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Stafford Ryan K

Disclosed activity across 2 companies

Tapewire entity
40674
SEC CIK
0001384707

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
UFP TECHNOLOGIES INCUFPT · Entity 4409SVP Human ResourcesJune 04, 2026June 08, 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.

UFP TECHNOLOGIES INC

Report date June 04, 2026 · Filed June 08, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common Stock, $.01 Par ValueSEC Table I · non-derivativeDirect1,448 Reported balance After 2026-06-04 transaction · row 1
1 source row

Row 1 · 2026-06-04 · Grant · Acquired 1,448 · Balance 1,448

F1: Represents stock unit awards granted on June 4, 2026, under the Issuer's 2003 Incentive Plan the vesting under which is solely time-based, that are to be settled solely in shares of common stock. The units vest with respect to one-third of the shares on March 1, 2027 and with respect to an additional one-third on each of March 1, 2028 and 2029, so long as the recipient is in the continuous employ of the Issuer through each such respective vesting date.

Filing footnotes · ownership attribution and instrument terms

F1: Represents stock unit awards granted on June 4, 2026, under the Issuer's 2003 Incentive Plan the vesting under which is solely time-based, that are to be settled solely in shares of common stock. The units vest with respect to one-third of the shares on March 1, 2027 and with respect to an additional one-third on each of March 1, 2028 and 2029, so long as the recipient is in the continuous employ of the Issuer through each such 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.

LITTELFUSE INC /DE

Report date April 24, 2026 · Filed April 28, 2026

Section 16 reporting ended · disclosed 2026-04-28. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect27,130 Ending reported balance After 2026-04-27 transaction · row 4
4 source rows · reconciled sequence

Row 1 · 2026-04-24 · Tax withholding · Disposed 7 · Balance 28,595

F1: Closing price per share on the trading date of the vesting of dividend equivalent units or on the next preceding trading date if the vesting occurs on a non-trading date.

Row 2 · 2026-04-24 · Tax withholding · Disposed 611 · Balance 27,984

F2: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Row 3 · 2026-04-25 · Tax withholding · Disposed 455 · Balance 27,529

F2: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Row 4 · 2026-04-27 · Tax withholding · Disposed 399 · Balance 27,130

F2: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Filing footnotes · ownership attribution and instrument terms

F1: Closing price per share on the trading date of the vesting of dividend equivalent units or on the next preceding trading date if the vesting occurs on a non-trading date.

F2: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

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 04, 2026 Filed Jun 8, 2026 23:48 UTC UFP TECHNOLOGIES INC UFPT · Entity 4409 GrantCommon Stock, $.01 Par Value 1,448 $0.00 $0.00
Disclosure

SEC source: 0002084956-26-000046 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · SVP Human Resources

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,448

F1 · shares: Represents stock unit awards granted on June 4, 2026, under the Issuer's 2003 Incentive Plan the vesting under which is solely time-based, that are to be settled solely in shares of common stock. The units vest with respect to one-third of the shares on March 1, 2027 and with respect to an additional one-third on each of March 1, 2028 and 2029, so long as the recipient is in the continuous employ of the Issuer through each such respective vesting date.

Read SEC document
April 27, 2026 Filed Apr 28, 2026 20:50 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 399 $403.02 $160,804.98
Disclosure

SEC source: 0001384707-26-000006 · wk-form4_1777409415.xml · nonDerivative · entry 4

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,130

F2 · price: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Read SEC document
April 25, 2026 Filed Apr 28, 2026 20:50 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 455 $407.14 $185,248.70
Disclosure

SEC source: 0001384707-26-000006 · wk-form4_1777409415.xml · nonDerivative · entry 3

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,529

F2 · price: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Read SEC document
April 24, 2026 Filed Apr 28, 2026 20:50 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 611 $407.14 $248,762.54
Disclosure

SEC source: 0001384707-26-000006 · wk-form4_1777409415.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,984

F2 · price: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Read SEC document
April 24, 2026 Filed Apr 28, 2026 20:50 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 7 $407.14 $2,849.98
Disclosure

SEC source: 0001384707-26-000006 · wk-form4_1777409415.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,595

F1 · price: Closing price per share on the trading date of the vesting of dividend equivalent units or on the next preceding trading date if the vesting occurs on a non-trading date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:41 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantCommon Stock 11 $323.58 $3,559.38
Disclosure

SEC source: 0001384707-26-000004 · wk-form4_1773088881.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,602

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

Read SEC document
February 02, 2026 Filed Feb 4, 2026 21:44 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Exercise / conversionStock Option (right to buy) · Derivative 16,839 $0.00 Strike: $132.08 $0.00
Disclosure

SEC source: 0001384707-26-000002 · wk-form4_1770241454.xml · derivative · entry 5

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,839 shares

Expires 2027-04-23

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.

