Castagna Michael

CIK 0001674282

Chief Executive OfficerDirector

Filings

Latest May 13, 2026

Issuers covered

Showing

42 of 42

Page 1

Track record

27 of 27 open-market trades scored (100% price coverage). Returns are signed: a +10% move on a sale shows as -10% (insider was wrong).

Horizon	Trades	Win rate	Avg	Median	Best	Worst
30 days	27	59%	+4.3%	+4.8%	+40.8%	-18.0%
90 days	26	54%	+8.7%	+2.7%	+59.5%	-18.7%
180 days	23	61%	+5.4%	+1.5%	+37.8%	-20.1%
365 days	22	23%	-13.9%	-18.7%	+101.5%	-75.4%

Issuers

Companies where Castagna Michael has filed

Ticker	Issuer	Filings	Last filed
MNKD	Mannkind Corp	42	May 13, 2026

All filings

42 Form 4 / 4-A filings, newest first

Filed	Issuer	Top transaction	Shares	Price	Value
May 13, 2026	MNKDMannkind Corp	FTax	34,957	$3.52	$123,049
May 8, 2026	MNKDMannkind CorpA	Holdings only	-	-	-
Mar 25, 2026	MNKDMannkind Corp	Holdings only	-	-	-
Mar 10, 2026	MNKDMannkind Corp	PPurchase	100,000	$2.59	$259,000
Mar 2, 2026	MNKDMannkind Corp	AGrant	15,290	$3.27	$49,998
Dec 29, 2025	MNKDMannkind Corp	GGift	44,171	$0.00	$0
Dec 19, 2025	MNKDMannkind Corp	SSale	65,804	$6.01	$395,482
Dec 16, 2025	MNKDMannkind Corp	SSale	21,310	$6.00	$127,860
Dec 4, 2025	MNKDMannkind Corp	SSale	107,920	$5.57	$601,114
Jul 17, 2025	MNKDMannkind Corp	FTax	111,275	$3.85	$428,409
May 20, 2025	MNKDMannkind Corp	FTax	26,114	$4.37	$114,118
May 16, 2025	MNKDMannkind Corp	AGrant	27,000	$4.56	$123,120
May 15, 2025	MNKDMannkind Corp	FTax	334,954	$4.56	$1,527,390
Apr 4, 2025	MNKDMannkind Corp	JOther	39,500	$0.00	$0
Aug 29, 2024	MNKDMannkind Corp	SSale	85,106	$6.30	$536,168
Jul 17, 2024	MNKDMannkind Corp	FTax	47,309	$5.83	$275,811
May 21, 2024	MNKDMannkind Corp	FTax	245,443	$4.59	$1,126,583
May 17, 2024	MNKDMannkind Corp	JOther	28,670	$4.32	$123,854
May 14, 2024	MNKDMannkind Corp	FTax	34,830	$4.32	$150,466
Feb 5, 2024	MNKDMannkind Corp	AGrant	30,581	$3.27	$100,000
Dec 15, 2023	MNKDMannkind Corp	SSale	100,000	$4.00	$400,000
Nov 2, 2023	MNKDMannkind Corp	SSale	10,000	$4.25	$42,500
Oct 3, 2023	MNKDMannkind CorpA	SSale	10,000	$4.08	$40,800
Oct 2, 2023	MNKDMannkind Corp	SSale	10,000	$4.61	$46,100
Sep 5, 2023	MNKDMannkind Corp	JOther	66,892	$4.91	$328,440
Aug 28, 2023	MNKDMannkind Corp	FTax	50,696	$4.72	$239,285
Aug 1, 2023	MNKDMannkind Corp	SSale	10,000	$4.5686	$45,686
Jul 7, 2023	MNKDMannkind CorpA	SSale	5,586	$4.0113	$22,407
Jul 5, 2023	MNKDMannkind Corp	SSale	10,000	$4.0701	$40,701
Jun 2, 2023	MNKDMannkind Corp	SSale	10,000	$4.5302	$45,302
May 26, 2023	MNKDMannkind Corp	SSale	75,000	$4.5929	$344,468
May 24, 2023	MNKDMannkind Corp	AGrant	1,000,000	$4.79	$4,790,000
May 19, 2023	MNKDMannkind Corp	FTax	16,434	$4.56	$74,939
May 12, 2023	MNKDMannkind Corp	FTax	21,959	$4.40	$96,620
May 5, 2023	MNKDMannkind Corp	SSale	10,000	$4.00	$40,000
Apr 5, 2023	MNKDMannkind Corp	SSale	10,000	$4.1287	$41,287
Mar 3, 2023	MNKDMannkind Corp	SSale	10,000	$5.2748	$52,748
May 20, 2022	MNKDMannkind Corp	FTax	16,434	$3.19	$52,424
May 12, 2022	MNKDMannkind Corp	AGrant	254,000	$0.00	$0
Mar 1, 2022	MNKDMannkind Corp	PPurchase	27,675	$2.71	$74,999
Feb 9, 2022	MNKDMannkind CorpA	PPurchase	1,804	$3.17	$5,719
Feb 2, 2022	MNKDMannkind Corp	PPurchase	2,334	$3.17	$7,399

Showing 1-42 of 42

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Filed		Top transaction	Shares	Price	Value