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person · Reporting owner

Williams Charles O

Disclosed activity across 1 company

Tapewire entity
37644
SEC CIK
0001325818

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Surrozen, Inc./DESRZN · Entity 6092Chief Operating OfficerJune 15, 2026June 16, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Surrozen, Inc./DE

Report date June 15, 2026 · Filed June 16, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect18,237 Reported balance After 2026-06-15 transaction · row 1
1 source row

Row 1 · 2026-06-15 · Grant · Acquired 1,666 · Balance 18,237

F1: This reporting person is voluntarily reporting these shares acquired under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

Filing footnotes · ownership attribution and instrument terms

F1: This reporting person is voluntarily reporting these shares acquired under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
June 15, 2026 Filed Jun 16, 2026 20:47 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantCommon Stock 1,666 $8.11 $13,511.26
Disclosure

SEC source: 0001193125-26-272765 · ownership.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,237

F1 · kind: This reporting person is voluntarily reporting these shares acquired under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

Read SEC document
May 04, 2026 Filed May 5, 2026 20:54 UTC Surrozen, Inc./DE SRZN · Entity 6092 SaleCommon Stock 2,036 $33.33 $67,865.58
Disclosure

SEC source: 0001193125-26-206679 · ownership.xml · nonDerivative · entry 2

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,571

F2 · price: The shares were sold to cover withholding taxes upon vesting of RSUs in transactions that were initiated by the Issuer on the reporting person's behalf. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.04 to $33.63, inclusive. 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 sold at each separate price within the range.

Read SEC document
May 01, 2026 Filed May 5, 2026 20:54 UTC Surrozen, Inc./DE SRZN · Entity 6092 Exercise / conversionRestricted Stock Unit · Derivative 5,625 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-206679 · ownership.xml · derivative · entry 3

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,625

Underlying: Common Stock · 5,625 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock.

F3 · derivative.exercise_date: These RSUs vest in two equal installments on May 1, 2026 and May 1, 2027.

F3 · derivative.expiration_date: These RSUs vest in two equal installments on May 1, 2026 and May 1, 2027.

Read SEC document
May 01, 2026 Filed May 5, 2026 20:54 UTC Surrozen, Inc./DE SRZN · Entity 6092 Exercise / conversionCommon Stock 5,625 Not disclosed Not disclosed
Disclosure

SEC source: 0001193125-26-206679 · ownership.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,607

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock.

Read SEC document
February 17, 2026 Filed Feb 18, 2026 23:45 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantRestricted Stock Unit · Derivative 102,900 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-057657 · ownership.xml · derivative · entry 2

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 102,900

Underlying: Common Stock · 102,900 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock.

F3 · derivative.exercise_date: The shares subject to the RSUs vest in four equal annual installments starting on February 1, 2026, subject to the reporting person's continued service through the applicable vesting date.

F3 · derivative.expiration_date: The shares subject to the RSUs vest in four equal annual installments starting on February 1, 2026, subject to the reporting person's continued service through the applicable vesting date.

Read SEC document
February 17, 2026 Filed Feb 18, 2026 23:45 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantEmployee Stock Option (right to buy) · Derivative 102,900 $0.00 Strike: $24.53 $0.00
Disclosure

SEC source: 0001193125-26-057657 · ownership.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 102,900

Underlying: Common Stock · 102,900 shares

Expires 2036-02-16

F1 · derivative.exercise_date: The shares subject to the option award vest over a four-year period in 48 equal monthly installments measured from February 1, 2026, subject to the reporting person's continued service through the applicable vesting date.

Read SEC document
January 23, 2026 Filed Jan 26, 2026 21:39 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantEmployee Stock Option (right to buy) · Derivative 500 $0.00 Strike: $19.60 $0.00
Disclosure

SEC source: 0001193125-26-022713 · ownership.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 500

Underlying: Common Stock · 500 shares

Expires 2036-01-22

F1 · derivative.exercise_date: The shares subject to the option award vest over a four-year period in 48 equal monthly installments measured from grant date, subject to the reporting person's continued service through the applicable vesting date.

