Korsana Biosciences, Inc. Common Stock
KRSA
18 hedge funds and large institutions have $376K invested in Korsana Biosciences, Inc. Common Stock in 2025 Q4 according to their latest regulatory filings, with 4 funds opening new positions, 5 increasing their positions, 2 reducing their positions, and 3 closing their positions.
150% more repeat investments, than reductions
Existing positions increased: 5 | Existing positions reduced: 2
33% more first-time investments, than exits
New positions opened: 4 | Existing positions closed: 3
6% more funds holding
Funds holding: 17 → 18 (+1)
0.21% less ownership
Funds ownership: 7.76% → 7.55% (-0.21%)
37% less capital invested
Capital invested by funds: $595K → $376K (-$219K)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Two Sigma Advisers
New York
|
+$7.22K |
| 2 |
Two Sigma Investments
New York
|
+$7.21K |
| 3 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$2.56K |
| 4 |
Citigroup
New York
|
+$2.09K |
| 5 |
Geode Capital Management
Boston,
Massachusetts
|
+$1.57K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
DS
DRW Securities
Chicago,
Illinois
|
-$100K |
| 2 |
Morgan Stanley
New York
|
-$166 |
| 3 |
SL
Siren LLC
Greenwich,
Connecticut
|
-$141 |
| 4 |
Barclays
London,
United Kingdom
|
-$12 |
| 5 |
Fidelity Investments
Boston,
Massachusetts
|
-$2 |
KRSA Hedge Fund Activity: Q4 2025 in Review
18 of the 8,280 institutional investors tracked by Wall St. Rank reported a position in Korsana Biosciences, Inc. Common Stock (KRSA) for Q4 2025, worth a combined $376K — down 37% from $595K a quarter earlier.
Buyers outnumbered sellers: 4 funds opened new KRSA positions and 3 closed out — a net gain of 1 holder — while 5 added to existing stakes and 2 trimmed.
The largest buyer was Two Sigma Advisers, opening a new position worth an estimated $7.22K. The largest seller was DRW Securities, exiting entirely with an estimated $100K sold.
- 18 institutional investors held Korsana Biosciences, Inc. Common Stock (KRSA) as of Q4 2025, up from 17 in Q3 2025.
- Funds reported $376K of Korsana Biosciences, Inc. Common Stock stock for Q4 2025, down 37% quarter-over-quarter.
- 4 funds opened new Korsana Biosciences, Inc. Common Stock positions in Q4 2025 and 3 closed out, a net change of +1 holder.
- The largest Korsana Biosciences, Inc. Common Stock buyer in Q4 2025 was Two Sigma Advisers, an estimated $7.22K added.
- The largest Korsana Biosciences, Inc. Common Stock seller in Q4 2025 was DRW Securities, an estimated $100K sold.
Based on aggregated 13F filings for Q4 2025.