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person · Reporting owner

SWAIN SANDRA M

Disclosed activity across 2 companies

Tapewire entity
38710
SEC CIK
0001908755

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Immunome Inc.IMNM · Entity 4219DirectorJune 10, 2026June 12, 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.

Immunome Inc.

Report date June 10, 2026 · Filed June 12, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Director Stock Option (right to buy)`SEC Table II · derivative / convertible security · Conversion / exercise price $18.16 · Expires 2036-06-09Direct9,897 Reported balance After 2026-06-10 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2026-06-10 · Grant · Acquired 9,897 · Balance 9,897

F1: The option vests in four equal quarterly installments, commencing from June 10, 2026 until the one-year anniversary thereafter, occurring on the same day of each succeeding fiscal quarter, subject to the Reporting Person's continuous service with the Company on each respective vesting date.

Filing footnotes · ownership attribution and instrument terms

F1: The option vests in four equal quarterly installments, commencing from June 10, 2026 until the one-year anniversary thereafter, occurring on the same day of each succeeding fiscal quarter, subject to the Reporting Person's continuous service with the Company on each respective vesting date.

Past disclosures · reporting ended (1)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

Seagen Inc.

Report date December 14, 2023 · Filed December 15, 2023

Section 16 reporting ended · disclosed 2023-12-15. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect0 Reported balance After 2023-12-14 transaction · row 1
1 source row

Row 1 · 2023-12-14 · Disposition to issuer · Disposed 778 · Balance 0

F1: Reflects the disposition of shares of common stock, par value $0.001 per share ("Common Stock"), of Seagen Inc. ("Issuer"), or of equity awards in respect of such Common Stock, as applicable, in connection with the consummation of the transactions contemplated by the Agreement and Plan of Merger, dated as of March 12, 2023 (the "Merger Agreement"), by and among the Issuer, Pfizer Inc. ("Parent") and Aris Merger Sub, Inc. ("Merger Sub"), a wholly owned subsidiary of Parent, pursuant to which, at 12:01 a.m. EST on December 14, 2023, the effective time of the Merger (the "Effective Time"), Merger Sub merged with and into the Issuer, with the Issuer surviving as a subsidiary of Parent (the "Merger").

F2: Pursuant to the Merger Agreement, at the Effective Time, each issued and outstanding share of Common Stock (other than certain excluded shares described in the Merger Agreement) was cancelled and converted automatically into the right to receive cash in an amount equal to $229.00 per share of Common Stock (the "Merger Consideration").

Stock Options (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $137.96 · Expires 2032-11-09Direct0 Reported balance After 2023-12-14 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2023-12-14 · Disposition to issuer · Disposed 1,763 · Balance 0

F1: Reflects the disposition of shares of common stock, par value $0.001 per share ("Common Stock"), of Seagen Inc. ("Issuer"), or of equity awards in respect of such Common Stock, as applicable, in connection with the consummation of the transactions contemplated by the Agreement and Plan of Merger, dated as of March 12, 2023 (the "Merger Agreement"), by and among the Issuer, Pfizer Inc. ("Parent") and Aris Merger Sub, Inc. ("Merger Sub"), a wholly owned subsidiary of Parent, pursuant to which, at 12:01 a.m. EST on December 14, 2023, the effective time of the Merger (the "Effective Time"), Merger Sub merged with and into the Issuer, with the Issuer surviving as a subsidiary of Parent (the "Merger").

F3: Pursuant to the Merger Agreement, each outstanding option, whether or not then vested, was cancelled in exchange for the right to receive an amount in cash equal to the product of (i) the excess, if any, of the Merger Consideration over the per-share exercise price of such option, multiplied by (ii) the number of shares of Common Stock then subject to such option.

