Short Answer

Manon is not expected to leave Katseye before December; her official association persists per July and September 2026 records, with the market pricing this outcome at 32.0% versus the model's 19.2%.

1. Market Behavior & Drivers

The market's most significant movement, a 62.0 percentage point spike on September 14, was driven by social media speculation after KATSEYE began its global tour as a five-member group without Manon Bannerman. This sentiment was amplified the next day by a viral narrative stemming from a Koreaboo article titled "Manon's Departure From KATSEYE Supposedly Gets Confirmed," which pushed the probability up another 57.0 points. These moves reflect market sensitivity to performance optics and unconfirmed media reports.

Countervailing price action was tied to more concrete, though not real-time, evidence. A 61.0 percentage point drop on September 9 followed a Page Six report that business records as recent as July 17, 2026, still listed Manon as a legal owner of KATSEYE LLC. Similarly, a 41.0 point drop on September 16 was a delayed reaction to a September 1 news report confirming Manon remained an official member in business filings. These corrections show the market weighing official documentation against social media chatter, with Manon's official status being a temporary health-related hiatus since February 2026.

Since last update (~23d): Headline 'Before 2027' market-led probability dropped -41.0pp; model decreased -33.9pp, compressing the edge.
Model-led 'Before December' probability decreased -7.2pp, while market increased +2.0pp, widening the edge.
The 'Before September' outcome has now resolved 'no', dropping market probability -4.0pp.
Model-led 'Before November' probability declined -15.6pp, widening the edge against a -15.0pp market drop.
Manon's formal association as of September 2026 reduces probability of early departure.
Departure before December is less likely given her continued official status with KATSEYE.
However, Manon's public actions may suggest a potential refutation of her return.

Who Wins and Why

Outcome	Market	Model	Why
Before November	13.0%	7.5%	Manon's current official status as of September 2026 weighs against an official departure before November.
Before December	32.0%	19.2%	Her formal association as of September 2026 still slightly reduces the likelihood of an official departure.
Before 2027	26.0%	24.7%	Manon's official status as of September 2026 has less impact given the longer timeframe before 2027.

Current Context

Manon remains on temporary hiatus from KATSEYE for health reasons. Manon Bannerman has been on an official, temporary hiatus from KATSEYE since February 20, 2026, to focus on her health and well-being ^[1]. As of September 16, 2026, there is no official confirmation or date for Manon leaving KATSEYE; she continues on this temporary leave ^[2].

Official sources deny permanent departure, maintaining an open return option. Neither HYBE x Geffen (HxG) nor Manon Bannerman had confirmed her permanent departure from the group as of September 16, 2026, despite ongoing speculation ^[2]. Variety's 'Young Hollywood Impact Report 2026' in August 2026 stated Manon had departed, but official management has not confirmed this, and fans have criticized the report as potentially inaccurate or based on speculation ^[3]. KATSEYE members and management have consistently maintained that the door is "always open" for Manon's return and have publicly countered rumors surrounding her absence, cautioning against making assumptions about her status ^[4].

Sources (4)

2. Price Chart

Historical Price (Probability)

Outcome probability

Date

3. Significant Price Movements

Notable price changes detected in the chart, along with research into what caused each movement.

Outcome: Before 2027

📉 September 16, 2026: 41.0pp drop

Price decreased from 67.0% to 26.0%

What happened: The primary driver of the 41.0 percentage point drop was a traditional news report on September 1, 2026, which indicated that Manon Bannerman remained listed as an official member of KATSEYE in business records as of September 2026 ^[1]. This report, published 15 days prior to the market movement, likely prompted a re-evaluation of the widespread speculation that Manon's indefinite hiatus, which began on February 20, 2026, would lead to her official departure before 2027 ^[1]^[2]. The market became less convinced that Manon would leave before 2027, given the evidence from business records and the continued absence of official confirmation of her departure as of September 16, 2026 ^[3]^[1]. Social media activity identified in the research primarily fueled rumors of her departure, which would have increased, rather than decreased, the market's belief in a departure before 2027 ^[4]^[5]^[6], making it irrelevant to this specific price drop.

