Dianthus Therapeutics, Inc. (DNTH) Insider Trading
Over the last 3 months, DNTH insiders made 0 open-market buys and 26 sales, a net sale of -$31.2M (SEC Form 4). Over the last 6 months, 174 institutions increased and 80 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
26
Net (3m)
-$31.2M
Insider trades by month Buys Sells
Nov
Dec
Mar
Apr
May
Jun
Context3-month price +37%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 2, 2026 | Randhawa Simratofficer: EVP, Head of R&D | Sell | 4,159 | $91.37 |
| Jun 2, 2026 | Randhawa Simratofficer: EVP, Head of R&D | Option | 3,998 | $8.44 |
| Jun 2, 2026 | Randhawa Simratofficer: EVP, Head of R&D | Option | 6,908 | $17.88 |
| Jun 2, 2026 | Randhawa Simratofficer: EVP, Head of R&D | Option | 6,249 | $21.77 |
| Jun 2, 2026 | Randhawa Simratofficer: EVP, Head of R&D | Option | 9,375 | $22.07 |
| Jun 2, 2026 | Randhawa Simratofficer: EVP, Head of R&D | Sell | 5,428 | $89.72 |
| Jun 2, 2026 | Randhawa Simratofficer: EVP, Head of R&D | Sell | 16,943 | $90.72 |
| May 22, 2026 | KANGO SUJAYdirector | Grant | 6,090 | $89.63 |
| May 22, 2026 | Violin Jonathandirector | Grant | 6,090 | $89.63 |
| May 22, 2026 | Soteropoulos Pauladirector | Grant | 6,090 | $89.63 |
| May 22, 2026 | Lawton Alison Francesdirector | Grant | 6,090 | $89.63 |
| May 22, 2026 | McGeorge Annedirector | Grant | 6,090 | $89.63 |
| May 22, 2026 | Romano Steven J.director | Grant | 6,090 | $89.63 |
| May 22, 2026 | Read Simondirector | Grant | 6,090 | $89.63 |
| May 11, 2026 | Soteropoulos Pauladirector | Option | 599 | $8.44 |
| May 11, 2026 | Soteropoulos Pauladirector | Sell | 599 | $85.47 |
| Apr 10, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Option | 8,224 | $17.88 |
| Apr 10, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Sell | 8,224 | $89.84 |
| Apr 1, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Sell | 1,390 | $78.33 |
| Apr 1, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Option | 74,367 | $8.44 |
| Apr 1, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Sell | 7,232 | $85.54 |
| Apr 1, 2026 | Soteropoulos Pauladirector | Option | 599 | $8.44 |
| Apr 1, 2026 | Soteropoulos Pauladirector | Sell | 599 | $80.11 |
| Apr 1, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Option | 40,000 | $17.88 |
| Apr 1, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Sell | 21,825 | $78.86 |
| Apr 1, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Sell | 1,485 | $80.25 |
| Apr 1, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Sell | 800 | $81.36 |
| Apr 1, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Sell | 2,366 | $82.84 |
| Apr 1, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Sell | 59,800 | $83.90 |
| Apr 1, 2026 | Savitz Ryanofficer: EVP, CFO & CBO | Sell | 19,469 | $84.57 |
Source: DNTH SEC Form 4 filings, latest Jun 2, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their DNTH positions over the last 6 months (SEC Form 13F).
Increased
174
New positions
131
Reduced
80
Sold out
36
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| FMR LLC | Increased | 7.8M | May 15, 2026 |
| FMR LLC | Increased | 6.4M | Feb 17, 2026 |
| BLACKROCK, INC. | Increased | 3.2M | May 13, 2026 |
| RA CAPITAL MANAGEMENT, L.P. | Increased | 2.6M | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Increased | 2.6M | May 15, 2026 |
| FAIRMOUNT FUNDS MANAGEMENT LLC | Increased | 2.5M | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 2.5M | Feb 17, 2026 |
| OCTAGON CAPITAL ADVISORS LP | Unchanged | 2.4M | Feb 17, 2026 |
| FAIRMOUNT FUNDS MANAGEMENT LLC | Reduced | 2.1M | Feb 17, 2026 |
| AVIDITY PARTNERS MANAGEMENT LP | Unchanged | 2.1M | May 28, 2026 |
| AVIDITY PARTNERS MANAGEMENT LP | Reduced | 2.1M | Feb 13, 2026 |
| VANGUARD GROUP INC | Increased | 2.0M | Jan 29, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 2.0M | May 15, 2026 |
| OCTAGON CAPITAL ADVISORS LP | Reduced | 1.9M | May 15, 2026 |
| BLACKROCK, INC. | Increased | 1.9M | Feb 12, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.