QuinStreet
QNST
215 hedge funds and large institutions have $779M invested in QuinStreet in 2026 Q2 according to their latest regulatory filings, with 29 funds opening new positions, 86 increasing their positions, 70 reducing their positions, and 30 closing their positions.
3,535% more call options, than puts
Call options by funds: $10.7M | Put options by funds: $294K
23% more repeat investments, than reductions
Existing positions increased: 86 | Existing positions reduced: 70
22% more capital invested
Capital invested by funds: $639M → $779M (+$140M)
0% more funds holding in top 10
Funds holding in top 10: 3 → 3 (0)
0.98% less ownership
Funds ownership: 93.34% → 92.36% (-0.98%)
3% less first-time investments, than exits
New positions opened: 29 | Existing positions closed: 30
2% less funds holding
Funds holding: 220 → 215 (-5)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
+$11.4M |
| 2 |
AQR Capital Management
Greenwich,
Connecticut
|
+$5.63M |
| 3 |
BlackRock
New York
|
+$5.35M |
| 4 |
Goldman Sachs
New York
|
+$5.32M |
| 5 |
PCMF
Private Capital Management (Florida)
Naples,
Florida
|
+$3.57M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Assenagon Asset Management
Senningerberg,
Luxembourg
|
-$6.87M |
| 2 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
-$6.69M |
| 3 |
Balyasny Asset Management
Chicago,
Illinois
|
-$6.23M |
| 4 |
Marshall Wace
London,
United Kingdom
|
-$4.58M |
| 5 |
First Eagle Investment Management
New York
|
-$4.2M |
QNST Hedge Fund Activity: Q2 2026 in Review
215 of the 8,305 institutional investors tracked by Wall St. Rank reported a position in QuinStreet (QNST) for Q2 2026, worth a combined $779M — up 22% from $639M a quarter earlier.
Sellers outnumbered buyers: 30 funds closed out of QNST and 29 opened new positions — a net loss of 1 holder — while 70 trimmed existing stakes and 86 added.
The largest buyer was Millennium Management, adding an estimated $11.4M. The largest seller was Assenagon Asset Management, cutting an estimated $6.87M.
- 215 institutional investors held QuinStreet (QNST) as of Q2 2026, down from 220 in Q1 2026.
- Funds reported $779M of QuinStreet stock for Q2 2026, up 22% quarter-over-quarter.
- 29 funds opened new QuinStreet positions in Q2 2026 and 30 closed out, a net change of -1 holder.
- The largest QuinStreet buyer in Q2 2026 was Millennium Management, an estimated $11.4M added.
- The largest QuinStreet seller in Q2 2026 was Assenagon Asset Management, an estimated $6.87M sold.
Based on aggregated 13F filings for Q2 2026.