The doc page located here:https://docs.oracle.com/javase/9/tools/keytool.htm#JSWOR-GUID-5990A2E4-78E3-47B7-AE75-6D1826259549 
is incomplete with below options

1) -certreq 
-dname <name> distinguished name 
-addprovider <name> add security provider by name (e.g. SunPKCS11) 
-providerpath <list> provider classpath 
2) -changealias 
-addprovider <name> add security provider by name (e.g. SunPKCS11) 
-providerpath <list> provider classpath 
3) -delete 
-addprovider <name> add security provider by name (e.g. SunPKCS11) 
-providerpath <list> provider classpath 
4) -providerpath <list> provider classpath 
-addprovider <name> add security provider by name (e.g. SunPKCS11) 
-providerpath <list> provider classpath 
5) -genkeypair 
-destalias <destalias> destination alias 
-providername <providername> provider name 
-providerpath <pathlist> provider classpath 
6) -genseckey 
-providername <providername> provider name 
-providerpath <pathlist> provider classpath 
7) -gencert 
-providerpath <pathlist> provider classpath 
8) -importcert 
-providerpath <pathlist> provider classpath 
9) -importkeystore 
-providerpath <pathlist> provider classpath 
10) -keypasswd 
-providerpath <pathlist> provider classpath 
11) -list 
-providerpath <pathlist> provider classpath 
12) -printcertreq 
-v verbose output 
13) -storepasswd 
-providerpath <pathlist> provider classpath 
14) No documentation for -conf <url> option 

Most of the cases are applicable for jarsigner as well.