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CIK 0001690585 · Non-accelerated filer<br>Smaller reporting company

Dianthus Therapeutics, Inc. /DE/

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Ticker
DNTH
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
DE
Entity type
operating
Phone
929-999-4055
Business address
7 TIMES SQUARE, 43RD FLOOR, NEW YORK, NY, 10036
Former names
Magenta Therapeutics, Inc.
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$16,043,610
in 4 filings, $16.0M under 10b5-1 plans

Net −$16,043,610. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Savitz Ryan −$11.2M EVP, CFO & CBO sold 100% of stake
  2. Randhawa Simrat −$2.5M EVP, Head of R&D sold 85% of stake
  3. CARR EDWARD −$2.0M CHIEF ACCOUNTING OFFICER sold 100% of stake
  4. Read Simon −$327K Director sold 100% of stake
Date Insider Transaction Shares Price Value Owned after
2026-11-12 Savitz Ryan EVP, CFO & CBO Option exercise 10b5-1 +1,339 $21.77 $29K 1,339
2026-11-12 Savitz Ryan EVP, CFO & CBO Option exercise 10b5-1 +16,385 $22.07 $362K 17,724
2026-11-12 Savitz Ryan EVP, CFO & CBO Sale 10b5-1 −17,724 $90.56 $1.6M 0
2026-11-12 Savitz Ryan EVP, CFO & CBO Option exercise · Stock Option (Right to Buy) 10b5-1 −1,339 43,759
2026-11-12 Savitz Ryan EVP, CFO & CBO Option exercise · Stock Option (Right to Buy) 10b5-1 −16,385 90,625
2026-11-11 Savitz Ryan EVP, CFO & CBO Option exercise 10b5-1 +1,744 $21.77 $38K 1,744
2026-11-11 Savitz Ryan EVP, CFO & CBO Option exercise 10b5-1 +1,300 $22.07 $29K 3,044
2026-11-11 Savitz Ryan EVP, CFO & CBO Sale 10b5-1 −3,044 $90.03 $274K 0
2026-11-11 Savitz Ryan EVP, CFO & CBO Option exercise · Stock Option (Right to Buy) 10b5-1 −1,744 45,098
2026-11-11 Savitz Ryan EVP, CFO & CBO Option exercise · Stock Option (Right to Buy) 10b5-1 −1,300 107,010
2026-11-10 Savitz Ryan EVP, CFO & CBO Option exercise 10b5-1 +1,301 $21.77 $28K 1,301
2026-11-10 Savitz Ryan EVP, CFO & CBO Option exercise 10b5-1 +1,260 $22.07 $28K 2,561
2026-11-10 Savitz Ryan EVP, CFO & CBO Sale 10b5-1 −2,561 $90.14 $231K 0
2026-11-10 Savitz Ryan EVP, CFO & CBO Option exercise · Stock Option (Right to Buy) 10b5-1 −1,301 46,842
2026-11-10 Savitz Ryan EVP, CFO & CBO Option exercise · Stock Option (Right to Buy) 10b5-1 −1,260 108,310
2026-11-09 Savitz Ryan EVP, CFO & CBO Option exercise 10b5-1 +29,276 $17.88 $523K 29,276
2026-11-09 Savitz Ryan EVP, CFO & CBO Option exercise 10b5-1 +20,608 $21.77 $449K 49,884
2026-11-09 Savitz Ryan EVP, CFO & CBO Option exercise 10b5-1 +40,430 $22.07 $892K 90,314
2026-11-09 Savitz Ryan EVP, CFO & CBO Option exercise 10b5-1 +10,399 $8.44 $88K 100,713
2026-11-09 Savitz Ryan EVP, CFO & CBO Sale 10b5-1 −300 $85.16 $26K 100,413

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