In the last 12 months, insiders at Amprius Technologies, Inc. ($AMPX) filed 183 transactions with the SEC: 0 open-market purchases totaling $0 and 71 sales totaling $84,977,648. Net insider sentiment: net selling.
Amprius Technologies, Inc. operates in the Miscellaneous electrical machinery, equipment & supplies industry (Manufacturing sector).
Most Active Insiders
- Sun Kang (Director) — 24 transactions totaling $51,005,166
- Sun Kang (Chief Executive Officer) — 23 transactions totaling $12,391,450
- Stefan Constantin Ionel (Chief Technology Officer) — 42 transactions totaling $10,240,131
- HSIEH Wen Hsuan (Director) — 6 transactions totaling $8,325,391
- Chu Steven (Director) — 14 transactions totaling $6,196,425
View all SEC Filings for Amprius Technologies, Inc. (AMPX).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| April 1, 2026 | Sun Kang | Director | M | Stock Option (right to buy) | 1312505 | $1.78 | 0.0000 | 130,483,838 | 100.00% | 1.01% |
| April 1, 2026 | Sun Kang | Director | M | Stock Option (right to buy) | 187495 | $3.68 | 1,787,007.0000 | 130,483,838 | 9.50% | 0.14% |
| April 1, 2026 | Sun Kang | Director | S | Common stock | 1250963 | $15.73 | 1,647,843.0000 | 130,483,838 | 43.15% | 0.96% |
| April 1, 2026 | Sun Kang | Director | S | Common stock | 249037 | $16.78 | 1,398,806.0000 | 130,483,838 | 15.11% | 0.19% |
| April 1, 2026 | Sun Kang | Director | M | Common stock | 1312505 | $1.78 | 2,711,311.0000 | 130,483,838 | 93.83% | 1.01% |
| April 1, 2026 | Sun Kang | Director | M | Common stock | 187495 | $3.68 | 2,898,806.0000 | 130,483,838 | 6.92% | 0.14% |
| March 23, 2026 | Sun Kang | Director | S | Common stock | 152823 | $18.69 | 1,463,852.0000 | 130,483,838 | 9.45% | 0.12% |
| March 23, 2026 | Sun Kang | Director | S | Common stock | 65046 | $19.06 | 1,398,806.0000 | 130,483,838 | 4.44% | 0.05% |
| March 12, 2026 | HSIEH Wen Hsuan | Director | M | Common stock | 270251 | $2.61 | 457,590.0000 | 130,483,838 | 144.26% | 0.21% |
| March 12, 2026 | HSIEH Wen Hsuan | Director | S | Common stock | 130646 | $18.22 | 44,444.0000 | 130,483,838 | 74.62% | 0.10% |
| March 12, 2026 | HSIEH Wen Hsuan | Director | S | Common stock | 282500 | $18.55 | 175,090.0000 | 130,483,838 | 61.74% | 0.22% |
| March 4, 2026 | RODRIGUEZ RICARDO C. | Chief Financial Officer | A | Common stock | 150000 | $0.00 | 350,000.0000 | 130,483,838 | 75.00% | 0.11% |
| March 12, 2026 | HSIEH Wen Hsuan | Director | M | Stock Option (right to buy) | 270251 | $2.61 | 0.0000 | 130,483,838 | 100.00% | 0.21% |
| March 12, 2026 | Chu Steven | Director | S | Common stock | 100000 | $18.65 | 182,904.0000 | 130,483,838 | 35.35% | 0.08% |
| March 12, 2026 | Chu Steven | Director | M | Stock Option (right to buy) | 69422 | $0.62 | 0.0000 | 130,483,838 | 100.00% | 0.05% |
| March 12, 2026 | Chu Steven | Director | M | Stock Option (right to buy) | 86143 | $2.61 | 184,108.0000 | 130,483,838 | 31.88% | 0.07% |
| March 10, 2026 | Chu Steven | Director | M | Stock Option (right to buy) | 104132 | $0.62 | 69,422.0000 | 130,483,838 | 60.00% | 0.08% |
| March 10, 2026 | Chu Steven | Director | M | Common stock | 104132 | $0.62 | 293,971.0000 | 130,483,838 | 54.85% | 0.08% |
| March 10, 2026 | Chu Steven | Director | S | Common stock | 166632 | $17.92 | 127,339.0000 | 130,483,838 | 56.68% | 0.13% |
| March 12, 2026 | Chu Steven | Director | M | Common stock | 86143 | $2.61 | 213,482.0000 | 130,483,838 | 67.65% | 0.07% |
| March 12, 2026 | Chu Steven | Director | M | Common stock | 69422 | $0.62 | 282,904.0000 | 130,483,838 | 32.52% | 0.05% |
