# EDGAR Filing Document

**Accession Number:** 0000888721
**File Stem:** 0001178913-26-002026
**Filing Date:** 2026-4
**Character Count:** 8083
**Document Hash:** 586c615bf640301ab414585ec8a74f0b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001178913-26-002026.hdr.sgml**: 20260408

**ACCESSION NUMBER**: 0001178913-26-002026

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260318

**FILED AS OF DATE**: 20260408

**DATE AS OF CHANGE**: 20260408

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** O'Caoimh Ronan
- **CENTRAL INDEX KEY:** 0001452582

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 000-22320
- **FILM NUMBER:** 26847233

**MAIL ADDRESS:**
- **STREET 1:** IDA BUSINESS PARK
- **STREET 2:** BRAY
- **CITY:** CO. WICKLOW
- **STATE:** L2
- **ZIP:** 00
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** TRINITY BIOTECH PLC
- **CENTRAL INDEX KEY:** 0000888721
- **STANDARD INDUSTRIAL CLASSIFICATION:** IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 000000000
- **STATE OF INCORPORATION:** L2
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** IDA BUSINESS PARK
- **STREET 2:** BRAY
- **CITY:** WICKLOW
- **PROVINCE COUNTRY:** L2
- **BUSINESS PHONE:** 01135312955111

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** IDA BUSINESS PARK
- **STREET 2:** BRAY
- **CITY:** WICKLOW
- **PROVINCE COUNTRY:** L2

## Exhibit 24.1

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<u>**Exhibit 24.1**</u><br>

#### POWER OF ATTORNEY
KNOW ALL BY THESE PRESENTS, that the undersigned hereby constitutes and appoints Gavin Driscoll of Trinity Biotech plc, IDA Business Park, Bray, Wicklow, Ireland, singly and with full power of substitution or revocation, the undersigned's true and lawful attorney-in-fact to prepare, execute in the name of Ronan O'Caoimh, and submit to the U.S. Securities and Exchange Commission (the "SEC") a Form ID, including amendments thereto, and any other documents necessary or appropriate to obtain codes and access to the SEC's Electronic Data Gathering, Analysis, and Retrieval system ("EDGAR") enabling the undersigned to submit reports required by rules and regulations of the SEC. In addition, the undersigned hereby constitutes, appoints and authorizes the individual listed in Annex A, singly and with full power of substitution or revocation to act as the undersigned's EDGAR account administrator and manage the undersigned's EDGAR account.

The undersigned hereby grants to the attorney-in-fact full power and authority to do and perform any and every act whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact's substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted.

The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming any of the undersigned's responsibilities to comply with federal and state securities laws, including without limitation the Securities Act of 1933 and the Securities Exchange Act of 1934.

This limited power of attorney will remain in full force and effect until the earlier of (i) the date the person authorized receives notice in writing of its revocation by the Company and (ii) the date that is eighteen (18) months after the date hereof.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of the date hereof.

Signature: <u>/s/ O'Caoimh Ronan</u><br>

Name: O'Caoimh Ronan<br>

Date: March 23, 2026<br>

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#### ANNEX A

#### Individual authorized to act as EDGAR account administrator:
**1.** **Gavin Driscoll**

------

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>O'Caoimh Ronan<br><sub>(Last) (First) (Middle)</sub><br>TRINITY BIOTECH PLC<br>IDA BUSINESS PARK, WICKLOW<br><sub>(Street)</sub><br>BRAY, IRELAND A98 H5C8<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>TRINITY BIOTECH PLC [ TRIB ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-03-18 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [ ] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| ADS | 486208 | D |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| ADS OPTIONS | 2020-06-14 | 2026-06-14 | ADS OPTIONS | 101500 | $13.70 | D |  |
| ADS OPTIONS | 2021-06-14 | 2026-06-14 | ADS OPTIONS | 101500 | $13.70 | D |  |
| ADS OPTIONS | 2021-11-17 | 2027-11-17 | ADS OPTIONS | 60000 | $14.50 | D |  |
| ADS OPTIONS | 2022-11-17 | 2027-11-17 | ADS OPTIONS | 60000 | $14.50 | D |  |
| ADS OPTIONS | 2023-03-20 | 2027-03-20 | ADS OPTIONS | 16667 | $3.80 | D |  |
| ADS OPTIONS | 2024-04-01 | 2031-02-02 | ADS OPTIONS | 7292 | $2.80 | D |  |
| ADS OPTIONS | 2024-07-01 | 2031-02-02 | ADS OPTIONS | 7292 | $2.80 | D |  |
| ADS OPTIONS | 2024-10-01 | 2031-02-02 | ADS OPTIONS | 7292 | $2.80 | D |  |
| ADS OPTIONS | 2025-01-01 | 2031-02-02 | ADS OPTIONS | 7292 | $2.80 | D |  |
| ADS OPTIONS | 2025-04-01 | 2031-02-02 | ADS OPTIONS | 7292 | $2.80 | D |  |
| ADS OPTIONS | 2025-07-01 | 2031-02-02 | ADS OPTIONS | 7292 | $2.80 | D |  |
| ADS OPTIONS | 2025-10-01 | 2031-02-02 | ADS OPTIONS | 7292 | $2.80 | D |  |
| ADS OPTIONS | 2026-01-01 | 2031-02-02 | ADS OPTIONS | 7292 | $2.80 | D |  |
| ADS OPTIONS | 2026-04-01 | 2031-02-02 | ADS OPTIONS | 2917 | $2.80 | D |  |
| ADS OPTIONS | 2026-07-01 | 2031-02-02 | ADS OPTIONS | 2917 | $2.80 | D |  |
| ADS OPTIONS | 2026-10-01 | 2031-02-02 | ADS OPTIONS | 2917 | $2.80 | D |  |
| ADS OPTIONS | 2027-01-01 | 2031-02-02 | ADS OPTIONS | 2917 | $2.80 | D |  |

---

**Signature:** /s/ Ronan O'Caoimh  
**Date:** 2026-04-08

### Remarks:

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.**