South Korean automakers Hyundai Motor and Kia Motors acknowledged Monday they are no longer in talks with Apple to develop an self sustaining car.

Hyundai Motor shares fell 6.21% in South Korea on Monday while Kia Motors shares plunged about 15%. Various friends alongside side Hyundai Wia, Hyundai Mobis and Hyundai Glovis moreover fell sharply.

“Hyundai Motor is getting requests from multiple companies for cooperation in joint construction of self sustaining, electrical autos but nothing has been made up our minds since or no longer it is in early stage,” the firm acknowledged, in step with a CNBC translation of a regulatory submitting.

“Hyundai Motor is rarely any longer in talks with Apple on self sustaining car construction,” it added.

Its affiliate Kia Motors, which is the second-ideal car producer in South Korea within the abet of Hyundai, made a the same submitting. The firm acknowledged it used to be reviewing prospects of cooperating with “multiple companies distant places” over self sustaining electrical autos — but nothing has been made up our minds.

Kia Motors moreover acknowledged it used to be no longer in talks with Apple.

Hyundai on the originate acknowledged closing month it used to be in early-stage talks with Apple, but later revised the statement and made no cloak of the iPhone maker. It resulted in a surge in shares of Hyundai and its friends, alongside side Kia Motors, at that time.

This month, CNBC reported that Apple used to be shut to finalizing a kind out Hyundai-Kia to form an Apple-branded self sustaining electrical car on the Kia assembly plant in West Level, Georgia. Sources told CNBC’s Phil LeBeau that no agreement had but been reached and that Apple would possibly presumably finally mediate to accomplice with one other automaker one at a time, or as well to working with Hyundai.

Shares would possibly presumably plunge furtherRetail investors like equipped Hyundai Motor and Kia shares worth roughly 915.7 billion Korean won ($817 million) and 798.8 billion won (about $713 million), respectively, for the rationale that Jan. 8 speculation over a doable collaboration with Apple, in step with Sung Yop Chung, regional head of vehicles and formulation at Daiwa Capital Markets.

“Following the adversarial vibe from both (Hyundai Motor) and Kia’s submitting this morning, highlighting that there is currently no EV cooperation with Apple, worst-case suggests that Kia’s shares would possibly presumably honest correct as worthy as 31%,” he told CNBC’s Chery Kang.  

Apple is known for placing diverse top rate on secrecy but the guidelines of a doable collaboration with Hyundai used to be restful leaked by blueprint of local and world press, Chung told CNBC’s “Boulevard Indicators Asia” on Monday. “I judge Apple used to be per chance no longer chuffed on account of that.”

“From Hyundai’s level of view and Kia’s level of view, I mean, there would possibly presumably’ve been comparatively of a battle of hobby,” he acknowledged. “They fabricate no longer really are attempting to easily change precise into a subcontractor of Apple, I judge they were taking a look to manufacture of accomplish from Apple’s solid capabilities in instrument.”

Chung explained that it used to be restful imaginable for all facets to revisit the deal at a later date as Hyundai acknowledged in its regulatory submitting it used to be in talks with multiple companies.

“I would possibly presumably no longer speak that that is the waste of it, I would possibly presumably speak or no longer it is a long way a brief cease for these who contend with for the negotiation between the two groups,” he acknowledged.

Hypothesis about Apple going within the auto replace has been rife for diverse years but nothing concrete has materialized.

Some Wall Boulevard analysts witness the auto sector as a unique market for Apple to grow into, but others caution against the actuality of environment up an Apple-branded car as it is going to doubtlessly mean heavy investments for low margins.

— CNBC’s Chery Kang contributed to this account.