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect0 Reported balance After 2023-12-14 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2023-12-14 · Disposition to issuer · Disposed 2,044 · Balance 0

F4: Pursuant to the Merger Agreement, at the Effective Time, each outstanding restricted stock unit granted after March 12, 2023 that was unvested as of immediately prior to the Effective Time (each, a "Post-Signing Company RSU") was cancelled and converted into the right to receive a Parent cash-based award subject to service-based vesting requirements with respect to an amount in cash equal to the product of (i) the Merger Consideration, multiplied by (ii) the number of shares of Common Stock then subject to such Post-Signing Company RSU.

F1: Reflects the disposition of shares of common stock, par value $0.001 per share ("Common Stock"), of Seagen Inc. ("Issuer"), or of equity awards in respect of such Common Stock, as applicable, in connection with the consummation of the transactions contemplated by the Agreement and Plan of Merger, dated as of March 12, 2023 (the "Merger Agreement"), by and among the Issuer, Pfizer Inc. ("Parent") and Aris Merger Sub, Inc. ("Merger Sub"), a wholly owned subsidiary of Parent, pursuant to which, at 12:01 a.m. EST on December 14, 2023, the effective time of the Merger (the "Effective Time"), Merger Sub merged with and into the Issuer, with the Issuer surviving as a subsidiary of Parent (the "Merger").

Filing footnotes · ownership attribution and instrument terms

F1: Reflects the disposition of shares of common stock, par value $0.001 per share ("Common Stock"), of Seagen Inc. ("Issuer"), or of equity awards in respect of such Common Stock, as applicable, in connection with the consummation of the transactions contemplated by the Agreement and Plan of Merger, dated as of March 12, 2023 (the "Merger Agreement"), by and among the Issuer, Pfizer Inc. ("Parent") and Aris Merger Sub, Inc. ("Merger Sub"), a wholly owned subsidiary of Parent, pursuant to which, at 12:01 a.m. EST on December 14, 2023, the effective time of the Merger (the "Effective Time"), Merger Sub merged with and into the Issuer, with the Issuer surviving as a subsidiary of Parent (the "Merger").

F2: Pursuant to the Merger Agreement, at the Effective Time, each issued and outstanding share of Common Stock (other than certain excluded shares described in the Merger Agreement) was cancelled and converted automatically into the right to receive cash in an amount equal to $229.00 per share of Common Stock (the "Merger Consideration").

F3: Pursuant to the Merger Agreement, each outstanding option, whether or not then vested, was cancelled in exchange for the right to receive an amount in cash equal to the product of (i) the excess, if any, of the Merger Consideration over the per-share exercise price of such option, multiplied by (ii) the number of shares of Common Stock then subject to such option.

F4: Pursuant to the Merger Agreement, at the Effective Time, each outstanding restricted stock unit granted after March 12, 2023 that was unvested as of immediately prior to the Effective Time (each, a "Post-Signing Company RSU") was cancelled and converted into the right to receive a Parent cash-based award subject to service-based vesting requirements with respect to an amount in cash equal to the product of (i) the Merger Consideration, multiplied by (ii) the number of shares of Common Stock then subject to such Post-Signing Company RSU.

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 10, 2026 Filed Jun 12, 2026 21:58 UTC Immunome Inc. IMNM · Entity 4219 GrantDirector Stock Option (right to buy)` · Derivative 9,897 $0.00 Strike: $18.16 $0.00
Disclosure

SEC source: 0001908755-26-000001 · form4-06122026_090629.xml · derivative · entry 1

SWAIN SANDRA M · CIK 0001908755 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,897

Underlying: Common Stock · 9,897 shares

Expires 2036-06-09

F1 · derivative.exercise_date: The option vests in four equal quarterly installments, commencing from June 10, 2026 until the one-year anniversary thereafter, occurring on the same day of each succeeding fiscal quarter, subject to the Reporting Person's continuous service with the Company on each respective vesting date.

