Comparable stake leader
Octagon Capital Advisors LP
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001357874.
Comparable stake leader
Octagon Capital Advisors LP
Disclosed value leader
Octagon Capital Advisors LP
Comparable rows
50/50
Latest evidence
31 Mar 2026
Ownership snapshot
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Quick read
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Octagon Capital Advisors LP |
13F
13D/G
Company
|
10%
from 13D/G
|
$12,302,026
2,236,732 shares
|
— | 31 Mar 2026 |
| Readout Capital, LP |
13D/G
Matthew Smith
|
9.4%
|
$4,980,934
1,119,311 shares
|
+$829,645 | 30 Jun 2025 |
| Aberdeen Group plc |
13F
13D/G
Company
|
8.9%
from 13D/G
|
$12,265,979
2,230,178 shares
|
— | 31 Mar 2026 |
| Bleichroeder LP |
13F
13D/G
Company
|
8.2%
from 13D/G
|
$9,143,750
1,662,500 shares
|
— | 31 Mar 2026 |
| Empery Asset Management, LP |
13F
13D/G
Company
|
7.6%
from 13D/G
|
$10,828,835
1,968,879 shares
|
— | 31 Mar 2026 |
| Weinstein Benjamin |
13D/G
|
5.2%
|
$2,107,956
395,489 shares
|
$0 | 18 Mar 2025 |
| Lynx1 Capital Management LP |
13F
13D/G
Company
|
4.1%
from 13D/G
|
$5,418,122
985,113 shares
|
— | 31 Mar 2026 |
| NOVARTIS PHARMA AG |
3/4/5
13D/G
10%+ Owner
|
3.7%
from 13D/G
|
$4,590,753
12,407,440 shares
|
— | 15 Jun 2022 |
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Net insider flow leans to selling over the last 12 months. Net value: -$447,272.
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 7,081 | 107,624 | $33,714 | $431,271 | -$397,557 |
| 6-9 | 4,100 | 5,377 | $20,265 | $34,897 | -$14,632 |
| 9-12 | 6,758 | 14,827 | $28,080 | $63,163 | -$35,083 |
Reporting owners
Showing 1-19 of 19 reporting-owner rows connected to PRECISION BIOSCIENCES INC. Open a relationship link for the CIK-to-CIK filing trail.
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| NOVARTIS PHARMA AG | 10%+ Owner | $4,590,753 | Mixed | 15 Jun 2022 | ||
| Derek Jantz | Chief Scientific Officer, Director | $1,509,439 | Mixed | 07 Jun 2022 | ||
| Michael Amoroso | President and CEO, Director | $934,625 | -$246,183 | -21% | Filing P/S | 01 Jun 2026 |
| Matthew R. Kane | President and CEO, Director | $749,324 | Mixed | 07 Jun 2021 | ||
| J. Jefferson Smith | Chief Research Officer | $500,236 | -$60,018 | -11% | Mixed | 01 Jun 2026 |
| John Alexander Kelly | Chief Financial Officer | $483,390 | -$164,220 | -25% | Filing P/S | 01 Jun 2026 |
| Kevin Buehler | Director | $388,165 | +$21,116 | +5.8% | Mixed | 03 Jun 2026 |
| Geno J. Germano | Director | $364,768 | +$14,160 | +4% | Mixed | 03 Jun 2026 |
| Melinda Brown | Director | $361,815 | +$20,673 | +6.1% | Mixed | 03 Jun 2026 |
| Stanley Frankel | Director | $340,541 | +$26,109 | +8.3% | Mixed | 03 Jun 2026 |
| Shari Lisa Pire | Director | $310,566 | Mixed | 03 Jun 2026 | ||
| Dario Scimeca | General Counsel and Secretary | $216,794 | -$58,909 | -21% | Filing P/S | 01 Jun 2026 |
| Samuel C. Wadsworth | Director | $161,277 | Mixed | 04 Jun 2024 | ||
| Alan List | Chief Medical Officer | $56,440 | Mixed | 01 May 2024 | ||