| March 12, 2026 | Chu Steven | Director | S | Common stock | 50000 | $18.21 | 132,904.0000 | 130,483,838 | 27.34% | 0.04% |
| March 12, 2026 | Chu Steven | Director | S | Common stock | 5565 | $18.53 | 127,339.0000 | 130,483,838 | 4.19% | 0.00% |
| March 4, 2026 | RODRIGUEZ RICARDO C. | Chief Financial Officer | A | Common stock | 150000 | $0.00 | 350,000.0000 | 130,483,838 | 75.00% | 0.11% |
| March 4, 2026 | Stefan Constantin Ionel | Chief Technology Officer | A | Common stock | 110000 | $0.00 | 833,330.0000 | 130,483,838 | 15.21% | 0.08% |
| March 4, 2026 | Stepien Thomas M | Chief Executive Officer | A | Common stock | 150000 | $0.00 | 760,000.0000 | 130,483,838 | 24.59% | 0.11% |
| Feb. 23, 2026 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 25366 | $10.16 | 723,330.0000 | 130,483,838 | 3.39% | 0.02% |
| Feb. 23, 2026 | Sun Kang | Director | S | Common stock | 61251 | $10.16 | 1,616,675.0000 | 130,483,838 | 3.65% | 0.05% |
| Jan. 28, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 39600 | $0.05 | 788,386.0000 | 130,483,838 | 5.29% | 0.03% |
| Jan. 28, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 90 | $0.00 | 0.0000 | 130,483,838 | 100.00% | 0.00% |
| Jan. 28, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 39600 | $0.00 | 0.0000 | 130,483,838 | 100.00% | 0.03% |
| Jan. 28, 2026 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 39690 | $12.00 | 748,696.0000 | 130,483,838 | 5.03% | 0.03% |
| Jan. 28, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 90 | $0.62 | 748,786.0000 | 130,483,838 | 0.01% | 0.00% |
| Jan. 23, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 1600 | $0.05 | 750,296.0000 | 130,483,838 | 0.21% | 0.00% |
| Jan. 21, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 41563 | $0.62 | 790,259.0000 | 130,483,838 | 5.55% | 0.03% |
| Jan. 21, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 15834 | $0.05 | 806,093.0000 | 130,483,838 | 2.00% | 0.01% |
| Jan. 21, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 15883 | $0.05 | 821,976.0000 | 130,483,838 | 1.97% | 0.01% |
| Jan. 21, 2026 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 73280 | $12.00 | 748,696.0000 | 130,483,838 | 8.92% | 0.06% |
| Jan. 22, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 253928 | $0.05 | 1,002,624.0000 | 130,483,838 | 33.92% | 0.19% |
| Jan. 22, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 72795 | $0.45 | 1,075,419.0000 | 130,483,838 | 7.26% | 0.06% |
| Jan. 22, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 166104 | $0.05 | 1,241,523.0000 | 130,483,838 | 15.45% | 0.13% |
| Jan. 23, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 1600 | $0.00 | 39,600.0000 | 130,483,838 | 3.88% | 0.00% |
| Jan. 22, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 166104 | $0.00 | 0.0000 | 130,483,838 | 100.00% | 0.13% |
| Jan. 22, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 72795 | $0.00 | 0.0000 | 130,483,838 | 100.00% | 0.06% |
| Jan. 22, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 253928 | $0.00 | 41,200.0000 | 130,483,838 | 86.04% | 0.19% |
| Jan. 21, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 15883 | $0.00 | 166,104.0000 | 130,483,838 | 8.73% | 0.01% |
| Jan. 21, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 15834 | $0.00 | 295,128.0000 | 130,483,838 | 5.09% | 0.01% |
| Jan. 21, 2026 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 41563 | $0.00 | 90.0000 | 130,483,838 | 99.78% | 0.03% |
| Jan. 23, 2026 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 1600 | $12.00 | 748,696.0000 | 130,483,838 | 0.21% | 0.00% |