Read SEC document
June 10, 2025 Filed Jun 12, 2025 20:50 UTC Immunome Inc. IMNM · Entity 4219 GrantDirector Stock Option (right to buy) · Derivative 18,864 $0.00 Strike: $9.57 $0.00
Disclosure

SEC source: 0001415889-25-016979 · form4-06122025_080620.xml · derivative · entry 1

SWAIN SANDRA M · CIK 0001908755 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,864

Underlying: Common Stock · 18,864 shares

Expires 2035-06-09

F1 · derivative.exercise_date: The option vests in four quarterly installments, commencing from June 10, 2025 until the one-year anniversary thereafter, occurring on the same day of each succeeding fiscal quarter, subject to the Reporting Person's continuous service with the Company on each respective vesting date.

Read SEC document
June 13, 2024 Filed Jun 19, 2024 00:56 UTC Immunome Inc. IMNM · Entity 4219 GrantStock option (right to buy) · Derivative 11,333 $0.00 Strike: $16.04 $0.00
Disclosure

SEC source: 0001415889-24-017522 · form4-06192024_120645.xml · derivative · entry 1

SWAIN SANDRA M · CIK 0001908755 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,333

Underlying: Common Stock · 11,333 shares

Expires 2034-06-12

F1 · derivative.exercise_date: The options vest in 4 quarterly installments, commencing from June 13, 2024 until the one year anniversary thereafter, occurring on the same day of each succeeding fiscal quarter, subject to continued service with the Company on each respective vesting date.

Read SEC document
April 25, 2024 Filed Apr 30, 2024 00:14 UTC Immunome Inc. IMNM · Entity 4219 GrantStock option (right to buy) · Derivative 25,737 $0.00 Strike: $14.26 $0.00
Disclosure

SEC source: 0001415889-24-011716 · form4-04302024_120419.xml · derivative · entry 1

SWAIN SANDRA M · CIK 0001908755 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,737

Underlying: Common Stock · 25,737 shares

Expires 2034-04-24

F1 · derivative.exercise_date: The options vest in 12 quarterly installments over three years, commencing on April 25, 2024, and continuing thereafter on the same day of each succeeding fiscal quarter, subject to continued service with the Company on each respective vesting date.

Read SEC document
December 14, 2023 Filed Dec 15, 2023 18:38 UTC Seagen Inc. SGEN · Entity 13956 Disposition to issuerRestricted Stock Units · Derivative 2,044 Not disclosed Not disclosed
Disclosure

SEC source: 0000950170-23-070879 · ownership.xml · derivative · entry 3

SWAIN SANDRA M · CIK 0001908755 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common stock · 2,044 shares

Expires not disclosed

F4 · derivative.exercise_price: Pursuant to the Merger Agreement, at the Effective Time, each outstanding restricted stock unit granted after March 12, 2023 that was unvested as of immediately prior to the Effective Time (each, a "Post-Signing Company RSU") was cancelled and converted into the right to receive a Parent cash-based award subject to service-based vesting requirements with respect to an amount in cash equal to the product of (i) the Merger Consideration, multiplied by (ii) the number of shares of Common Stock then subject to such Post-Signing Company RSU.

F1 · kind: Reflects the disposition of shares of common stock, par value $0.001 per share ("Common Stock"), of Seagen Inc. ("Issuer"), or of equity awards in respect of such Common Stock, as applicable, in connection with the consummation of the transactions contemplated by the Agreement and Plan of Merger, dated as of March 12, 2023 (the "Merger Agreement"), by and among the Issuer, Pfizer Inc. ("Parent") and Aris Merger Sub, Inc. ("Merger Sub"), a wholly owned subsidiary of Parent, pursuant to which, at 12:01 a.m. EST on December 14, 2023, the effective time of the Merger (the "Effective Time"), Merger Sub merged with and into the Issuer, with the Issuer surviving as a subsidiary of Parent (the "Merger").

