DCOY

Decoy Therapeutics Inc.

Company with tickers: DCOY

CIK

1615219

CUSIP

79400X503

Shares Outstanding

531,968

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.

Date	Insider	Role	Type	Shares	Price	Value	After
2025-12-30	HANISH ARNOLD C	Director	Sell	12	$0.64	$8	0
2025-12-30	HANISH ARNOLD C	Director	Sell	15	$0.64	$10	5,000
2025-11-20	HANISH ARNOLD C	Director	Other	12	—	—	12
2025-11-20	Rosenblum Mark J	Exec VP Finance, CFO	Buy	20,000	$0.80	$16,000	20,177
2025-11-20	HANISH ARNOLD C	Director	Buy	5,000	$0.75	$3,741	5,015
2025-11-12	PIERCE FREDERICK II	Chief Executive Office	Other	0	—	—	0
2025-11-12	Marschel Peter Klaus	Chief Business Officer	Other	0	—	—	0
2025-11-12	Hibner Barbara Louise	Chief Scientific Officer	Other	0	—	—	0
2025-11-12	PIERCE FREDERICK II	Chief Executive Office	Other	0	—	—	0
2025-11-12	PIERCE FREDERICK II	Chief Executive Office	Other	16,666	—	—	16,666
2025-11-12	Hibner Barbara Louise	Chief Scientific Officer	Other	0	—	—	0
2025-11-12	Marschel Peter Klaus	Chief Business Officer	Other	0	—	—	0
2025-11-12	Marschel Peter Klaus	Chief Business Officer	Other	0	—	—	0
2025-11-12	PIERCE FREDERICK II	Chief Executive Office	Other	0	—	—	0
2025-11-12	PIERCE FREDERICK II	Chief Executive Office	Other	0	—	—	0
2025-11-12	PIERCE FREDERICK II	Chief Executive Office	Other	0	—	—	0
2025-11-12	Hibner Barbara Louise	Chief Scientific Officer	Other	0	—	—	0
2024-04-11	Arthur David J.	Director, Chief Executive Officer	Award	20,500	—	—	20,500
2024-02-20	McCreedy Bruce J Jr.	Director	Award	20,500	—	—	20,500
2024-02-20	Burleson Tess	Director	Award	20,500	—	—	20,500
2024-02-20	Rosenblum Mark J	Exec VP Finance, CFO	Award	22,500	—	—	22,500
2024-02-20	HANISH ARNOLD C	Director	Award	20,500	—	—	20,500
2024-02-20	Lieber Jonathan I	Chief Financial Officer	Award	20,500	—	—	20,500
2024-02-20	Lammers Paul	Director	Award	20,500	—	—	20,500
2024-02-20	McVicar William K.	Director	Award	20,500	—	—	20,500
2023-02-13	Arthur David J.	Director, Chief Executive Officer	Other	552	—	—	552
2023-02-13	Arthur David J.	Director, Chief Executive Officer	Other	564	—	—	564
2023-02-13	Arthur David J.	Director, Chief Executive Officer	Award	14,300	—	—	48,019
2023-02-13	Rosenblum Mark J	Exec VP Finance, CFO	Award	6,432	—	—	21,851
2023-01-03	Arthur David J.	Director, Chief Executive Officer	Award	20,000	—	—	33,719
2023-01-03	McVicar William K.	Director	Other	1,062	—	—	1,062
2023-01-03	Lammers Paul	Director	Award	1,440	—	—	1,718
2023-01-03	Arthur David J.	Director, Chief Executive Officer	Other	564	—	—	564
2023-01-03	Rosenblum Mark J	Exec VP Finance, CFO	Award	8,000	—	—	15,419
2023-01-03	HANISH ARNOLD C	Director	Other	1,854	—	—	1,854
2023-01-03	McCreedy Bruce J Jr.	Director	Award	1,440	—	—	1,788
2023-01-03	Arthur David J.	Director, Chief Executive Officer	Other	552	—	—	552
2023-01-03	McVicar William K.	Director	Award	1,440	—	—	1,788
2023-01-03	HANISH ARNOLD C	Director	Award	1,440	—	—	1,440
2023-01-03	Burleson Tess	Director	Award	1,440	—	—	2,722
2023-01-03	Lieber Jonathan I	Chief Financial Officer	Award	1,440	—	—	2,940
2022-11-03	Arthur David J.	Director, Chief Executive Officer	Award	10,000	$1.73	$17,340	285,674
2022-11-03	Rosenblum Mark J	Exec VP Finance, CFO	Award	7,314	$1.73	$12,682	155,633
2022-11-03	Arthur David J.	Director, Chief Executive Officer	Other	13,800	—	—	13,800
2022-11-03	Arthur David J.	Director, Chief Executive Officer	Other	14,100	—	—	14,100
2022-06-07	Burleson Tess	Director	Buy	27,700	$0.18	$4,986	32,050
2022-06-07	Lieber Jonathan I	Chief Financial Officer	Buy	37,500	$0.19	$7,016	37,500
2022-06-06	McVicar William K.	Director	Buy	26,553	$0.19	$5,000	26,553
2022-06-03	HANISH ARNOLD C	Director	Buy	28,000	$0.18	$5,152	46,350
2022-05-31	Rosenblum Mark J	Exec VP Finance, CFO	Buy	28,000	$0.18	$5,040	148,319

Showing 1–50 of 115 transactions