Ticker: AMBR CUSIP: 45113Y203 Class: Foreign Stock
Note: Option positions (PUT/CALL) are excluded.
| Institution | Shares | Value ($000) |
|---|---|---|
| XTX Topco Ltd | 41,135 | $71 |
| Clear Street Group Inc. | 90,905 | $157 |
| SIMPLEX TRADING, LLC | 19,412 | $34 |
| Tower Research Capital LLC (TRC) | 95 | $0 |
| Institution | Prev Shares | Curr Shares | Change |
|---|---|---|---|
| MILLENNIUM MANAGEMENT LLC | 29,166 | 61,098 | +31,932 (+109.5%) |
| UBS Group AG | 3,345 | 5,398 | +2,053 (+61.4%) |
| RHUMBLINE ADVISERS | 663 | 1,027 | +364 (+54.9%) |
| SBI Securities Co., Ltd. | 79 | 100 | +21 (+26.6%) |
| Institution | Prev Shares | Curr Shares | Change |
|---|---|---|---|
| MARSHALL WACE, LLP | 108,306 | 22,856 | -85,450 (-78.9%) |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 56,942 | 27,656 | -29,286 (-51.4%) |
| BlackRock, Inc. | 28,373 | 3,126 | -25,247 (-89.0%) |
| CITADEL ADVISORS LLC | 63,646 | 50,995 | -12,651 (-19.9%) |
| TWO SIGMA INVESTMENTS, LP | 12,613 | 11,502 | -1,111 (-8.8%) |
| Institution | Prev Shares | Prev Value ($000) |
|---|---|---|
| Schonfeld Strategic Advisors LLC | 112,045 | $375 |
| Jump Financial, LLC | 22,200 | $74 |
| Qube Research & Technologies Ltd | 15,544 | $52 |
| CITIGROUP INC | 7,476 | $25 |
| QUADRANT CAPITAL GROUP LLC | 1,371 | $5 |
| SIGNATUREFD, LLC | 885 | $3 |
| US BANCORP \DE\ | 179 | $1 |