F4 · price: Pursuant to the Merger Agreement, at the Effective Time, each outstanding restricted stock unit granted after March 12, 2023 that was unvested as of immediately prior to the Effective Time (each, a "Post-Signing Company RSU") was cancelled and converted into the right to receive a Parent cash-based award subject to service-based vesting requirements with respect to an amount in cash equal to the product of (i) the Merger Consideration, multiplied by (ii) the number of shares of Common Stock then subject to such Post-Signing Company RSU.

F4 · derivative.exercise_date: Pursuant to the Merger Agreement, at the Effective Time, each outstanding restricted stock unit granted after March 12, 2023 that was unvested as of immediately prior to the Effective Time (each, a "Post-Signing Company RSU") was cancelled and converted into the right to receive a Parent cash-based award subject to service-based vesting requirements with respect to an amount in cash equal to the product of (i) the Merger Consideration, multiplied by (ii) the number of shares of Common Stock then subject to such Post-Signing Company RSU.

F4 · derivative.expiration_date: Pursuant to the Merger Agreement, at the Effective Time, each outstanding restricted stock unit granted after March 12, 2023 that was unvested as of immediately prior to the Effective Time (each, a "Post-Signing Company RSU") was cancelled and converted into the right to receive a Parent cash-based award subject to service-based vesting requirements with respect to an amount in cash equal to the product of (i) the Merger Consideration, multiplied by (ii) the number of shares of Common Stock then subject to such Post-Signing Company RSU.

Read SEC document
December 14, 2023 Filed Dec 15, 2023 18:38 UTC Seagen Inc. SGEN · Entity 13956 Disposition to issuerStock Options (Right to Buy) · Derivative 1,763 Not disclosed Strike: $137.96 Not disclosed
Disclosure

SEC source: 0000950170-23-070879 · ownership.xml · derivative · entry 2

SWAIN SANDRA M · CIK 0001908755 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common stock · 1,763 shares

Expires 2032-11-09

F1 · kind: Reflects the disposition of shares of common stock, par value $0.001 per share ("Common Stock"), of Seagen Inc. ("Issuer"), or of equity awards in respect of such Common Stock, as applicable, in connection with the consummation of the transactions contemplated by the Agreement and Plan of Merger, dated as of March 12, 2023 (the "Merger Agreement"), by and among the Issuer, Pfizer Inc. ("Parent") and Aris Merger Sub, Inc. ("Merger Sub"), a wholly owned subsidiary of Parent, pursuant to which, at 12:01 a.m. EST on December 14, 2023, the effective time of the Merger (the "Effective Time"), Merger Sub merged with and into the Issuer, with the Issuer surviving as a subsidiary of Parent (the "Merger").

F3 · price: Pursuant to the Merger Agreement, each outstanding option, whether or not then vested, was cancelled in exchange for the right to receive an amount in cash equal to the product of (i) the excess, if any, of the Merger Consideration over the per-share exercise price of such option, multiplied by (ii) the number of shares of Common Stock then subject to such option.

F3 · derivative.exercise_date: Pursuant to the Merger Agreement, each outstanding option, whether or not then vested, was cancelled in exchange for the right to receive an amount in cash equal to the product of (i) the excess, if any, of the Merger Consideration over the per-share exercise price of such option, multiplied by (ii) the number of shares of Common Stock then subject to such option.

Read SEC document
December 14, 2023 Filed Dec 15, 2023 18:38 UTC Seagen Inc. SGEN · Entity 13956 Disposition to issuerCommon Stock 778 $229.00 $178,162.00
Disclosure

SEC source: 0000950170-23-070879 · ownership.xml · nonDerivative · entry 1

SWAIN SANDRA M · CIK 0001908755 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · kind: Reflects the disposition of shares of common stock, par value $0.001 per share ("Common Stock"), of Seagen Inc. ("Issuer"), or of equity awards in respect of such Common Stock, as applicable, in connection with the consummation of the transactions contemplated by the Agreement and Plan of Merger, dated as of March 12, 2023 (the "Merger Agreement"), by and among the Issuer, Pfizer Inc. ("Parent") and Aris Merger Sub, Inc. ("Merger Sub"), a wholly owned subsidiary of Parent, pursuant to which, at 12:01 a.m. EST on December 14, 2023, the effective time of the Merger (the "Effective Time"), Merger Sub merged with and into the Issuer, with the Issuer surviving as a subsidiary of Parent (the "Merger").

