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BioNTech CEO Ugur Sahin sells 86K shares

BioNTech’s CEO Ugur Sahin sold 86,000 ordinary shares under a Rule 10b5-1 plan while retaining over 39 million shares indirectly through Medine GmbH.

(Very High)
(Negative)
Form Type
4

Rhea-AI Filing Summary

BioNTech SE (BNTX) reported that Chief Executive Officer and major shareholder Ugur Sahin sold a total of 86,000 ordinary shares in mid-September 2026 under a pre-arranged trading plan. He sold 41,000 shares on September 14, 2026 at an average price of 99.4467 per share and 45,000 shares on September 11, 2026 at an average price of 96.9338 per share.

After these sales, an entity associated with him, Medine GmbH, held 39,218,111 ordinary shares indirectly, including 106,721 shares held in trust where Medine GmbH has voting power but not dispositive power. The sales were effected pursuant to a Rule 10b5-1 trading plan established on June 3, 2026.

Positive

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Negative

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Insights

Analyzing...

Insider Sahin Ugur
Role Chief Executive Officer
Sold 86,000 shs ($8.44M)
Type Security Shares Price Value
Sale Ordinary Shares 41,000 $99.4467 $4.08M
Sale Ordinary Shares 45,000 $96.9338 $4.36M
holding Ordinary Shares F1 -- -- --
Holdings After Transaction: Ordinary Shares — 602,209 shares (Direct); Ordinary Shares — 39,218,111 shares (Indirect, See Footnote)
Footnotes (1)
  1. F1. The ordinary shares are held by Medine GmbH. The reporting person is the sole shareholder of Medine GmbH. 106,721 of the ordinary shares noted herein are held for the benefit of an individual under a trust arrangement, pursuant to which Medine GmbH exercises voting power, but not dispositive power, over such ordinary shares for so long as such ordinary shares are held in trust. The reporting person may be deemed to beneficially own the ordinary shares held by Medine GmbH.
Shares sold on September 14, 2026 41,000 ordinary shares Sale by Ugur Sahin at an average price of 99.4467 per share
Shares sold on September 11, 2026 45,000 ordinary shares Sale by Ugur Sahin at an average price of 96.9338 per share
Total shares sold in reported period 86,000 ordinary shares Combined sales on September 11 and September 14, 2026
Indirect holdings through Medine GmbH 39,218,111 ordinary shares Indirectly held as of September 11, 2026 and may be deemed beneficially owned
Shares held in trust 106,721 ordinary shares Held for the benefit of an individual; Medine GmbH has voting but not dispositive power
Rule 10b5-1 plan adoption date June 3, 2026 Date Ugur Sahin established the trading plan used for these sales
Rule 10b5-1 trading plan regulatory
"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan established by the reporting person on June 3, 2026."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
beneficially own financial
"The reporting person may be deemed to beneficially own the ordinary shares held by Medine GmbH."
Beneficially own means having the economic rights and risks of a security—such as the right to receive dividends, sell the shares, or profit from price changes—whether or not your name appears on the official share register. Think of it like renting a car: you use it and reap the benefits even if the title lists someone else. Investors care because beneficial ownership determines who truly controls value, must be disclosed under securities rules, and can signal potential influence or trading activity that affects a stock’s price.
voting power financial
"Medine GmbH exercises voting power, but not dispositive power, over such ordinary shares for so long as such ordinary shares are held in trust."
Voting power is the ability shareholders have to influence a company's major decisions—like electing the board, approving mergers, or changing corporate rules—based on the voting rights attached to the shares they hold. For investors it matters because greater voting power is like holding more keys to a building: it gives you a stronger say over management choices and the company’s strategy, which can affect future value and risk.
dispositive power financial
"Medine GmbH exercises voting power, but not dispositive power, over such ordinary shares for so long as such ordinary shares are held in trust."
Dispositive power is the authority to decide the final outcome of an asset, legal claim, contract, or corporate action — in effect the power to dispose of or resolve something. For investors it matters because whoever holds that authority can determine who gets paid, who controls an asset or vote, and how risks and returns are allocated; think of it like holding the key that lets you lock in the winner or loser in a deal.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did BioNTech (BNTX) report for Ugur Sahin?

The filing reports that Ugur Sahin sold 86,000 ordinary shares of BioNTech SE in two transactions on September 11 and September 14, 2026, as part of a pre-arranged Rule 10b5-1 trading plan.

How many BioNTech (BNTX) shares did Ugur Sahin sell on each date?

On September 14, 2026, he sold 41,000 ordinary shares at an average price of 99.4467 per share. On September 11, 2026, he sold 45,000 ordinary shares at an average price of 96.9338 per share.

Was Ugur Sahin’s BioNTech (BNTX) share sale under a Rule 10b5-1 plan?

Yes. The filing states the sales were effected pursuant to a Rule 10b5-1 trading plan that Ugur Sahin established on June 3, 2026.

How many BioNTech (BNTX) shares does Medine GmbH hold for Ugur Sahin?

An entity associated with him, Medine GmbH, held 39,218,111 ordinary shares indirectly as of September 11, 2026. The filing states that he may be deemed to beneficially own these shares.

What portion of BioNTech (BNTX) shares is held in trust according to the Form 4?

The filing explains that 106,721 ordinary shares are held for the benefit of an individual under a trust arrangement, with Medine GmbH having voting power but not dispositive power over those shares while they are held in trust.

What is Ugur Sahin’s role at BioNTech (BNTX) mentioned in this Form 4?

The reporting person, Ugur Sahin, is identified as Chief Executive Officer of BioNTech SE and a holder of more than ten percent of the company’s shares.

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

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Learn about SEC filing dates
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).
X
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*
Sahin Ugur

(Last)(First)(Middle)
C/O BIONTECH SE
AN DER GOLDGRUBE 12

(Street)
MAINZD-55131

(City)(State)(Zip)

GERMANY

(Country)
2. Issuer Name and Ticker or Trading Symbol
BioNTech SE [ BNTX ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
DirectorX10% Owner
XOfficer (give title below)Other (specify below)
Chief Executive Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/11/2026
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
Ordinary Shares09/11/2026S45,000D$96.9338643,209D
Ordinary Shares09/14/2026S41,000D$99.4467602,209D
Ordinary Shares39,218,111ISee Footnote(1)
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
Explanation of Responses:
1. The ordinary shares are held by Medine GmbH. The reporting person is the sole shareholder of Medine GmbH. 106,721 of the ordinary shares noted herein are held for the benefit of an individual under a trust arrangement, pursuant to which Medine GmbH exercises voting power, but not dispositive power, over such ordinary shares for so long as such ordinary shares are held in trust. The reporting person may be deemed to beneficially own the ordinary shares held by Medine GmbH.
Remarks:
The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan established by the reporting person on June 3, 2026.
/s/ Humza Bokhari, Attorney-in-Fact09/14/2026
** 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)

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