Foster
FSTR
109 hedge funds and large institutions have $223M invested in Foster in 2026 Q1 according to their latest regulatory filings, with 20 funds opening new positions, 27 increasing their positions, 37 reducing their positions, and 2 closing their positions.
900% more first-time investments, than exits
New positions opened: 20 | Existing positions closed: 2
15% more funds holding
Funds holding: 95 → 109 (+14)
1.43% more ownership
Funds ownership: 76.2% → 77.63% (+1.4%)
5% more capital invested
Capital invested by funds: $213M → $223M (+$9.86M)
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
27% less repeat investments, than reductions
Existing positions increased: 27 | Existing positions reduced: 37
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BIP
Brandes Investment Partners
La Jolla,
California
|
+$3.57M |
| 2 |
UBS Group
Zurich,
Switzerland
|
+$2.34M |
| 3 |
Marshall Wace
London,
United Kingdom
|
+$582K |
| 4 |
EF
Empowered Funds
Havertown,
Pennsylvania
|
+$492K |
| 5 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$459K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
2L
22NW LP
Seattle,
Washington
|
-$3.66M |
| 2 |
TA
Teton Advisors
Rye,
New York
|
-$872K |
| 3 |
GI
GAMCO Investors
Greenwich,
Connecticut
|
-$492K |
| 4 |
Renaissance Technologies
New York
|
-$419K |
| 5 |
Barclays
London,
United Kingdom
|
-$401K |
FSTR Hedge Fund Activity: Q1 2026 in Review
109 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Foster (FSTR) for Q1 2026, worth a combined $223M — up 4.6% from $213M a quarter earlier.
Buyers outnumbered sellers: 20 funds opened new FSTR positions and 2 closed out — a net gain of 18 holders — while 27 added to existing stakes and 37 trimmed.
The largest buyer was Brandes Investment Partners, adding an estimated $3.57M. The largest seller was 22NW LP, cutting an estimated $3.66M.
- 109 institutional investors held Foster (FSTR) as of Q1 2026, up from 95 in Q4 2025.
- Funds reported $223M of Foster stock for Q1 2026, up 4.6% quarter-over-quarter.
- 20 funds opened new Foster positions in Q1 2026 and 2 closed out, a net change of +18 holders.
- The largest Foster buyer in Q1 2026 was Brandes Investment Partners, an estimated $3.57M added.
- The largest Foster seller in Q1 2026 was 22NW LP, an estimated $3.66M sold.
Based on aggregated 13F filings for Q1 2026.