Read SEC document
January 05, 2026 Filed Jan 7, 2026 01:22 UTC Surrozen, Inc./DE SRZN · Entity 6092 SaleCommon Stock 1,566 $19.87 $31,108.90
Disclosure

SEC source: 0001193125-26-005092 · ownership.xml · nonDerivative · entry 2

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,982

F2 · price: The shares were sold to cover withholding taxes upon vesting of RSUs in transactions that were initiated by the Issuer on the reporting person's behalf. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.84 to $20.07, inclusive. 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 sold at each separate price within the range.

Read SEC document
January 02, 2026 Filed Jan 7, 2026 01:22 UTC Surrozen, Inc./DE SRZN · Entity 6092 Exercise / conversionRestricted Stock Units · Derivative 3,500 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-005092 · ownership.xml · derivative · entry 3

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,500 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock.

F3 · derivative.exercise_date: These RSUs vested in two equal installments on January 1, 2025 and January 1, 2026.

F3 · derivative.expiration_date: These RSUs vested in two equal installments on January 1, 2025 and January 1, 2026.

Read SEC document
January 02, 2026 Filed Jan 7, 2026 01:22 UTC Surrozen, Inc./DE SRZN · Entity 6092 Exercise / conversionCommon Stock 3,500 Not disclosed Not disclosed
Disclosure

SEC source: 0001193125-26-005092 · ownership.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,548

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock.

Read SEC document
December 15, 2025 Filed Dec 17, 2025 00:11 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantCommon Stock 1,666 $8.11 $13,511.26
Disclosure

SEC source: 0001193125-25-321306 · ownership.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,048

F1 · kind: This reporting person is voluntarily reporting these shares acquired under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

Read SEC document
June 13, 2025 Filed Jun 16, 2025 22:47 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantCommon Stock 400 $8.06 $3,224.00
Disclosure

SEC source: 0001593968-25-000786 · primary_01.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,382

F1 · kind: This reporting person is voluntarily reporting these shares acquired under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

Read SEC document
May 01, 2025 Filed May 5, 2025 20:23 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantOption (right to buy) · Derivative 33,750 $0.00 Strike: $10.48 $0.00
Disclosure

SEC source: 0001593968-25-000592 · primary_01.xml · derivative · entry 2

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,750

Underlying: Common Stock · 33,750 shares

Expires 2035-05-01

F3 · derivative.exercise_date: The shares subject to the option award vest over a four-year period in 48 equal monthly installments measured from grant date, subject to the reporting person's continued service through the applicable vesting date.

Read SEC document
May 01, 2025 Filed May 5, 2025 20:23 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantRestricted Stock Unit · Derivative 11,250 $0.00 $0.00
Disclosure

SEC source: 0001593968-25-000592 · primary_01.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,250

Underlying: Common Stock · 11,250 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock.

F2 · derivative.exercise_date: The shares subject to the RSU award vest over a two-year period as to 50% of such shares on each of the first and second annual anniversary of the grant date, subject to the reporting person's continued service through the applicable vesting date.

F2 · derivative.expiration_date: The shares subject to the RSU award vest over a two-year period as to 50% of such shares on each of the first and second annual anniversary of the grant date, subject to the reporting person's continued service through the applicable vesting date.

Read SEC document
March 24, 2025 Filed Mar 26, 2025 01:36 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantSeries B Common Stock Warrant (right to buy) · Derivative 1,603 $0.00 Strike: $12.45 $0.00
Disclosure

SEC source: 0001593968-25-000414 · primary_01.xml · derivative · entry 6

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,603

Underlying: Common Stock · 1,603 shares

Expires not disclosed

F2 · kind: The warrant was repriced pursuant to a Warrant Cancellation and Amendment Agreement effective March 24, 2025 to decrease the per share exercise price of the warrant from $15.71 to $12.45.

F3 · derivative.expiration_date: The warrant expires on the fifth trading day following the occurrence of the Series B Milestone Event (as defined in the Series B Common Stock Warrant). In the event the Series B Milestone Event has not occurred prior to the fifth anniversary of the issuance date of the warrant, the warrant will automatically terminate on such anniversary date.

