Cipher Mining Inc. (CIFR) Insider Trading

Over the last 3 months, CIFR insiders made 0 open-market buys and 10 sales, a net sale of -$51.8M (SEC Form 4). Over the last 6 months, 296 institutions increased and 177 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
10
Net (3m)
-$51.8M
Insider trades by month Buys Sells
Dec
Jan
Feb
Mar
May
Jun
Context3-month price +68.6%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Jun 4, 2026V3 Holding Ltd10 percent ownerSell1,146,445$26.28
Jun 4, 2026V3 Holding Ltd10 percent ownerSell28,840$28.10
Jun 4, 2026V3 Holding Ltd10 percent ownerSell624,715$27.17
May 22, 2026Williams Wesley HastiedirectorSell14,567$21.41
May 14, 2026Kelly Patrick Arthurofficer: Co-President and COOSell48,000$19.36
May 8, 2026Williams Wesley HastiedirectorSell28,169$22.26
May 8, 2026GROSSMAN CARY MdirectorSell20,000$21.82
Apr 7, 2026Mumford Gregory J.D.officer: Chief Financial OfficerTax7,114$12.87
Apr 7, 2026Mumford Gregory J.D.officer: Chief Financial OfficerOption17,108—
Apr 2, 2026Iwaschuk Williamofficer: Co-President and CLOTax11,934$12.87
Apr 2, 2026Iwaschuk Williamofficer: Co-President and CLOOption29,611—
Apr 2, 2026Iwaschuk Williamofficer: Co-President and CLOTax13,825$12.87
Apr 2, 2026Iwaschuk Williamofficer: Co-President and CLOOption33,968—
Apr 2, 2026Page Tylerdirector, officer: Chief Executive OfficerTax130,053$12.87
Apr 2, 2026Page Tylerdirector, officer: Chief Executive OfficerOption254,756—
Apr 2, 2026Page Tylerdirector, officer: Chief Executive OfficerTax53,748$12.87
Apr 2, 2026Page Tylerdirector, officer: Chief Executive OfficerOption105,285—
Apr 2, 2026Page Tylerdirector, officer: Chief Executive OfficerOption113,225—
Apr 2, 2026Page Tylerdirector, officer: Chief Executive OfficerTax46,147$12.87
Apr 2, 2026Kelly Patrick Arthurofficer: Co-President and COOTax36,898$12.87
Apr 2, 2026Kelly Patrick Arthurofficer: Co-President and COOOption76,427—
Apr 2, 2026Kelly Patrick Arthurofficer: Co-President and COOTax10,674$12.87
Apr 2, 2026Kelly Patrick Arthurofficer: Co-President and COOOption29,611—
Apr 2, 2026Kelly Patrick Arthurofficer: Co-President and COOTax12,386$12.87
Apr 2, 2026Kelly Patrick Arthurofficer: Co-President and COOOption33,968—
Apr 2, 2026Iwaschuk Williamofficer: Co-President and CLOTax40,146$12.87
Apr 2, 2026Iwaschuk Williamofficer: Co-President and CLOOption76,427—
Mar 27, 2026Page Tylerdirector, officer: Chief Executive OfficerSell37,500$16.11
Mar 25, 2026GROSSMAN CARY MdirectorSell30,000$14.54
Mar 19, 2026Kelly Patrick Arthurofficer: Co-President and COOSell35,568$14.98

Source: CIFR SEC Form 4 filings, latest Jun 4, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their CIFR positions over the last 6 months (SEC Form 13F).

Increased
296
New positions
209
Reduced
177
Sold out
124
Largest moves
InstitutionActionSharesFiled
V3 HOLDING LTDReduced61.3MFeb 11, 2026
V3 HOLDING LTDUnchanged61.3MMay 13, 2026
VANGUARD GROUP INCIncreased32.7MJan 29, 2026
BLACKROCK, INC.Increased28.5MMay 13, 2026
BLACKROCK, INC.Increased28.2MFeb 12, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position22.3MMay 8, 2026
UBS GROUP AGIncreased21.5MMay 5, 2026
UBS GROUP AGIncreased21.5MJan 29, 2026
D. E. SHAW & CO., INC.Increased19.3MFeb 17, 2026
D. E. SHAW & CO., INC.Reduced17.7MMay 15, 2026
JANE STREET GROUP, LLCIncreased16.4MFeb 12, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position16.1MMay 15, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLPIncreased15.8MFeb 17, 2026
WELLS FARGO & COMPANY/MNIncreased15.0MMay 11, 2026
WELLS FARGO & COMPANY/MNNew Position15.0MFeb 13, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.

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