📈 September 15, 2026: 57.0pp spike

Price increased from 10.0% to 67.0%

What happened: The primary driver of the prediction market spike was likely a viral narrative on social media that emerged from an entertainment news report. An article by Koreaboo, titled "Manon's Departure From KATSEYE Supposedly Gets Confirmed," likely sparked significant discussion and belief in her imminent departure around September 2026, despite official sources maintaining her temporary hiatus ^[3]^[7]^[4]. This widely circulated, albeit unofficial, claim fueled public sentiment and led to the 57 percentage point surge on September 15, 2026, for the "Before 2027" outcome ^[7]^[4]. Consequently, social media acted as a primary driver, rapidly accelerating the spread of this speculative "confirmation."

📈 September 14, 2026: 62.0pp spike

Price increased from 6.0% to 68.0%

What happened: The primary driver was significant social media speculation following the launch of KATSEYE's 2026 Wildworld Global Arena Tour on September 1, 2026, where the group performed as a five-piece without Manon ^[8]. Reports circulated about an alleged warning to fans not to mention Manon at the tour opener ^[7], alongside fan outrage over an official light stick featuring only five charms, intensifying claims that Manon had departed ^[5]. This widespread social media activity, appearing to lead the price move, was a primary driver of the 62.0 percentage point spike on September 14, 2026.

📉 September 09, 2026: 61.0pp drop

Price decreased from 74.0% to 13.0%

What happened: The primary driver of the 61.0 percentage point drop for the "Before 2027" outcome was a traditional news report from Page Six published on September 1, 2026 ^[1]. The article revealed that business records filed as recently as July 17, 2026, listed Manon as an owner of KATSEYE LLC, indicating she remains legally tied to the group ^[7]^[1]. This official information, appearing to lead the market movement, significantly decreased the perceived likelihood of her leaving the group before 2027. Social media activity, primarily fueling ongoing speculation about her departure ^[9]^[5]^[4], was mostly noise and not the primary driver of this specific downward price movement.

Outcome: Before December

📈 September 12, 2026: 25.0pp spike

Price increased from 16.0% to 41.0%

What happened: The provided information does not identify a specific social media post, traditional news announcement, or market event directly coinciding with the 25.0 percentage point price spike on September 12, 2026. While speculation regarding Manon's permanent departure intensified in August 2026 due to a Variety article referring to her "departure" and a world tour announcement omitting her, pushing the market to 67% in late August ^[4], these events predate the September 12 spike. Therefore, based on the available data, social media was not identified as a primary driver for this specific price movement.

Sources (9)

4. Market Data

Contract Snapshot

A 'YES' resolution occurs for a given contract if Manon officially leaves the group Katseye before the specific date indicated in that contract's title (e.g., before November, before 2027). Conversely, a 'NO' resolution occurs if Manon does not leave Katseye by that date. The various contracts have deadlines such as "Before November," "Before December," and "Before 2027," with the "Before October" contract having a maximum payout date of October 1, 2026. The provided information does not detail any special settlement conditions beyond the specified date thresholds.

Available Contracts

Market options and current pricing

Outcome bucket	Yes (price)	No (price)	Last trade probability
Before November	$0.18	$0.88	13%
Before December	$0.32	$0.74	32%
Before 2027	$0.66	$0.66	26%

Market Discussion

Manon has been on a temporary hiatus from Katseye since February 20, 2026, with this status officially remaining as of September 16, 2026 ^[1]^[2]^[3]^[4]. Despite persistent social media rumors and some reports suggesting her departure, no official confirmation has been announced by the group, management, or Manon herself ^[1]^[5]^[6]^[7]^[8]^[9]. Katseye members and management consistently state that the door for her return remains open and have warned against making assumptions regarding her leave ^[1]^[7]^[10]^[11]^[12]^[4].

Sources (12)

5. Trust Index

Order book is critically thin.

Primary risk· Trade quality

How it adds up

Integrity80% of score78Good

Market integrity is low (67), but Integrity averages all three scores, so the other two pull it up. Only a critically low score would cap the total.

Trade quality20% of score42High Risk

Includes the cost to trade: a $1,000 order can't be filled here because the order book is too thin.