| Jan. 22, 2026 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 492827 | $12.04 | 748,696.0000 | 130,483,838 | 39.70% | 0.38% |
| Jan. 16, 2026 | Sun Kang | Director | M | Stock Option (right to buy) | 100210 | $0.00 | 1,355,690.0000 | 130,483,838 | 6.88% | 0.08% |
| Jan. 16, 2026 | Sun Kang | Director | M | Stock Option (right to buy) | 850338 | $0.00 | 0.0000 | 130,483,838 | 100.00% | 0.65% |
| Jan. 20, 2026 | Sun Kang | Director | S | Common stock | 43185 | $11.03 | 1,677,926.0000 | 130,483,838 | 2.51% | 0.03% |
| Jan. 20, 2026 | Sun Kang | Director | M | Common stock | 43185 | $1.78 | 1,721,111.0000 | 130,483,838 | 2.57% | 0.03% |
| Jan. 16, 2026 | Sun Kang | Director | S | Common stock | 950548 | $11.07 | 1,677,926.0000 | 130,483,838 | 36.16% | 0.73% |
| Jan. 16, 2026 | Sun Kang | Director | M | Common stock | 100210 | $1.78 | 2,628,474.0000 | 130,483,838 | 3.96% | 0.08% |
| Jan. 16, 2026 | Sun Kang | Director | M | Common stock | 850338 | $2.50 | 2,528,264.0000 | 130,483,838 | 50.68% | 0.65% |
| Jan. 20, 2026 | Sun Kang | Director | M | Stock Option (right to buy) | 43185 | $0.00 | 1,312,505.0000 | 130,483,838 | 3.19% | 0.03% |
| Jan. 12, 2026 | Sun Kang | Director | M | Stock Option (right to buy) | 117201 | $0.00 | 850,338.0000 | 130,483,838 | 12.11% | 0.09% |
| Jan. 12, 2026 | Sun Kang | Director | M | Stock Option (right to buy) | 180802 | $0.00 | 0.0000 | 130,483,838 | 100.00% | 0.14% |
| Jan. 12, 2026 | Sun Kang | Director | S | Common stock | 506267 | $10.10 | 1,677,926.0000 | 130,483,838 | 23.18% | 0.39% |
| Jan. 12, 2026 | Sun Kang | Director | M | Common stock | 117201 | $2.50 | 2,184,193.0000 | 130,483,838 | 5.67% | 0.09% |
| Jan. 12, 2026 | Sun Kang | Director | M | Common stock | 208264 | $2.44 | 2,066,992.0000 | 130,483,838 | 11.20% | 0.16% |
| Jan. 12, 2026 | Sun Kang | Director | M | Common stock | 180802 | $0.62 | 1,858,728.0000 | 130,483,838 | 10.78% | 0.14% |
| Jan. 12, 2026 | Sun Kang | Director | M | Stock Option (right to buy) | 208264 | $0.00 | 0.0000 | 130,483,838 | 100.00% | 0.16% |
| Dec. 19, 2025 | Stepien Thomas M | President | A | Common stock | 200000 | $0.00 | 610,000.0000 | 130,483,838 | 48.78% | 0.15% |
| Dec. 11, 2025 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 125000 | $0.00 | 310,962.0000 | 130,483,838 | 28.67% | 0.10% |
| Dec. 11, 2025 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 198255 | $10.51 | 748,696.0000 | 130,483,838 | 20.94% | 0.15% |
| Dec. 11, 2025 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 125000 | $0.05 | 946,951.0000 | 130,483,838 | 15.21% | 0.10% |
| Nov. 21, 2025 | Sun Kang | Chief Executive Officer | S | Common stock | 68655 | $10.08 | 1,677,926.0000 | 130,483,838 | 3.93% | 0.05% |
| Nov. 21, 2025 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 25024 | $10.08 | 821,951.0000 | 130,483,838 | 2.95% | 0.02% |
| Nov. 17, 2025 | Sun Kang | Chief Executive Officer | M | Stock Option (right to buy) | 202934 | $0.00 | 0.0000 | 130,483,838 | 100.00% | 0.16% |
| Nov. 17, 2025 | Sun Kang | Chief Executive Officer | M | Stock Option (right to buy) | 727950 | $0.00 | 0.0000 | 130,483,838 | 100.00% | 0.56% |
| Nov. 17, 2025 | Sun Kang | Chief Executive Officer | M | Common stock | 727950 | $0.05 | 2,677,465.0000 | 130,483,838 | 37.34% | 0.56% |
| Nov. 17, 2025 | Sun Kang | Chief Executive Officer | S | Common stock | 1000000 | $10.60 | 1,746,581.0000 | 130,483,838 | 36.41% | 0.77% |
