Muller Luis A

SEC source: 0001437749-26-032080 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 822,927

F1 · date: Adoption date of referenced 10b5-1(c) plan is: 05/28/2026

F2 · price: The shares with respect to this transaction were sold at an exact execution price of $73.00.

F3 · balance_after: Number of shares includes 508,101 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued service through the vesting dates and achievement of specified performance goals).

SEC source: 0001437749-26-031264 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 844,589

F1 · date: Adoption date of referenced 10b5-1(c) plan is: 05/28/2026

F2 · price: The shares with respect to this transaction were sold at an exact execution price of $65.00.

F3 · balance_after: Number of shares includes 508,101 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued service through the vesting dates and achievement of specified performance goals).

SEC source: 0001437749-26-030851 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 871,825

F1 · date: Adoption date of referenced 10b5-1(c) plan is: 05-28-2026

F2 · price: The shares with respect to this transaction were sold at an exact execution price of $60.00.

F3 · balance_after: Number of shares includes 508,101 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued service through the vesting dates and achievement of specified performance goals).

SEC source: 0001509513-26-000002 · wk-form4_1781039550.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,389

F2 · shares: On June 5, 2026, the Issuer granted to the Reporting Person restricted stock units ("Deferral RSUs") of the Issuer in the amount indicated, based on the 20-trading-day average closing market price of the Issuer's common stock prior to the grant date of June 5, 2026, pursuant to a deferral election made by the Reporting Person of $100,000 in annual retainer that would otherwise have been paid in cash. The Deferral RSUs vest on the earlier of the first anniversary of the grant date or the date of and immediately prior to the Issuer's 2027 annual meeting of stockholders, but the underlying shares will not be issued until the earlier of the Reporting Person's death or the first anniversary of the Reporting Person's retirement from the Board of Directors of the Issuer.

SEC source: 0001509513-26-000002 · wk-form4_1781039550.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,691

F1 · shares: On June 5, 2026, the Issuer granted to the Reporting Person restricted stock units ("Annual Grant RSUs") of the Issuer in the amount indicated. The Annual Grant RSUs vest on the earlier of the first anniversary of the grant date or the date of and immediately prior to the Issuer's 2027 annual meeting of stockholders, but the underlying shares will not be issued until the earlier of the Reporting Person's death or the first anniversary of the Reporting Person's retirement from the Board of Directors of the Issuer.

SEC source: 0001437749-26-018399 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 927,619

F1 · price: The shares with respect to this transaction were sold in multiple trades at prices ranging from $46.14 to $47.08; the price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number shares sold at each separate price.

F2 · balance_after: Number of shares includes 508,101 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued service through the vesting dates and achievement of specified performance goals).

SEC source: 0001437749-26-008715 · rdgdoc.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 972,773

F2 · shares: Represents shares that were previously reported that have been forfeited as specified performance goals were not fully achieved.

F3 · balance_after: Number of shares includes 508,101 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued service through the vesting dates and achievement of specified performance goals).

SEC source: 0001437749-26-008715 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,038,779

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

SEC source: 0001437749-26-008157 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,052,050

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F2 · balance_after: Number of shares includes 598,819 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued service through the vesting dates and achievement of specified performance goals).

SEC source: 0001437749-26-008035 · rdgdoc.xml · nonDerivative · entry 3

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,060,901

F3 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F4 · balance_after: Number of shares includes 615,300 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued service through the vesting dates and achievement of specified performance goals).

SEC source: 0001437749-26-008035 · rdgdoc.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,078,277

F2 · shares: Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Cohu, Inc. Common Stock upon vesting. The RSUs vest in four equal annual installments beginning with the anniversary of the date of grant (assuming continued service through the vesting dates).

SEC source: 0001437749-26-008035 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 980,206

F1 · shares: Represents Performance Stock Units (also referred to as RSUs) that will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock upon vesting. These performance stock units will be earned only after the certification of achievement of specified performance goals (total shareholder return). Provided such goals are achieved and subject to continued service through the vesting date, performance is scheduled and measured in full on the third anniversary of the date of grant. The number of shares shown is the target award level. The actual number of shares that may vest ranges from 0% to 200% of the target amount, depending on achievement of specified performance goals.

SEC source: 0001193125-26-027448 · ownership.xml · derivative · entry 1

Muller Luis A · CIK 0001509513 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37

Underlying: Common Shares · 37 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted share unit ("RSU") represents a contingent right to receive one common share or an equivalent value in cash.

F2 · derivative.exercise_date: On January 28, 2026, the reporting person was granted 37 RSUs, which vest upon the reporting person's retirement on January 28, 2026.

F2 · derivative.expiration_date: On January 28, 2026, the reporting person was granted 37 RSUs, which vest upon the reporting person's retirement on January 28, 2026.

