ZHANG KAN 4
4 · CooTek(Cayman)Inc. · Filed May 19, 2026
Research Summary
AI-generated summary of this filing
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
CooTek(Cayman)Inc.CTKYY
ZHANG KAN
DirectorCTO and Acting CFO
Transactions
- Purchase
Class A ordinary shares
[F1]2026-05-19+540,786,459→ 540,786,459 total
Holdings
- 94,285,750
Class A ordinary shares
- 246,224,465(indirect: By Kan's Global CoolStuff Investment Inc.)
Class B ordinary shares
[F2] - 10,000,000(indirect: By Kan's Global CoolStuff Investment Inc.)
Options (right to buy)
[F2]Exercise: $0.00From: 2020-01-06Exp: 2030-01-05→ Class A ordinary shares (10,000,000 underlying)
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