| Nov. 17, 2025 | Sun Kang | Chief Executive Officer | M | Stock Option (right to buy) | 41653 | $0.00 | 0.0000 | 130,483,838 | 100.00% | 0.03% |
| Nov. 17, 2025 | Sun Kang | Chief Executive Officer | M | Common stock | 27463 | $0.62 | 2,704,928.0000 | 130,483,838 | 1.03% | 0.02% |
| Nov. 17, 2025 | Sun Kang | Chief Executive Officer | M | Common stock | 41653 | $0.62 | 2,746,581.0000 | 130,483,838 | 1.54% | 0.03% |
| Nov. 17, 2025 | Sun Kang | Chief Executive Officer | M | Common stock | 202934 | $0.98 | 1,949,515.0000 | 130,483,838 | 11.62% | 0.16% |
| Nov. 17, 2025 | Sun Kang | Chief Executive Officer | M | Stock Option (right to buy) | 27463 | $0.00 | 180,802.0000 | 130,483,838 | 13.19% | 0.02% |
| Oct. 6, 2025 | RODRIGUEZ RICARDO C. | Chief Financial Officer | A | Common stock | 200000 | $0.00 | 200,000.0000 | 117,926,808 | 9999.99% | 0.17% |
| Aug. 21, 2025 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 19159 | $6.82 | 846,975.0000 | 117,926,808 | 2.21% | 0.02% |
| Aug. 21, 2025 | Sun Kang | Chief Executive Officer | S | Common stock | 65654 | $6.82 | 1,746,581.0000 | 117,926,808 | 3.62% | 0.06% |
| Aug. 21, 2025 | Wallach Sandra | Chief Financial Officer | S | Common stock | 28390 | $6.82 | 1,005,275.0000 | 117,926,808 | 2.75% | 0.02% |
| June 13, 2025 | BAYLESS KATHLEEN A | Director | A | Common stock | 44444 | $0.00 | 205,697.0000 | 117,926,808 | 27.56% | 0.04% |
| June 13, 2025 | HSIEH Wen Hsuan | Director | A | Common stock | 44444 | $0.00 | 4,136,584.0000 | 117,926,808 | 1.09% | 0.04% |
| June 13, 2025 | SATTERTHWAITE LIVINGSTON | Director | A | Common stock | 44444 | $0.00 | 336,083.0000 | 117,926,808 | 15.24% | 0.04% |
| June 13, 2025 | DIXON DONALD R | Director | A | Common stock | 44444 | $0.00 | 935,073.0000 | 117,926,808 | 4.99% | 0.04% |
| June 13, 2025 | Chu Steven | Director | A | Common stock | 44444 | $0.00 | 189,839.0000 | 117,926,808 | 30.57% | 0.04% |
| May 21, 2025 | Sun Kang | Chief Executive Officer | S | Common stock | 69786 | $2.43 | 1,812,235.0000 | 117,926,808 | 3.71% | 0.06% |
| May 21, 2025 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 20366 | $2.43 | 866,134.0000 | 117,926,808 | 2.30% | 0.02% |
| May 21, 2025 | Wallach Sandra | Chief Financial Officer | S | Common stock | 27595 | $2.43 | 1,033,665.0000 | 117,926,808 | 2.60% | 0.02% |
| May 1, 2025 | Stepien Thomas M | President | A | Common stock | 400000 | $0.00 | 400,000.0000 | 117,926,808 | 9999.99% | 0.34% |
| March 19, 2025 | Stefan Constantin Ionel | Chief Technology Officer | A | Common stock | 461540 | $0.00 | 886,500.0000 | 117,926,808 | 108.61% | 0.39% |
| March 19, 2025 | Wallach Sandra | Chief Financial Officer | A | Common stock | 383260 | $0.00 | 1,061,260.0000 | 117,926,808 | 56.53% | 0.33% |
| March 19, 2025 | Sun Kang | Chief Executive Officer | A | Common stock | 599400 | $0.00 | 1,882,021.0000 | 117,926,808 | 46.73% | 0.51% |
| March 14, 2025 | Stefan Constantin Ionel | Chief Technology Officer | M | Stock Option (right to buy) | 3471 | $0.00 | 0.0000 | 117,926,808 | 100.00% | 0.00% |
| March 14, 2025 | Stefan Constantin Ionel | Chief Technology Officer | M | Common stock | 3471 | $0.98 | 424,960.0000 | 117,926,808 | 0.82% | 0.00% |
| March 10, 2025 | Bornstein Jonathan | President of Amprius Lab | M | Common stock | 3471 | $0.98 | 422,668.0000 | 0 | 0.83% | 0.00% |
| March 10, 2025 | Bornstein Jonathan | President of Amprius Lab | M | Stock Option (right to buy) | 3471 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 21, 2025 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 9066 | $3.13 | 421,489.0000 | 0 | 2.11% | 0.00% |