SEC source: 0001193125-26-002468 · ownership.xml · derivative · entry 1

Muller Luis A · CIK 0001509513 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,116

Underlying: Common Shares · 267 shares

Expires not disclosed

F1 · derivative.exercise_price: Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

F1 · derivative.exercise_date: Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

F1 · derivative.expiration_date: Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

SEC source: 0001193125-25-227170 · ownership.xml · derivative · entry 1

Muller Luis A · CIK 0001509513 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 849

Underlying: Common Shares · 325 shares

Expires not disclosed

F1 · derivative.exercise_price: Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

F1 · derivative.exercise_date: Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

F1 · derivative.expiration_date: Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

SEC source: 0000950170-25-092244 · ownership.xml · derivative · entry 1

Muller Luis A · CIK 0001509513 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 524

Underlying: Common Shares · 524 shares

Expires not disclosed

F1 · derivative.exercise_price: Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

F1 · derivative.exercise_date: Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

F1 · derivative.expiration_date: Each director share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to serve the Issuer as any of a director, consultant or other service provider.

SEC source: 0002041385-25-000024 · wk-form4_1751489272.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,466

F2 · shares: On June 30, 2025, the Issuer granted to the Reporting Person restricted stock units ("Deferral RSUs") of the Issuer in the amount indicated, based on the closing market price of the Issuer's common stock on June 30, 2025, pursuant to a deferral election made by the Reporting Person of $100,000 in annual retainer that would otherwise have been paid in cash. The Deferral RSUs vest on the earlier of the first anniversary of the grant date or the date of and immediately prior to the Issuer's 2026 annual meeting of the stockholders, but the underlying shares will not be issued until the earlier of the Reporting Person's death or the first anniversary of the Reporting Person's retirement from the Board of Directors of the Issuer.

SEC source: 0002041385-25-000024 · wk-form4_1751489272.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,403

F1 · shares: On June 30, 2025, the Issuer granted to the Reporting Person restricted stock units ("Annual Grant RSUs") of the Issuer in the amount indicated. The Annual Grant RSUs vest on the earlier of the first anniversary of the grant date or the date of and immediately prior to the Issuer's 2026 annual meeting of the stockholders, but the underlying shares will not be issued until the earlier of the Reporting Person's death or the first anniversary of the Reporting Person's retirement from the Board of Directors of the Issuer.

SEC source: 0000950170-25-049416 · ownership.xml · derivative · entry 1

Muller Luis A · CIK 0001509513 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,539

Underlying: Common Shares · 976 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to be (a) a director of the Issuer or (b) an employee of the Issuer.

F1 · derivative.exercise_date: Each deferred share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to be (a) a director of the Issuer or (b) an employee of the Issuer.

F1 · derivative.expiration_date: Each deferred share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to be (a) a director of the Issuer or (b) an employee of the Issuer.

SEC source: 0001437749-25-008173 · rdgdoc.xml · nonDerivative · entry 3

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 882,135

F3 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F4 · balance_after: Number of shares includes 451,514 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001437749-25-008173 · rdgdoc.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 885,968

F2 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

SEC source: 0001437749-25-008173 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 911,062

F1 · shares: Represents shares that were previously reported that have been forfeited as specified performance goals were not fully achieved.

SEC source: 0001437749-25-007593 · rdgdoc.xml · nonDerivative · entry 3

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 943,804

F3 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F4 · balance_after: Number of shares includes 538,221 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001437749-25-007593 · rdgdoc.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 952,750

F2 · shares: Represents Performance Stock Units (also referred to as RSUs) that will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock upon vesting. These performance stock units will vest only after the achievement of specified performance goals (total shareholder return). Provided such goals are achieved and subject to continued employment through the vesting date, vesting is scheduled to occur in full on the third anniversary of the date of the grant (March 11, 2028). The number of shares shown is the target award level. The actual number of shares that may vest ranges from 0% to 200% of the target amount, depending on achievement of specified performance goals.

SEC source: 0001437749-25-007593 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 807,149

F1 · shares: Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Cohu, Inc. Common Stock upon vesting. The RSUs vest in three equal annual installments beginning March 11, 2026 (assuming continued employment).

SEC source: 0000950170-25-000451 · ownership.xml · derivative · entry 1

Muller Luis A · CIK 0001509513 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,563

Underlying: Common Shares · 771 shares

Expires not disclosed

F1 · derivative.exercise_price: Each deferred share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to be (a) a director of the Issuer or (b) an employee of the Issuer.

F1 · derivative.exercise_date: Each deferred share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to be (a) a director of the Issuer or (b) an employee of the Issuer.

F1 · derivative.expiration_date: Each deferred share unit represents a contingent right to receive one common share or an equivalent value in cash at the Issuer's discretion when the holder ceases to be (a) a director of the Issuer or (b) an employee of the Issuer.

SEC source: 0001437749-24-008369 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 710,082

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F2 · balance_after: Number of shares includes 312,034 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001437749-24-008244 · rdgdoc.xml · nonDerivative · entry 3

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 720,877

F3 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in transactions exempt under Rule 16(b)-3.

F4 · balance_after: Number of shares includes 332,210 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001437749-24-008244 · rdgdoc.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 738,109

F2 · shares: Represents shares that were previously reported that have been forfeited as specified performance goals were not fully achieved.

