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CIK 0001899287 · Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company

Amprius Technologies, Inc.

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Ticker
AMPX
Exchange
NYSE
Industry
Miscellaneous Electrical Machinery, Equipment & Supplies
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
981591811
Phone
(800) 425-8803
Business address
1180 PAGE AVENUE, FREMONT, CA, 94538
Former names
Kensington Capital Acquisition Corp. IV

Securities

  • AMPX Amprius Technologies, Inc. Common Stock NYSE
  • AMPX-WT Warrants NYSE
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$1,272,671
in 3 filings

Net −$1,272,671. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Sun Kang −$642K Director sold 5% of stake
  2. Stepien Thomas M −$324K Chief Executive Officer sold 5% of stake
  3. Stefan Constantin Ionel −$307K Chief Technology Officer sold 4% of stake
Date Insider Transaction Shares Price Value Owned after
2023-10-10 Bornstein Jonathan President of Amprius Lab Sale 10b5-1 −70,329 $4.36 $307K 0
2023-10-10 Bornstein Jonathan President of Amprius Lab Option exercise · Stock Option (right to buy) 10b5-1 −70,329 1,963,522
2023-09-20 Bornstein Jonathan President of Amprius Lab Option exercise 10b5-1 +6,484 $0.05 $324 6,484
2023-09-20 Bornstein Jonathan President of Amprius Lab Sale 10b5-1 −6,484 $4.23 $27K 0
2023-09-20 Bornstein Jonathan President of Amprius Lab Option exercise · Stock Option (right to buy) 10b5-1 −6,484 2,033,851
2023-09-19 Bornstein Jonathan President of Amprius Lab Option exercise 10b5-1 +143,516 $0.05 $7K 143,516
2023-09-19 Bornstein Jonathan President of Amprius Lab Sale 10b5-1 −143,516 $4.37 $627K 0
2023-09-19 Bornstein Jonathan President of Amprius Lab Option exercise · Stock Option (right to buy) 10b5-1 −143,516 2,040,335
2023-09-15 Stefan Constantin Ionel Chief Technology Officer Sale −33,630 $3.89 $131K 29,791
2023-09-14 Stefan Constantin Ionel Chief Technology Officer Sale −46,370 $3.66 $169K 63,421
2023-09-09 Stefan Constantin Ionel Chief Technology Officer Option exercise +80,000 $0.05 $4K 109,791
2023-09-09 Stefan Constantin Ionel Chief Technology Officer Option exercise · Stock Option (right to buy) −80,000 435,962
2023-06-15 MIRRO JUSTIN E Director Sale −61,000 $8.85 $540K 2,497,142
2023-06-14 MIRRO JUSTIN E Director Sale −50,000 $9.50 $475K 2,558,142
2023-06-14 Gustanski Mary Director Grant or award +31,813 31,813
2023-06-09 BAYLESS KATHLEEN A Director Grant or award +1,491 36,253
2023-06-09 DIXON DONALD R Director Grant or award +17,895 17,895
2023-06-09 Chu Steven Director Grant or award +17,895 20,395
2023-06-09 MIRRO JUSTIN E Director Grant or award +17,895 17,895
2023-06-09 HSIEH Wen Hsuan Director Grant or award +17,895 17,895

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