Key facts
- This page summarizes Donal L. Mulligan's Form 4 filing for TENNANT CO (TNC).
- 1 reported transaction and 0 derivative rows are listed below.
- Accepted by SEC: 13 Aug 2026, 16:23.
Donal L. Mulligan - 12 Aug 2026 Form 4 Insider Report for TENNANT CO (TNC)
- Reporting relationship
- Director
- Issuer ticker
- TNC
- Reported as of
- 12 Aug 2026
- Net transaction value
- +$538,720
- SEC form
- 4
- Accepted by SEC
- 13 Aug 2026, 16:23:31 UTC
- Prior SEC filing
- 12 May 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Kristin A. Erickson on behalf of Donal L. Mulligan
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Donal L. Mulligan filed Form 4 for TENNANT CO (TNC) on 13 Aug 2026.
Change
- Previous filing in this sequence was filed on 12 May 2026.
- Current net transaction value: +$538,720.
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
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001406019
Primary reporting owner
Mulligan Donal L
- Relationship
- Director
- Address
- 10400 CLEAN STREET, EDEN PRAIRIE
- Signature
- /s/ Kristin A. Erickson on behalf of Donal L. Mulligan
- Signature date
- 13 Aug 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
TNC
transaction
Common Stock
Purchase
- Transaction value
- $538,720
- Shares
- +8,000
- Change %
- +100%
- Price
- $67.34
- Shares after
- 16,000
- Date
- 12 Aug 2026
- Ownership
- By trust for spouse
TNC
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 22,175
- Date
- 12 Aug 2026
- Ownership
- Direct
* marks a reported price that did not pass the local price check.