| Feb. 21, 2025 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 13527 | $3.13 | 1,481,554.0000 | 0 | 0.90% | 0.00% |
| Feb. 21, 2025 | Wallach Sandra | Chief Financial Officer | S | Common stock | 18142 | $3.13 | 678,000.0000 | 0 | 2.61% | 0.00% |
| Feb. 21, 2025 | Sun Kang | Chief Executive Officer | S | Common stock | 34353 | $3.13 | 1,282,621.0000 | 0 | 2.61% | 0.00% |
| Nov. 21, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 15000 | $1.96 | 1,495,081.0000 | 0 | 0.99% | 0.00% |
| Nov. 21, 2024 | Sun Kang | Chief Executive Officer | S | Common stock | 33779 | $1.96 | 1,316,974.0000 | 0 | 2.50% | 0.00% |
| Nov. 20, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 133536 | $1.92 | 1,493,318.0000 | 0 | 8.21% | 0.00% |
| Nov. 21, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 18170 | $1.96 | 1,495,081.0000 | 0 | 1.20% | 0.00% |
| Nov. 21, 2024 | Wallach Sandra | Chief Financial Officer | S | Common stock | 17158 | $1.96 | 696,142.0000 | 0 | 2.41% | 0.00% |
| Nov. 21, 2024 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 8575 | $1.96 | 430,555.0000 | 0 | 1.95% | 0.00% |
| Oct. 23, 2024 | Amprius, Inc. | TenPercentOwner | J | Common stock | 57195926 | $0.00 | 2,500,071.0000 | 0 | 95.81% | 0.00% |
| Oct. 23, 2024 | Bornstein Jonathan | President of Amprius Lab | A | Stock Option (right to buy) | 3471 | $0.00 | 3,471.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Bornstein Jonathan | President of Amprius Lab | A | Stock Option (right to buy) | 27768 | $0.00 | 27,768.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Stefan Constantin Ionel | Chief Technology Officer | A | Stock Option (right to buy) | 3471 | $0.00 | 3,471.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Stefan Constantin Ionel | Chief Technology Officer | A | Stock Option (right to buy) | 41653 | $0.00 | 41,653.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Stefan Constantin Ionel | Chief Technology Officer | A | Stock Option (right to buy) | 139613 | $0.00 | 139,613.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Sun Kang | Chief Executive Officer | A | Stock Option (right to buy) | 208265 | $0.00 | 208,265.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Sun Kang | Chief Executive Officer | A | Stock Option (right to buy) | 208264 | $0.00 | 208,264.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Sun Kang | Chief Executive Officer | A | Stock Option (right to buy) | 41653 | $0.00 | 41,653.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Sun Kang | Chief Executive Officer | A | Stock Option (right to buy) | 202934 | $0.00 | 202,934.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Sun Kang | Chief Executive Officer | A | Stock Option (right to buy) | 1171476 | $0.00 | 1,171,476.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Sun Kang | Chief Executive Officer | A | Stock Option (right to buy) | 1974502 | $0.00 | 1,974,502.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Sun Kang | Chief Executive Officer | A | Stock Option (right to buy) | 967539 | $0.00 | 967,539.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Chu Steven | Director | A | Stock Option (right to buy) | 173554 | $0.00 | 173,554.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Chu Steven | Director | A | Stock Option (right to buy) | 173554 | $0.00 | 173,554.0000 | 0 | 9999.99% | 0.00% |
| Oct. 23, 2024 | Amprius, Inc. | TenPercentOwner | J | Common stock | 5500000 | $0.00 | 59,695,997.0000 | 0 | 8.44% | 0.00% |
| Sept. 3, 2024 | Amprius, Inc. | TenPercentOwner | S | Common stock | 6300 | $1.00 | 65,209,252.0000 | 0 | 0.01% | 0.00% |
