IZM
ICZOOM Group Inc.Company with tickers: IZM
CIK
1854572
CUSIP
G4760B100
Shares Outstanding
8,188,610
13F Activity (30d)
6 filings
6 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: 6
Total Value: $71,758
Total Shares: 98,711
Institutional Ownership Trend
Holder Concentration
Across 6 13F filers · Δ vs Dec 31, 2025Top Holder
46.9%
−2.9 pts
Top 5
100.0%
0.0 pts
Top 10
100.0%
0.0 pts
HHI
3,121
Highly concentrated
−1,547
Quarterly Activity
vs Dec 31, 2025
New
3
Increased
2
Decreased
1
Sold Out
0
Unchanged
0
Holder count:
+3
Institutional value:
-25.3%
Shares held:
+161.0%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega JANE STREET GROUP, LLC | +28,706 | 46,332 | |
| Mid XTX Topco Ltd | +440 | 19,286 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega UBS Group AG | −522 | 825 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | 16,778 | $12,197 | |
| Mega CITADEL ADVISORS LLC | 15,489 | $11,260 | |
| Small Caitong International Asset Management Co., Ltd | 1 | $0 |
Top Sold-Out Positions
vs Dec 31, 2025No fully closed positions this quarter.
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Mega JANE STREET GROUP, LLC | $33,682 | 46.94% | 46,332 | Shares | Defined | 2026-05-12 | ||||
| Mid XTX Topco Ltd | $14,020 | 19.54% | 19,286 | Shares | Defined | 2026-05-15 | ||||
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $12,197 | 17.00% | 16,778 | Shares | Other | 2026-05-15 | ||||
| Mega CITADEL ADVISORS LLC | $11,260 | 15.69% | 15,489 | Shares | Defined | 2026-05-15 | ||||
| Mega UBS Group AG | $599 | 0.83% | 825 | Shares | Defined | 2026-05-05 | ||||
| Small Caitong International Asset Management Co., Ltd | $0 | 0.00% | 1 | Shares | Sole | 2026-05-11 | ||||
| No holders match your search. | ||||||||||