[If highlighted in a color, as stated previously: that means at least one member was a part of whatever the color means.]
[Not everything is completely updated w colors.]
The group that came out of this season was I.O.I & I.B.I

#s

&August: Yoon Seohyung is still a musical actress.
101 Doors: Kim Hayoon
2ABLE: Park Haeyoung, Kim Miso, Heo Saem (Suyeon) - A.De. Haeyoung joined MixNine. Saem has worked solo.
 

A's - d's

Astory: Yim Kyungha left; Park Gaeul - in Favorite
Blessing: Kim Dohee, Kim Solee, Bang Junhee, Oh Han Ahreum - Twinkle, but never debuted. (Moved to Elephant); An Yumi models.
Cube: Kwon Eunbin - Added to CLC. & Jeon Soyeon - debuted in (G)-IDLE, has written many songs, was on Unpretty Rapster 3, is a solo, worked with SM Station, and voiced a member of K/DA; Lee Yoonseo (left to be actress)
청춘: Kang Sira - solo
Clear Co: Ma Eunjin - partcipated in KPOP Star S6 (final), debuted in Playback, but they disbanded
초록뱀주나: Ng Sze Kai - AS 1, now disbanded, now under Unleash in Korea, was in MixNine, and is now acting in Hong Kong.
CMG 초록별: Lim Hyosun - participated in The Unit, now under New Planet in H.U.B
DubleKick: Heo Chanmi - moved companies, participated in MixNine, now in Mostable, was to debut in their new gg, but it was canceled.
DSP: Yoon Chaekyung - in a show as CIVA member, now in April; Jo Siyoon - actress









 

e's - h's

ECUBE Media: Kim Seola, now as Kim Ahyun under Dalgona Music.
Fantagio: Lee Soomin - moved to LOEN, left, then moved to Mystic; Choi Yoojung & Kim Doyeon - after IOI, they debuted in Weki Meki; Jung Haerim & Lee Seojung debuted in Weki Meki, too. Chu Yejin was going to be in Weki Meki, but instead became an actress full-time.
Happy Face: Hwang Suyeon now works as a backup for Taemin; Kim Hongeun is under N Company; Hwang Ahyoung moved to Star (Fmr ONO) and debuted solo; Kim Jayeon moved to Trivus and debuted in 1NB, which disbanded; Kim Woojung left and went to 2% Entertainment, debuting as DAL; Kim Jisung moved to N Company as an actress; Kim Shihyun went to join The Music Works, then went on MixNine; she is now in the project group called Aqua. Lee Suhyun left.
Hello Music: Kim Dajung moved to LUK Factory and debuted in Hashtag, but before that she pursued being a fitting model.













 

j's - m's

JYP: Jeon Somi - after IOI, she's been in IDOT, Unnies Season 2, and moved to YG's sublabel, The Black Label, set to debut as a solo.
Jellyfish: Kang Mina, Kim Sejeong - after IOI, in Gugudan; Kim Nayoung - Gugudan.
Kconic: Kim Minji, Park Sehee, Lee Jinhee, Kim Hyungeun - debuted in Bulldok, but some left it. Minji/Kimi redebuted as a solo under the company. Those who left work under Krazy.
LOEN: Park Soyeon was supposed to be in Fave Girls but left as her contract expired.
LOUDers: Hwang Seyoung participated in KPOP Star 6 but was left out entirely; Kim Bosun - A.N.D.S then Red-L, but disbanded.
MNH: Kim Chungha - after IOI, went solo; Oh Seojung left soon after the show ended.
M2 Project: Pyun Kangyoon works sometimes as a model.
Magic Fresh: Park Minji went to Berklee College of Music soon after; switched to M&D17 and went to participate in PD48; Nam Sujin is in the lineup for A.B.O, but their debut is unknown.
Majesty: An Yeseul left, Niwa Shiori is working in Japan
MBK: Kim Dani - moved training program to be actress, is said to leave in 2019; Ki Huihyun / Cathy - DIA; Jung Chaeyeon - DIA, but also actress.
Music K: Kim Juna - solo
Music Works: Kim Sohee - played in a show as CIVA member, was on IDOT w Somi, and debuted as a solo.
Midas: Kim Yeonkyung now does covers on Youtube; Choi Yubin changed to nCH World and is in Nature, Lee Chaerin is unknown, Katherine Lee went back to States due to visa and will graduate HS in 2020, Han Jiyeon is majoring in dance at National Uni, Shin Hyehyun is unknown.
MJ: Yoo Sua - moved to Yama&Hotchicks and was in Seeart, which then moved to Krazy Ent., she is now under it and in the project groups for Aqua and D.A.N.
Mystic: Kim Suhyun changed contracts and participated in MixNine and was on Ateen and Girls Generation 1979.





 

n's - s's

Next Level: Lee Seheun debuted in Girlkind.
Nextar: Choi Eunbin left and is an indi solo, Moon Hyunju is now under YGK+ and models..
NH emg: Hwang Riyu is still a trainee
Pledis: Kang Kyungwon (Yuha), Kim Minkyung (Roa), Kang Yebin (Rena), Park Siyeon (Xiyeon), Jung Eunwoo - debuted in Pristin; Kim Nayoung & Ju Kyulkyung - after IOI, are in Pristin, Kyulkyung hosted China's Idol Producer.
Redline: Kim Sohye - after IOI, she's hosting and acting.
Starship: Kim Taeha - moved to DubleKick and is in Momoland; Yoo Yeonjung - after IOI, in WJSN; Shim Chaeun left and joined Star Empire, was going to be in OMZM but disbanded.
SS: Seo Hyelin was going to debut in Lhea under The Jackie Chan Group but they disbanded predebut; Lee Suhyun - was in IBI, moved to HYWY and debuted in DayDay, which disbanded, now acting and hosting; Lee Haein - was in IBI, joined Idol School and didn't make it, and no one is sure what company she is at now.
Star Empire: Han Hyeri - was in IBI, set to debut in OMZM, left and went indie, tried to be in Mix Nine and caused controversy, active in Instagram, and participated in The Idolmaster KR and is the model for Moreme; Kim Sihyun (was supposed to be in OMZM) joined MixNine, Kim Yoonji was going to be in OMZM, participated in MixNine.
Star Planet: Ham Yeji debuted in Prism
Show Works: Hwang Insun - is a solo now.












 

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