QUODD

Insider Transactions last 24 months for Willdan Group, Inc. - NSDQ: WLDN

Transactions
All	Buy	Sell	Option Exercise

Filer's Name	Relationship/ Title	Trans. Date	Trans. Type	Ownership Type	Security Type	Shares	Price	Trans. Value	Total Shares Owned
Mcginn Dennis V	Director	09/18/2025	DS	Direct	COM	7,298	$106.32	$775,923.36	11,330
Chen Micah	EXECUTIVE VP & GENERAL COUNSEL	09/18/2025	DS	Direct	COM	10,000	$106.00	$1,060,000.00	40,423
Chen Micah	EXECUTIVE VP & GENERAL COUNSEL	09/18/2025	AM	Direct	COM	10,000	$32.79	$327,900.00	50,423
Brisbin Thomas Donald	Director	08/25/2025	DS	Direct	COM	5,182	$118.15	$612,253.30	70,696
Brisbin Thomas Donald	Director	08/25/2025	AM	Direct	COM	5,182	$16.27	$84,311.14	75,878
Brisbin Thomas Donald	Director	08/22/2025	DS	Direct	COM	27,492	$110.84	$3,047,213.28	70,696
Brisbin Thomas Donald	Director	08/22/2025	DS	Direct	COM	33,096	$109.39	$3,620,371.44	98,188
Brisbin Thomas Donald	Director	08/22/2025	DS	Direct	COM	24,988	$108.90	$2,721,193.20	131,284
Brisbin Thomas Donald	Director	08/22/2025	DS	Direct	COM	8,974	$107.65	$966,051.10	156,272
Brisbin Thomas Donald	Director	08/22/2025	DS	Direct	COM	7,520	$106.68	$802,233.60	165,246
Brisbin Thomas Donald	Director	08/22/2025	DS	Direct	COM	4,910	$105.36	$517,317.60	172,766
Brisbin Thomas Donald	Director	08/22/2025	DS	Direct	COM	10,615	$104.58	$1,110,116.70	177,676
Brisbin Thomas Donald	Director	08/21/2025	DS	Direct	COM	100	$106.34	$10,634.00	188,291
Brisbin Thomas Donald	Director	08/21/2025	DS	Direct	COM	33,380	$105.91	$3,535,275.80	188,391
Brisbin Thomas Donald	Director	08/21/2025	DS	Direct	COM	33,950	$104.66	$3,553,207.00	221,771
Brisbin Thomas Donald	Director	08/21/2025	DS	Direct	COM	33,464	$103.95	$3,478,582.80	255,721
Brisbin Thomas Donald	Director	08/21/2025	DS	Direct	COM	17,106	$103.01	$1,762,089.06	289,185
Brisbin Thomas Donald	Director	08/21/2025	DS	Direct	COM	7,000	$101.87	$713,090.00	306,291
Brisbin Thomas Donald	Director	08/20/2025	DS	Direct	COM	7,405	$104.19	$771,526.95	313,291
Chen Micah	EXECUTIVE VP & GENERAL COUNSEL	08/18/2025	DF	Direct	COM	1,197	$109.53	$131,107.41	40,423
Chen Micah	EXECUTIVE VP & GENERAL COUNSEL	08/18/2025	AA	Direct	COM	2,732	$0.00	$0.00	41,620
Bieber Michael A	PRESIDENT AND CEO	08/18/2025	DF	Direct	COM	6,788	$109.53	$743,489.64	207,542
Bieber Michael A	PRESIDENT AND CEO	08/18/2025	AA	Direct	COM	12,963	$0.00	$0.00	214,330
Early Creighton K	EXECUTIVE VP AND CFO	08/18/2025	DF	Direct	COM	1,470	$109.53	$161,009.10	73,681
Early Creighton K	EXECUTIVE VP AND CFO	08/18/2025	AA	Direct	COM	2,732	$0.00	$0.00	75,151

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Transaction Type Key First letter: A = Acquired, D = Disposed Second letter: A = Grant, award or other acquisition pursuant to Rule 16b-3(d) C = Conversion of derivative security \| D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) \| E = Expiration of short derivative position \| F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. \| G = Gift \| H = Expiration (or cancellation) of long derivative position with value received \| I = Discretionary transaction in accordance with Rule 16b-3(f) \| J = Other \| L = Small acquisition under Rule 16a-6 \| M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 \| O = Exercise of out-of-the-money derivative security \| P = Open market or private purchase \| S = Open market or private sale \| U = Disposition pursuant to a tender of shares in a change of control transaction \| W = Acquisition or disposition by will or the laws of descent and distribution \| X = Exercise of in-the-money or at-the-money derivative security \| Z = Deposit into or withdrawal from voting trust		Send to Excel

Transaction Type Key
First letter: A = Acquired, D = Disposed
Second letter:
A = Grant, award or other acquisition pursuant to Rule 16b-3(d) C = Conversion of derivative security | D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) | E = Expiration of short derivative position | F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. | G = Gift | H = Expiration (or cancellation) of long derivative position with value received | I = Discretionary transaction in accordance with Rule 16b-3(f) | J = Other | L = Small acquisition under Rule 16a-6 | M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | O = Exercise of out-of-the-money derivative security | P = Open market or private purchase | S = Open market or private sale | U = Disposition pursuant to a tender of shares in a change of control transaction | W = Acquisition or disposition by will or the laws of descent and distribution | X = Exercise of in-the-money or at-the-money derivative security | Z = Deposit into or withdrawal from voting trust

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