F1 · shares: Reflects the disposition of shares of common stock, par value $0.001 per share ("Common Stock"), of Seagen Inc. ("Issuer"), or of equity awards in respect of such Common Stock, as applicable, in connection with the consummation of the transactions contemplated by the Agreement and Plan of Merger, dated as of March 12, 2023 (the "Merger Agreement"), by and among the Issuer, Pfizer Inc. ("Parent") and Aris Merger Sub, Inc. ("Merger Sub"), a wholly owned subsidiary of Parent, pursuant to which, at 12:01 a.m. EST on December 14, 2023, the effective time of the Merger (the "Effective Time"), Merger Sub merged with and into the Issuer, with the Issuer surviving as a subsidiary of Parent (the "Merger").

F1 · price: Reflects the disposition of shares of common stock, par value $0.001 per share ("Common Stock"), of Seagen Inc. ("Issuer"), or of equity awards in respect of such Common Stock, as applicable, in connection with the consummation of the transactions contemplated by the Agreement and Plan of Merger, dated as of March 12, 2023 (the "Merger Agreement"), by and among the Issuer, Pfizer Inc. ("Parent") and Aris Merger Sub, Inc. ("Merger Sub"), a wholly owned subsidiary of Parent, pursuant to which, at 12:01 a.m. EST on December 14, 2023, the effective time of the Merger (the "Effective Time"), Merger Sub merged with and into the Issuer, with the Issuer surviving as a subsidiary of Parent (the "Merger").

F2 · price: Pursuant to the Merger Agreement, at the Effective Time, each issued and outstanding share of Common Stock (other than certain excluded shares described in the Merger Agreement) was cancelled and converted automatically into the right to receive cash in an amount equal to $229.00 per share of Common Stock (the "Merger Consideration").

Read SEC document
May 31, 2023 Filed Jun 2, 2023 18:19 UTC Seagen Inc. SGEN · Entity 13956 GrantCommon Stock 2,044 $0.00 $0.00
Disclosure

SEC source: 0001203311-23-000058 · edgardoc.xml · nonDerivative · entry 1

SWAIN SANDRA M · CIK 0001908755 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,822

F1 · security: These securities are restricted stock units and will be settled in common stock upon vesting.

F2 · shares: These restricted stock units shall vest in full on May 31, 2024.

F3 · balance_after: Amount of securities beneficially owned following reported transactions includes restricted stock units subject to vesting.

Read SEC document
November 09, 2022 Filed Nov 14, 2022 18:24 UTC Seagen Inc. SGEN · Entity 13956 GrantNon-Qualified Stock Option (Right to Buy) · Derivative 1,763 $0.00 Strike: $137.96 $0.00
Disclosure

SEC source: 0000899243-22-035741 · doc4.xml · derivative · entry 2

SWAIN SANDRA M · CIK 0001908755 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,763

Underlying: Common Stock · 1,763 shares

Expires 2032-11-09

F3 · derivative.exercise_date: Options shall vest in full on November 9, 2023.

Read SEC document
November 09, 2022 Filed Nov 14, 2022 18:24 UTC Seagen Inc. SGEN · Entity 13956 GrantCommon Stock 778 $0.00 $0.00
Disclosure

SEC source: 0000899243-22-035741 · doc4.xml · nonDerivative · entry 1

SWAIN SANDRA M · CIK 0001908755 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 778

F1 · security: These shares represent restricted stock units and will be settled in common stock upon vesting.

F2 · shares: Shares shall vest in full on November 9, 2023.

Read SEC document

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