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Why Korean and U.S. stocks moved, checked against filings

Pre-Fed Rally: Flitto Up 28% on Earnings Filing as KOSPI Drops 4%

While KOSPI is down more than 4%, Flitto rose on an earnings disclosure and Uni-Techno on a reported 44 billion won order. Bigwave Robotics has news of a product launch but no filing.

Pre-Fed Rally: Flitto Up 28% on Earnings Filing as KOSPI Drops 4%

Seoul — As of 1:35 pm on Oct 20, 2026, KOSPI is down 4.07% and KOSDAQ (tech- and small-cap-heavy market) is down 2.97%, yet three stocks are up more than 20%. Flitto (300080) has a disclosure on DART (Korea's official disclosure system) behind its move, Uni-Techno (241690) rose on press reports of a 44 billion won order the company has not filed, and Bigwave Robotics (0035S0) rose on a product launch with no filing. We will update this article with closing figures after the market closes.

stock market screen

Key points - KOSPI 5,533.10 (-4.07%), KOSDAQ 784.85 (-2.97%), intraday - Three stocks up 20% or more: Flitto +28.42%, Uni-Techno +21.18%, Bigwave Robotics +20.58% - Trading value: Bigwave Robotics 94.3 billion won, Uni-Techno 12.4 billion won, Flitto 7.8 billion won

At a glance

Stock Why it rose Nature Evidence What to check next
Flitto (300080) Nine-month operating profit passed last year's full year Substance, lasting Filing confirmed Final Q3 results, continued foreign buying
Uni-Techno (241690) Reported 44 billion won North American ESS parts order Expectation Reports only Whether the company files the order
Bigwave Robotics (0035S0) Launch of physical AI platform 'Hyper Foundry' Expectation Reports only Trading value, revenue impact

Flitto: operating profit for nine months already tops all of last year, stock up 28%

Flitto recent price and volume

Flitto is up 28.42% at 10,620 won at 1:30 pm. According to DART, the company released provisional consolidated earnings as a fair disclosure today. ZDNet Korea reported cumulative revenue of 31.1 billion won and operating profit of 10.3 billion won through Q3, surpassing last year's full-year operating profit. Data Investment reported Q3 operating profit of 8.9 billion won, up 217% year on year. Foreigners have bought for six straight sessions, including 7,323 shares on Oct 19. Cumulative operating profit equals roughly 6% of the 175.6 billion won market capitalization.

The stock is up 34.6% over two days but sits near its Sept 10 level of 10,200 won. On Oct 15 the company also filed a voluntary disclosure about being selected for a national AI foundation model data support project. Whether one-off gains are included needs checking in the filing detail, along with any gap between the final and provisional figures and whether foreign buying continues tomorrow.

Uni-Techno: up 21% on a reported 44 billion won North American ESS order (no company filing)

Uni-Techno recent price and volume

Uni-Techno is up 21.18% at 3,090 won. Wide Economy and Christian Daily reported a 44 billion won order for North American ESS parts from a global battery maker identified as 'L', while Newsis, citing the company, said it was selected as a new supplier. The company has filed no disclosure.

A Korea IR Service report from November 2025 put 2025 revenue at 109 billion won, so 44 billion won would be about 40% of that, though the contract term and structure are unknown. Reports mix 'selected' and 'won an order', so the actual contract form needs a filing. Watch whether the company discloses the order, counterparty and period.

Bigwave Robotics: up 20% on a physical AI platform launch (no filing)

Bigwave Robotics recent price and volume

Bigwave Robotics is up 20.58% at 18,160 won with 94.3 billion won traded, the most of the three. Edaily and Smart Today reported the launch of 'Hyper Foundry', an integrated physical AI development platform, and CBC News reported that volatility interruptions triggered several times. The company has filed no disclosure.

The stock is on its 14th trading day. It fell from 27,050 won on its first day, Sept 29, to 13,860 won on Oct 15 before rebounding 21.4% in two days, and remains 32.9% below its first-day close. Watch whether the launch turns into revenue or contracts and whether trading value holds tomorrow. Foreigners bought 116,778 shares on Oct 16 while individuals sold 104,217.

FAQ

Why did Flitto stock go up?

Nine-month operating profit passed last year's full year. Evidence: Filing confirmed. What to check next: Final Q3 results, continued foreign buying.

Why did Uni-Techno stock go up?

Reported 44 billion won North American ESS parts order. Evidence: Reports only. What to check next: Whether the company files the order.

Why did Bigwave Robotics stock go up?

Launch of physical AI platform 'Hyper Foundry'. Evidence: Reports only. What to check next: Trading value, revenue impact.

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