There have been 50 recent insider transactions recorded for Adicet Bio, Inc. (ACET), including 31 buys and 17 sells. Total insider buying was valued at $19.63M and total insider selling at $744.93K.
Notable insiders with recent activity include Schor Chen, Harvey Brian Nicholas, Healey Don. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — ACET
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-03-25 |
Schor Chen |
President & CEO |
RSU Award |
468,555 |
$6.81 |
$3.19M |
468,555 |
| 2026-03-25 |
Harvey Brian Nicholas |
Chief Financial Officer |
RSU Award |
43,361 |
$6.81 |
$295.29K |
43,361 |
| 2026-03-25 |
Healey Don |
Chief Technology Officer |
RSU Award |
43,361 |
$6.81 |
$295.29K |
43,361 |
| 2026-03-25 |
Aftab Blake |
Chief Scientific Officer |
RSU Award |
72,555 |
$6.81 |
$494.1K |
72,555 |
| 2026-03-25 |
Maltzman Julia D. |
Chief Medical Officer |
RSU Award |
72,555 |
$6.81 |
$494.1K |
72,555 |
| 2026-01-24 |
Schor Chen |
President & CEO |
Tax Withholding of RSU |
1,755 |
$8.44 |
$14.81K |
6,820 |
| 2026-01-24 |
Harvey Brian Nicholas |
Chief Financial Officer |
Tax Withholding of RSU |
546 |
$8.44 |
$4.61K |
5,145 |
| 2026-01-24 |
Healey Don |
Chief Technology Officer |
Tax Withholding of RSU |
535 |
$8.44 |
$4.52K |
3,452 |
| 2026-01-24 |
Aftab Blake |
Chief Scientific Officer |
Tax Withholding of RSU |
535 |
$8.44 |
$4.52K |
2,981 |
| 2025-10-08 |
Orbimed Advisors Llc |
10 Percent Owner |
Informative Buy |
3,500,000 |
$1.00 |
$3.5M |
4,490,254 |
| 2025-06-11 |
Dubin Steve |
Director |
RSU Award |
5,900 |
- |
- |
22,700 |
| 2025-06-11 |
Chodakewitz Jeffrey |
Director |
RSU Award |
5,900 |
- |
- |
17,700 |
| 2025-06-11 |
Sinclair Andrew |
Director |
RSU Award |
5,900 |
- |
- |
17,700 |
| 2025-06-11 |
Klickstein Lloyd |
Director |
RSU Award |
26,400 |
$0.78 |
$20.59K |
26,400 |
| 2025-06-11 |
Peng Katie |
Director |
RSU Award |
5,900 |
- |
- |
11,800 |
| 2025-04-17 |
Grissinger Michael |
Officer |
Unknown |
- |
- |
- |
- |
| 2025-04-17 |
Grissinger Michael |
Director |
RSU Award |
70,200 |
$0.53 |
$36.91K |
70,200 |
| 2025-01-31 |
Schor Chen |
President & CEO |
RSU Award |
763,829 |
$0.89 |
$675.99K |
763,829 |
| 2025-01-31 |
Harvey Brian Nicholas |
Chief Financial Officer |
RSU Award |
324,040 |
$0.89 |
$286.78K |
324,040 |
| 2025-01-31 |
Healey Don |
Chief Technology Officer |
RSU Award |
275,000 |
$0.89 |
$243.38K |
275,000 |
| 2025-01-31 |
Aftab Blake |
Chief Scientific Officer |
RSU Award |
275,000 |
$0.89 |
$243.38K |
275,000 |
| 2025-01-31 |
Maltzman Julia D. |
Chief Medical Officer |
RSU Award |
750,000 |
$0.89 |
$663.75K |
750,000 |
| 2025-01-24 |
Schor Chen |
President & CEO |
Tax Withholding of RSU |
28,101 |
