29 institutions reported holding $1.0M of ATERIAN INC (ATER) in SEC 13F filings for 2026-06-30. Largest institutional holders: RENAISSANCE TECHNOLOGIES LLC ($294,400), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($137,568), VANGUARD GROUP INC ($111,692), BlackRock, Inc. ($95,421), GEODE CAPITAL MANAGEMENT, LLC ($80,713). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | RENAISSANCE TECHNOLOGIES LLC | $294,400 | 223,030 | Added |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $137,568 | 104,218 | Added |
| 3 | VANGUARD GROUP INC | $111,692 | 84,615 | Hold |
| 4 | BlackRock, Inc. | $95,421 | 72,289 | Hold |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $80,713 | 61,128 | Trimmed |
| 6 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $69,300 | 52,500 | New |
| 7 | JANE STREET GROUP, LLC | $65,140 | 49,348 | Added |
| 8 | XTX Topco Ltd | $41,290 | 31,280 | Trimmed |
| 9 | STATE STREET CORP | $31,689 | 24,007 | Hold |
| 10 | GROUP ONE TRADING LLC | $18,480 | 14,000 | New |
| 11 | NORTHERN TRUST CORP | $17,378 | 13,165 | Added |
| 12 | UBS Group AG | $16,769 | 12,704 | Added |
| 13 | IMC-Chicago, LLC | $13,992 | 10,600 | New |
| 14 | SIMPLEX TRADING, LLC | $10,787 | 8,172 | New |
| 15 | Tower Research Capital LLC (TRC) | $5,009 | 3,795 | Added |
| 16 | JPMORGAN CHASE & CO | $3,731 | 2,784 | Hold |
| 17 | OSAIC HOLDINGS, INC. | $765 | 581 | Added |
| 18 | SBI Securities Co., Ltd. | $411 | 311 | Trimmed |
| 19 | BNP PARIBAS FINANCIAL MARKETS | $96 | 73 | Hold |
| 20 | STANCE CAPITAL LLC | $48 | 36 | Hold |
| 21 | PROATHLETE WEALTH MANAGEMENT LLC | $27 | 21 | Hold |
| 22 | MORGAN STANLEY | $2 | 1 | Hold |
| 23 | TD Waterhouse Canada Inc. | $1 | 1 | Hold |
| 24 | NATIONAL BANK OF CANADA /FI/ | $1 | 1 | Hold |
| 25 | Royal Bank of Canada | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30