Sera Prognostics
SERA
46 hedge funds and large institutions have $31M invested in Sera Prognostics in 2026 Q2 according to their latest regulatory filings, with 1 funds opening new positions, 11 increasing their positions, 13 reducing their positions, and 9 closing their positions.
7.58% less ownership
Funds ownership: 52.24% → 44.66% (-7.6%)
15% less repeat investments, than reductions
Existing positions increased: 11 | Existing positions reduced: 13
18% less funds holding
Funds holding: 56 → 46 (-10)
23% less capital invested
Capital invested by funds: $40.5M → $31M (-$9.44M)
89% less first-time investments, than exits
New positions opened: 1 | Existing positions closed: 9
100% less funds holding in top 10
Funds holding in top 10: 2 → 0 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Aberdeen Group
Edinburgh,
United Kingdom
|
+$402K |
| 2 |
Vanguard Capital Management
Malvern,
Pennsylvania
|
+$186K |
| 3 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$61.4K |
| 4 |
BlackRock
New York
|
+$50.1K |
| 5 |
CFM
Catalyst Funds Management
Sydney NSW,
Australia
|
+$30.4K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PR
PSP Research
Newtown Square,
Pennsylvania
|
-$4.87M |
| 2 |
SMH
Sanders Morris Harris
Houston,
Texas
|
-$639K |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$412K |
| 4 |
GCP
GSA Capital Partners
London,
United Kingdom
|
-$213K |
| 5 |
Jane Street
New York
|
-$109K |
SERA Hedge Fund Activity: Q2 2026 in Review
46 of the 8,298 institutional investors tracked by Wall St. Rank reported a position in Sera Prognostics (SERA) for Q2 2026, worth a combined $31M — down 23% from $40.5M a quarter earlier.
Sellers outnumbered buyers: 9 funds closed out of SERA and 1 opened new positions — a net loss of 8 holders — while 13 trimmed existing stakes and 11 added.
The largest buyer was Aberdeen Group, adding an estimated $402K. The largest seller was PSP Research, exiting entirely with an estimated $4.87M sold.
- 46 institutional investors held Sera Prognostics (SERA) as of Q2 2026, down from 56 in Q1 2026.
- Funds reported $31M of Sera Prognostics stock for Q2 2026, down 23% quarter-over-quarter.
- 1 fund opened new Sera Prognostics positions in Q2 2026 and 9 closed out, a net change of -8 holders.
- The largest Sera Prognostics buyer in Q2 2026 was Aberdeen Group, an estimated $402K added.
- The largest Sera Prognostics seller in Q2 2026 was PSP Research, an estimated $4.87M sold.
Based on aggregated 13F filings for Q2 2026.