F4 · derivative.exercise_date: The option for 16,839 shares vested in increments of one third annually beginning on the first anniversary of the April 23, 2020 date of grant.

Read SEC document
February 02, 2026 Filed Feb 4, 2026 21:44 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 16,107 $325.19 $5,237,835.33
Disclosure

SEC source: 0001384707-26-000002 · wk-form4_1770241454.xml · nonDerivative · entry 4

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,591

F3 · price: The shares were sold in multiple transactions at prices ranging from $325.00 to $325.99, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Read SEC document
February 02, 2026 Filed Feb 4, 2026 21:44 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 623 $326.45 $203,378.35
Disclosure

SEC source: 0001384707-26-000002 · wk-form4_1770241454.xml · nonDerivative · entry 3

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,698

F2 · price: The shares were sold in multiple transactions at prices ranging from $326.06 to $326.93, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Read SEC document
February 02, 2026 Filed Feb 4, 2026 21:44 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 109 $327.15 $35,659.35
Disclosure

SEC source: 0001384707-26-000002 · wk-form4_1770241454.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,321

F1 · price: The shares were sold in multiple transactions at prices ranging from $327.01 to $327.55, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Read SEC document
February 02, 2026 Filed Feb 4, 2026 21:44 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Exercise / conversionCommon Stock 16,839 $132.08 $2,224,095.12
Disclosure

SEC source: 0001384707-26-000002 · wk-form4_1770241454.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,430

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.

Read SEC document
December 11, 2025 Filed Dec 15, 2025 21:19 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 2,162 $268.31 $580,086.22
Disclosure

SEC source: 0000889331-25-000223 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,591

F1 · price: The shares were sold in multiple transactions at prices ranging from $267.92 to $268.65, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Read SEC document
December 05, 2025 Filed Dec 8, 2025 22:03 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantCommon Stock 13 $258.99 $3,366.87
Disclosure

SEC source: 0000889331-25-000202 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,753

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

Read SEC document
September 05, 2025 Filed Sep 8, 2025 20:31 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantCommon Stock 13 $259.58 $3,374.54
Disclosure

SEC source: 0000889331-25-000181 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,740

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

Read SEC document
August 25, 2025 Filed Aug 27, 2025 00:44 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Exercise / conversionStock Option (right to buy) · Derivative 10,206 $0.00 Strike: $199.24 $0.00
Disclosure

SEC source: 0000889331-25-000166 · form4.xml · derivative · entry 5

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,206 shares

Expires 2026-04-26

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_date: The option for 10,206 shares vested in increments of one third annually beginning on the first anniversary of the April 26, 2019 date of grant.

Read SEC document
August 25, 2025 Filed Aug 27, 2025 00:44 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 500 $262.60 $131,300.00
Disclosure

SEC source: 0000889331-25-000166 · form4.xml · nonDerivative · entry 4

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,727

F4 · price: The shares were sold in multiple transactions at prices ranging from $262.22 to $262.68, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Read SEC document
August 25, 2025 Filed Aug 27, 2025 00:44 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 4,783 $261.72 $1,251,806.76
Disclosure

SEC source: 0000889331-25-000166 · form4.xml · nonDerivative · entry 3

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,227

F3 · price: The shares were sold in multiple transactions at prices ranging from $261.20 to $262.13, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Read SEC document
August 25, 2025 Filed Aug 27, 2025 00:44 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 4,923 $260.84 $1,284,115.32
Disclosure

SEC source: 0000889331-25-000166 · form4.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,010

F2 · price: The shares were sold in multiple transactions at prices ranging from $260.17 to $261.16, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Read SEC document
August 25, 2025 Filed Aug 27, 2025 00:44 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Exercise / conversionCommon Stock 10,206 $199.24 $2,033,443.44
Disclosure

SEC source: 0000889331-25-000166 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,933

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.

Read SEC document
June 05, 2025 Filed Jun 9, 2025 18:57 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantCommon Stock 15 $214.18 $3,212.70
Disclosure

SEC source: 0000889331-25-000140 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,727

F1 · shares: Represents shares accrued as payment of dividends on unvested restricted stock units.

