SunOpta
STKL
STKL was delisted on the 1st of May, 2026.
204 hedge funds and large institutions have $580M invested in SunOpta in 2025 Q3 according to their latest regulatory filings, with 26 funds opening new positions, 65 increasing their positions, 67 reducing their positions, and 25 closing their positions.
663% more call options, than puts
Call options by funds: $748K | Put options by funds: $98K
4% more first-time investments, than exits
New positions opened: 26 | Existing positions closed: 25
0% more funds holding in top 10
Funds holding in top 10: 3 → 3 (0)
0% less funds holding
Funds holding: 205 → 204 (-1)
2% less capital invested
Capital invested by funds: $593M → $580M (-$12.4M)
3% less repeat investments, than reductions
Existing positions increased: 65 | Existing positions reduced: 67
2.69% less ownership
Funds ownership: 86.91% → 84.23% (-2.7%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
CM
CastleKnight Management
New York
|
+$6.64M |
| 2 |
Marshall Wace
London,
United Kingdom
|
+$2.12M |
| 3 |
D.E. Shaw & Co
New York
|
+$1.87M |
| 4 |
AG
Algert Global
San Francisco,
California
|
+$1.66M |
| 5 |
N
Nuveen
Charlotte,
North Carolina
|
+$1.43M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HCA
Harbor Capital Advisors
Chicago,
Illinois
|
-$7.78M |
| 2 |
SG Americas Securities
New York
|
-$6.02M |
| 3 |
GIM
Granahan Investment Management
Waltham,
Massachusetts
|
-$5.69M |
| 4 |
WP
Woodline Partners
San Francisco,
California
|
-$4.39M |
| 5 |
Citadel Advisors
Miami,
Florida
|
-$4.13M |
STKL Hedge Fund Activity: Q3 2025 in Review
204 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in SunOpta (STKL) for Q3 2025, worth a combined $580M — down 2.1% from $593M a quarter earlier.
Buyers outnumbered sellers: 26 funds opened new STKL positions and 25 closed out — a net gain of 1 holder — while 65 added to existing stakes and 67 trimmed.
The largest buyer was CastleKnight Management, adding an estimated $6.64M. The largest seller was Harbor Capital Advisors, cutting an estimated $7.78M.
- 204 institutional investors held SunOpta (STKL) as of Q3 2025, down from 205 in Q2 2025.
- Funds reported $580M of SunOpta stock for Q3 2025, down 2.1% quarter-over-quarter.
- 26 funds opened new SunOpta positions in Q3 2025 and 25 closed out, a net change of +1 holder.
- The largest SunOpta buyer in Q3 2025 was CastleKnight Management, an estimated $6.64M added.
- The largest SunOpta seller in Q3 2025 was Harbor Capital Advisors, an estimated $7.78M sold.
Based on aggregated 13F filings for Q3 2025.