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QNST · Quinstreet, Inc

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Market Cap
$1.07B
Shares
57.09M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 217
Total Value: $785,895,856
Total Shares: 53,644,881
Showing 1–100 of 222 holdings by value · page 1 of 3

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 217 13F filers · Δ vs Mar 31, 2026
Top Holder
20.5%
Sep 2023 → Jun 2026 · range 16.6% – 20.5%
+0.7 pts
Top 5
42.7%
Sep 2023 → Jun 2026 · range 40.6% – 49.7%
+2.1 pts
Top 10
57.4%
Sep 2023 → Jun 2026 · range 54.3% – 68.9%
+3.1 pts
HHI
640
Sep 2023 → Jun 2026 · range 570 – 681
Broadly held+45

Quarterly Activity

vs Mar 31, 2026
New
29
Increased
88
Decreased
69
Sold Out
34
Unchanged
31
Holder count: -5
Institutional value: +22.7%
Shares held: +0.6%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 222
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1117297 CUSIP 74874Q100 13F (30d) 142 filings 142 filers Visit website Investor relations