$0.92 |
$25.9K |
137,201 |
| 2025-01-24 |
Harvey Brian Nicholas |
Chief Financial Officer |
Tax Withholding of RSU |
8,752 |
$0.92 |
$8.07K |
91,048 |
| 2025-01-24 |
Healey Don |
Chief Technology Officer |
Tax Withholding of RSU |
8,560 |
$0.92 |
$7.89K |
63,769 |
| 2025-01-24 |
Aftab Blake |
Chief Scientific Officer |
Tax Withholding of RSU |
6,270 |
$0.92 |
$5.78K |
56,241 |
| 2025-01-13 |
Maltzman Julia D. |
Officer |
Unknown |
- |
- |
- |
- |
| 2024-08-21 |
Dubin Steve |
Director |
Return of Shares |
26,400 |
$2.14 |
$56.5K |
- |
| 2024-08-21 |
Gordon Carl L |
10 Percent Owner |
Return of Shares |
26,400 |
$2.14 |
$56.5K |
- |
| 2024-08-21 |
Kauffman Michael |
Director |
Return of Shares |
26,400 |
$2.14 |
$56.5K |
- |
| 2024-08-21 |
Chodakewitz Jeffrey |
Director |
Return of Shares |
26,400 |
$2.14 |
$56.5K |
- |
| 2024-08-21 |
Sinclair Andrew |
Director |
Return of Shares |
26,400 |
$2.14 |
$56.5K |
- |
| 2024-08-21 |
Jakobovits Aya |
Director |
Return of Shares |
26,400 |
$2.14 |
$56.5K |
- |
| 2024-08-21 |
Peng Katie |
Director |
Return of Shares |
70,200 |
$2.14 |
$150.23K |
- |
| 2024-08-19 |
Klickstein Lloyd |
Director |
Disposition |
80,000 |
$2.14 |
$171.2K |
- |
| 2024-08-19 |
Klickstein Lloyd |
Director |
RSU Award |
70,200 |
$1.55 |
$108.81K |
70,200 |
| 2024-06-05 |
Dubin Steve |
Director |
RSU Award |
5,900 |
- |
- |
16,800 |
| 2024-06-05 |
Gordon Carl L |
10 Percent Owner |
RSU Award |
5,900 |
- |
- |
11,800 |
| 2024-06-05 |
Schor Chen |
President & CEO |
RSU Award |
1,770,427 |
$2.53 |
$4.48M |
1,770,427 |
| 2024-06-05 |
Kauffman Michael |
Director |
Informative Sell |
5,900 |
$1.43 |
$8.44K |
5,900 |
| 2024-06-05 |
Harvey Brian Nicholas |
Chief Financial Officer |
RSU Award |
374,829 |
$2.53 |
$948.32K |
374,829 |
| 2024-06-05 |
Chodakewitz Jeffrey |
Director |
RSU Award |
5,900 |
- |
- |
11,800 |
| 2024-06-05 |
Healey Don |
Chief Technology Officer |
RSU Award |
271,595 |
$2.53 |
$687.14K |
271,595 |
| 2024-06-05 |
Sinclair Andrew |
Director |
RSU Award |
5,900 |
- |
- |
11,800 |
| 2024-06-05 |
Jakobovits Aya |
Director |
RSU Award |
5,900 |
- |
- |
11,800 |
| 2024-06-05 |
Galimi Francesco |
SVP & Chief Medical Officer |
RSU Award |
375,077 |
$2.53 |
$948.94K |
375,077 |
| 2024-06-05 |
Aftab Blake |
Chief Scientific Officer |
RSU Award |
336,911 |
$2.53 |
$852.38K |
336,911 |
| 2024-06-05 |
Peng Katie |
Director |
RSU Award |
5,900 |
- |
- |
5,900 |
| 2024-01-25 |
Orbimed Advisors Llc |
10 Percent Owner |
Informative Buy |
242,200 |
$2.40 |
$581.28K |
990,254 |
| 2024-01-25 |
Gordon Carl L |
10 Percent Owner |
Informative Buy |
242,200 |
$2.40 |
$581.28K |
990,254 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
