TriSalus (TLSI) director and LLC add 610K shares in open-market buys

Q: What insider transactions did TriSalus (TLSI) report for Michael P. Stansky?

TriSalus reported that director Michael P. Stansky and an affiliated LLC made two open-market purchases on May 15, 2026 . They acquired a combined 610,000 shares of common stock at weighted average prices of about $2.50 per share.

Q: How many TriSalus (TLSI) shares did Michael P. Stansky buy directly?

Stansky directly purchased 410,000 shares of TriSalus common stock on May 15, 2026 . These shares were acquired at a weighted average price of $2.50 per share, through multiple trades in a price range from $2.46 to $2.52 .

Q: What is Skyview Investments LLC’s position in TriSalus (TLSI) after these trades?

After the reported trades, Skyview Investments LLC held 399,698 TriSalus shares indirectly. It bought 200,000 shares on May 15, 2026 at a weighted average price of $2.50 , with individual trades between $2.47 and $2.55 .

Q: What prices were paid in the recent TriSalus (TLSI) insider purchases?

The filing lists weighted average prices of about $2.50 per share for both purchases. Skyview’s trades occurred between $2.47 and $2.55 , while Stansky’s direct trades ranged from $2.46 to $2.52 , all for TriSalus common stock.

Q: Were any TriSalus (TLSI) derivatives or option exercises reported in this Form 4?

No. The transactions disclosed are non-derivative open-market purchases of common stock. The derivative section shows no remaining option or warrant positions in this particular filing, and there are no tax-withholding or gift-related entries reported.

Filing Impact

(High)

Filing Sentiment

(Positive)

Form Type

Rhea-AI Filing Summary

TriSalus Life Sciences director Michael P. Stansky reported significant open-market buying of the company’s common stock. On May 15, 2026, an entity he manages, Skyview Investments LLC, purchased 200,000 shares at a weighted average price of $2.50 per share, bringing its holdings to 399,698 shares held indirectly. On the same date, he also purchased 410,000 shares directly at a weighted average price of $2.50 per share, increasing his direct ownership to 1,240,722 shares. The filing notes that each block was acquired through multiple trades within stated price ranges.

Insights

Director and affiliated LLC together bought 610,000 TriSalus shares in open-market transactions.

Director Michael P. Stansky and an affiliated entity, Skyview Investments LLC, executed two open-market purchases of TriSalus Life Sciences common stock on May 15, 2026. Skyview acquired 200,000 shares and Stansky directly acquired 410,000 shares, both at weighted average prices of $2.50 per share.

Following these transactions, Skyview held 399,698 indirect shares and Stansky held 1,240,722 direct shares. The price footnotes show actual trades occurred in ranges of $2.47–$2.55 and $2.46–$2.52, respectively. These are straightforward equity purchases with no derivatives or tax-withholding mechanics disclosed in this filing.

The net result is a net-buy of 610,000 shares with no accompanying sales or derivative exercises reported. Future company filings may provide additional context on how these larger ownership positions evolve over time.

Insider Trade Summary

Net Buyer: 610,000 shares ($1,525,000)

Net Buy 2 txns

Insider Stansky Michael P

Role null

Bought 610,000 shs ($1.52M)

Type	Security	Shares	Price	Value
Purchase	Common Stock	410,000	$2.50	$1.02M
Purchase	Common Stock	200,000	$2.50	$500K

Holdings After Transaction: Common Stock — 1,240,722 shares (Direct, null); Common Stock — 399,698 shares (Indirect, By Skyview Investments LLC)

Footnotes (1)

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.47 to $2.55 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.46 to $2.52 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range. The securities reported herein are owned by Skyview Investments LLC. Mr. Stansky serves as managing member of Skyview Investments LLC (and in such capacity may be deemed to beneficially own the securities reported herein). Voting and dispositive power over the securities owned by Skyview Investments LLC is exercised in his capacity as managing member.

