Precision BioSciences, Inc. (DTIL) has 20 known insider and institutional holders on record. The largest holder is NOVARTIS PHARMA AG with 12,407,440 shares. Other notable holders include YAO TONY DUNG LING and Schinazi Raymond F.
Over the last 12 months, insiders have made 44 transactions in DTIL stock — 17 buys (valued at $82.06K) and 11 sells (valued at $507.21K). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
DTIL Insider Ownership
Top Holder
NOVARTIS PHARMA AG
12,407,440 shares
Buys (12 mo)
17
$82.06K value
Sells (12 mo)
11
$507.21K value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Novartis Pharma Ag |
10 Percent Owner |
12,407,440 |
2022-06-27 |
|
| 2 |
Yao Tony Dung Ling |
Director |
158,003 |
2019-04-04 |
|
| 3 |
Schinazi Raymond F |
Director |
156,951 |
2022-05-12 |
|
| 4 |
Amoroso Michael |
President and CEO |
135,593 |
2026-02-19 |
|
| 5 |
Heery Christopher |
Chief Medical Officer |
133,206 |
2020-06-10 |
|
| 6 |
Kelly John Alexander |
Chief Financial Officer |
55,166 |
2026-02-19 |
|
| 7 |
Scimeca Dario |
General Counsel and Secretary |
33,333 |
2026-02-19 |
|
| 8 |
Smith J. Jefferson |
Chief Research Officer |
33,333 |
2026-02-19 |
|
| 9 |
Sharp Shalini |
Director |
32,800 |
2021-05-12 |
|
| 10 |
Buehler Kevin |
Director |
28,137 |
2025-06-27 |
|
| 11 |
Jantz Derek |
Chief Scientific Officer |
24,391 |
2022-06-09 |
|
| 12 |
Khazi Fayaz |
CEO of Elo Life Systems |
23,999 |
2021-06-09 |
|
| 13 |
Germano Geno J |
Director |
23,883 |
2025-12-17 |
|
| 14 |
Brown Melinda |
Director |
23,346 |
2025-12-17 |
|
| 15 |
Pire Shari Lisa |
Director |
21,000 |
2025-06-04 |
|
| 16 |
Frankel Stanley |
Director |
19,478 |
2025-12-17 |
|
| 17 |
Thomson David S. |
Chief Operating Officer |
19,255 |
2021-06-25 |
|
| 18 |
Wadsworth Samuel C. |
Director |
9,826 |
2024-06-06 |
|
| 19 |
Ansari Abid |
Chief Financial Officer |
8,785 |
2020-06-17 |
|
| 20 |
Barton Shane |
VP & Corporate Controller |
6,060 |
2023-06-09 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-02-18 |
Amoroso Michael |
President and CEO |
Informative Sell |
20,559 |
$3.84 |
$78.95K |
| 2026-02-17 |
Amoroso Michael |
President and CEO |
Option Exercise (Sell) |
67,797 |
- |
- |
| 2026-02-18 |
Scimeca Dario |
General Counsel and Secretary |
Informative Sell |
4,925 |
$3.84 |
$18.91K |
| 2026-02-17 |
Scimeca Dario |
General Counsel and Secretary |
Option Exercise (Sell) |
16,667 |
- |
- |
| 2026-02-18 |
Smith J. Jefferson |
Chief Research Officer |
Informative Sell |
4,925 |
$3.84 |
$18.91K |
| 2026-02-17 |
Smith J. Jefferson |
Chief Research Officer |
Option Exercise (Sell) |
16,667 |
- |
- |
| 2026-02-18 |
Kelly John Alexander |
Chief Financial Officer |
Informative Sell |
8,149 |
$3.84 |
$31.29K |
| 2026-02-17 |
Kelly John Alexander |
Chief Financial Officer |
Option Exercise (Sell) |
27,584 |
- |
- |
| 2026-01-22 |
Amoroso Michael |
President and CEO |
Informative Sell |
34,799 |
$4.17 |
$145.11K |
| 2026-01-20 |
Amoroso Michael |
President and CEO |
Option Exercise (Sell) |
8,888 |
- |
- |
| 2026-01-21 |
Scimeca Dario |
General Counsel and Secretary |
Informative Sell |
8,854 |
$4.03 |
$35.68K |
| 2026-01-20 |
Scimeca Dario |
General Counsel and Secretary |
Option Exercise (Sell) |
1,978 |
- |
- |
| 2026-01-21 |
Smith J. Jefferson |
Chief Research Officer |
Informative Sell |
10,200 |
$4.03 |
$41.11K |
| 2026-01-20 |
Smith J. Jefferson |
Chief Research Officer |
Option Exercise (Sell) |
2,500 |
- |
- |
| 2026-01-21 |
Kelly John Alexander |
Chief Financial Officer |
Informative Sell |
15,213 |
$4.03 |
$61.31K |
| 2026-01-20 |
Kelly John Alexander |
Chief Financial Officer |
Option Exercise (Sell) |
3,888 |
- |
- |
| 2025-12-16 |
Frankel Stanley |
Director |
Informative Buy |
2,700 |
$4.70 |
$12.69K |
| 2025-12-15 |
Brown Melinda |
Director |
Informative Buy |
1,381 |
$4.97 |
$6.86K |
| 2025-12-16 |
Germano Geno J |
Director |
Informative Buy |
3,000 |
$4.72 |
$14.16K |
| 2025-11-03 |
Amoroso Michael |
President and CEO |
Option Exercise (Sell) |
9,444 |
- |
- |
| 2025-11-02 |
Amoroso Michael |
President and CEO |
Option Exercise |
9,444 |
- |
- |
| 2025-11-03 |
Scimeca Dario |
General Counsel and Secretary |
Informative Sell |
665 |
$6.49 |
$4.32K |
| 2025-11-02 |
Scimeca Dario |
General Counsel and Secretary |
Option Exercise (Sell) |
1,835 |
- |
- |
| 2025-11-03 |
Kelly John Alexander |
Chief Financial Officer |
Informative Sell |
1,303 |
$6.49 |
$8.46K |
| 2025-11-02 |
Kelly John Alexander |
Chief Financial Officer |
Option Exercise (Sell) |
3,605 |
- |
- |
