You can listen to the June 29 New York première of Gruppen on Medici TV on the New York Philharmonic’s website. (Friends of mine and I heard the performance on June 30.) There are also links below to two spectacular performances of Gruppen posted on Youtube . . . and to flac files for one of the performances.
Karlheinz Stockhausen: Gruppen
The New York Philharmonic
Magnus Lindberg, conductor, Orchestra I
Alan Gilbert, conductor, Orchestra II
Matthias Pintscher, conductor, Orchestra III
New York première, The Armory, June 29, 2012
2012.nyphil.org/watch-listen
Karlheinz Stockhausen: Gruppen
Ensemble Modern
hr-Sinfonieorchester
Lucas Vis, conductor, Orchestra I
Matthias Pintscher, conductor, Orchestra II
Paul Fitzsimon, conductor, Orchestra III
Cresc. Biennale für Moderne Musik
Böllenfalltorhalle, Darmstadt, 26.11.2011
flac files for excellent audio of the performance shown on Youtube:
http://tinyurl.com/7hyg6r4
Youtube:
http://www.youtube.com/watch?v=mqvlrphkGAU
Karlheinz Stockhausen: Gruppen
City of Birmingham Symphony Orchestra
John Carewe, conductor, Orchestra I
Simon Rattle, conductor, Orchestra II
Daniel Harding, conductor, Orchestra III
Birmingham, Symphony Hall, 2 March, 1996
The DVD “Leaving Home, volume 6: After the Wake”
includes the film of the Rattle performance shown on Youtube:
http://tinyurl.com/9aj9njx
Youtube:
http://www.youtube.com/watch?v=WhVppVKzzGQ
-dg