| Sept. 3, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 60000 | $1.00 | 2,475,937.0000 | 0 | 2.37% | 0.00% |
| Sept. 3, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 75000 | $1.00 | 1,652,895.0000 | 0 | 4.34% | 0.00% |
| Sept. 4, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 150000 | $0.94 | 2,325,937.0000 | 0 | 6.06% | 0.00% |
| Sept. 4, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 175000 | $0.94 | 1,477,895.0000 | 0 | 10.59% | 0.00% |
| Sept. 5, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 110000 | $0.81 | 2,215,937.0000 | 0 | 4.73% | 0.00% |
| Sept. 5, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 140000 | $0.81 | 1,337,895.0000 | 0 | 9.47% | 0.00% |
| Sept. 4, 2024 | Amprius, Inc. | TenPercentOwner | S | Common stock | 13255 | $0.95 | 65,195,997.0000 | 0 | 0.02% | 0.00% |
| Aug. 21, 2024 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 8800 | $1.04 | 386,168.0000 | 0 | 2.23% | 0.00% |
| Aug. 21, 2024 | Wallach Sandra | Chief Financial Officer | S | Common stock | 17606 | $1.04 | 713,300.0000 | 0 | 2.41% | 0.00% |
| Aug. 21, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 18644 | $1.04 | 1,528,251.0000 | 0 | 1.21% | 0.00% |
| Aug. 21, 2024 | Sun Kang | Chief Executive Officer | S | Common stock | 33333 | $1.04 | 1,350,753.0000 | 0 | 2.41% | 0.00% |
| Aug. 13, 2024 | SATTERTHWAITE LIVINGSTON | Director | A | Common stock | 283019 | $0.00 | 291,639.0000 | 0 | 3283.28% | 0.00% |
| July 23, 2024 | MIRRO JUSTIN E | Not found | A | Common Stock | 925900 | $0.00 | 4,120,937.0000 | 0 | 28.98% | 0.00% |
| July 23, 2024 | MIRRO JUSTIN E | Not found | D | Warrants (right to buy) | 4700000 | $0.00 | 200,000.0000 | 0 | 95.92% | 0.00% |
| June 14, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 65000 | $1.13 | 1,727,895.0000 | 0 | 3.63% | 0.00% |
| June 14, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 195000 | $1.13 | 1,610,037.0000 | 0 | 10.80% | 0.00% |
| June 13, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 65000 | $1.22 | 1,792,895.0000 | 0 | 3.50% | 0.00% |
| June 13, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 195000 | $1.21 | 1,805,037.0000 | 0 | 9.75% | 0.00% |
| June 12, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 70000 | $1.30 | 1,857,895.0000 | 0 | 3.63% | 0.00% |
| June 12, 2024 | MIRRO JUSTIN E | Director | S | Common stock | 210000 | $1.30 | 2,000,037.0000 | 0 | 9.50% | 0.00% |
| June 7, 2024 | Gustanski Mary | Director | A | Common stock | 114583 | $0.00 | 146,396.0000 | 0 | 360.18% | 0.00% |
| June 7, 2024 | BAYLESS KATHLEEN A | Director | A | Common stock | 125000 | $0.00 | 161,253.0000 | 0 | 344.80% | 0.00% |
| June 7, 2024 | Chu Steven | Director | A | Common stock | 125000 | $0.00 | 145,395.0000 | 0 | 612.90% | 0.00% |
| June 7, 2024 | MIRRO JUSTIN E | Director | A | Common stock | 125000 | $0.00 | 3,995,037.0000 | 0 | 3.23% | 0.00% |
| June 7, 2024 | DIXON DONALD R | Director | A | Common stock | 125000 | $0.00 | 342,895.0000 | 0 | 57.37% | 0.00% |
| June 7, 2024 | HSIEH Wen Hsuan | Director | A | Common stock | 125000 | $0.00 | 242,895.0000 | 0 | 106.03% | 0.00% |
| May 22, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 8731 | $1.36 | 1,546,895.0000 | 0 | 0.56% | 0.00% |
| May 22, 2024 | Wallach Sandra | Chief Financial Officer | S | Common stock | 8245 | $1.36 | 730,906.0000 | 0 | 1.12% | 0.00% |
| May 21, 2024 | Wallach Sandra | Chief Financial Officer | S | Common stock | 10549 | $1.33 | 739,151.0000 | 0 | 1.41% | 0.00% |
