Aterian
ATER
30 hedge funds and large institutions have $611K invested in Aterian in 2025 Q3 according to their latest regulatory filings, with 7 funds opening new positions, 4 increasing their positions, 7 reducing their positions, and 5 closing their positions.
278% more call options, than puts
Call options by funds: $34K | Put options by funds: $9K
40% more first-time investments, than exits
New positions opened: 7 | Existing positions closed: 5
7% more funds holding
Funds holding: 28 → 30 (+2)
0.66% less ownership
Funds ownership: 6.49% → 5.83% (-0.66%)
43% less repeat investments, than reductions
Existing positions increased: 4 | Existing positions reduced: 7
43% less capital invested
Capital invested by funds: $1.07M → $611K (-$458K)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
+$38.7K |
| 2 |
Jane Street
New York
|
+$26.3K |
| 3 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$23.1K |
| 4 |
Prudential Financial
Newark,
New Jersey
|
+$21.5K |
| 5 |
Renaissance Technologies
New York
|
+$16.6K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
-$127K |
| 2 |
GSC
Ground Swell Capital
Folly Beach,
South Carolina
|
-$57.7K |
| 3 |
TSS
Two Sigma Securities
New York
|
-$19.4K |
| 4 |
HF
HRT Financial
New York
|
-$17.5K |
| 5 |
XT
XTX Topco
George Town,
Cayman Islands
|
-$9.53K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
SC
26
Stance Capital
Boston,
Massachusetts
| $38 | +$42 | +36 | New |
|
|
PWM
27
Proathlete Wealth Management
Boca Raton,
Florida
| $22 | – | – | – |
|
|
OWP
28
ORG Wealth Partners
Dallas,
Texas
| $4 | – | – | – |
|
29
National Bank of Canada
Montreal,
Quebec, Canada
| $1 | – | – | – |
|
30
US Bancorp
Minneapolis,
Minnesota
| $1 | +$1 | +1 | New |
|
|
GSC
31
Ground Swell Capital
Folly Beach,
South Carolina
| – | -$57.7K | -34,780 | Closed |
|
|
TSS
32
Two Sigma Securities
New York
| – | -$19.4K | -11,683 | Closed |
|
33
Raymond James Financial
St Petersburg,
Florida
| – | -$83 | -50 | Closed |
|
34
Northwestern Mutual Wealth Management
Milwaukee,
Wisconsin
| – | -$30 | -18 | Closed |
|
35
Fidelity Investments
Boston,
Massachusetts
| – | -$13 | -8 | Closed |
|
ATER Hedge Fund Activity: Q3 2025 in Review
30 of the 7,625 institutional investors tracked by Wall St. Rank reported a position in Aterian (ATER) for Q3 2025, worth a combined $611K — down 43% from $1.07M a quarter earlier.
Buyers outnumbered sellers: 7 funds opened new ATER positions and 5 closed out — a net gain of 2 holders — while 4 added to existing stakes and 7 trimmed.
The largest buyer was Citadel Advisors, opening a new position worth an estimated $38.7K. The largest seller was Vanguard Group, cutting an estimated $127K.
- 30 institutional investors held Aterian (ATER) as of Q3 2025, up from 28 in Q2 2025.
- Funds reported $611K of Aterian stock for Q3 2025, down 43% quarter-over-quarter.
- 7 funds opened new Aterian positions in Q3 2025 and 5 closed out, a net change of +2 holders.
- The largest Aterian buyer in Q3 2025 was Citadel Advisors, an estimated $38.7K added.
- The largest Aterian seller in Q3 2025 was Vanguard Group, an estimated $127K sold.
Based on aggregated 13F filings for Q3 2025.