Trust score71Good

Weighted blend with hard caps — a critically weak safety pillar, or a severe trading anomaly, caps the total regardless of the rest. Full methodology · About the Trust Index

Trust profile

Integrity4 screens run · 6 don't apply

6. What key contractual or promotional milestones for KATSEYE before 2027 could trigger an official announcement on Manon Bannerman's permanent status?

Manon Leaving Probability (Kalshi)	60-70% (late August 2026) ^[1]^[2]
Manon's Instagram Bio Status	Removed "KATSEYE" (September 2026) ^[3]
Contractual/Promotional Milestones	None identified before 2027 ^[1]

No official milestones yet indicate Manon Bannerman's permanent status. Currently, there is no public information available regarding key contractual or promotional milestones for KATSEYE that would trigger an official announcement on Manon Bannerman's permanent status before 2027. Despite this absence of official detail, prediction markets on Kalshi reflect significant volatility concerning whether Manon will depart KATSEYE prior to 2027, with implied probabilities for her leaving hovering between 60-70% as of late August 2026 ^[1]^[2].

Public speculation about Manon's status has recently intensified. This heightened interest in her future with the group grew particularly after she removed "KATSEYE" from her Instagram bio in September 2026 ^[3]. This action has notably contributed to the ongoing uncertainty surrounding her position.

Sources (3)

7. What public actions by Manon Bannerman and the active KATSEYE members since February 2026 support or refute the possibility of her return?

Hiatus Start Date	February 20, 2026 ^[1]^[2]^[3]
Reason for Hiatus	To focus on health and well-being ^[1]^[2]^[3]
Management Statement	Manon remains a member, 'door always open' for return ^[1]^[4]^[5]^[6]

Manon Bannerman's public actions suggest a potential refutation of her return. Public actions by Manon Bannerman, such as removing 'KATSEYE' from her Instagram bio and her absence from group activities and promotional materials, generally refute the possibility of her return to the group ^[4]^[7]. Manon has been on an indefinite hiatus from KATSEYE since February 20, 2026, officially to focus on her health and well-being ^[1]^[2]^[3]. As of September 2026, she has missed all major group activities, including the Coachella 2026 performance and the group's 'WILDWORLD' headline world tour ^[7]. Her absence from recent promotional materials and music videos, such as 'Animal' and 'PINKY UP,' alongside omissions by entities like GQ Magazine in its September 2026 issue, have fueled public speculation regarding her permanent departure ^[4]^[8]^[9]^[7].

Group members and management maintain Manon remains a KATSEYE member. Active KATSEYE members and management (HYBE x Geffen) have consistently maintained that Manon remains a member of the group ^[1]^[4]^[5]^[6]. They describe her status as a temporary hiatus and state that the 'door is always open' for her return, emphasizing that her membership is not permanently rescinded ^[1]^[4]^[5]^[6].

Sources (9)

8. How does HYBE x Geffen's handling of Manon's hiatus compare to historical precedents of member departures or extended leaves within other HYBE-managed groups?

Hiatus Announcement Date	February 20, 2026 ^[1]
Reason for Hiatus	Health and wellbeing ^[1]
Prediction Market Odds of Departure	70% before 2027 (as of August 2026) ^[2]^[3]

Manon Bannerman began a temporary hiatus from KATSEYE in early 2026. On February 20, 2026, HYBE x Geffen announced Manon Bannerman's temporary hiatus from KATSEYE, citing health and wellbeing concerns ^[1]^[4]^[5]. As of September 2026, no specific return date has been provided, and she remains inactive within the group ^[1]. In June 2026, bandmate Sophia Laforteza publicly addressed speculation, emphasizing that the group does not wish to rush Manon and affirms that "the door is always open" for her return ^[6].

Future predictions suggest a significant likelihood of Manon's permanent departure. Prediction markets in August 2026 estimated an approximately 70% chance of Manon leaving KATSEYE before 2027 ^[2]^[3]. Historically, hiatuses within HYBE-managed groups have resulted in either a member's return or, in some instances, permanent departures, with management's approach demonstrating variability across different contexts ^[7]^[8]. While Manon's current situation aligns with these general observed possibilities, detailed comparisons regarding specific management actions in comparable health-related hiatuses within HYBE-managed groups are not sufficiently available to form a comprehensive conclusion beyond the publicly stated reasons and general outcomes ^[7]^[8].

