CDTX insider buying – Cidara Therapeutics, Inc.
23 insider purchases since 2016 worth $103.2M by 9 different insiders. Last 12 months: 1 purchases, $339,051. Most recent filing: 2026-01-07.
Same time range as the chart above - each mark sits under the week of the trade. Circles = purchases (height = price paid, size = amount), red triangles = open-market sales of $50k+. Prices as reported, not adjusted for later stock splits. 14 older purchases (before the 5-year window) are listed in the table below.
Purchases are open-market buys (SEC Form 4, code "P") - insiders paying with their own money. Sales are open-market sales (code "S") of $50,000 or more; many sales are pre-planned (Rule 10b5-1) or made for taxes and diversification. Each row links to the original filing.
Bought, sold, still holding?
| Insider | Bought | First / last buy | Sold since 2016 | Holds now* | Status |
|---|---|---|---|---|---|
| Kolchinsky Peter Director | $100.0M 1× · 2,272,727 sh | 2025-06-26 2025-06-26 | – | 3,365,523 shares as of 2025-06-30 | Holds - never sold |
| Stein Jeffrey CEO | $2.2M 13× · 567,088 sh | 2016-05-20 2024-06-07 | – | 150,147 shares as of 2026-01-07 | Holds - never sold |
| BIOTECH TARGET N V 10% Owner | $454,200 1× · 60,000 sh | 2017-11-15 2017-11-15 | – | 2,295,272 shares as of 2017-11-16 | Holds - never sold |
| Levine James E. CFO | $157,800 2× · 80,000 sh | 2019-09-24 2020-11-10 | – | 119,803 shares as of 2021-03-19 | Holds - never sold |
| Forrest Kevin Officer | $147,100 2× · 16,856 sh | 2016-05-20 2017-03-31 | – | 72,354 shares as of 2017-04-04 | Holds - never sold |
| Sandison Taylor Officer | $118,000 1× · 20,000 sh | 2017-06-06 2017-06-06 | – | 23,067 shares as of 2024-09-13 | Holds - never sold |
| Mineo Chrysa Director | $73,894 1× · 3,320 sh | 2025-06-02 2025-06-02 | – | 0 shares as of 2026-01-07 | Sold everything |
| Shah Preetam CFO | $30,800 1× · 20,000 sh | 2021-11-12 2021-11-12 | – | 335,960 shares as of 2024-03-20 | Holds - never sold |
| Franson Timothy R Director | $14,840 1× · 7,000 sh | 2021-09-13 2021-09-13 | – | 11,000 shares as of 2021-09-14 | Holds - never sold |
* Shares held after the insider's most recent SEC filing for this company (all share classes, direct and indirect). If an insider stops filing, later changes are not known.
Insider buying and selling by year
| Year | Purchases | Bought | Buyers | Sales | Sold |
|---|---|---|---|---|---|
| 2026 | 1 | $339,051 | 1 | – | – |
| 2025 | 2 | $100.1M | 2 | 1 | $2.2M |
| 2024 | 1 | $105,680 | 1 | – | – |
| 2023 | 2 | $100,000 | 1 | – | – |
| 2021 | 4 | $211,840 | 3 | – | – |
| 2020 | 2 | $200,500 | 2 | – | – |
| 2019 | 2 | $157,575 | 2 | – | – |
| 2018 | 1 | $1.0M | 1 | – | – |
| 2017 | 6 | $908,206 | 4 | – | – |
| 2016 | 2 | $99,833 | 2 | – | – |
Insider purchases
| Filed | Insider | Role | Shares | Avg price | Value | Holdings | Filing |
|---|---|---|---|---|---|---|---|
| 2026-01-07 | Stein Jeffrey | CEO | 4,262 | $79.55 | $339,051 | +6.5% | SEC |
| 2025-06-30 | Kolchinsky Peter | Director | 2,272,727 | $44.00 | $100.0M | +208.0% | SEC |
| 2025-06-04 | Mineo Chrysa | Director | 3,320 | $22.26 | $73,894 | SEC | |
| 2024-06-11 | Stein Jeffrey | CEO | 8,000 | $13.21 | $105,680 | +48.3% | SEC |
| 2023-08-08 | Stein Jeffrey | CEO | 50,000 | $0.96 | $48,000 | +17.8% | SEC |
| 2023-03-27 | Stein Jeffrey | CEO | 50,000 | $1.04 | $52,000 | +21.6% | SEC |
| 2021-11-15 | Stein Jeffrey | CEO | 50,000 | $1.59 | $79,500 | +12.0% | SEC |
| 2021-11-15 | Shah Preetam | CFO | 20,000 | $1.54 | $30,800 | SEC | |
| 2021-09-14 | Franson Timothy R | Director | 7,000 | $2.12 | $14,840 | +175.0% | SEC |
| 2021-08-19 | Stein Jeffrey | CEO | 50,000 | $1.73 | $86,700 | +13.7% | SEC |
| 2020-11-12 | Stein Jeffrey | CEO | 50,000 | $2.00 | $100,000 | +16.8% | SEC |
| 2020-11-12 | Levine James E. | CFO | 50,000 | $2.01 | $100,500 | SEC | |
| 2019-09-26 | Stein Jeffrey | CEO | 52,500 | $1.91 | $100,275 | +30.3% | SEC |
| 2019-09-26 | Levine James E. | CFO | 30,000 | $1.91 | $57,300 | +17.1% | SEC |
| 2018-05-24 | Stein Jeffrey | CEO | 212,766 | $4.70 | $1.0M | +383.0% | SEC |
| 2017-11-16 | BIOTECH TARGET N V | 10% Owner | 60,000 | $7.57 | $454,200 | +2.7% | SEC |
| 2017-09-12 | Stein Jeffrey | CEO | 7,350 | $6.79 | $49,906 | +16.5% | SEC |
| 2017-06-08 | Sandison Taylor | Officer | 20,000 | $5.90 | $118,000 | +351.2% | SEC |
| 2017-06-07 | Stein Jeffrey | CEO | 15,000 | $5.95 | $89,250 | +50.8% | SEC |
| 2017-04-04 | Stein Jeffrey | CEO | 12,900 | $7.75 | $99,975 | +90.2% | SEC |
| 2017-04-04 | Forrest Kevin | Officer | 12,500 | $7.75 | $96,875 | +20.9% | SEC |
| 2016-05-23 | Stein Jeffrey | CEO | 4,310 | $11.51 | $49,608 | +2.2% | SEC |
| 2016-05-23 | Forrest Kevin | CFO | 4,356 | $11.53 | $50,225 | +8.1% | SEC |
Insider sales
| Filed | Insider | Role | Shares | Avg price | Value | Type | Filing |
|---|---|---|---|---|---|---|---|
| 2025-12-12 | Ward Shane | Officer | 9,959 | $220.08 | $2.2M | Sale | SEC |
Compiled automatically from public SEC filings. Not investment advice. Get every new insider purchase in the daily report.
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