SEC Insider Transactions from Savitz Ryan.

Last updated: 2026-04-01 23:06 UTC | Total transactions: 23

Savitz Ryan, CFO and CBO of Dianthus Therapeutics ($DNTH), sold shares on the open market twice in the last year for a total of $1.6 million. His most recent sale occurred on December 4, 2025. These transactions rank 3,918th out of 11,678 insiders in the database, well below the average sale amount of $8.6 million across 6.4 transactions. Savitz Ryan made no open market purchases during this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO M Stock Option (Right to Buy) 40000 $0.00 80,000.0000 42,876,015 33.33% 0.09%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO M Common Stock 74367 $8.44 74,367.0000 42,876,015 9999.99% 0.17%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO M Common Stock 40000 $17.88 114,367.0000 42,876,015 53.79% 0.09%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO S Common Stock 1390 $78.33 112,977.0000 42,876,015 1.22% 0.00%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO S Common Stock 21825 $78.86 91,152.0000 42,876,015 19.32% 0.05%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO S Common Stock 1485 $80.25 89,667.0000 42,876,015 1.63% 0.00%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO S Common Stock 800 $81.36 88,867.0000 42,876,015 0.89% 0.00%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO S Common Stock 2366 $82.84 86,501.0000 42,876,015 2.66% 0.01%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO S Common Stock 59800 $83.90 26,701.0000 42,876,015 69.13% 0.14%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO S Common Stock 19469 $84.57 7,232.0000 42,876,015 72.91% 0.05%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO S Common Stock 7232 $85.54 0.0000 42,876,015 100.00% 0.02%
March 31, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO M Stock Option (Right to Buy) 74367 $0.00 10,399.0000 42,876,015 87.73% 0.17%
Feb. 3, 2026 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan EVP, CFO & CBO A Stock Option (Right to Buy) 150000 $0.00 150,000.0000 42,876,015 9999.99% 0.35%
Dec. 4, 2025 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan CFO & CBO M Stock Option (Right to Buy) 20000 $0.00 84,766.0000 42,876,015 30.88% 0.05%
Dec. 4, 2025 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan CFO & CBO M Common Stock 20000 $8.44 20,000.0000 42,876,015 9999.99% 0.05%
Dec. 4, 2025 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan CFO & CBO S Common Stock 20000 $45.18 0.0000 42,876,015 100.00% 0.05%
Sept. 23, 2025 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan CFO & CBO A Stock Option (Right to Buy) 60000 $0.00 60,000.0000 32,125,179 9999.99% 0.19%
Sept. 9, 2025 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan CFO & CBO M Stock Option (Right to Buy) 20000 $0.00 104,766.0000 32,125,179 23.59% 0.06%
Sept. 9, 2025 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan CFO & CBO M Common Stock 20000 $8.44 20,000.0000 32,125,179 9999.99% 0.06%
Sept. 9, 2025 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan CFO & CBO S Common Stock 20000 $35.00 0.0000 32,125,179 100.00% 0.06%
Feb. 3, 2025 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan CFO & CBO A Stock Option (Right to Buy) 150000 $0.00 150,000.0000 0 9999.99% 0.00%
May 23, 2024 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan CFO & CBO A Stock Option (Right to Buy) 100000 $0.00 100,000.0000 0 9999.99% 0.00%
Jan. 24, 2024 Dianthus Therapeutics, Inc. /DE/ $DNTH Savitz Ryan CHIEF FINANCIAL OFFICER A Stock Option (Right to Buy) 120000 $0.00 120,000.0000 0 9999.99% 0.00%