Key Figures

Indirect purchase: 200,000 shares at $2.50 Direct purchase: 410,000 shares at $2.50 Total net shares bought: 610,000 shares +4 more

7 metrics

Indirect purchase 200,000 shares at $2.50 Skyview Investments LLC open-market buy on May 15, 2026

Direct purchase 410,000 shares at $2.50 Michael P. Stansky open-market buy on May 15, 2026

Total net shares bought 610,000 shares Net-buy across two open-market transactions

Direct holdings after trade 1,240,722 shares Stansky direct TriSalus common stock position post-transaction

Indirect holdings after trade 399,698 shares Skyview Investments LLC TriSalus position post-transaction

Skyview trade price range $2.47–$2.55 per share Price range for 200,000-share Skyview purchase

Direct trade price range $2.46–$2.52 per share Price range for 410,000-share direct purchase

Key Terms

open-market purchase, weighted average price, indirect ownership, voting and dispositive power

4 terms

open-market purchase financial

"transaction_action is described as "open-market purchase" for both trades"

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.

weighted average price financial

"The price reported in Column 4 is a weighted average price."

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

indirect ownership financial

"Indirect ownership is noted as "By Skyview Investments LLC" for one transaction"

voting and dispositive power financial

"Voting and dispositive power over the securities owned by Skyview Investments LLC is exercised in his capacity as managing member."

Form 4 Insider Transactions: What Each Field Means →

05/18/2026 - 04:42 PM

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^*

Stansky Michael P

(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)

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/15/2026		P		410,000	A	$2.5⁽¹⁾	1,240,722	D
Common Stock	05/15/2026		P		200,000	A	$2.5⁽²⁾	399,698	I	By Skyview Investments LLC⁽³⁾

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.47 to $2.55 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range.

2. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.46 to $2.52 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range.

3. The securities reported herein are owned by Skyview Investments LLC. Mr. Stansky serves as managing member of Skyview Investments LLC (and in such capacity may be deemed to beneficially own the securities reported herein). Voting and dispositive power over the securities owned by Skyview Investments LLC is exercised in his capacity as managing member.

Remarks:

	/s/ Mary Szela, Attorney-in-Fact	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)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did TriSalus (TLSI) report for Michael P. Stansky?

TriSalus reported that director Michael P. Stansky and an affiliated LLC made two open-market purchases on May 15, 2026. They acquired a combined 610,000 shares of common stock at weighted average prices of about $2.50 per share.

How many TriSalus (TLSI) shares did Michael P. Stansky buy directly?

Stansky directly purchased 410,000 shares of TriSalus common stock on May 15, 2026. These shares were acquired at a weighted average price of $2.50 per share, through multiple trades in a price range from $2.46 to $2.52.

What is Skyview Investments LLC’s position in TriSalus (TLSI) after these trades?

After the reported trades, Skyview Investments LLC held 399,698 TriSalus shares indirectly. It bought 200,000 shares on May 15, 2026 at a weighted average price of $2.50, with individual trades between $2.47 and $2.55.

What prices were paid in the recent TriSalus (TLSI) insider purchases?

The filing lists weighted average prices of about $2.50 per share for both purchases. Skyview’s trades occurred between $2.47 and $2.55, while Stansky’s direct trades ranged from $2.46 to $2.52, all for TriSalus common stock.

Does Michael P. Stansky control the TriSalus (TLSI) shares held by Skyview Investments LLC?

Yes. The filing states that the reported securities are owned by Skyview Investments LLC, and Stansky serves as its managing member. Voting and dispositive power over Skyview’s TriSalus shares is exercised in that managing member capacity.

Were any TriSalus (TLSI) derivatives or option exercises reported in this Form 4?

No. The transactions disclosed are non-derivative open-market purchases of common stock. The derivative section shows no remaining option or warrant positions in this particular filing, and there are no tax-withholding or gift-related entries reported.