Sources (8)

9. What is the complete timeline of events concerning Manon Bannerman's status with KATSEYE, from her hiatus announcement to the market's price movements in September 2026?

Manon Bannerman's Hiatus Announced	February 20, 2026 ^[1]^[2]^[3]
Probability of Manon Leaving KATSEYE by 2027	70% (as of August 21, 2026) ^[4]
Manon's Absence from Coachella	April 2026 ^[1]^[5]

Manon Bannerman began a temporary hiatus from KATSEYE in early 2026. Her temporary absence was officially announced by HYBE and Geffen on February 20, 2026, with the stated purpose of allowing her to prioritize her health and wellbeing ^[1]^[2]^[3]. This announcement spurred significant public speculation, leading prediction markets on Kalshi to show a 70% probability by August 21, 2026, that Manon would leave KATSEYE before 2027 ^[4].

Manon's absence continued while management supported her potential return. She remained disengaged from all group activities in the months following her announcement, including KATSEYE's performance at Coachella in April 2026 ^[1]^[5]. Nevertheless, both the group's management and her fellow bandmates consistently reassured fans that the option for her return was still open, urging them to refrain from making early assumptions ^[1]^[6]^[7]. The situation evolved further in mid-August 2026 when Sophia Laforteza, another member, also declared a temporary hiatus, with the group publicly affirming their support for both members as they took time away ^[8]^[9].

Sources (9)

10. How do official statements from HYBE x Geffen since February 2026 regarding Manon's hiatus compare to unconfirmed media reports, such as the Variety 'Young Hollywood Impact Report'?

Official hiatus description	Temporary, focused on health and wellbeing (since February 2026) ^[1]^[2]^[3]^[4]^[5]
Official departure status	Not officially confirmed by HYBE x Geffen ^[4]^[6]^[7]^[8]
Source of departure speculation	August 2026 Variety 'Young Hollywood Impact Report' ^[4]^[6]^[7]^[8]

Official statements confirm Manon's temporary hiatus for health and wellbeing. Since February 2026, official statements from HYBE x Geffen regarding Manon's hiatus from KATSEYE have consistently described it as temporary, citing her health and wellbeing, and have not provided a specific return date ^[1]^[2]^[3]^[4]^[5]. On February 20, 2026, HYBE x Geffen formally announced the temporary hiatus. Manon herself posted a statement shortly thereafter, asserting she was healthy and okay, which some fans perceived as conflicting with the management's emphasis on her health ^[1]^[2]^[3]. In June 2026, KATSEYE member Sophia Laforteza publicly stated that the door remains open for Manon's return and advised against rushing the process ^[4]^[9]. HYBE x Geffen has not issued any official confirmation of Manon's departure from the group ^[4]^[6]^[7]^[8].

Unconfirmed media reports contradict official statements, fueling departure speculation. In contrast to the official statements, an unconfirmed report in the August 2026 Variety 'Young Hollywood Impact Report' sparked significant media speculation regarding Manon's potential permanent departure from KATSEYE ^[4]^[6]^[7]^[8]. This unconfirmed media coverage led to considerable uncertainty in prediction markets by late August 2026, with market prices reflecting significant betting on the possibility of Manon's departure before the end of the year ^[10]^[11]^[12].

Sources (12)

11. What Could Change the Odds

Key Catalysts

Manon Bannerman remains on a temporary hiatus from KATSEYE for health and wellbeing reasons, which began in February 2026 ^[1]^[2]^[3]^[4]^[5]^[6]^[7]. As of September 16, 2026, there is no official announcement of her departure from the group ^[1]^[2]^[3]^[4]. Band members have publicly stated the door remains open for her return and have warned against making assumptions about her departure ^[5]^[7]^[8]. Despite this, entertainment prediction markets, such as Kalshi, reflect significant uncertainty, with implied probabilities of her permanent departure before 2027 reaching approximately 61-67% as of late August 2026 ^[9]. Legal documentation filed on July 17, 2026, continues to list all six original members, including Manon, as owners of KATSEYE LLC ^[4].

