CooTek(Cayman)Inc.·4

May 19, 7:26 AM ET

ZHANG KAN 4

4 · CooTek(Cayman)Inc. · Filed May 19, 2026

Research Summary

AI-generated summary of this filing

Updated

CooTek (CTKYY) CTO/Acting CFO Zhang Kan Buys 540.8M Shares

What Happened Zhang Kan, CooTek’s (CTKYY) Chief Technology Officer, Acting Chief Financial Officer and a director, acquired 540,786,459 shares on 2026-05-19 (transaction code P — purchase). The Form 4 lists the per-share price as $0.00 (system minimum reporting increment), but a footnote states the actual price was $0.000037 per share, implying a cash outlay of about $20,009. The filing shows the acquisition was made by Global CoolStuff Investment Inc., an entity ultimately owned by Zhang Kan.

Key Details

  • Transaction date: 2026-05-19 (reported on 2026-05-19) — filing appears timely.
  • Shares acquired: 540,786,459
  • Reported price on Form 4: $0.00; actual price per footnote: $0.000037/share
  • Implied total cost: ≈ $20,009.10 (Form 4 reported $0 due to system rounding)
  • Acquiring entity: Global CoolStuff Investment Inc., wholly owned by Kan's Universe Investment Limited (BVI), ultimately owned by Zhang Kan (see filing footnote)
  • Shares owned after transaction: not specified in the provided filing extract
  • Transaction type: reported as open market or private purchase (P)

Context

  • This was a direct purchase (not an option exercise, award, gift, or withholding). Purchases can signal insider confidence but do not, by themselves, explain motivation.
  • The filing’s $0 value is a reporting artifact; refer to the footnote for the actual per-share price and implied total.

Insider Transaction Report

Form 4
Period: 2026-05-19
ZHANG KAN
DirectorCTO and Acting CFO
Transactions
  • Purchase

    Class A ordinary shares

    [F1]
    2026-05-19+540,786,459540,786,459 total
Holdings
  • Class A ordinary shares

    94,285,750
  • Class B ordinary shares

    [F2]
    (indirect: By Kan's Global CoolStuff Investment Inc.)
    246,224,465
  • Options (right to buy)

    [F2]
    (indirect: By Kan's Global CoolStuff Investment Inc.)
    Exercise: $0.00From: 2020-01-06Exp: 2030-01-05Class A ordinary shares (10,000,000 underlying)
    10,000,000
Footnotes (2)
  • [F1]Actual price is $0.000037 per share, reported at minimum increment permitted by system.
  • [F2]Kan's Global CoolStuff Investment Inc. is wholly owned by Kan's Universe Investment Limited, a British Virgin Islands company, which is ultimately owned Kan Zhang.
Signature
Karl Kan Zhang|2026-05-19

Documents

1 file
  • 4
    primary_doc.xmlPrimary

    PRIMARY DOCUMENT