| David S. Thomson | Chief Operating Officer | $41,260 | Mixed | 23 Jun 2021 | ||
| Shane Barton | VP & Corporate Controller | $12,418 | Mixed | 07 Jun 2023 | ||
| Fayaz Khazi | CEO of Elo Life Systems | $8,880 | Mixed | 07 Jun 2021 | ||
| Shalini Sharp | Director | Mixed | 10 May 2021 | |||
| Raymond F. Schinazi | Director | Mixed | 10 May 2022 |
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Melinda Brown | DTIL | Restricted Stock Units | Award | 20,979 | 20,979 | 03 Jun 2026 | Direct | |||
| Stanley Frankel | DTIL | Restricted Stock Units | Award | 20,979 | 20,979 | 03 Jun 2026 | Direct | |||
| Geno J. Germano | DTIL | Restricted Stock Units | Award | 20,979 | 20,979 | 03 Jun 2026 | Direct | |||
| Shari Lisa Pire | DTIL | Restricted Stock Units | Award | 20,979 | 20,979 | 03 Jun 2026 | Direct | |||
| Kevin Buehler | DTIL | Restricted Stock Units | Award | 20,979 | 20,979 | 03 Jun 2026 | Direct | |||
| J. Jefferson Smith | DTIL | Restricted Stock Units | Award | 57,389 | 57,389 | 01 Jun 2026 | Direct | |||
| Dario Scimeca | DTIL | Restricted Stock Units | Award | 107,604 | 107,604 | 01 Jun 2026 | Direct | |||
| John Alexander Kelly | DTIL | Restricted Stock Units | Award | 193,688 | 193,688 | 01 Jun 2026 | Direct | |||
| Michael Amoroso | DTIL | Restricted Stock Units | Award | 573,888 | 573,888 | 01 Jun 2026 | Direct | |||
| Kevin Buehler | DTIL | Common Stock | Options Exercise | 74.6% | 21,000 | 49,137 | 20 May 2026 | Direct | ||
| Kevin Buehler | DTIL | Restricted Stock Units | Options Exercise | -100% | -21,000 | 0 | 20 May 2026 | Direct | ||
| Stanley R. Frankel | DTIL | Common Stock | Options Exercise | 107.8% | 21,000 | 40,478 | 20 May 2026 | Direct | ||
| Stanley R. Frankel | DTIL | Restricted Stock Units | Options Exercise | -100% | -21,000 | 0 | 20 May 2026 | Direct | ||
| Melinda Brown | DTIL | Common Stock | Options Exercise | 90% | 21,000 | 44,346 | 20 May 2026 | Direct | ||
| Melinda Brown | DTIL | Restricted Stock Units | Options Exercise | -100% | -21,000 | 0 | 20 May 2026 | Direct | ||
| Shari Lisa Pire | DTIL | Common Stock | Options Exercise | 149.7% | 21,000 | 35,028 | 20 May 2026 | Direct | ||
| Shari Lisa Pire | DTIL | Restricted Stock Units | Options Exercise | -100% | -21,000 | 0 | 20 May 2026 | Direct | ||
| Geno J. Germano | DTIL | Common Stock | Options Exercise | 87.9% | 21,000 | 44,883 | 20 May 2026 | Direct | ||
| Geno J. Germano | DTIL | Restricted Stock Units | Options Exercise | -100% | -21,000 | 0 | 20 May 2026 | Direct | ||
| Michael Amoroso | DTIL | Common Stock | Sale | -7.79% | $78,947 | $3.84 | -20,559 | 243,392 | 18 Feb 2026 | Direct |
| John Alexander Kelly | DTIL | Common Stock | Sale | -6.08% | $31,292 | $3.84 | -8,149 | 125,883 | 18 Feb 2026 | Direct |
| Dario Scimeca | DTIL | Common Stock | Sale | -8.02% | $18,912 | $3.84 | -4,925 | 56,457 | 18 Feb 2026 | Direct |
| J. Jefferson Smith | DTIL | Common Stock | Sale | -3.88% | $18,912 | $3.84 | -4,925 | 121,926 | 18 Feb 2026 | Direct |
| Michael Amoroso | DTIL | Common Stock | Options Exercise | 34.6% | 67,797 | 263,951 | 17 Feb 2026 | Direct | ||
