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CooTek insider buys 48.3M shares at $0.00002

CTKYY’s CTO and Acting CFO reported a large direct purchase of Class A shares, alongside substantial indirect option and Class B share holdings.

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

CooTek(Cayman)Inc. (CTKYY) reported that Kan Zhang, its CTO and Acting CFO, purchased 48,316,450 Class A ordinary shares on September 3, 2026 in a direct transaction. A footnote states the actual purchase price was $0.00002 per share. No Rule 10b5-1 trading plan is reported for this transaction.

Kan Zhang is also reported as indirectly holding options to acquire 10,000,000 Class A ordinary shares at an exercise price of $0.0002 per share, exercisable from January 6, 2020 and expiring on January 5, 2030, through Kan's Global CoolStuff Investment Inc. That same entity is reported as indirectly holding 246,224,465 Class B ordinary shares.

Positive

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Negative

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Insider ZHANG KAN
Role CTO and Acting CFO
Bought 48,316,450 shs ($0.00)
Type Security Shares Price Value
Purchase Class A ordinary shares F1 48,316,450 $0.00 $0.00
holding Options (right to buy) F2 -- -- --
holding Class A ordinary shares -- -- --
holding Class B ordinary shares F2 -- -- --
Holdings After Transaction: Class A ordinary shares — 683,388,659 shares (Direct); Options (right to buy) — 10,000,000 contracts (Indirect, By Kan's Global CoolStuff Investment Inc.); Class B ordinary shares — 246,224,465 shares (Indirect, By Kan's Global CoolStuff Investment Inc.)
Footnotes (2)
  1. F1. Actual price is $0.00002 per share, reported at minimum increment permitted by system.
  2. 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.
Class A shares purchased 48,316,450 shares Direct purchase reported for September 3, 2026
Actual purchase price per Class A share $0.00002 per share Footnote-qualified price for the September 3, 2026 purchase
Options underlying Class A shares 10,000,000 shares Indirect option position reported as of this filing
Option exercise price $0.0002 per share Exercise price for options on 10,000,000 Class A ordinary shares
Option expiration date January 5, 2030 Expiration of options on Class A ordinary shares
Indirect Class B ordinary shares held 246,224,465 shares Indirect holdings through Kan's Global CoolStuff Investment Inc.
Class A ordinary shares financial
"reported purchasing Class A ordinary shares in a direct transaction"
Class A ordinary shares are a type of ownership stake in a company that typically grants voting rights to shareholders, allowing them to have a say in important company decisions. They often come with priority in receiving dividends or profits, making them attractive to investors seeking influence and potential income. These shares help distinguish different levels of ownership and rights within a company's stock structure.
Class B ordinary shares financial
"indirectly holding Class B ordinary shares through an associated entity"
Class B ordinary shares are a type of ownership stake in a company that typically come with different voting rights or privileges compared to other share classes. For investors, they represent a way to hold part of the company’s value and influence its decisions, often with fewer voting rights than Class A shares. Understanding these shares helps investors assess their level of control and potential returns within a company.
Options (right to buy) financial
"indirectly holding options (right to buy) for Class A ordinary shares"
indirect holdings financial
"indirect holdings are reported as held through Kan's Global CoolStuff Investment Inc."

FAQ

What did CooTek (CTKYY) insider Kan Zhang report buying on September 3, 2026?
Kan Zhang reported purchasing 48,316,450 Class A ordinary shares of CooTek(Cayman)Inc. on September 3, 2026 in a direct transaction. A footnote states the actual purchase price was $0.00002 per share.

What price did the CTKYY insider effectively pay per Class A share?
A footnote states the actual price for the 48,316,450 Class A ordinary shares was $0.00002 per share, reported at the minimum increment permitted by the system.

What options on CooTek (CTKYY) shares does Kan Zhang indirectly hold?
Kan Zhang is reported as indirectly holding options to acquire 10,000,000 Class A ordinary shares at an exercise price of $0.0002 per share, exercisable from January 6, 2020 and expiring on January 5, 2030.

How many CooTek (CTKYY) Class B shares are indirectly associated with Kan Zhang?
An entity associated with Kan Zhang, Kan's Global CoolStuff Investment Inc., is reported as indirectly holding 246,224,465 Class B ordinary shares of CooTek(Cayman)Inc.

Were Kan Zhang’s CTKYY share purchases made under a Rule 10b5-1 plan?
No. The filing indicates that the Rule 10b5-1 trading plan box is not checked, so no Rule 10b5-1 plan is reported for the September 3, 2026 purchase.

How are Kan Zhang’s indirect holdings in CTKYY structured?
The indirect holdings are reported as held through Kan's Global CoolStuff Investment Inc., which is wholly owned by Kan's Universe Investment Limited, a British Virgin Islands company that is ultimately owned by Kan Zhang.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
ZHANG KAN
(Last)(First)(Middle)
7F, T3, LANE 360, XINLONG ROAD
MINHANG DISTRICT
(Street)
SHANGHAI201101
(City)(State)(Zip)
CHINA
(Country)		2. Issuer Name and Ticker or Trading Symbol
CooTek(Cayman)Inc. [ CTKYY ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
CTO and Acting CFO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/03/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Class A ordinary shares09/03/2026P48,316,450A$0(1)48,316,450D
Class A ordinary shares635,072,209D
Class B ordinary shares246,224,465IBy Kan's Global CoolStuff Investment Inc.(2)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Options (right to buy)$0.000201/06/202001/05/2030Class A ordinary shares10,000,00010,000,000IBy Kan's Global CoolStuff Investment Inc.(2)
Explanation of Responses:
1. Actual price is $0.00002 per share, reported at minimum increment permitted by system.
2. 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.
Karl Kan Zhang09/03/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR