STOCK TITAN

Strata Critical (SRTA) CEO clarifies 5,550-share tax withholding

(Neutral)
(Neutral)
Form Type
4/A

Rhea-AI Filing Summary

Strata Critical Medical, Inc. CEO, Logistics Scott M. Wunsch filed an amended insider report to correct how a prior share disposition was coded. On June 8, 2026, 5,550 shares of Class A common stock were withheld by the company at $5.87 per share to cover tax obligations from a restricted stock unit vesting, a non-market transaction approved under Rule 16b-3.

The earlier Form 4 had incorrectly used a sale code; this amendment changes it to the proper tax-withholding code F, with all other information unchanged. After the transaction, Wunsch directly holds 625,574 shares, with an additional 382,987 shares held indirectly through a limited liability company he solely owns.

Positive

  • None.

Negative

  • None.
Insider Wunsch Scott M
Role CEO, Logistics
Type Security Shares Price Value
Exercise Price or Tax Liability Class A common stock, $0.0001 par value per share 5,550 $5.87 $33K
holding Class A common stock, $0.0001 par value per share -- -- --
Holdings After Transaction: Class A common stock, $0.0001 par value per share — 625,574 shares (Direct); Class A common stock, $0.0001 par value per share — 382,987 shares (Indirect, See Footnotes)
Footnotes (3)
  1. F1. On June 10, 2026, the reporting person filed a Form 4 (the "Original Form") which inadvertently used the "S" code in Column 3 of Table I in connection with the disposal of certain shares of the Issuer's Class A common stock (the "Shares") on June 8, 2026. The Shares were in fact withheld by the Issuer to satisfy tax withholding obligations in connection a vesting event in a transaction approved in accordance with Rule 16b-3 of the Securities Exchange Act of 1934, as amended. Footnote 1 to the Original Form correctly described the transaction as "shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units." Accordingly, the reporting person is hereby amending the Original Form to correctly show the "F" code in Column 3 of Table I. The information set forth in the Original Form was correct in all other respects.
  2. F2. Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units.
  3. F3. Held directly by a limited liability company of which the Reporting Person is the sole member.
Tax-withheld shares 5,550 shares Withheld on June 8, 2026 for RSU tax obligations
Tax-withholding price $5.87 per share Price used for 5,550 withheld shares
Direct holdings after transaction 625,574 shares Class A common stock held directly after June 8, 2026
Indirect holdings 382,987 shares Held via a limited liability company of which he is sole member
Rule 16b-3 regulatory
"in a transaction approved in accordance with Rule 16b-3 of the Securities Exchange Act of 1934"
Rule 16b-3 is a Securities and Exchange Commission regulation that exempts certain routine, pre-approved transactions by company insiders from automatic liability for short-term trading profits. It acts like a safe harbor: if an insider follows a formal plan or the board approves specific transactions in advance, profits from buying and selling company stock within six months are not automatically reclaimed. Investors care because the rule clarifies when insider trades are permissible and reduces uncertainty about potential clawbacks.
restricted stock units financial
"in connection with the vesting of restricted stock units"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
tax withholding obligations financial
"withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting"
Class A common stock financial
"disposal of certain shares of the Issuer's Class A common stock"
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google
Add on Google
Learn about SEC filing dates

FAQ

What did Strata Critical Medical (SRTA) disclose in this Form 4/A?

Strata Critical Medical’s CEO, Logistics Scott M. Wunsch filed an amended Form 4 to recode a prior transaction as tax withholding. The filing clarifies that shares were withheld for taxes on restricted stock unit vesting, not sold in the open market, with all other details unchanged.

How many Strata Critical Medical (SRTA) shares were affected in the amendment?

The amendment involves 5,550 shares of Class A common stock. These shares were withheld by the issuer at $5.87 per share to satisfy tax withholding obligations related to a restricted stock unit vesting event, rather than being sold on the market as previously coded.

Why was the original Strata Critical (SRTA) Form 4 corrected?

The original Form 4 incorrectly used the "S" sale code for a June 8, 2026 transaction. The amendment explains that the 5,550 shares were actually withheld for tax obligations on restricted stock unit vesting, so the code is corrected to "F" for tax-withholding disposition.

What does code "F" mean in the Strata Critical (SRTA) Form 4/A filing?

Code "F" indicates shares delivered or withheld to pay an exercise price or tax liability. In this case, 5,550 shares were withheld by Strata Critical Medical to satisfy tax withholding obligations arising from the vesting of restricted stock units granted to the reporting person.

How many Strata Critical (SRTA) shares does Scott M. Wunsch hold after this transaction?

Following the June 8, 2026 tax-withholding transaction, Scott M. Wunsch directly holds 625,574 shares of Class A common stock. He also has 382,987 shares held indirectly through a limited liability company of which he is the sole member, reflecting additional indirect ownership.

Was the Strata Critical (SRTA) transaction part of a compensation event?

Yes. The filing states the shares were withheld to satisfy tax withholding obligations tied to a vesting event of restricted stock units. The transaction was approved in accordance with Rule 16b-3, which generally governs issuer-approved equity compensation transactions for insiders.
SEC Form 4
FORM 4UNITED 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*
Wunsch Scott M

(Last)(First)(Middle)
C/O STRATA CRITICAL MEDICAL, INC.
666 THIRD AVENUE, 25TH FLOOR

(Street)
NEW YORK NEW YORK 10017

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Strata Critical Medical, Inc. [ SRTA ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
CEO, Logistics
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/08/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)
06/10/2026
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)
CodeVAmount(A) or (D)Price
Class A common stock, $0.0001 par value per share06/08/2026F(1)5,550(2)D$5.87625,574D
Class A common stock, $0.0001 par value per share382,987I(3)See Footnotes
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. On June 10, 2026, the reporting person filed a Form 4 (the "Original Form") which inadvertently used the "S" code in Column 3 of Table I in connection with the disposal of certain shares of the Issuer's Class A common stock (the "Shares") on June 8, 2026. The Shares were in fact withheld by the Issuer to satisfy tax withholding obligations in connection a vesting event in a transaction approved in accordance with Rule 16b-3 of the Securities Exchange Act of 1934, as amended. Footnote 1 to the Original Form correctly described the transaction as "shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units." Accordingly, the reporting person is hereby amending the Original Form to correctly show the "F" code in Column 3 of Table I. The information set forth in the Original Form was correct in all other respects.
2. Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units.
3. Held directly by a limited liability company of which the Reporting Person is the sole member.
Remarks:
/s/ Melissa M. Tomkiel, Attorney-in-fact for Scott M. Wunsch06/18/2026
** Signature of Reporting PersonDate
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)