Mineralys Therapeutics, Inc. (MLYS) Insider Ownership

Historic Insider Ownership Trends

MLYS's three largest insider shareholders as of March 23, 2026 are Brian Taylor Slingsby (Director, 7.91Mn shares), Biocapital Gp, Llc Samsara (TenPercentOwner, 5.67Mn shares), Jon Congleton (Chief Executive Officer, 780.05K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Brian Taylor Slingsby 0 7,910,038 20 Feb, 2026
Biocapital Gp, Llc Samsara 0 5,674,916 17 Mar, 2025
David Malcom Rodman Chief Medical Officer 76,140 0 17 Mar, 2026
Glenn Sblendorio 6,200 0 20 Feb, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
17 Mar, 2026 David Malcom Rodman Common Stock A 417 $15.44 76,557 D M
17 Mar, 2026 David Malcom Rodman Common Stock D 417 $25.65 76,140 D S
17 Mar, 2026 David Malcom Rodman Stock Option D 417 $0.00 5,000 D M
12 Mar, 2026 David Malcom Rodman Common Stock A 6,348 $1.08 88,837 D M
12 Mar, 2026 David Malcom Rodman Common Stock D 6,348 $27.37 82,489 D S
13 Mar, 2026 David Malcom Rodman Common Stock A 3,542 $10.20 86,031 D M
13 Mar, 2026 David Malcom Rodman Common Stock A 4,167 $14.25 90,198 D M
13 Mar, 2026 David Malcom Rodman Common Stock D 10,726 $25.91 79,472 D S
13 Mar, 2026 David Malcom Rodman Common Stock D 3,079 $27.37 76,393 D S
13 Mar, 2026 David Malcom Rodman Common Stock D 253 $27.82 76,140 D S
12 Mar, 2026 David Malcom Rodman Stock Option D 6,348 $0.00 25,395 D M
13 Mar, 2026 David Malcom Rodman Stock Option D 3,542 $0.00 123,959 D M
13 Mar, 2026 David Malcom Rodman Stock Option D 4,167 $0.00 95,834 D M
09 Mar, 2026 David Malcom Rodman Common Stock A 2,171 $16.00 84,660 D M
09 Mar, 2026 David Malcom Rodman Common Stock D 2,171 $26.84 82,489 D S
09 Mar, 2026 David Malcom Rodman Stock Option D 2,171 $0.00 23,876 D M
19 Feb, 2026 Glenn Sblendorio Common Stock A 6,200 $0.00 6,200 D A
19 Feb, 2026 David Malcom Rodman Common Stock A 38,400 $0.00 82,489 D A
19 Feb, 2026 Brian Taylor Slingsby Common Stock A 6,200 $0.00 6,200 D A
19 Feb, 2026 Glenn Sblendorio Stock Option A 8,300 $0.00 8,300 D A