Read SEC document
April 28, 2025 Filed Apr 29, 2025 21:02 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 284 $179.04 $50,847.36
Disclosure

SEC source: 0000889331-25-000090 · form4.xml · nonDerivative · entry 3

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,712

F1 · price: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Read SEC document
April 27, 2025 Filed Apr 29, 2025 21:02 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 297 $176.06 $52,289.82
Disclosure

SEC source: 0000889331-25-000090 · form4.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,996

F1 · price: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Read SEC document
April 25, 2025 Filed Apr 29, 2025 21:02 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 339 $176.06 $59,684.34
Disclosure

SEC source: 0000889331-25-000090 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,293

F1 · price: Closing price per share on the trading date of the vesting of restricted stock units or on the next preceding trading date if the vesting occurs on a non-trading date.

Read SEC document
April 24, 2025 Filed Apr 28, 2025 18:31 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantCommon Stock 4,661 $0.00 $0.00
Disclosure

SEC source: 0000889331-25-000050 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · Executive VP, CLO & Corp Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,632

F1 · shares: Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant.

Read SEC document
January 23, 2025 Filed Jan 27, 2025 15:51 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantCommon Stock 2,534 $0.00 $0.00
Disclosure

SEC source: 0000889331-25-000006 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,971

F1 · shares: Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended. The grant vests in full on the third anniversary of the date of grant.

Read SEC document
May 08, 2024 Filed May 9, 2024 14:08 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 2,219 $256.33 $568,796.27
Disclosure

SEC source: 0000889331-24-000133 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,437

F1 · price: The shares were sold in multiple transactions at prices ranging from $255.80 to $256.74, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Read SEC document
April 28, 2024 Filed Apr 29, 2024 18:43 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 337 $231.64 $78,062.68
Disclosure

SEC source: 0000889331-24-000108 · form4.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,656

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

Read SEC document
April 27, 2024 Filed Apr 29, 2024 18:43 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 297 $231.64 $68,797.08
Disclosure

SEC source: 0000889331-24-000108 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,993

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

Read SEC document
April 25, 2024 Filed Apr 29, 2024 13:46 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantStock Option (right to buy) · Derivative 10,226 $0.00 Strike: $230.39 $0.00
Disclosure

SEC source: 0000889331-24-000070 · form4.xml · derivative · entry 2

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,226

Underlying: Common Stock · 10,226 shares

Expires 2031-04-25

F2 · derivative.exercise_date: The option vests in increments of one-third annually beginning on the first anniversary of the date of grant.

Read SEC document
April 25, 2024 Filed Apr 29, 2024 13:46 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantCommon Stock 3,473 $0.00 $0.00
Disclosure

SEC source: 0000889331-24-000070 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,290

F1 · shares: Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant.

Read SEC document
April 22, 2024 Filed Apr 23, 2024 21:46 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 338 $228.84 $77,347.92
Disclosure

SEC source: 0000889331-24-000051 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,817

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

Read SEC document
February 08, 2024 Filed Feb 9, 2024 14:34 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 838 $246.24 $206,349.12
Disclosure

SEC source: 0000889331-24-000021 · form4.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,155

F2 · price: The shares were sold in multiple transactions at prices ranging from $242.21 to $243.03, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Read SEC document
February 08, 2024 Filed Feb 9, 2024 14:34 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 1,094 $241.61 $264,321.34
Disclosure

SEC source: 0000889331-24-000021 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,993

F1 · price: The shares were sold in multiple transactions at prices ranging from $241.18 to $242.05, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Read SEC document
April 28, 2023 Filed May 1, 2023 21:17 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 429 $242.24 $103,920.96
Disclosure

SEC source: 0000889331-23-000088 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,087

F1 · price: Closing price per share on date of vesting of restricted stock units.

Read SEC document
April 27, 2023 Filed May 1, 2023 14:25 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantStock Option (right to buy) · Derivative 9,329 $0.00 Strike: $240.76 $0.00
Disclosure

SEC source: 0000889331-23-000044 · form4.xml · derivative · entry 2

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,329

Underlying: Common Stock · 9,329 shares

Expires 2030-04-27

F2 · derivative.exercise_date: The option vests in increments of one-third annually beginning on the first anniversary of the date of grant.

Read SEC document
April 27, 2023 Filed May 1, 2023 14:25 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantCommon Stock 3,039 $0.00 $0.00
Disclosure

SEC source: 0000889331-23-000044 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,516

F1 · shares: Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant.

