Aterian
ATER
28 hedge funds and large institutions have $1.07M invested in Aterian in 2025 Q2 according to their latest regulatory filings, with 7 funds opening new positions, 3 increasing their positions, 10 reducing their positions, and 10 closing their positions.
21% more call options, than puts
Call options by funds: $64K | Put options by funds: $53K
3.35% less ownership
Funds ownership: 9.84% → 6.49% (-3.3%)
10% less funds holding
Funds holding: 31 → 28 (-3)
30% less first-time investments, than exits
New positions opened: 7 | Existing positions closed: 10
41% less capital invested
Capital invested by funds: $1.81M → $1.07M (-$738K)
70% less repeat investments, than reductions
Existing positions increased: 3 | Existing positions reduced: 10
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
GSC
Ground Swell Capital
Folly Beach,
South Carolina
|
+$59.2K |
| 2 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$56.3K |
| 3 |
GCP
GSA Capital Partners
London,
United Kingdom
|
+$39.3K |
| 4 |
Renaissance Technologies
New York
|
+$29.5K |
| 5 |
TRCT
Tower Research Capital (TRC)
New York
|
+$2.13K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$136K |
| 2 |
Squarepoint
New York
|
-$78.3K |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$66.7K |
| 4 |
EIM
Essex Investment Management
Boston,
Massachusetts
|
-$60.2K |
| 5 |
Prudential Financial
Newark,
New Jersey
|
-$51.5K |
ATER Hedge Fund Activity: Q2 2025 in Review
28 of the 7,598 institutional investors tracked by Wall St. Rank reported a position in Aterian (ATER) for Q2 2025, worth a combined $1.07M — down 41% from $1.81M a quarter earlier.
Sellers outnumbered buyers: 10 funds closed out of ATER and 7 opened new positions — a net loss of 3 holders — while 10 trimmed existing stakes and 3 added.
The largest buyer was Ground Swell Capital, opening a new position worth an estimated $59.2K. The largest seller was Susquehanna International Group, cutting an estimated $136K.
- 28 institutional investors held Aterian (ATER) as of Q2 2025, down from 31 in Q1 2025.
- Funds reported $1.07M of Aterian stock for Q2 2025, down 41% quarter-over-quarter.
- 7 funds opened new Aterian positions in Q2 2025 and 10 closed out, a net change of -3 holders.
- The largest Aterian buyer in Q2 2025 was Ground Swell Capital, an estimated $59.2K added.
- The largest Aterian seller in Q2 2025 was Susquehanna International Group, an estimated $136K sold.
Based on aggregated 13F filings for Q2 2025.