Read SEC document
March 24, 2025 Filed Mar 26, 2025 01:36 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantSeries A Common Stock Warrant (right to buy) · Derivative 1,474 $0.00 Strike: $12.45 $0.00
Disclosure

SEC source: 0001593968-25-000414 · primary_01.xml · derivative · entry 5

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,474

Underlying: Common Stock · 1,474 shares

Expires 2029-04-04

F1 · kind: The warrant was repriced pursuant to a Warrant Cancellation and Amendment Agreement effective March 24, 2025 to decrease the per share exercise price of the warrant from $16.96 to $12.45.

Read SEC document
March 24, 2025 Filed Mar 26, 2025 01:36 UTC Surrozen, Inc./DE SRZN · Entity 6092 Disposition to issuerSeries D Common Stock Warrant (right to buy) · Derivative 5,712 $0.00 Strike: $16.00 $0.00
Disclosure

SEC source: 0001593968-25-000414 · primary_01.xml · derivative · entry 4

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,712 shares

Expires not disclosed

F4 · kind: The warrant was cancelled pursuant to a Warrant Cancellation and Amendment Agreement effective March 24, 2025.

F6 · derivative.exercise_date: The warrant is exercisable for 30 days after the earlier of (i) the occurrence of the Series D Milestone Event (as defined in the Series D Common Stock Warrant) and (ii) a Fundamental Transaction (as defined in the Series D Common Stock Warrant).

F6 · derivative.expiration_date: The warrant is exercisable for 30 days after the earlier of (i) the occurrence of the Series D Milestone Event (as defined in the Series D Common Stock Warrant) and (ii) a Fundamental Transaction (as defined in the Series D Common Stock Warrant).

Read SEC document
March 24, 2025 Filed Mar 26, 2025 01:36 UTC Surrozen, Inc./DE SRZN · Entity 6092 Disposition to issuerSeries C Common Stock Warrant (right to buy) · Derivative 5,712 $0.00 Strike: $16.00 $0.00
Disclosure

SEC source: 0001593968-25-000414 · primary_01.xml · derivative · entry 3

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,712 shares

Expires not disclosed

F4 · kind: The warrant was cancelled pursuant to a Warrant Cancellation and Amendment Agreement effective March 24, 2025.

F5 · derivative.exercise_date: The warrant is exercisable for 30 days after the earlier of (i) the occurrence of the Series C Milestone Event (as defined in the Series C Common Stock Warrant) and (ii) a Fundamental Transaction (as defined in the Series C Common Stock Warrant).

F5 · derivative.expiration_date: The warrant is exercisable for 30 days after the earlier of (i) the occurrence of the Series C Milestone Event (as defined in the Series C Common Stock Warrant) and (ii) a Fundamental Transaction (as defined in the Series C Common Stock Warrant).

Read SEC document
March 24, 2025 Filed Mar 26, 2025 01:36 UTC Surrozen, Inc./DE SRZN · Entity 6092 Disposition to issuerSeries B Common Stock Warrant (right to buy) · Derivative 1,603 $0.00 Strike: $15.71 $0.00
Disclosure

SEC source: 0001593968-25-000414 · primary_01.xml · derivative · entry 2

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,603 shares

Expires not disclosed

F2 · kind: The warrant was repriced pursuant to a Warrant Cancellation and Amendment Agreement effective March 24, 2025 to decrease the per share exercise price of the warrant from $15.71 to $12.45.

F3 · derivative.expiration_date: The warrant expires on the fifth trading day following the occurrence of the Series B Milestone Event (as defined in the Series B Common Stock Warrant). In the event the Series B Milestone Event has not occurred prior to the fifth anniversary of the issuance date of the warrant, the warrant will automatically terminate on such anniversary date.

Read SEC document
March 24, 2025 Filed Mar 26, 2025 01:36 UTC Surrozen, Inc./DE SRZN · Entity 6092 Disposition to issuerSeries A Common Stock Warrant (right to buy) · Derivative 1,474 $0.00 Strike: $16.96 $0.00
Disclosure

SEC source: 0001593968-25-000414 · primary_01.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,474 shares

Expires 2029-04-04

F1 · kind: The warrant was repriced pursuant to a Warrant Cancellation and Amendment Agreement effective March 24, 2025 to decrease the per share exercise price of the warrant from $16.96 to $12.45.

