Stefan Constantin Ionel

Track

Insider profile

Performance

Overall performance
2.2
Performance over holding periods
2.2
30 days 90 days 120 days
Average return -25% 8.2% 15.1%
Success rate 56% 68% 82%
Transactions
13 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Stefan Constantin Ionel's trades of Amprius Technologies Inc's stock


Subscribe to get access to the transaction volume chart and in-chart transaction details
• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-28 2026-05-27
S Sale
58,167 +2.1%
170.90
US$2,296,095 		58,167 +2.1% 170.90 US$2,296,095
2026-05-28 2026-05-27
PrS Proposed sale
74,730
298.16
US$1,986,716 		74,730 298.16 US$1,986,716
2026-05-26 2026-05-21
S Sale
15,526 +34.7%
327.43
US$1,405,344 		15,526 +34.7% 327.43 US$1,405,344
2026-05-26 2026-05-21
PrS Proposed sale
28,812
14.79
US$426,083 		28,812 14.79 US$426,083
2026-02-24 2026-02-23
S Sale
25,366 -3.4%
10.16
US$257,604 		25,366 -3.4% 10.16 US$257,604
2026-02-24 2026-02-23
PrS Proposed sale
25,366
10.16
US$257,719 		25,366 10.16 US$257,719
2026-01-30 2026-01-28
PlS Planned sale
39,690 -5.0%
12.00
US$476,351 		39,690 -5.0% 12.00 US$476,351
2026-01-23 2026-01-23
PlS Planned sale
1,600 -0.2%
12.00
US$19,200 		1,600 -0.2% 12.00 US$19,200
2026-01-23 2026-01-22
PlS Planned sale
492,827 -39.7%
12.04
US$5,931,912 		492,827 -39.7% 12.04 US$5,931,912
2026-01-23 2026-01-21
PlS Planned sale
73,280 -8.9%
12.00
US$879,411 		73,280 -8.9% 12.00 US$879,411
2026-01-21 2026-01-21
PrS Proposed sale
717,307
11.17
US$8,012,319 		717,307 11.17 US$8,012,319
2025-12-15 2025-12-11
PlS Planned sale
198,255 -20.9%
10.51
US$2,083,382 		198,255 -20.9% 10.51 US$2,083,382
2025-12-11 2025-12-11
PrS Proposed sale
198,255
11.04
US$2,188,735 		198,255 11.04 US$2,188,735
2025-11-25 2025-11-21
PrS Proposed sale
25,024
10.08
US$252,274 		25,024 10.08 US$252,274
2025-11-25 2025-11-21
S Sale
25,024 -3.0%
10.08
US$252,274 		25,024 -3.0% 10.08 US$252,274
2025-08-25 2025-08-21
PrS Proposed sale
19,159
6.82
US$130,592 		19,159 6.82 US$130,592
2025-08-25 2025-08-21
S Sale
19,159 -2.2%
6.82
US$130,592 		19,159 -2.2% 6.82 US$130,592
2025-05-23 2025-05-21
PrS Proposed sale
20,366
2.43
US$49,530 		20,366 2.43 US$49,530
2025-05-23 2025-05-21
S Sale
20,366 -2.3%
2.43
US$49,530 		20,366 -2.3% 2.43 US$49,530
2025-02-24 2025-02-21
PrS Proposed sale
9,066
3.13
US$28,407 		9,066 3.13 US$28,407
2025-02-24 2025-02-21
S Sale
9,066 -2.1%
3.13
US$28,406 		9,066 -2.1% 3.13 US$28,406
2024-11-22 2024-11-21
S Sale
8,575 -2.0%
1.96
US$16,846 		8,575 -2.0% 1.96 US$16,846
2024-11-21 2024-11-21
PrS Proposed sale
8,575
1.98
US$16,978 		8,575 1.98 US$16,978
2024-08-22 2024-08-21
PrS Proposed sale
8,800
1.04
US$9,116 		8,800 1.04 US$9,116
2024-08-22 2024-08-21
S Sale
8,800 -2.2%
1.04
US$9,152 		8,800 -2.2% 1.04 US$9,152
2024-05-24 2024-05-22
S Sale
4,121 -1.0%
1.36
US$5,588 		4,121 -1.0% 1.36 US$5,588
2024-05-24 2024-05-22
S Sale
4,121 -1.0%
1.36
US$5,588 		4,121 -1.0% 1.36 US$5,588
2024-05-28 2024-05-21
PrS Proposed sale
9,398
1.34
US$12,587 		9,398 1.34 US$12,587
2024-05-24 2024-05-21
S Sale
5,272 -1.3%
1.33
US$6,999 		5,272 -1.3% 1.33 US$6,999
2024-05-24 2024-05-21
S Sale
5,272 -1.3%
1.33
US$6,999 		5,272 -1.3% 1.33 US$6,999
2023-09-18 2023-09-15
S Sale
33,630 -53.0%
3.89
US$130,727 		33,630 -53.0% 3.89 US$130,727
2023-09-15 2023-09-15
PrS Proposed sale
33,630
3.89
US$130,821 		33,630 3.89 US$130,821
2023-09-18 2023-09-14
S Sale
46,370 -42.2%
3.66
US$169,492 		46,370 -42.2% 3.66 US$169,492
2023-09-14 2023-09-14
PrS Proposed sale
46,370
3.66
US$169,492 		46,370 3.66 US$169,492