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person · Reporting owner

Walther Donald E.

Disclosed activity across 3 companies

Tapewire entity
24411
SEC CIK
0001740119

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
COMTECH TELECOMMUNICATIONS CORP /DE/CMTL · Entity 7226Chief Legal OfficerSeptember 30, 2026October 02, 2026
QXO Insulation, LLCBLD · Entity 33962Gen. Counsel, Corporate Sec.February 17, 2020February 19, 2020

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.

COMTECH TELECOMMUNICATIONS CORP /DE/

Report date September 30, 2026 · Filed October 02, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common Stock Par Value $.10 Per ShareSEC Table I · non-derivativeDirect77,015 Ending reported balance After 2026-09-30 transaction · row 2
2 source rows · reconciled sequence

Row 1 · 2026-09-30 · Exercise / conversion · Acquired 15,946 · Balance 82,461

F1: Restricted stock units convert into common stock on a one-for-one basis.

Row 2 · 2026-09-30 · Tax withholding · Disposed 5,446 · Balance 77,015

F2: The 5,446 reflected on this table represents the shares withheld to pay the Reporting Person's federal, state, and Federal Insurance Contributions Act ("FICA") tax.

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect122,854 Reported balance After 2026-09-30 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2026-09-30 · Exercise / conversion · Disposed 15,946 · Balance 122,854

F1: Restricted stock units convert into common stock on a one-for-one basis.

F3: This transaction represents the vesting of 15,946 of the 47,838 restricted stock units issued to the Reporting Person on September 30, 2024.

Filing footnotes · ownership attribution and instrument terms

F1: Restricted stock units convert into common stock on a one-for-one basis.

F2: The 5,446 reflected on this table represents the shares withheld to pay the Reporting Person's federal, state, and Federal Insurance Contributions Act ("FICA") tax.

F3: This transaction represents the vesting of 15,946 of the 47,838 restricted stock units issued to the Reporting Person on September 30, 2024.

QXO Insulation, LLC

Report date February 17, 2020 · Filed February 19, 2020

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Employee Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $118.58 · Expires 2030-02-17Direct5,571 Reported balance After 2020-02-17 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2020-02-17 · Grant · Acquired 5,571 · Balance 5,571

F1: This option becomes exercisable in three equal annual installments, beginning February 15, 2021.

Filing footnotes · ownership attribution and instrument terms

F1: This option becomes exercisable in three equal annual installments, beginning February 15, 2021.

Past disclosures · reporting ended (1)

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

ESTERLINE TECHNOLOGIES CORP

Report date March 14, 2019 · Filed March 18, 2019

Section 16 reporting ended · disclosed 2019-03-18. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Employee Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $74.70 · Expires 2028-05-15Direct0 Reported balance After 2019-03-14 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2019-03-14 · Disposition to issuer · Disposed 11,380 · Balance 0

F1: Pursuant to the terms of the Agreement and Plan of Merger, dated as of October 9, 2018, as amended (the "Merger Agreement"), by and among Esterline Technologies Corporation ("Issuer"), TransDigm Group Incorporated, and Thunderbird Merger Sub, Inc., each option to purchase shares of common stock of the Issuer, whether vested or unvested, was, as of the Effective Time (as defined in the Merger Agreement), cancelled and converted into the right to receive an amount in cash equal to the product obtained by multiplying (a) the amount by which $122.50 exceeds the per-share exercise price of such option, by (b) the total number of shares of Issuer common stock underlying such option.

Restricted Stock UnitsSEC Table II · derivative / convertible security · Conversion / exercise price $0.00Direct0 Reported balance After 2019-03-14 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2019-03-14 · Disposition to issuer · Disposed 5,069 · Balance 0

F2: Pursuant to the Merger Agreement (a) 3,541 restricted stock units, were, as of the Effective Time, cancelled and converted into the right to receive an amount in cash equal to $122.50 for each share of Issuer common stock underlying such restricted stock units and (b) 1,528 restricted stock units were forfeited for no consideration.