Read SEC document
January 17, 2025 Filed Jan 23, 2025 02:23 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantOption (right to buy) · Derivative 45,000 $0.00 Strike: $12.08 $0.00
Disclosure

SEC source: 0001593968-25-000110 · primary_01.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,000

Underlying: Common Stock · 45,000 shares

Expires 2035-01-17

F1 · derivative.exercise_date: The shares subject to the options vest and become exercisable in a series of 48 equal monthly installments beginning on February 1, 2025, subject to the reporting person's continuous service through the applicable vesting date.

Read SEC document
January 03, 2025 Filed Jan 7, 2025 01:07 UTC Surrozen, Inc./DE SRZN · Entity 6092 SaleCommon Stock 1,181 $17.37 $20,513.97
Disclosure

SEC source: 0001593968-25-000041 · primary_01.xml · nonDerivative · entry 2

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,982

F3 · price: The shares were sold to cover withholding taxes upon vesting of RSUs in transactions that were initiated by the Issuer on the reporting person's behalf. The price reported reflects the volume-weighted average price for the transactions.

Read SEC document
January 02, 2025 Filed Jan 7, 2025 01:07 UTC Surrozen, Inc./DE SRZN · Entity 6092 Exercise / conversionCommon Stock 3,500 Not disclosed Not disclosed
Disclosure

SEC source: 0001593968-25-000041 · primary_01.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,163

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock. This transaction represents the settlement of vested RSUs in shares of the Issuer's common stock.

F2 · balance_after: Includes 400 shares purchased at a price of $5.67 per share pursuant to the Issuer's 2021 Employee Stock Purchase Plan on December 13, 2024.

Read SEC document
June 14, 2024 Filed Jun 18, 2024 23:41 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantCommon Stock 400 $5.67 $2,268.00
Disclosure

SEC source: 0001593968-24-000868 · primary_01.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,863

F1 · kind: This reporting person is voluntarily reporting these shares acquired under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

Read SEC document
May 01, 2024 Filed May 3, 2024 00:09 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantOption (right to buy) · Derivative 27,000 $0.00 Strike: $9.89 $0.00
Disclosure

SEC source: 0001593968-24-000679 · primary_01.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,000

Underlying: Common Stock · 27,000 shares

Expires 2034-05-01

F1 · derivative.exercise_date: The shares subject to the options vest and become exercisable in a series of 48 equal monthly installments beginning on June 1, 2024, subject to the reporting person's continuous service through the applicable vesting date.

Read SEC document
April 24, 2024 Filed Apr 26, 2024 20:33 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantRestricted Stock Unit · Derivative 7,000 $0.00 $0.00
Disclosure

SEC source: 0001593968-24-000620 · primary_01.xml · derivative · entry 2

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,000

Underlying: Common Stock · 7,000 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock.

F3 · derivative.exercise_date: The RSU award vests in two equal installments on January 1, 2025 and January 1, 2026.

F3 · derivative.expiration_date: The RSU award vests in two equal installments on January 1, 2025 and January 1, 2026.

Read SEC document
April 24, 2024 Filed Apr 26, 2024 20:33 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantOption (right to buy) · Derivative 13,000 $0.00 Strike: $8.97 $0.00
Disclosure

SEC source: 0001593968-24-000620 · primary_01.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,000

Underlying: Common Stock · 13,000 shares

Expires 2034-04-24

F1 · derivative.exercise_date: The shares subject to the options vest and become exercisable in a series of 48 equal monthly installments beginning on February 1, 2024, subject to the reporting person's continuous service through the applicable vesting date.

Read SEC document
April 04, 2024 Filed Apr 8, 2024 21:30 UTC Surrozen, Inc./DE SRZN · Entity 6092 PurchaseSeries D Common Stock Warrant (right to buy) · Derivative 5,712 Not disclosed Strike: $16.00 Not disclosed
Disclosure

SEC source: 0001593968-24-000563 · primary_01.xml · derivative · entry 5

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,712

Underlying: Common Stock · 5,712 shares

Expires not disclosed

F1 · price: On April 4, 2024, the reporting person acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of April 1, 2024, by and among the Issuer and certain institutional investors and members of management, at a purchase price of $16.96 per share, which amount includes $1.25 for the accompanying common stock warrants.

