Sad news - he certainly was a towering figure with many influential discoveries - see below. Why he was never awarded the 'big' prize is truly baffling, but his many contributions to science will be remembered much longer than any prize. Thank you @alexis-verger.cpesr.fr for putting this together.
Karolin Luger
#RIP Pierre Chambon (1931-2026)
1963 PARP
1970 RNA Pol II
1975 Nucleosome
1977 Split genes
1980 Promoter
1983 enhancer
1986 Nuclear receptor