Thomas Speidel - 18 Mar 2026 Form 3 Insider Report for Ads-Tec Energy Public Ltd Co (ADSE)

Source evidence Original filing metadata and source links for verification. 3 source fields
SEC form
3
Accepted by SEC
26 Mar 2026, 16:52:17 UTC
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Thomas Speidel

Key filing fact

Thomas Speidel filed Form 3 for Ads-Tec Energy Public Ltd Co (ADSE) on 26 Mar 2026.

Key facts

  • This page summarizes Thomas Speidel's Form 3 filing for Ads-Tec Energy Public Ltd Co (ADSE).
  • 0 reported transactions and 5 derivative rows are listed below.
  • Accepted by SEC: 26 Mar 2026, 16:52.

Change

  • No earlier filing in this sequence is available for direct comparison.
  • Current net transaction value: $0.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Official SEC source

Ownership activity is grounded in SEC Form 3 disclosures.

View source filing

Reporting Owners (1)

CIK 0002049953 Primary reporting owner

Speidel Thomas

Relationship
Chief Executive Officer, Director, 10%+ Owner
Address
C/O ADS-TEC ENERGY PUBLIC LTD CO, 10 EARLSFORT TERRACE, DUBLIN 2, IRELAND
Signature
/s/ Thomas Speidel
Signature date
26 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ADSE holding

Ordinary Shares, $0.0001 nominal value per share

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
254,439
Date
18 Mar 2026
Ownership
Direct
Footnotes
F1
ADSE holding

Ordinary Shares, $0.0001 nominal value per share

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
18,020,882
Date
18 Mar 2026
Ownership
Via ads-tec Energy GmbH. See Footnote
Footnotes
F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ADSE holding Derivative

Non-Qualified Stock Options

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date
18 Mar 2026
Ownership
Direct
Underlying class
Ordinary Shares
Underlying amount
355,000
Exercise price
$8.62
Footnotes
F3
ADSE holding Derivative

Non-Qualified Stock Options

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date
18 Mar 2026
Ownership
Direct
Underlying class
Ordinary Shares
Underlying amount
406,250
Exercise price
$6.00
Footnotes
F4
ADSE holding Derivative

Non-Qualified Stock Options

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date
18 Mar 2026
Ownership
Direct
Underlying class
Ordinary Shares
Underlying amount
153,100
Exercise price
$10.44
Footnotes
F5
ADSE holding Derivative

Non-Qualified Stock Options

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date
18 Mar 2026
Ownership
Direct
Underlying class
Ordinary Shares
Underlying amount
120,818
Exercise price
$13.45
Footnotes
F6
ADSE holding Derivative

Warrants

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date
18 Mar 2026
Ownership
Direct
Underlying class
Ordinary Shares
Underlying amount
800,000
Exercise price
$6.20
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 6 footnotes

Footnote F1

Granted pursuant to the issuer's 2021 Omnibus Incentive Plan. Each restricted stock unit ("RSU") represents a contingent right to receive one ordinary share of the issuer, nominal value $0.0001 per share ("Ordinary Share"). Of the RSUs reported, (i) 127,170 are fully vested, (ii) 54,167 were granted on 7/5/23 and will vest in four equal installments commencing the first anniversary of the grant date, (iii) 31,130 were granted on 4/15/24, and will vest in four equal installments commencing the first anniversary of the grant date, (iv) 9,217 were granted on 9/23/24 and will vest in full upon the one-year anniversary of the grant date, (v) 24,164 were granted 5/1/25, and will vest in four equal installments commencing the first anniversary of the grant date, and (vi) 8,591 were granted on 9/26/25, and will vest in full upon the one-year anniversary of the grant date.

Footnote F2

Mr. Speidel is the chief executive officer of ads-tec Energy GmbH and may be deemed to beneficially own the securities held by ads-tec Energy GmbH. Mr. Speidel disclaims beneficial ownership of any securities held by ads-tec Energy GmbH other than to the extent of his pecuniary interests therein, directly or indirectly.

Footnote F3

Granted pursuant to the issuer's 2021 Omnibus Incentive Plan. 355,000 non-qualified stock options ("NQOs") were granted on March 31, 2022. The reported number of NQOs represent (i) 266,250 vested and unexercised NQOs and (ii) 88,750 outstanding NQOs which will vest in full on the fourth anniversary of the grant date.

Footnote F4

Granted pursuant to the issuer's 2021 Omnibus Incentive Plan. 406,250 NQOs were granted on July 5, 2023. The reported number of NQOs represent (i) 203,124 vested and unexercised NQOs and (ii) 203,126 unvested NQOs that will vest in two equal installments commencing the third and fourth anniversary of the grant date.

Footnote F5

Granted pursuant to the issuer's 2021 Omnibus Incentive Plan. 153,100 NQOs were granted on April 15, 2024. The reported number of NQOs represent (i) 38,275 vested and unexercised NQOs and (ii) 114,825 unvested NQOs which will vest in three equal installments commencing the second, third, and fourth anniversary of the grant date.

Footnote F6

Granted pursuant to the issuer's 2021 Omnibus Incentive Plan. 120,818 NQOs were granted on May 1, 2025 and will vest in four equal installments commencing the first anniversary of the grant date.

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