F4 · derivative.exercise_date: The warrant is exercisable for 30 days after the earlier of (i) the occurrence of the Series D Milestone Event (as defined in the Series D Common Stock Warrant) and (ii) a Fundamental Transaction (as defined in the Series D Common Stock Warrant).

F4 · derivative.expiration_date: The warrant is exercisable for 30 days after the earlier of (i) the occurrence of the Series D Milestone Event (as defined in the Series D Common Stock Warrant) and (ii) a Fundamental Transaction (as defined in the Series D Common Stock Warrant).

Read SEC document
April 04, 2024 Filed Apr 8, 2024 21:30 UTC Surrozen, Inc./DE SRZN · Entity 6092 PurchaseSeries C Common Stock Warrant (right to buy) · Derivative 5,712 Not disclosed Strike: $16.00 Not disclosed
Disclosure

SEC source: 0001593968-24-000563 · primary_01.xml · derivative · entry 4

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,712

Underlying: Common Stock · 5,712 shares

Expires not disclosed

F1 · price: On April 4, 2024, the reporting person acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of April 1, 2024, by and among the Issuer and certain institutional investors and members of management, at a purchase price of $16.96 per share, which amount includes $1.25 for the accompanying common stock warrants.

F3 · derivative.exercise_date: The warrant is exercisable for 30 days after the earlier of (i) the occurrence of the Series C Milestone Event (as defined in the Series C Common Stock Warrant) and (ii) a Fundamental Transaction (as defined in the Series C Common Stock Warrant).

F3 · derivative.expiration_date: The warrant is exercisable for 30 days after the earlier of (i) the occurrence of the Series C Milestone Event (as defined in the Series C Common Stock Warrant) and (ii) a Fundamental Transaction (as defined in the Series C Common Stock Warrant).

Read SEC document
April 04, 2024 Filed Apr 8, 2024 21:30 UTC Surrozen, Inc./DE SRZN · Entity 6092 PurchaseSeries B Common Stock Warrant (right to buy) · Derivative 1,603 Not disclosed Strike: $15.71 Not disclosed
Disclosure

SEC source: 0001593968-24-000563 · primary_01.xml · derivative · entry 3

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,603

Underlying: Common Stock · 1,603 shares

Expires not disclosed

F1 · price: On April 4, 2024, the reporting person acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of April 1, 2024, by and among the Issuer and certain institutional investors and members of management, at a purchase price of $16.96 per share, which amount includes $1.25 for the accompanying common stock warrants.

F2 · derivative.expiration_date: The warrant expires on the fifth trading day following the occurrence of the Series B Milestone Event (as defined in the Series B Common Stock Warrant). In the event the Series B Milestone Event has not occurred prior to the fifth anniversary of the issuance date of the warrant, the warrant will automatically terminate on such anniversary date.

Read SEC document
April 04, 2024 Filed Apr 8, 2024 21:30 UTC Surrozen, Inc./DE SRZN · Entity 6092 PurchaseSeries A Common Stock Warrant (right to buy) · Derivative 1,474 Not disclosed Strike: $16.96 Not disclosed
Disclosure

SEC source: 0001593968-24-000563 · primary_01.xml · derivative · entry 2

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,474

Underlying: Common Stock · 1,474 shares

Expires 2029-04-04

F1 · price: On April 4, 2024, the reporting person acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of April 1, 2024, by and among the Issuer and certain institutional investors and members of management, at a purchase price of $16.96 per share, which amount includes $1.25 for the accompanying common stock warrants.

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April 04, 2024 Filed Apr 8, 2024 21:30 UTC Surrozen, Inc./DE SRZN · Entity 6092 PurchaseCommon Stock 1,474 Not disclosed Not disclosed
Disclosure

SEC source: 0001593968-24-000563 · primary_01.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · CFO and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,474

F1 · price: On April 4, 2024, the reporting person acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of April 1, 2024, by and among the Issuer and certain institutional investors and members of management, at a purchase price of $16.96 per share, which amount includes $1.25 for the accompanying common stock warrants.

