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| Keyboard |
| Castle Biosciences Inc | |
|---|---|
| Ticker | CSTL |
| CIK # | 0001447362 |
| CUSIP | 14843C105 |
| Sector | Life Sciences - Services-Medical Laboratories |
| Address | 820 S Friendswood Drive Suite 201, Friendswood, TX 77546 |
| Source | [EDGAR] |
| Reg D Offering (Form D) | Filed | Raised | Terms |
|---|---|---|---|
| Castle Biosciences Inc | 2019-07-30 | 10.0 M | Exemption: 506(b) · Remaining: $10,000,000 · Duration: One year or less · Revenue: Decline to Disclose |
| CIK | Filing | 2011 - 2026 |
|---|---|---|
| [0001447362] | 10-K | |
| [0001447362] | 10-Q | |
| [0001447362] | 3 | |
| [0001447362] | 4 | |
| [0001447362] | 5 | |
| [0001447362] | 8-K | |
| [0001447362] | D | |
| [0001447362] | SC 13D | |
| [0001447362] | SC 13G |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
Maetzold Derek J
Common Stock
|
2026-03-26 | Sell | 1,357 | $25.55 | 34,671 |
|
Cotton Rodney
Restricted Stock Units · derivative
|
2026-03-26 | Option exercise | 5,329 | $0.00 | |
|
Maetzold Derek J
Common Stock
|
2026-03-26 | Sell | 278 | $25.55 | 7,103 |
|
Maetzold Derek J
Common Stock
|
2026-03-26 | Sell | 278 | $25.55 | 7,103 |
|
Maetzold Derek J
Common Stock
|
2026-03-26 | Sell | 278 | $25.55 | 7,103 |
|
Maetzold Derek J
Common Stock
|
2026-03-26 | Sell | 1,153 | $25.55 | 29,459 |
|
Maetzold Derek J
Common Stock
|
2026-03-26 | Sell | 550 | $25.55 | 14,052 |
|
Maetzold Derek J
Common Stock
|
2026-03-26 | Option exercise | 550 | $2.39 | 1,314 |
|
Cotton Rodney
Common Stock
|
2026-03-26 | Option exercise | 5,329 | ||
|
Maetzold Derek J
Common Stock
|
2026-03-26 | Sell | 278 | $25.55 | 7,103 |
|
Maetzold Derek J
Stock option (right to buy) · derivative
|
2026-03-26 | Option exercise | 550 | $0.00 | |
|
Maetzold Derek J
Common Stock
|
2026-03-18 | Sell | 650 | $25.39 | 16,504 |
|
Maetzold Derek J
Common Stock
|
2026-03-17 | Sell | 18,650 | $25.93 | 483,594 |
|
Maetzold Derek J
Common Stock
|
2026-03-16 | Sell | 126 | $26.68 | 3,362 |
|
Maetzold Derek J
Common Stock
|
2026-03-16 | Sell | 17,449 | $25.96 | 452,976 |
|
Maetzold Derek J
Common Stock
|
2026-03-13 | Sell | 13,204 | $25.45 | 336,042 |
|
Juvenal Tobin W
Common Stock
|
2026-03-12 | Sell | 20,863 | $25.24 | 526,582 |
|
Maetzold Derek J
Common Stock
|
2026-03-12 | Sell | 23,179 | $25.28 | 585,965 |
|
Maetzold Derek J
Common Stock
|
2026-03-11 | Sell | 279 | $26.11 | 7,285 |
|
Maetzold Derek J
Common Stock
|
2026-03-11 | Option exercise | 6,226 | $2.39 | 14,880 |
| showing 20 of 200 most recent transactions | |||||
| 13F Ownership Over Time | Holders | Shares Held |
|---|---|---|
| 2026-03-31 | 187 | 26,869,846 |
| 2025-12-31 | 196 | 26,915,237 |
| 2025-09-30 | 173 | 26,154,662 |
| 2025-06-30 | 152 | 25,770,625 |
| 2025-03-31 | 181 | 25,026,153 |
| 2024-12-31 | 200 | 26,112,891 |
| 2024-09-30 | 189 | 25,591,506 |
| 2024-06-30 | 161 | 25,391,326 |
| 2024-03-31 | 153 | 26,190,870 |
| 2023-12-31 | 154 | 24,212,776 |
| 2023-09-30 | 136 | 22,622,458 |
| 2023-06-30 | 131 | 22,476,374 |
| Form 13F Holdings | ||||
|---|---|---|---|---|
| Firm | Period | DFND | Voting | Shares |
| Wasatch Advisors LP | [2026-06-30] | SOLE | 279,349 | 279,349 |
| Y-Intercept Hong Kong Ltd | [2026-06-30] | SOLE | 31,916 | 31,916 |
| First Bank & Trust | [2026-06-30] | SOLE | 18,591 | 18,591 |
| Counterpoint Mutual Funds LLC | [2026-06-30] | SOLE | 16,510 | 16,510 |
| Curated Wealth Partners LLC | [2026-06-30] | OTR | 0 | 15,000 |
| Farther Finance Advisors LLC | [2026-06-30] | SOLE | 0 | 1,806 |
| Alaska Retirement Management Board | [2026-06-30] | SOLE | 1,553 | 1,553 |
| First Horizon Corp | [2026-06-30] | DFND | 0 | 662 |
| Hughes Financial Services LLC | [2026-06-30] | SOLE | 436 | 436 |
| Versant Capital Management Inc | [2026-06-30] | SOLE | 126 | 126 |
| BFSG LLC | [2026-06-30] | SOLE | 0 | 90 |
| IFP Advisors LLC | [2026-06-30] | SOLE | 60 | 60 |
| Spire Wealth Management | [2026-06-30] | SOLE | 0 | 50 |
| True Wealth Design LLC | [2026-06-30] | SOLE | 0 | 42 |
| Gamma Investing LLC | [2026-06-30] | DFND | 19 | 19 |
| Fortitude Family Office LLC | [2026-06-30] | SOLE | 1 | 1 | Prev | Page 1 | Next |