Share Buyback·2026-06-15

Decision on Treasury Stock Acquisition

MFC

엠에프씨

432980

+0.40

Financial Impact

POSITIVE

Capital Return

Share Buyback

Open market share repurchase

Shareholder Impact

Positive

Historical Market Reaction

Based on n=319 similar Share Buyback events

Historically strongest in Small Cap stocks during Bull Market conditions.

Bull market biasAvoid high volatility

Grade C

How we grade signals

Score = risk-adjusted return (median 5D ÷ volatility, Sharpe-style), scaled by sample confidence (n/300, max 40% boost).

A ≥ 75Strong positive signalB 60–74Moderate positive signalC 45–59Neutral / inconclusiveD 30–44Weak or mixed signalF < 30Negative signal

Grade reflects risk-adjusted consistency, not absolute return size. A lower-return but stable event type may outgrade a high-variance one.

Hit Rate

5D Hit Rate

46.8%

stocks positive after 5 days

20D Hit Rate

54.0%

stocks positive after 20 days

Alpha vs Benchmark

(KOSPI / KOSDAQ)

Alpha 5D

-0.7%

trimmed avg vs index

Alpha 20D

-0.5%

median -2.1%

Trimmed alpha excludes extreme outlier events (top/bottom 5%) to better represent typical market behavior.

20D Return Distribution

Beats market (α > 0)42.5%

Return > +5%38.1%

Return < −10%15.1%

Range (worst / best)-27.7% / +329.2%

Avg entry return (next-open → 5D close)+0.2%

By Market Cap

Large Cap

> ₩1T mktcap

Hit Rate

45.8%/ 57.1%

5D / 20D

Alpha 20D

+0.2%

trimmed avg

n=72

Mid Cap

₩100B–₩1T

Hit Rate

37.8%/ 28.6%

5D / 20D

Alpha 20D

-8.9%

trimmed avg

n=37

Small Cap

< ₩100B mktcap

Hit Rate

48.8%/ 56.7%

5D / 20D

Alpha 20D

+0.8%

trimmed avg

n=207

Market cap buckets: Large > ₩1T · Mid ₩100B–₩1T · Small < ₩100B (at time of filing). Min. 30 events per bucket shown.

By Market Regime

(KOSPI 20D prior trend)

Bull Market

KOSPI 20D > +5%

Hit Rate

46.9%/ 57.1%

5D / 20D

Alpha 20D

+1.1%

trimmed avg

n=245

Neutral

KOSPI 20D ±5%

Hit Rate

44.1%/ 47.9%

5D / 20D

Alpha 20D

-3.5%

trimmed avg

n=68

By Volatility Regime

(KOSPI 20D rolling std)

High Vol

KOSPI 20D std > 1.2%

Hit Rate

43.5%/ 45.1%

5D / 20D

Alpha 20D

-2.3%

trimmed avg

n=255

Normal Vol

0.6%–1.2%

Hit Rate

60.7%/ 78.4%

5D / 20D

Alpha 20D

+5.4%

trimmed avg

n=61

Avg max drawdown-9.6%

Based on DART filings since Jan 2025. Past market reactions do not guarantee future results.

Signal grade: risk-adjusted return (median 5D ÷ vol, Sharpe-style) × sample confidence — A≥75 / B≥60 / C≥45 / D≥30. Click the grade badge for details.

AI Summary

Key Numbers

Risk Factors

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AI-processed analysis. Based on: Material Fact Report (Decision on Treasury Stock Acquisition). Source: Financial Supervisory Service (금융감독원 전자공시시스템). Raw government data is not redistributed. Not investment advice.

Signal Strength

40Bullish

WeakStrong

AI Score: +0.40·Impact: MEDIUM