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December 15, 2023 Filed Dec 19, 2023 02:27 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantCommon Stock 2,085 $5.67 $11,821.95
Disclosure

SEC source: 0001593968-23-001519 · primary_01.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,085

F1 · kind: This reporting person is voluntarily reporting these shares acquired under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · shares: On December 13, 2023, Surrozen, Inc. effected a one-for-fifteen reverse stock split of its outstanding common stock (the "Reverse Stock Split"). All amounts of securities listed herein have been adjusted to reflect the effect of the Reverse Stock Split.

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June 15, 2023 Filed Jun 20, 2023 10:01 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantCommon Stock 25,000 $0.38 $9,500.00
Disclosure

SEC source: 0001593968-23-001019 · primary_01.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,578

F1 · kind: These shares were acquired under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

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February 01, 2023 Filed Feb 2, 2023 21:32 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantOption (right to buy) · Derivative 125,000 $0.00 Strike: $0.70 $0.00
Disclosure

SEC source: 0001593968-23-000265 · primary_01.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,000

Underlying: Common Stock · 125,000 shares

Expires 2033-02-01

F1 · derivative.exercise_date: The shares subject to the options vest and become exercisable in a series of 48 equal monthly installments beginning on 2/1/2023, subject to the reporting person's continued employment through the applicable vesting date.

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December 15, 2022 Filed Dec 19, 2022 23:52 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantCommon Stock 9,578 $0.41 $3,926.98
Disclosure

SEC source: 0001593968-22-001745 · primary_01.xml · nonDerivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,578

F1 · kind: These shares were acquired under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

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October 10, 2022 Filed Oct 13, 2022 10:01 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantOption (right to buy) · Derivative 77,972 Not disclosed Strike: $2.16 Not disclosed
Disclosure

SEC source: 0001593968-22-001521 · primary_01.xml · derivative · entry 8

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,972

Underlying: Common Stock · 77,972 shares

Expires 2030-12-13

F1 · price: The reporting person agreed to cancellation of an option granted to him on 12/14/2020, in exchange for a new option having a lower exercise price.

F2 · derivative.exercise_date: Twenty-five percent of the shares subject to the Stock Option vests on 11/30/2021, and the remainder vests in 36 equal monthly installments thereafter for the following three years.

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October 10, 2022 Filed Oct 13, 2022 10:01 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantOption (right to buy) · Derivative 2,433 Not disclosed Strike: $2.16 Not disclosed
Disclosure

SEC source: 0001593968-22-001521 · primary_01.xml · derivative · entry 7

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,433

Underlying: Common Stock · 2,433 shares

Expires 2031-08-12

F3 · price: The reporting person agreed to cancellation of an option granted to him on 8/12/2021, in exchange for a new option having a lower exercise price.

F4 · derivative.exercise_date: Twenty-five percent of the shares subject to the Stock Option vests on 8/12/2022, and the remainder vests in 36 equal monthly installments thereafter for the following three years.

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October 10, 2022 Filed Oct 13, 2022 10:01 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantOption (right to buy) · Derivative 97,676 Not disclosed Strike: $2.16 Not disclosed
Disclosure

SEC source: 0001593968-22-001521 · primary_01.xml · derivative · entry 6

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,676

Underlying: Common Stock · 97,676 shares

Expires 2030-12-13

F1 · price: The reporting person agreed to cancellation of an option granted to him on 12/14/2020, in exchange for a new option having a lower exercise price.

F2 · derivative.exercise_date: Twenty-five percent of the shares subject to the Stock Option vests on 11/30/2021, and the remainder vests in 36 equal monthly installments thereafter for the following three years.

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October 10, 2022 Filed Oct 13, 2022 10:01 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantOption (right to buy) · Derivative 12,164 Not disclosed Strike: $2.16 Not disclosed
Disclosure

SEC source: 0001593968-22-001521 · primary_01.xml · derivative · entry 5

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,164

Underlying: Common Stock · 12,164 shares

Expires 2031-08-12

F3 · price: The reporting person agreed to cancellation of an option granted to him on 8/12/2021, in exchange for a new option having a lower exercise price.

F4 · derivative.exercise_date: Twenty-five percent of the shares subject to the Stock Option vests on 8/12/2022, and the remainder vests in 36 equal monthly installments thereafter for the following three years.

