Trade Filings
Managers Stocks Filings Superinvestors
Signals Institutional Buying Institutional Selling Insider Activity 13D & 13G Watch Sector Rotation
Tools Stock Screener Manager Screener Compare Managers Consensus Baskets All Research Tools Data API
Learn & AI Learn Ask the Data AI Agents
News ★ Saved
About About us Methodology Contact Disclaimer
Reader
DATA PLANS

Historical data downloads — coming with accounts.

API GATEWAY

Free read-only JSON access to the site's cached data.

Dark mode

🧭 Guided View
New to markets — prices, yields, YTD, market cap? We explain every term as you browse, in plain English. Same data, with the help built in.

⚡ Expert View
You already know the market. Just the data — clean, fast and compact, with no extra explanations. This is the default view.

Interface language
Security record · archived quarter

QNST

QuinStreet, Inc. · Communication Services · Advertising Agencies

19.68 -2.1% mkt cap $1.13B quote delayed (FMP) · as of Aug 26 22:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
10Tracked holders
+1Δ holders
4.71MShares held
$108.69MReported value
+2New positions
−1Exits
Rising Conviction score 54/100 2 quarters of rising tracked shares ●●○○○○ How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +11.1% · share flow -5.8% · net new positions +10.0%formula
Ownership fragmentation — more holders, smaller aggregate stake

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 92 +3 36.58M $535.88M +5 −3
Q1 2026 93 -3 36.99M $444.41M +4 −7
Q4 2025 96 +1 39.11M $561.93M +1
Q3 2025 18 +1 25.90M $400.60M +1
Q2 2025 14 +1 22.48M $362.00M +1
Q1 2025 10 0 5.90M $105.18M
Q4 2024 10 +1 4.71M $108.69M +2 −1
Q3 2024 8 +1 2.93M $56.07M +1
Q2 2024 7 2.40M $39.77M
Holder count
Who holds it · Q4 2024
#ManagerSharesΔ sharesValueTheir weightHeld
1 State Street Global Advisors (passive) 2.07M $47.77M 0.0% n/c 1 SEC ↗
2 Geode Capital Management (passive) 1.30M +2.1% $29.93M 0.0% ▲ Add 3 SEC ↗
3 Geode Capital Management (passive) 1.30M +2.1% $29.93M 0.0% ▲ Add 3 SEC ↗
4 Arrowstreet Capital 381.94K +45.3% $8.81M 0.0% ▲ Add 3 SEC ↗
5 Citadel Advisors 263.81K +19.4% $6.09M 0.0% ▲ Add 3 SEC ↗
6 Citadel Advisors 263.81K +19.4% $6.09M 0.0% ▲ Add 3 SEC ↗
7 Millennium Management 228.08K -76.5% $5.26M 0.0% ▼ Trim 3 SEC ↗
8 Marshall Wace 180.93K New $4.17M 0.0% New 1 SEC ↗
9 Marshall Wace 180.93K New $4.17M 0.0% New 1 SEC ↗
10 AQR Capital Management 124.29K +36.9% $2.87M 0.0% ▲ Add 2 SEC ↗
11 AQR Capital Management 124.29K +36.9% $2.87M 0.0% ▲ Add 2 SEC ↗
12 AQR Capital Management 124.29K +36.9% $2.87M 0.0% ▲ Add 2 SEC ↗
13 D. E. Shaw & Co. 72.90K -11.7% $1.68M 0.0% ▼ Trim 3 SEC ↗
14 Renaissance Technologies 69.80K New $1.61M 0.0% New 1 SEC ↗
15 T. Rowe Price 21.38K +24.0% $494,000 0.0% ▲ Add 3 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

Marshall Wace $4.17M 0.0%
Marshall Wace $4.17M 0.0%
Renaissance Technologies $1.61M 0.0%

Exited

Two Sigma Investments $273,865 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 216 holders, 52.82M shares, $609.47M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Aug 17 Ahmed Asmau

Director · 10.00K sh · $203,000

Aug 14 Ahmed Asmau

Director · 15.00K sh · $312,750

Aug 12 Ahmed Asmau

Director · 10.00K sh · $204,300

Aug 11 Ahmed Asmau

Director · 5.00K sh · $103,950

Aug 07 Wong Gregory

Officer · 26.30K sh · $528,287

Aug 07 Valenti Douglas

Officer, Director · 751.63K sh · $15.41M

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q4 2024 · Methodology · Get this via the API