Insider · CIK 0001227050

MADDOCK ERNEST E

Reports to the SEC for 9 companies · NORTH READING, MA

sec.gov

Transactions

Companies

Filings

CIK

0001227050

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-25	TERTERADYNE, INCJ Other	Director	JOther	+2 sh	—	—	10,269
2026-09-23	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+60 sh	$110.17	+$6,610.2	16,350
2026-06-17	OUSTOuster, Inc.A Award	Director	AAward	+4,725 sh	—	—	88,902
2026-06-17	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+62 sh	$90.91	+$5,636.42	16,290
2026-06-12	TERTERADYNE, INCJ Other	Director	JOther	+2 sh	—	—	10,267
2026-05-22	UCTTUltra Clean Holdings, Inc.A Award	Director	AAward	+2,575 sh	—	—	47,816
2026-05-08	TERTERADYNE, INCA Award	Director	AAward	+668 sh	—	—	10,265
2026-03-18	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+94 sh	$59.96	+$5,636.24	16,228
2026-03-13	TERTERADYNE, INCJ Other	Director	JOther	+2 sh	—	—	9,597
2026-01-02	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+4,078 sh	—	—	16,134
2025-12-17	TERTERADYNE, INCJ Other	Director	JOther	+2 sh	—	—	9,595
2025-12-17	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+87 sh	$48.62	+$4,229.94	12,056
2025-09-29	TERTERADYNE, INCJ Other	Director	JOther	+3 sh	—	—	9,593
2025-09-26	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+80 sh	$51.60	+$4,128	11,969
2025-06-18	OUSTOuster, Inc.A Award	Director	AAward	+13.6K sh	—	—	82,677
2025-06-18	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+76 sh	$51.54	+$3,917.04	11,889
2025-06-18	OUSTOuster, Inc.A Award	Director	AAward	+1,500 sh	—	—	84,177
2025-06-13	TERTERADYNE, INCJ Other	Director	JOther	+6 sh	—	—	9,590
2025-05-21	UCTTUltra Clean Holdings, Inc.A Award	Director	AAward	+8,198 sh	—	—	45,241
2025-05-09	TERTERADYNE, INCA Award	Director	AAward	+2,971 sh	—	—	9,584
2025-03-19	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+78 sh	$49.26	+$3,842.28	11,813
2025-03-14	TERTERADYNE, INCJ Other	Director	JOther	+3 sh	—	—	6,613
2025-03-07	UCTTUltra Clean Holdings, Inc.P Purchase	Director	PPurchase	+10K sh	$24.29	+$243K	11,000
2025-01-02	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+3,442 sh	—	—	11,735
2024-12-18	TERTERADYNE, INCJ Other	Director	JOther	+2 sh	—	—	6,610
2024-12-18	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+51 sh	$53.32	+$2,719.32	8,293
2024-09-27	TERTERADYNE, INCJ Other	Director	JOther	+2 sh	—	—	6,608
2024-09-25	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+52 sh	$52.73	+$2,741.96	8,242
2024-08-16	OUSTOuster, Inc.P Purchase	Director	PPurchase	+8,000 sh	$7.79	+$62.3K	69,119
2024-06-21	OUSTOuster, Inc.A Award	Director	AAward	+15.2K sh	—	—	61,119
2024-06-18	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+47 sh	$52.88	+$2,485.36	8,190
2024-06-14	TERTERADYNE, INCJ Other	Director	JOther	+2 sh	—	—	6,606
2024-05-22	UCTTUltra Clean Holdings, Inc.A Award	Director	AAward	+3,647 sh	—	—	38,043
2024-05-09	TERTERADYNE, INCA Award	Director	AAward	+1,876 sh	—	—	6,604
2024-03-20	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+54 sh	$46.62	+$2,517.48	8,143
2024-02-01	TERTERADYNE, INCP Purchase	Director	PPurchase	+1,000 sh	$94.07	+$94.1K	4,728
2024-01-02	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+3,642 sh	—	—	8,089
2023-12-20	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+28 sh	$49.53	+$1,386.84	4,447
2023-11-15	OUSTOuster, Inc.P Purchase	Director	PPurchase	+7,000 sh	$5.29	+$37K	45,924
2023-09-27	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+28 sh	$47.53	+$1,330.84	4,419
2023-08-21	OUSTOuster, Inc.P Purchase	Director	PPurchase	+7,000 sh	$6.02	+$42.1K	38,924
2023-06-21	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+27 sh	$47.69	+$1,287.63	4,391
2023-05-17	UCTTUltra Clean Holdings, Inc.A Award	Director	AAward	+5,296 sh	—	—	34,396
2023-05-12	TERTERADYNE, INCA Award	Director	AAward	+2,530 sh	—	—	3,728
2023-03-15	AVTAVNET INC · Phantom Stock UnitsA Award	Director	AAward	+30 sh	$41.91	+$1,257.3	4,364
2023-02-10	Velodyne Lidar, Inc.Restricted Stock UnitM Exercise/Conversion	Director	MExercise/Conversion	−20.7K sh	—	—	0
2023-02-10	Velodyne Lidar, Inc.D Disposition to Issuer	Director	DDisposition to Issuer	−162K sh	—	—	0
2023-02-10	Velodyne Lidar, Inc.M Exercise/Conversion	Director	MExercise/Conversion	+20.7K sh	—	—	162,126
2023-02-10	OUSTOuster, Inc.A Award	Director	AAward	+186K sh	—	—	319,261
2023-02-10	OUSTOuster, Inc.A Award	Director	AAward	+133K sh	—	—	133,007

Recent filings

Accepted (ET)
Sep 284
MADDOCK ERNEST E0000904454-26-000494
SEC(opens sec.gov)
Sep 254
MADDOCK ERNEST E0000008858-26-000112
SEC(opens sec.gov)
Jun 224
MADDOCK ERNEST E0000008858-26-000058
SEC(opens sec.gov)
Jun 224
MADDOCK ERNEST E0001193125-26-277743
SEC(opens sec.gov)
Jun 164
MADDOCK ERNEST E0000904454-26-000358
SEC(opens sec.gov)
May 274
MADDOCK ERNEST E0000950103-26-007856
SEC(opens sec.gov)
May 124
MADDOCK ERNEST E0000904454-26-000264
SEC(opens sec.gov)
Mar 194
MADDOCK ERNEST E0000008858-26-000035
SEC(opens sec.gov)
Mar 174
MADDOCK ERNEST E0000904454-26-000188
SEC(opens sec.gov)
Jan 54
MADDOCK ERNEST E0000008858-26-000007
SEC(opens sec.gov)
Dec 194
MADDOCK ERNEST E0000904454-25-000636
SEC(opens sec.gov)
Dec 184
MADDOCK ERNEST E0000008858-25-000075
SEC(opens sec.gov)
Oct 14
MADDOCK ERNEST E0000904454-25-000470
SEC(opens sec.gov)
Sep 294
MADDOCK ERNEST E0000008858-25-000052
SEC(opens sec.gov)
Jun 204
MADDOCK ERNEST E0000950170-25-088515
SEC(opens sec.gov)
Jun 204
MADDOCK ERNEST E0001127602-25-017867
SEC(opens sec.gov)
Jun 174
MADDOCK ERNEST E0000904454-25-000322
SEC(opens sec.gov)
May 234
MADDOCK ERNEST E0000950103-25-006397
SEC(opens sec.gov)
May 134
MADDOCK ERNEST E0000904454-25-000259
SEC(opens sec.gov)

Companies

Address

TERADYNE, INC. 600 RIVERPARK DRIVE

NORTH READING, MA, 01864