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October 10, 2022 Filed Oct 13, 2022 10:01 UTC Surrozen, Inc./DE SRZN · Entity 6092 Disposition to issuerOption (right to buy) · Derivative 97,676 Not disclosed Strike: $5.13 Not disclosed
Disclosure

SEC source: 0001593968-22-001521 · primary_01.xml · derivative · entry 4

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 97,676 shares

Expires 2030-12-13

F1 · price: The reporting person agreed to cancellation of an option granted to him on 12/14/2020, in exchange for a new option having a lower exercise price.

F2 · derivative.exercise_date: Twenty-five percent of the shares subject to the Stock Option vests on 11/30/2021, and the remainder vests in 36 equal monthly installments thereafter for the following three years.

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October 10, 2022 Filed Oct 13, 2022 10:01 UTC Surrozen, Inc./DE SRZN · Entity 6092 Disposition to issuerOption (right to buy) · Derivative 12,164 Not disclosed Strike: $10.25 Not disclosed
Disclosure

SEC source: 0001593968-22-001521 · primary_01.xml · derivative · entry 3

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,164 shares

Expires 2031-08-12

F3 · price: The reporting person agreed to cancellation of an option granted to him on 8/12/2021, in exchange for a new option having a lower exercise price.

F4 · derivative.exercise_date: Twenty-five percent of the shares subject to the Stock Option vests on 8/12/2022, and the remainder vests in 36 equal monthly installments thereafter for the following three years.

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October 10, 2022 Filed Oct 13, 2022 10:01 UTC Surrozen, Inc./DE SRZN · Entity 6092 Disposition to issuerOption (right to buy) · Derivative 2,433 Not disclosed Strike: $10.25 Not disclosed
Disclosure

SEC source: 0001593968-22-001521 · primary_01.xml · derivative · entry 2

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,433 shares

Expires 2031-08-12

F3 · price: The reporting person agreed to cancellation of an option granted to him on 8/12/2021, in exchange for a new option having a lower exercise price.

F4 · derivative.exercise_date: Twenty-five percent of the shares subject to the Stock Option vests on 8/12/2022, and the remainder vests in 36 equal monthly installments thereafter for the following three years.

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October 10, 2022 Filed Oct 13, 2022 10:01 UTC Surrozen, Inc./DE SRZN · Entity 6092 Disposition to issuerOption (right to buy) · Derivative 77,972 Not disclosed Strike: $5.13 Not disclosed
Disclosure

SEC source: 0001593968-22-001521 · primary_01.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 77,972 shares

Expires 2030-12-13

F1 · price: The reporting person agreed to cancellation of an option granted to him on 12/14/2020, in exchange for a new option having a lower exercise price.

F2 · derivative.exercise_date: Twenty-five percent of the shares subject to the Stock Option vests on 11/30/2021, and the remainder vests in 36 equal monthly installments thereafter for the following three years.

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March 01, 2022 Filed Mar 4, 2022 01:55 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantOption (right to buy) · Derivative 125,000 $0.00 Strike: $3.11 $0.00
Disclosure

SEC source: 0001593968-22-000637 · primary_01.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,000

Underlying: Surrozen, Inc. Common Stock · 125,000 shares

Expires 2032-03-01

F1 · derivative.exercise_date: The shares subject to the options vest and become exercisable in a series of 48 equal monthly installments beginning on 2/1/2022, subject to the reporting person's continued employment through the applicable vesting date.

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August 12, 2021 Filed Aug 16, 2021 23:58 UTC Surrozen, Inc./DE SRZN · Entity 6092 GrantEmployee Stock Option (right to buy) · Derivative 14,597 $0.00 Strike: $10.25 $0.00
Disclosure

SEC source: 0001209191-21-051718 · doc4.xml · derivative · entry 1

Williams Charles O · CIK 0001325818 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,597

Underlying: Common Stock · 14,597 shares

Expires 2031-08-11

F1 · derivative.exercise_date: Twenty-five percent of the shares subject to the Stock Option vests on the first anniversary of the vesting commencement date, and the remainder vests in 36 equal monthly installments thereafter for the following three years.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.