Restricted Stock UnitsSEC Table II · derivative / convertible security · Conversion / exercise price $0.00 · Expires 2021-05-15Direct0 Reported balance After 2019-03-14 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2019-03-14 · Disposition to issuer · Disposed 3,935 · Balance 0

F3: Pursuant to the Merger Agreement, each restricted stock unit award, whether vested or unvested, was, as of the Effective Time, cancelled and converted into the right to receive an amount in cash equal to the product obtained by multiplying (a) $122.50, by (b) the total number of shares of Issuer common stock underlying such award.

Filing footnotes · ownership attribution and instrument terms

F1: Pursuant to the terms of the Agreement and Plan of Merger, dated as of October 9, 2018, as amended (the "Merger Agreement"), by and among Esterline Technologies Corporation ("Issuer"), TransDigm Group Incorporated, and Thunderbird Merger Sub, Inc., each option to purchase shares of common stock of the Issuer, whether vested or unvested, was, as of the Effective Time (as defined in the Merger Agreement), cancelled and converted into the right to receive an amount in cash equal to the product obtained by multiplying (a) the amount by which $122.50 exceeds the per-share exercise price of such option, by (b) the total number of shares of Issuer common stock underlying such option.

F2: Pursuant to the Merger Agreement (a) 3,541 restricted stock units, were, as of the Effective Time, cancelled and converted into the right to receive an amount in cash equal to $122.50 for each share of Issuer common stock underlying such restricted stock units and (b) 1,528 restricted stock units were forfeited for no consideration.

F3: Pursuant to the Merger Agreement, each restricted stock unit award, whether vested or unvested, was, as of the Effective Time, cancelled and converted into the right to receive an amount in cash equal to the product obtained by multiplying (a) $122.50, by (b) the total number of shares of Issuer common stock underlying such award.

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
November 14, 2018 Filed Nov 16, 2018 16:29 UTC ESTERLINE TECHNOLOGIES CORP ESL · Entity 159066 GrantRestricted Stock Units · Derivative 5,069 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001225208-18-015617 · doc4.xml · derivative · entry 1

Walther Donald E. · CIK 0001740119 · Executive VP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,069

Underlying: Common Stock · 5,069 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Esterline Technologies Corporation Common Stock.

F2 · derivative.exercise_date: 3,295 restricted stock units vest 100% on the three-year anniversary of the Transaction Date and 1,774 restricted stock units vest in four annual increments of 25% each commencing one year after the Transaction Date.

F2 · derivative.expiration_date: 3,295 restricted stock units vest 100% on the three-year anniversary of the Transaction Date and 1,774 restricted stock units vest in four annual increments of 25% each commencing one year after the Transaction Date.

Read SEC document
May 15, 2018 Filed May 17, 2018 18:07 UTC ESTERLINE TECHNOLOGIES CORP ESL · Entity 159066 GrantRestricted Stock Units · Derivative 3,935 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001225208-18-009523 · doc4.xml · derivative · entry 2

Walther Donald E. · CIK 0001740119 · Executive VP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,935

Underlying: Common Stock · 3,935 shares

Expires 2021-05-15

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Esterline Technologies Corporation Common Stock.

F3 · derivative.exercise_date: The restricted stock units vest 100% on the three-year anniversary of the Transaction Date.

Read SEC document
May 15, 2018 Filed May 17, 2018 18:07 UTC ESTERLINE TECHNOLOGIES CORP ESL · Entity 159066 GrantEmployee Stock Option (Right to Buy) · Derivative 11,380 $0.00 Strike: $74.70 $0.00
Disclosure

SEC source: 0001225208-18-009523 · doc4.xml · derivative · entry 1

Walther Donald E. · CIK 0001740119 · Executive VP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,380

Underlying: Common Stock · 11,380 shares

Expires 2028-05-15

F1 · derivative.exercise_date: This option vests and becomes exercisable in four annual increments of 25% each commencing one year after the Transaction Date.

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.