ATCX
ATLAS CRITICAL MINERALS CorpCompany with tickers: ATCX
CIK
1684688
CUSIP
G5211G200
13F Activity (30d)
1 filings
1 filers
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 8
Total Value: $824,266
Total Shares: 148,250
Institutional Ownership Trend
3 quarters
Holder Concentration
Across 8 13F filersTop Holder
31.7%
of institutional value
Top 5
97.7%
of institutional value
Top 10
100.0%
of institutional value
HHI
2,359
Moderately concentrated
Quarterly Activity
vs Jan 12, 2026
New
7
Increased
0
Decreased
1
Sold Out
0
Unchanged
0
Holder count:
+7
Institutional value:
-68.7%
Shares held:
-50.3%
Top Buyers
vs Jan 12, 2026No qualifying movers this quarter.
Top Sellers
vs Jan 12, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega CITADEL ADVISORS LLC | −254,770 | 43,750 |
Top New Positions
vs Jan 12, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Small Dayah Capital LLC | 47,000 | $261,320 | |
| Mega JANE STREET GROUP, LLC | 22,350 | $124,265 | |
| Mega UBS Group AG | 20,982 | $116,659 | |
| Micro Crane Advisory, LLC | 10,806 | $60,081 | |
| Mega MORGAN STANLEY | 1,817 | $10,102 |
Top Sold-Out Positions
vs Jan 12, 2026No fully closed positions this quarter.
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Small Dayah Capital LLC | $261,320 | 31.70% | 47,000 | Shares | Sole | 2026-05-19 | ||||
| Mega CITADEL ADVISORS LLC | $243,250 | 29.51% | 43,750 | Shares | Defined | 2026-05-15 | ||||
| Mega JANE STREET GROUP, LLC | $124,265 | 15.08% | 22,350 | Shares | Defined | 2026-05-12 | ||||
| Mega UBS Group AG | $116,659 | 14.15% | 20,982 | Shares | Defined | 2026-05-05 | ||||
| Micro Crane Advisory, LLC | $60,081 | 7.29% | 10,806 | Shares | Sole | 2026-04-21 | ||||
| Mega MORGAN STANLEY | $10,102 | 1.23% | 1,817 | Shares | Defined | 2026-05-15 | ||||
| Small FNY Investment Advisers, LLC | $6,977 | 0.85% | 1,255 | Shares | Sole | 2026-04-15 | ||||
| Mid Tower Research Capital LLC (TRC) | $1,612 | 0.20% | 290 | Shares | Other | 2026-05-15 | ||||
| No holders match your search. | ||||||||||