Insider Transactions Reported | Cipher Mining(CIFR)saw insider trading activity on 12/23/2025

Cipher Mining(CIFR) saw insider trading activity on 12/23/2025, there were 4 insider trades during the day.

【History Insider Transaction】

Declare date	Position	Name	Buy/Sell	Quantity	Price per share/USD	Total Amount/USD
12/23/2025	Co-President and CLO	Iwaschuk William	Sell	169056	16.21	2740.4k
12/23/2025	Co-President and COO	Kelly Patrick Arthur	Sell	156064	16.21	2529.8k
12/23/2025	Chief Executive Officer	Page Tyler	Sell	520211	16.21	8432.62k
12/23/2025	--	Williams Wesley Hastie	Sell	49867	16.08	801.86k
12/17/2025	Chief Executive Officer	Page Tyler	Sell	857959	14.74	12646.32k
12/17/2025	Co-President and COO	Kelly Patrick Arthur	Sell	35569	15.08	536.38k
12/17/2025	Co-President and COO	Kelly Patrick Arthur	Sell	257388	14.74	3793.9k
12/17/2025	Co-President and CLO	Iwaschuk William	Sell	278817	14.74	4109.76k
11/28/2025	--	GROSSMAN CARY M	Sell	25000	19.00	475.0k
11/28/2025	--	Evans Holly Morrow	Sell	15000	18.74	281.1k

[Company Profile]
Cipher Mining Inc. is a company incorporated in the State of Delaware on June 24, 2020. The company is an emerging technology company that develops and operates industrial scale bitcoin mining data centers. The company currently operates four bitcoin mining data centers in Texas. The company is also developing an additional data center in Winkler County, TX for up to 300 MW, and the company expect to energize 150 MW in 2025. Bitcoin mining is the company principal revenue generating business activity. The company current intention is to continue to expand the company bitcoin mining business by developing additional data centers, expanding capacity at the company current data centers, developing the company treasury management platform , such as joint ventures, data center hosting agreements, or software licensing arrangements.