An immunoconjugate comprising: (a) an antibody construct comprising (i) an antigen binding domain and (ii) an Fc domain and (b) 1-8 adjuvant cores, wherein each adjuvant core is covalently bonded to the antibody construct via a linker, wherein each adjuvant core comprises a 2-amino nitrogen moiety with a pendant nitrogen atom and a point of attachment of the linker to the adjuvant core, and wherein the distance between the pendant nitrogen atom and the point of attachment of the linker is greater than 5 Å, wherein the immunoconjugate is of formula: wherein the adjuvant core is represented by fused rings A, B and C, wherein A and B are present and C is optionally present, and B and C denote 5-, 6-, or 7-membered rings, optionally comprising double bonds, and optionally comprising heteroatoms in addition to the 2-amino nitrogen moiety, and the adjuvant core is optionally substituted such that the substitution pattern around the adjuvant core is not particularly limited, as long as the 2-amino nitrogen moiety remains unsubstituted, P represents the point of attachment of the linker to the B ring, and n is an integer from 1 to 8, or the immunoconjugate is of formula: wherein the adjuvant core is represented by fused rings A, B and C, wherein A and C are present and B is optionally present, and B and C denote 5-, 6-, or 7-membered rings, optionally comprising double bonds, and optionally comprising heteroatoms in addition to the 2-amino nitrogen moiety, and the adjuvant core is optionally substituted such that the substitution pattern around the adjuvant core is not particularly limited, as long as the 2-amino nitrogen moiety remains unsubstituted, P represents the point of attachment of the linker to the C ring, and n is an integer from 1 to 8. (a) an antibody construct comprising (i) an antigen binding domain and (ii) an Fc domain and (b) 1-8 adjuvant cores, wherein each adjuvant core is covalently bonded to the antibody construct via a linker, wherein each adjuvant core comprises a 2-amino nitrogen moiety with a pendant nitrogen atom and a point of attachment of the linker to the adjuvant core, and wherein the distance between the pendant nitrogen atom and the point of attachment of the linker is greater than 5 Å, wherein the immunoconjugate is of formula: wherein the adjuvant core is represented by fused rings A, B and C, wherein A and B are present and C is optionally present, and B and C denote 5-, 6-, or 7-membered rings, optionally comprising double bonds, and optionally comprising heteroatoms in addition to the 2-amino nitrogen moiety, and the adjuvant core is optionally substituted such that the substitution pattern around the adjuvant core is not particularly limited, as long as the 2-amino nitrogen moiety remains unsubstituted, P represents the point of attachment of the linker to the B ring, and n is an integer from 1 to 8, or the immunoconjugate is of formula: wherein the adjuvant core is represented by fused rings A, B and C, wherein A and C are present and B is optionally present, and B and C denote 5-, 6-, or 7-membered rings, optionally comprising double bonds, and optionally comprising heteroatoms in addition to the 2-amino nitrogen moiety, and the adjuvant core is optionally substituted such that the substitution pattern around the adjuvant core is not particularly limited, as long as the 2-amino nitrogen moiety remains unsubstituted, P represents the point of attachment of the linker to the C ring, and n is an integer from 1 to 8. the immunoconjugate is of formula: wherein the adjuvant core is represented by fused rings A, B and C, wherein A and B are present and C is optionally present, and B and C denote 5-, 6-, or 7-membered rings, optionally comprising double bonds, and optionally comprising heteroatoms in addition to the 2-amino nitrogen moiety, and the adjuvant core is optionally substituted such that the substitution pattern around the adjuvant core is not particularly limited, as long as the 2-amino nitrogen moiety remains unsubstituted, P represents the point of attachment of the linker to the B ring, and n is an integer from 1 to 8, or the immunoconjugate is of formula: wherein the adjuvant core is represented by fused rings A, B and C, wherein A and C are present and B is optionally present, and B and C denote 5-, 6-, or 7-membered rings, optionally comprising double bonds, and optionally comprising heteroatoms in addition to the 2-amino nitrogen moiety, and the adjuvant core is optionally substituted such that the substitution pattern around the adjuvant core is not particularly limited, as long as the 2-amino nitrogen moiety remains unsubstituted, P represents the point of attachment of the linker to the C ring, and n is an integer from 1 to 8.