SEC source: 0001437749-24-008244 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 741,656

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in transactions exempt under Rule 16(b)-3.

SEC source: 0001437749-24-007708 · rdgdoc.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 754,878

F2 · shares: Represents Performance Stock Units (also referred to as RSUs) that will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock upon vesting. These performance stock units will vest only after the achievement of specified performance goals (total shareholder return). Provided such goals are achieved and subject to continued employment through the vesting date, vesting is scheduled to occur in full on the third anniversary of the date of the grant (March 12, 2027). The number of shares shown is the target award level. The actual number of shares that may vest ranges from 0% to 200% of the target amount, depending on achievement of specified performance goals.

F3 · balance_after: Number of shares includes 392,677 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001437749-24-007708 · rdgdoc.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 680,713

F1 · shares: Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Cohu, Inc. Common Stock upon vesting. The RSUs vest in three equal annual installments beginning March 12, 2025 (assuming continued employment).

SEC source: 0001209191-23-020148 · doc4.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 631,270

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F2 · balance_after: Number of shares includes 269,069 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001209191-23-020148 · doc4.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 638,838

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

SEC source: 0001209191-23-019457 · doc4.xml · nonDerivative · entry 4

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 674,080

F3 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F4 · balance_after: Number of shares includes 384,730 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001209191-23-019457 · doc4.xml · nonDerivative · entry 3

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 677,742

F3 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

SEC source: 0001209191-23-019457 · doc4.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 684,763

F2 · shares: Represents Performance Stock Units (also referred to as RSUs) that will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock upon vesting. These performance stock units will vest only after the achievement of specified performance goals (total shareholder return). Provided such goals are achieved and subject to continued employment through the vesting date, vesting is scheduled to occur in full on the third anniversary of the date of grant (March 14, 2026). The number of shares shown is the target award level. The actual number of shares that may vest ranges from 0% to 200% of the target amount, depending on achievement of specified performance goals.

SEC source: 0001209191-23-019457 · doc4.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 618,757

F1 · shares: Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Cohu, Inc. Common Stock upon vesting. The RSUs vest in four equal annual installments beginning March 14, 2024 (assuming continued employment).

SEC source: 0001209191-22-020417 · doc4.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 574,753

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F2 · balance_after: Number of shares includes 295,582 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001209191-22-020417 · doc4.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 578,565

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

SEC source: 0001209191-22-020145 · doc4.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 631,789

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F2 · balance_after: Number of shares includes 377,171 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001209191-22-019484 · doc4.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 641,793

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F2 · balance_after: Number of shares includes 397,347 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001209191-22-019132 · doc4.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 645,339

F2 · shares: Represents Performance Stock Units (also referred to as RSUs) that will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock upon vesting. These Performance Stock Units will vest only after the achievement of specified performance goals (total shareholder return). Provided such goals are achieved and subject to continued employment through the vesting date, vesting is scheduled to occur in full on the third anniversary of the date of grant (March 14, 2025). The number of shares shown is the target award level. The actual number of shares that may vest ranges from 0% to 200% of the target amount, depending on achievement of specified performance goals.

F3 · balance_after: Number of shares includes 404,498 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001209191-22-019132 · doc4.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 590,495

F1 · shares: Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Cohu, Inc. Common Stock upon vesting. The RSUs vest in four equal annual installments beginning March 14, 2023 (assuming continued employment).

SEC source: 0001209191-21-051476 · doc4.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 535,651

F1 · balance_after: Number of shares includes 294,810 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001209191-21-022642 · doc4.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 532,451

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F2 · balance_after: Number of shares includes 294,810 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001209191-21-022523 · doc4.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 537,099

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F2 · balance_after: Number of shares includes 304,183 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001209191-21-022523 · doc4.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 552,739

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

SEC source: 0001209191-21-022057 · doc4.xml · nonDerivative · entry 1

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 560,067

F1 · shares: Represents shares that were automatically withheld upon vesting of Restricted Stock Units (RSUs) to cover tax obligations in a transaction exempt under Rule 16(b)-3.

F2 · balance_after: Number of shares includes 357,407 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).

SEC source: 0001209191-21-021170 · doc4.xml · nonDerivative · entry 2

Muller Luis A · CIK 0001509513 · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 570,071

F2 · shares: Represents Performance Stock Units (also referred to as RSUs) that will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock upon vesting. These Performance Stock Units will vest only after the achievement of specified performance goals (total shareholder return). Provided such goals are achieved and subject to continued employment through the vesting date, vesting is scheduled to occur in full on the third anniversary of the date of grant (March 15, 2024). The number of shares shown is the target award level. The actual number of shares that may vest ranges from 0% to 200% of the target amount, depending on achievement of specified performance goals.

F3 · balance_after: Number of shares includes 377,584 RSUs (excluding the impact of shares that will be withheld to cover tax obligations) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting dates (assuming continued employment and achievement of specified performance goals).