The Bundesliga top scorer has given no indication of his desire to quit the Royal Blues, according to the club's general manager, despite attracting plenty of interest
The 28-year-old former Real Madrid forward became the first Dutch player to be crowned Bundesliga top scorer this season after netted 29 times in 34 matches.
Huntelaar's sparkling form has seen him linked with a host of top clubs across Europe, but Heldt moved to reassure fans that the striker is likely to stay put at the Veltins Arena.
"In previous conversations, he has never indicated that he wants to go," the Royal Blues general manager revealed to DerWesten.
Meanwhile, Schalke have been linked with a move for Peruvian striker Claudio Pizarro, whose contract with Werder Bremen expires in the summer.
The 33-year-old, who has also attracted interest from Bundesliga champions Borussia Dortmund, could be signed as replacement for departing striker Raul.
Former Real Madrid forward Raul will leave the Royal Blues in June to join Qatari club Al Sadd.