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BCS

Changes in Beneficial Ownership · 4

Sana Biotechnology, Inc.

SANANASDAQEQUITYCurrent

Changes in Beneficial Ownership

Filed Jun 5, 2026Accepted Jun 5, 2026, 4:41 PM EDTFiling CIK 1770121Accession 0001645041-26-000002
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Structured filing — 4

primarydocument.xml

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Filing details

Report period
2026-06-04
Issuer
Sana Biotechnology, Inc.
Issuer CIK
0001770121
Trading symbol
SANA

Reporting owner 1

Name
Rosiello Robert L.
Reporting owner CIK
0001645041
Relationship
Director
Address
C/O SANA BIOTECHNOLOGY, INC., 188 EAST BLAINE STREET, SUITE 350, SEATTLE, WA, 98102

Derivative transactions

Derivative transactions · 1 reported row
SecurityConversion / exercise price (USD)Transaction dateCodeAmountA / DPrice (USD)ExercisableExpiresUnderlying securityUnderlying sharesOwned afterOwnership
Stock Option (Right to Buy)2.962026-06-04A · Form 490,000.00A0.00[F1]2036-06-03Common Stock90,000.0090,000.00D
Table key
A · Form 4
Acquisition by grant, award or otherwise under Rule 16b-3(d)
A
Acquired
D
Direct

Footnotes

F1
The option vests and becomes exercisable as to 100% of the underlying shares on the earlier of (i) June 4, 2027 and (ii) immediately prior to the 2027 annual meeting of stockholders of Sana Biotechnology, Inc. ("Sana"), provided that the reporting person provides continuous service to Sana through such date.↩ 1

Remarks

Exhibit List: Ex. 24 - Power of Attorney

Signature 1

Signed
/s/ Aaron M. Grossman, Attorney-in-Fact for Robert L. Rosiello
Date
2026-06-05

Filed exhibits

Company context

Sana Biotechnology, Inc. is focused on creating and delivering engineered cells as medicines for patients. We share a vision of repairing and controlling genes, replacing missing or damaged cells, and making our therapies broadly available to patients. We are a passionate group of people working together to create an enduring company that changes how the world treats disease. Sana has operations in Seattle, WA, Cambridge, MA, and South San Francisco, CA.

Current securities

Recent company filings

  1. 4 filingOct 6, 2026
  2. Regulation FD DisclosureSep 8, 2026
  3. 4 filingAug 27, 2026
  4. 10-Q filingAug 10, 2026
  5. Results of Operations and Financial ConditionAug 10, 2026

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