| Michael Amoroso | DTIL | Restricted Stock Units | Options Exercise | -33.3% | -67,797 | 135,593 | 17 Feb 2026 | Direct | ||
| John Alexander Kelly | DTIL | Common Stock | Options Exercise | 25.9% | 27,584 | 134,032 | 17 Feb 2026 | Direct | ||
| John Alexander Kelly | DTIL | Restricted Stock Units | Options Exercise | -33.3% | -27,584 | 55,166 | 17 Feb 2026 | Direct | ||
| Dario Scimeca | DTIL | Common Stock | Options Exercise | 37.3% | 16,667 | 61,382 | 17 Feb 2026 | Direct | ||
| Dario Scimeca | DTIL | Restricted Stock Units | Options Exercise | -33.3% | -16,667 | 33,333 | 17 Feb 2026 | Direct | ||
| J. Jefferson Smith | DTIL | Common Stock | Options Exercise | 15.1% | 16,667 | 126,851 | 17 Feb 2026 | Direct | ||
| J. Jefferson Smith | DTIL | Restricted Stock Units | Options Exercise | -33.3% | -16,667 | 33,333 | 17 Feb 2026 | Direct | ||
| Michael Amoroso | DTIL | Common Stock | Sale | -15.1% | $145,112 | $4.17 | -34,799 | 196,154 | 22 Jan 2026 | Direct |
| Dario Scimeca | DTIL | Common Stock | Sale | -16.5% | $35,682 | $4.03 | -8,854 | 44,715 | 21 Jan 2026 | Direct |
| John Alexander Kelly | DTIL | Common Stock | Sale | -12.5% | $61,308 | $4.03 | -15,213 | 106,448 | 21 Jan 2026 | Direct |
| J. Jefferson Smith | DTIL | Common Stock | Sale | -8.47% | $41,106 | $4.03 | -10,200 | 110,184 | 21 Jan 2026 | Direct |
| J. Jefferson Smith | DTIL | Common Stock | Options Exercise | 15.6% | 16,219 | 120,384 | 21 Jan 2026 | Direct | ||
| Michael Amoroso | DTIL | Common Stock | Options Exercise | 99.8% | 115,378 | 230,953 | 20 Jan 2026 | Direct | ||
| Michael Amoroso | DTIL | Restricted Stock Units | Options Exercise | -100% | -115,378 | 0 | 20 Jan 2026 | Direct | ||
| Dario Scimeca | DTIL | Common Stock | Options Exercise | 89.6% | 25,311 | 53,569 | 20 Jan 2026 | Direct | ||
| Dario Scimeca | DTIL | Restricted Stock Units | Options Exercise | -100% | -25,311 | 0 | 20 Jan 2026 | Direct | ||
| John Alexander Kelly | DTIL | Common Stock | Options Exercise | 57.4% | 44,363 | 121,661 | 20 Jan 2026 | Direct | ||
| John Alexander Kelly | DTIL | Restricted Stock Units | Options Exercise | -100% | -44,363 | 0 | 20 Jan 2026 | Direct | ||
| J. Jefferson Smith | DTIL | Common Stock | Options Exercise | 14.2% | 12,947 | 104,165 | 20 Jan 2026 | Direct | ||
| J. Jefferson Smith | DTIL | Restricted Stock Units | Options Exercise | -100% | -29,166 | 0 | 20 Jan 2026 | Direct | ||
| Geno J. Germano | DTIL | Common Stock | Purchase | 14.4% | $14,160 | $4.72 | 3,000 | 23,883 | 16 Dec 2025 | Direct |
| Stanley R. Frankel | DTIL | Common Stock | Purchase | 16.1% | $12,690 | $4.70 | 2,700 | 19,478 | 16 Dec 2025 | Direct |
| Melinda Brown | DTIL | Common Stock | Purchase | 6.29% | $6,864 | $4.97 | 1,381 | 23,346 | 15 Dec 2025 | Direct |
| John Alexander Kelly | DTIL | Common Stock | Sale | -1.66% | $8,456 | $6.49 | -1,303 | 77,298 | 03 Nov 2025 | Direct |
| Dario Scimeca | DTIL | Common Stock | Sale | -2.3% | $4,316 | $6.49 | -665 | 28,258 | 03 Nov 2025 | Direct |
| Michael Amoroso | DTIL | Common Stock | Sale | -2.87% | $22,124 | $6.49 | -3,409 | 115,575 | 03 Nov 2025 | Direct |