InsiderTrades

MADDOCK ERNEST E

SEC CIK 1227050 · EDGAR

Buying vs selling by month open-market trades, last 38 months, all 4 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
OUSTOuster, Inc.Dir 88.9K $141.5K — 72023-02-102026-06-17
TERTeradyneDir 10.3K $94.1K — 152022-11-142026-06-12
UCTTUltra Clean Holdings, Inc.Dir 47.8K $242.9K — 62022-05-192026-05-22
AVTAVNET INCDir 5,265 — — 22021-08-252022-01-03

Most active insiders at OUST, 12 months

#InsiderTitleBoughtSold
1 Frichtl MarkCTO —$31.06M
2 Gianella Kenneth P.CFO —$4.46M
3 SPENCER DARIENCOO —$4.15M
4 Pacala Charles AngusPres, CEO, Dir —$3.38M
5 Chung MeganGC, Sec —$1.80M
6 Jacquemet CyrilleChief Revenue Off —$1.37M
7 Heystee SusanDir —$615.8K
8 SKAGGS STEPHEN ADir —$517.7K
9 Tewksbury Ted L IIIDir —$193.0K
10 Boulet VirginiaDir $178.0K—
13 MADDOCK ERNEST EDir ——

Transactions 30

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-06-22 17:35 2026-06-17 OUST Ouster, Inc. MADDOCK ERNEST E Dir A - Grant $0.00 +4,725 88.9K +6% $0
2026-06-16 17:15 2026-06-12 TER Teradyne MADDOCK ERNEST E Dir J - Other $0.00 +2 10.3K +0.0% $0
2026-05-27 21:48 2026-05-22 UCTT Ultra Clean Holdings, Inc. MADDOCK ERNEST E Dir A - Grant $0.00 +2,575 47.8K +6% $0
2026-05-12 17:09 2026-05-08 TER Teradyne MADDOCK ERNEST E Dir A - Grant $0.00 +668 10.3K +7% $0
2026-03-17 2026-03-13 TER Teradyne MADDOCK ERNEST E Dir J - Other $0.00 +2 9,597 +0.0% $0
2025-12-19 2025-12-17 TER Teradyne MADDOCK ERNEST E Dir J - Other $0.00 +2 9,595 +0.0% $0
2025-10-01 2025-09-29 TER Teradyne MADDOCK ERNEST E Dir J - Other $0.00 +3 9,593 +0.0% $0
M 2025-06-20 2025-06-18 OUST Ouster, Inc. MADDOCK ERNEST E Dir A - Grant $0.00 +15.1K 82.7K +22% $0
2025-06-17 2025-06-13 TER Teradyne MADDOCK ERNEST E Dir J - Other $0.00 +6 9,590 +0.1% $0
2025-05-23 2025-05-21 UCTT Ultra Clean Holdings, Inc. MADDOCK ERNEST E Dir A - Grant $0.00 +8,198 45.2K +22% $0
2025-05-13 2025-05-09 TER Teradyne MADDOCK ERNEST E Dir A - Grant $0.00 +2,971 9,584 +45% $0
2025-03-18 2025-03-14 TER Teradyne MADDOCK ERNEST E Dir J - Other $0.00 +3 6,613 +0.0% $0
I 2025-03-11 2025-03-07 UCTT Ultra Clean Holdings, Inc. MADDOCK ERNEST E Dir P - Purchase $24.29 +10.0K 11.0K +1,000% +$242.9K
2024-12-20 2024-12-18 TER Teradyne MADDOCK ERNEST E Dir J - Other $0.00 +2 6,610 +0.0% $0
2024-09-30 2024-09-27 TER Teradyne MADDOCK ERNEST E Dir J - Other $0.00 +2 6,608 +0.0% $0
2024-08-19 2024-08-16 OUST Ouster, Inc. MADDOCK ERNEST E Dir P - Purchase $7.79 +8,000 69.1K +13% +$62.3K
2024-07-09 2024-06-21 OUST Ouster, Inc. MADDOCK ERNEST E Dir A - Grant $0.00 +15.2K 61.1K +33% $0
2024-06-18 2024-06-14 TER Teradyne MADDOCK ERNEST E Dir J - Other $0.00 +2 6,606 +0.0% $0
2024-05-24 2024-05-22 UCTT Ultra Clean Holdings, Inc. MADDOCK ERNEST E Dir A - Grant $0.00 +3,647 38.0K +11% $0
2024-05-13 2024-05-09 TER Teradyne MADDOCK ERNEST E Dir A - Grant $0.00 +1,876 6,604 +40% $0
2024-02-05 2024-02-01 TER Teradyne MADDOCK ERNEST E Dir P - Purchase $94.07 +1,000 4,728 +27% +$94.1K
2023-11-16 2023-11-15 OUST Ouster, Inc. MADDOCK ERNEST E Dir P - Purchase $5.29 +7,000 45.9K +18% +$37.0K
2023-08-22 2023-08-21 OUST Ouster, Inc. MADDOCK ERNEST E Dir P - Purchase $6.02 +7,000 38.9K +22% +$42.1K
2023-05-19 2023-05-17 UCTT Ultra Clean Holdings, Inc. MADDOCK ERNEST E Dir A - Grant $0.00 +5,296 34.4K +18% $0
2023-05-16 2023-05-12 TER Teradyne MADDOCK ERNEST E Dir A - Grant $0.00 +2,530 3,728 +211% $0
M 2023-02-14 2023-02-10 OUST Ouster, Inc. MADDOCK ERNEST E Dir A - Grant $0.00 +319.3K 319.3K New $0
2022-11-16 2022-11-14 TER Teradyne MADDOCK ERNEST E Dir A - Grant $0.00 +1,198 1,198 New $0
2022-05-23 2022-05-19 UCTT Ultra Clean Holdings, Inc. MADDOCK ERNEST E Dir A - Grant $0.00 +3,701 29.1K +15% $0
2022-01-04 2022-01-03 AVT AVNET INC MADDOCK ERNEST E Dir A - Grant $0.00 +3,856 5,265 +274% $0
2021-08-26 2021-08-25 AVT AVNET INC MADDOCK ERNEST E Dir A - Grant $40.12 +1,409 1,409 New +$56.5K

Purchase Sale Sale after option exercise All abbreviations