InsidersTradesSigma
Total declarations
Companies
▲ Purchases (8 ops.)
▼ Sales (12 ops.)
Insider track record
CEODisclosed buys
8
Disclosed sells
12
T+90 hit rate
70%
T+90 mean return
+22.3%
Across 10 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the full record of transactions filed by Castagna Michael, Chairman & CEO. Director active across 2 companies, notably Mannkind CORP. Cumulatively, 45 filings have been recorded. Breakdown: 8 buys · 12 sells. Total volume traded: €588k. History available since 18 May 2021. The latest transaction was disclosed on 19 May 2025 (Retenue fiscale). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations45 total
26,114 shares@ US$4.371.4% of flowCommon Stock, $0.01 Par ValueSEC:0000950170-25-075538:0
27,000 shares@ US$4.561.5% of flowCommon Stock, $0.01 Par ValueSEC:0000950170-25-073801:0
298,560 shares0Common Stock, $0.01 Par ValueSEC:0000950170-25-073078:0
39,500 shares0Common Stock, $0.01 Par ValueSEC:0000950170-25-051315:0
56,085 shares@ US$5.383.7% of flowCommon Stock, $0.01 Par ValueSEC:0000950170-24-102043:0
5,000 shares@ US$3.090.2% of flowCommon Stock, $0.01 Par ValueSEC:0000950170-24-084404:0
221,480 shares@ US$4.5912.7% of flowCommon Stock, $0.01 Par ValueSEC:0000950170-24-063261:0
465,000 shares0Common Stock, $.01 Par ValueSEC:0000950170-24-062071:0
34,830 shares@ US$4.321.9% of flowCommon Stock, $.01 Par ValueSEC:0000950170-24-059961:0
4,635 shares@ US$3.460.2% of flowCommon Stock, $0.01 Par ValueSEC:0001209191-24-002738:0
10,000 shares@ US$4.000.5% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-058899:0
10,000 shares@ US$4.250.5% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-054255:0
10,000 shares@ US$4.080.5% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-051766:0
10,000 shares@ US$4.610.6% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-051262:0
10,000 shares@ US$4.610.6% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-048259:0
50,696 shares@ US$4.723.0% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-047553:0
10,000 shares@ US$4.56860.6% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-044093:0
4,414 shares@ US$4.07010.2% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-041868:0
10,000 shares@ US$4.07010.5% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-040737:0
10,000 shares@ US$4.53020.6% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-034100:0
345,000 shares0Common Stock, $.01 Par ValueSEC:0001209191-23-032726:0
1,000,000 shares@ US$4.7960.1% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-032032:0
16,434 shares@ US$4.560.9% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-031286:0
21,959 shares@ US$4.401.2% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-029235:0
10,000 shares@ US$4.000.5% of flowCommon Stock, $.01 Par ValueSEC:0001209191-23-027850:0
25 of 45 declarations
About Castagna Michael
Castagna Michael is the Chief Executive Officer at MANNKIND CORP. He leads the company and is responsible for overall strategy and operations. His experience in the biopharmaceutical sector is crucial for the development and success of the organization.