Read SEC document
April 22, 2023 Filed Apr 25, 2023 20:13 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 354 $245.70 $86,977.80
Disclosure

SEC source: 0000889331-23-000022 · form4.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,177

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

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April 28, 2022 Filed May 2, 2022 17:17 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantStock Option (right to buy) · Derivative 9,506 $0.00 Strike: $231.64 $0.00
Disclosure

SEC source: 0001567619-22-009250 · doc1.xml · derivative · entry 2

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,506

Underlying: Common Stock · 9,506 shares

Expires 2029-04-28

F2 · derivative.exercise_date: The option vests in increments of one-third annually beginning on the first anniversary of the date of grant.

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April 28, 2022 Filed May 2, 2022 17:17 UTC LITTELFUSE INC /DE LFUS · Entity 3514 GrantCommon Stock 2,907 $0.00 $0.00
Disclosure

SEC source: 0001567619-22-009250 · doc1.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,531

F1 · shares: Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant.

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April 26, 2022 Filed Apr 28, 2022 17:06 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 443 $224.38 $99,400.34
Disclosure

SEC source: 0001567619-22-009101 · doc1.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,624

F1 · price: Closing price per share on date of vesting of restricted stock unit.

F2 · balance_after: Due to an administrative error, the number of securities beneficially owned following the reporting person's transaction on April 23, 2022 were incorrectly reported as 20,067 shares instead of 22,067 shares on a Form 4 filed on April 26, 2022. This column reflects the corrected balance.

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April 23, 2022 Filed Apr 26, 2022 21:25 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 700 $231.51 $162,057.00
Disclosure

SEC source: 0001567619-22-008972 · doc1.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,067

F2 · price: Closing price per share on the preceding trading date of the vesting of restricted stock units.

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April 23, 2022 Filed Apr 25, 2023 20:13 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 700 $245.70 $171,990.00
Disclosure

SEC source: 0000889331-23-000022 · form4.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,477

F1 · price: Closing price per share on the trading date preceding the vesting of restricted stock units.

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April 22, 2022 Filed Apr 26, 2022 21:25 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Tax withholdingCommon Stock 380 $231.51 $87,973.80
Disclosure

SEC source: 0001567619-22-008972 · doc1.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,767

F1 · price: Closing price per share on date of vesting of restricted stock unit.

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November 17, 2021 Filed Nov 18, 2021 16:06 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Exercise / conversionStock Option (right to buy) · Derivative 1,601 $0.00 Strike: $192.59 $0.00
Disclosure

SEC source: 0001567619-21-020700 · doc1.xml · derivative · entry 3

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,601 shares

Expires 2025-04-27

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_date: The option for 9,092 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2018 date of grant.

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November 17, 2021 Filed Nov 18, 2021 16:06 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 1,601 $329.00 $526,729.00
Disclosure

SEC source: 0001567619-21-020700 · doc1.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,147

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November 17, 2021 Filed Nov 18, 2021 16:06 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Exercise / conversionCommon Stock 1,601 $192.59 $308,336.59
Disclosure

SEC source: 0001567619-21-020700 · doc1.xml · nonDerivative · entry 1

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,748

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.

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November 12, 2021 Filed Nov 15, 2021 14:51 UTC LITTELFUSE INC /DE LFUS · Entity 3514 Exercise / conversionStock Option (right to buy) · Derivative 7,491 $0.00 Strike: $192.59 $0.00
Disclosure

SEC source: 0001567619-21-020157 · doc1.xml · derivative · entry 5

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,601

Underlying: Common Stock · 7,491 shares

Expires 2025-04-27

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.

F4 · derivative.exercise_date: The option for 9,092 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2018 date of grant.

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November 12, 2021 Filed Nov 15, 2021 14:51 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 1,400 $330.32 $462,448.00
Disclosure

SEC source: 0001567619-21-020157 · doc1.xml · nonDerivative · entry 4

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,147

F3 · price: The shares were sold in multiple transactions at prices ranging from $330.18 to $330.50, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

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November 12, 2021 Filed Nov 15, 2021 14:51 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 3,521 $329.48 $1,160,099.08
Disclosure

SEC source: 0001567619-21-020157 · doc1.xml · nonDerivative · entry 3

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,547

F2 · price: The shares were sold in multiple transactions at prices ranging from $329.06 to $330.00, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

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November 12, 2021 Filed Nov 15, 2021 14:51 UTC LITTELFUSE INC /DE LFUS · Entity 3514 SaleCommon Stock 2,570 $328.44 $844,090.80
Disclosure

SEC source: 0001567619-21-020157 · doc1.xml · nonDerivative · entry 2

Stafford Ryan K · CIK 0001384707 · EVP, CLO & Corp Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,068

F1 · price: The shares were sold in multiple transactions at prices ranging from $328.00 to $328.98, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

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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.