AMBR
Amber International Holding Ltd
$1.43
-0.07 (-4.67%)
At close · Jul 2
Market Cap
$134.81M
Shares
471,376,257
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: 14
Total Value: $540,666
Total Shares: 229,099
Institutional Ownership Trend
14 quarters
Holder Concentration
Across 14 13F filers · Δ vs Dec 31, 2025Top Holder
41.8%
+21.7 pts
Top 5
88.0%
+16.8 pts
Top 10
99.7%
+4.2 pts
HHI
2,346
Moderately concentrated+1,101
Quarterly Activity
vs Dec 31, 2025
New
2
Increased
3
Decreased
6
Sold Out
5
Unchanged
3
Holder count:
-3
Institutional value:
-34.5%
Shares held:
-52.0%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega UBS Group AG | +21,388 | 26,786 | |
| Small SmartHarvest Portfolios, LLC | +12,081 | 32,215 | |
| Mid SBI Securities Co., Ltd. | +133 | 233 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mega CITADEL ADVISORS LLC | −31,505 | 19,490 | |
| Mega MORGAN STANLEY | −26,007 | 73 | |
| Mid SIMPLEX TRADING, LLC | −19,067 | 345 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | −15,901 | 11,755 | |
| Mid XTX Topco Ltd | −13,803 | 27,332 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Large Daiwa Securities Group Inc. | 800 | $1,888 | |
| Small Caitong International Asset Management Co., Ltd | 2 | $4 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Large Clear Street Group Inc. | 90,905 | $157,265 | |
| Mega MILLENNIUM MANAGEMENT LLC | 61,098 | $105,699 | |
| Large MARSHALL WACE, LLP | 22,856 | $39,540 | |
| Mid Tower Research Capital LLC (TRC) | 95 | $164 | |
| Large BESSEMER GROUP INC | 7 | $12 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Small Pantera Capital Partners LP | $225,837 | 41.77% | 95,694 | Shares | Sole | 2026-05-15 | ||||
| Small SmartHarvest Portfolios, LLC | $76,027 | 14.06% | 32,215 | Shares | Sole | 2026-04-21 | ||||
| Mid XTX Topco Ltd | $64,503 | 11.93% | 27,332 | Shares | Defined | 2026-05-15 | ||||
| Mega UBS Group AG | $63,214 | 11.69% | 26,786 | Shares | Defined | 2026-05-05 | ||||
| Mega CITADEL ADVISORS LLC | $45,996 | 8.51% | 19,490 | Shares | Defined | 2026-05-15 | ||||
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $27,741 | 5.13% | 11,755 | Shares | Other | 2026-05-15 | ||||
| Mega TWO SIGMA INVESTMENTS, LP | $27,144 | 5.02% | 11,502 | Shares | Sole | 2026-05-15 | ||||
| Mega BlackRock, Inc. | $4,354 | 0.81% | 1,845 | Shares | Sole | 2026-05-13 | ||||
| Mega RHUMBLINE ADVISERS | $2,423 | 0.45% | 1,027 | Shares | Sole | 2026-05-12 | ||||
| Large Daiwa Securities Group Inc. Broker-Dealer | $944 | 0.17% | 400 | Put | Defined | 2026-05-13 | ||||
| Large Daiwa Securities Group Inc. Broker-Dealer | $944 | 0.17% | 400 | Shares | Defined | 2026-05-13 | ||||
| Mid SIMPLEX TRADING, LLC | $814 | 0.15% | 345 | Shares | Sole | 2026-05-14 | ||||
| Mid SBI Securities Co., Ltd. Broker-Dealer | $549 | 0.10% | 233 | Shares | Defined | 2026-04-28 | ||||
| Mega MORGAN STANLEY | $172 | 0.03% | 73 | Shares | Defined | 2026-05-15 | ||||
| Small Caitong International Asset Management Co., Ltd | $4 | 0.00% | 2 | Shares | Sole | 2026-05-11 | ||||
| No holders match your search. | ||||||||||