KATSEYE has continued to operate as a five-member group during Manon's absence. This includes the release of the WILD EP in August 2026 and the announcement of a global tour beginning in September 2026 ^[5]^[10]^[7]. As of September 16, 2026, no official date or confirmation exists regarding when, or if, Manon will return to the group ^[5]^[7]^[8]. Any definitive action or statement concerning her status, whether a formal return or an official departure, would serve as a catalyst, significantly impacting current market probabilities.

Key Dates & Catalysts

Expiration: August 01, 2026
Closes: January 01, 2027

Sources (10)

12. Keep Exploring

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13. Related News

+57.0pp Published: September 16, 2026

Last updated: September 16, 2026, 12:57 UTC

KATSEYE Tour Kickoff Fuels Bets on Manon's Imminent Departure

The launch of girl group KATSEYE’s “WILDWORLD” global tour has triggered a sharp repricing in markets betting on member Manon Bannerman’s future, as traders interpret her absence and reports from open...

+62.0pp Published: August 24, 2026

Last updated: September 16, 2026, 12:57 UTC

KATSEYE Tour Exclusion, Trade Report Push Manon Departure Odds to 67%

A series of early August developments suggesting Manon Bannerman's hiatus from pop group KATSEYE may be permanent—including a world tour announcement that omits her and a trade publication report of h...

14. Historical Resolutions

Historical Resolutions: 2 markets in this series

Outcomes: 0 resolved YES, 2 resolved NO

Recent resolutions:

KXLEAVEGROUPKATSEYE-26-SEP01: NO (Sep 01, 2026)
KXLEAVEGROUPKATSEYE-26-AUG01: NO (Aug 01, 2026)

When will Manon leave Katseye?

Short Answer

1. Market Behavior & Drivers

Who Wins and Why

Current Context

2. Price Chart

Historical Price (Probability)

3. Significant Price Movements

Outcome: Before 2027

📉 September 16, 2026: 41.0pp drop

📈 September 15, 2026: 57.0pp spike

📈 September 14, 2026: 62.0pp spike

📉 September 09, 2026: 61.0pp drop

Outcome: Before December

📈 September 12, 2026: 25.0pp spike

4. Market Data

Contract Snapshot

Available Contracts

Market options and current pricing

Market Discussion

5. Trust Index

6. What key contractual or promotional milestones for KATSEYE before 2027 could trigger an official announcement on Manon Bannerman's permanent status?

7. What public actions by Manon Bannerman and the active KATSEYE members since February 2026 support or refute the possibility of her return?

8. How does HYBE x Geffen's handling of Manon's hiatus compare to historical precedents of member departures or extended leaves within other HYBE-managed groups?

9. What is the complete timeline of events concerning Manon Bannerman's status with KATSEYE, from her hiatus announcement to the market's price movements in September 2026?

10. How do official statements from HYBE x Geffen since February 2026 regarding Manon's hiatus compare to unconfirmed media reports, such as the Variety 'Young Hollywood Impact Report'?

11. What Could Change the Odds

Key Catalysts

Key Dates & Catalysts

13. Related News

KATSEYE Tour Kickoff Fuels Bets on Manon's Imminent Departure

KATSEYE Tour Exclusion, Trade Report Push Manon Departure Odds to 67%

14. Historical Resolutions

Prediction Markets

Public Markets

Developers

Company

Short Answer

Who Wins and Why

Current Context

Historical Price (Probability)

Outcome: Before 2027

📉 September 16, 2026: 41.0pp drop

📈 September 15, 2026: 57.0pp spike

📈 September 14, 2026: 62.0pp spike

📉 September 09, 2026: 61.0pp drop

Outcome: Before December

📈 September 12, 2026: 25.0pp spike

Contract Snapshot

Available Contracts

Market options and current pricing

Market Discussion

Key Catalysts

Key Dates & Catalysts

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KATSEYE Tour Kickoff Fuels Bets on Manon's Imminent Departure

KATSEYE Tour Exclusion, Trade Report Push Manon Departure Odds to 67%

Prediction Markets

Public Markets

Developers

Company