| May 21, 2024 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 5272 | $1.33 | 399,089.0000 | 0 | 1.30% | 0.00% |
| May 22, 2024 | Stefan Constantin Ionel | Chief Technology Officer | S | Common stock | 4121 | $1.36 | 394,968.0000 | 0 | 1.03% | 0.00% |
| May 21, 2024 | Sun Kang | See Remarks | S | Common stock | 19973 | $1.33 | 1,399,697.0000 | 0 | 1.41% | 0.00% |
| May 22, 2024 | Sun Kang | See Remarks | S | Common stock | 15611 | $1.36 | 1,384,086.0000 | 0 | 1.12% | 0.00% |
| May 21, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 11171 | $1.33 | 1,555,626.0000 | 0 | 0.71% | 0.00% |
| April 12, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Common stock | 1007867 | $0.05 | 1,566,797.0000 | 0 | 180.32% | 0.00% |
| April 12, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Stock Option (right to buy) | 1007867 | $0.00 | 1.0000 | 0 | 100.00% | 0.00% |
| April 2, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 125983 | $2.38 | 558,930.0000 | 0 | 18.39% | 0.00% |
| April 2, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Common stock | 125983 | $0.05 | 684,913.0000 | 0 | 22.54% | 0.00% |
| April 2, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Stock Option (right to buy) | 125983 | $0.00 | 1,007,868.0000 | 0 | 11.11% | 0.00% |
| March 19, 2024 | Wallach Sandra | Chief Financial Officer | A | Common stock | 749700 | $0.00 | 749,700.0000 | 0 | 9999.99% | 0.00% |
| March 19, 2024 | Stefan Constantin Ionel | Chief Technology Officer | A | Common stock | 374570 | $0.00 | 404,361.0000 | 0 | 1257.33% | 0.00% |
| March 19, 2024 | Bornstein Jonathan | President of Amprius Lab | A | Common stock | 558930 | $0.00 | 558,930.0000 | 0 | 9999.99% | 0.00% |
| March 19, 2024 | Sun Kang | See Remarks | A | Common stock | 1419670 | $0.00 | 1,419,670.0000 | 0 | 9999.99% | 0.00% |
| March 5, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Stock Option (right to buy) | 109800 | $0.00 | 1,174,051.0000 | 0 | 8.55% | 0.00% |
| March 5, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Common stock | 109800 | $0.05 | 109,800.0000 | 0 | 9999.99% | 0.00% |
| March 5, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 109800 | $2.92 | 0.0000 | 0 | 100.00% | 0.00% |
| March 6, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Common stock | 40200 | $0.05 | 40,200.0000 | 0 | 9999.99% | 0.00% |
| March 6, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 40200 | $2.78 | 0.0000 | 0 | 100.00% | 0.00% |
| March 6, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Stock Option (right to buy) | 40200 | $0.00 | 1,133,851.0000 | 0 | 3.42% | 0.00% |
| Feb. 6, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 150000 | $4.43 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 6, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Stock Option (right to buy) | 150000 | $0.00 | 1,283,851.0000 | 0 | 10.46% | 0.00% |
| Feb. 6, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Common stock | 150000 | $0.05 | 150,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 2, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 25366 | $5.05 | 0.0000 | 0 | 100.00% | 0.00% |
| Jan. 2, 2024 | Bornstein Jonathan | President of Amprius Lab | S | Common stock | 124634 | $4.32 | 25,366.0000 | 0 | 83.09% | 0.00% |
| Jan. 2, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Common stock | 150000 | $0.05 | 150,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 2, 2024 | Bornstein Jonathan | President of Amprius Lab | M | Stock Option (right to buy) | 150000 | $0.00 | 1,433,851.0000 | 0 | 9.47% | 0.00% |