http://www.filharmoniapoznanska.pl/en/koncerty/marzec-2016/ (http://www.filharmoniapoznanska.pl/en/koncerty/marzec-2016/)]
Leon Botstein is the conductor.
The concert will be broadcast in its entirety by Deutschlandradio Kultur on March 15 at 8:03 pm.
[http://www.deutschlandradiokultur.de/programmvorschau.282.de.html?drbm:date=15.03.2016 (http://www.deutschlandradiokultur.de/programmvorschau.282.de.html?drbm:date=15.03.2016)].