TriSalus (TLSI) CFO adds 7,100 shares in open-market purchase

Rhea-AI Filing Summary

TriSalus Life Sciences Chief Financial Officer Patience David bought 7,100 shares of the company’s Common Stock in an open-market transaction at $2.43 per share on May 15, 2026. Following this purchase, she directly owns 275,757 Common Stock shares.

Insider Trade Summary

Net Buyer: 7,100 shares ($17,253)

Net Buy 1 txn

Insider Patience David

Role Chief Financial Officer

Bought 7,100 shs ($17K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	7,100	$2.43	$17K

Holdings After Transaction: Common Stock — 275,757 shares (Direct, null)

Footnotes (1)

Key Figures

Shares purchased: 7,100 shares Purchase price: $2.43 per share Shares owned after: 275,757 shares

3 metrics

Shares purchased 7,100 shares Open-market purchase on May 15, 2026

Purchase price $2.43 per share Open-market transaction

Shares owned after 275,757 shares Direct ownership following transaction

Key Terms

Open-market purchase, Common Stock, Form 4

3 terms

Open-market purchase financial

"transaction_action: "open-market purchase""

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED 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^*

Patience David

(Last) (First) (Middle)

6272 W. 91ST AVENUE

(Street)

WESTMINSTER COLORADO 80031

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
TriSalus Life Sciences, Inc. [ TLSI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/15/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/15/2026		P		7,100	A	$2.43	275,757	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ David Patience	05/18/2026
	** Signature of Reporting Person	Date
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)

FAQ

What insider transaction did TriSalus (TLSI) report for Patience David?

TriSalus reported that Chief Financial Officer Patience David bought 7,100 shares of Common Stock. The transaction was an open-market purchase at a price of $2.43 per share, increasing her directly held stake in the company.

How many TriSalus (TLSI) shares does the CFO hold after this Form 4?

After the reported transaction, Chief Financial Officer Patience David directly holds 275,757 shares of TriSalus Common Stock. This total reflects her position immediately following the 7,100-share open-market purchase disclosed in the Form 4 filing.

On what date did the TriSalus (TLSI) CFO buy additional shares?

The additional TriSalus shares were purchased on May 15, 2026. On that date, Chief Financial Officer Patience David executed an open-market transaction to acquire 7,100 shares of the company’s Common Stock at $2.43 per share.

What price did the TriSalus (TLSI) CFO pay per share in the Form 4 trade?

The Chief Financial Officer paid $2.43 per share for the 7,100 TriSalus Common Stock shares. This price reflects the cost of the open-market purchase executed on May 15, 2026, as disclosed in the Form 4 filing.

Is the TriSalus (TLSI) CFO’s ownership reported as direct or indirect?

The Form 4 shows the CFO’s 275,757 TriSalus shares as directly owned. The transaction is coded with direct ownership, meaning the shares are held in her own name rather than through an intermediary entity.