Aterian
ATER
29 hedge funds and large institutions have $336K invested in Aterian in 2025 Q4 according to their latest regulatory filings, with 5 funds opening new positions, 7 increasing their positions, 6 reducing their positions, and 6 closing their positions.
17% more repeat investments, than reductions
Existing positions increased: 7 | Existing positions reduced: 6
1.02% less ownership
Funds ownership: 5.83% → 4.81% (-1%)
3% less funds holding
Funds holding: 30 → 29 (-1)
17% less first-time investments, than exits
New positions opened: 5 | Existing positions closed: 6
45% less capital invested
Capital invested by funds: $611K → $336K (-$275K)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BCM
Bridgeway Capital Management
Houston,
Texas
|
+$28.4K |
| 2 |
GSC
Ground Swell Capital
Folly Beach,
South Carolina
|
+$14.9K |
| 3 |
DS
DRW Securities
Chicago,
Illinois
|
+$10.4K |
| 4 |
Renaissance Technologies
New York
|
+$9.87K |
| 5 |
Prudential Financial
Newark,
New Jersey
|
+$4.19K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
-$79.5K |
| 2 |
Citadel Advisors
Miami,
Florida
|
-$34.8K |
| 3 |
Jane Street
New York
|
-$19.6K |
| 4 |
HF
HRT Financial
New York
|
-$15K |
| 5 |
VF
Virtu Financial
New York
|
-$13K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
26
Citigroup
New York
| $1 | -$82 | -94 | -99% |
|
27
National Bank of Canada
Montreal,
Quebec, Canada
| $1 | – | – | – |
|
28
US Bancorp
Minneapolis,
Minnesota
| $1 | – | – | – |
|
|
TWC
29
TD Waterhouse Canada
Toronto,
Ontario, Canada
| $1 | +$1 | +1 | New |
|
|
30
Citadel Advisors
Miami,
Florida
| – | -$34.8K | -33,165 | Closed |
|
|
31
Jane Street
New York
| – | -$19.6K | -22,482 | Closed |
|
|
HF
32
HRT Financial
New York
| – | -$15K | -14,891 | Closed |
|
|
VF
33
Virtu Financial
New York
| – | -$13K | -12,491 | Closed |
|
|
SC
34
Stance Capital
Boston,
Massachusetts
| – | -$38 | -36 | Closed |
|
|
OWP
35
ORG Wealth Partners
Dallas,
Texas
| – | -$4 | -4 | Closed |
|
ATER Hedge Fund Activity: Q4 2025 in Review
29 of the 8,238 institutional investors tracked by Wall St. Rank reported a position in Aterian (ATER) for Q4 2025, worth a combined $336K — down 45% from $611K a quarter earlier.
Sellers outnumbered buyers: 6 funds closed out of ATER and 5 opened new positions — a net loss of 1 holder — while 6 trimmed existing stakes and 7 added.
The largest buyer was Bridgeway Capital Management, opening a new position worth an estimated $28.4K. The largest seller was Vanguard Group, cutting an estimated $79.5K.
- 29 institutional investors held Aterian (ATER) as of Q4 2025, down from 30 in Q3 2025.
- Funds reported $336K of Aterian stock for Q4 2025, down 45% quarter-over-quarter.
- 5 funds opened new Aterian positions in Q4 2025 and 6 closed out, a net change of -1 holder.
- The largest Aterian buyer in Q4 2025 was Bridgeway Capital Management, an estimated $28.4K added.
- The largest Aterian seller in Q4 2025 was Vanguard Group, an estimated $79.5K sold.
Based on aggregated 13F filings for Q4 2025.