Quinstreet, Inc
QNST- Exchange
- Nasdaq
- Industry
- Services-Business Services, NEC
- SEC CIK
- 0001117297
In the last 90 days, Quinstreet, Inc insiders filed 0 open-market purchases and 6 sales; 215 institutions reported holding it in 13F filings for Q2 2026, worth $778.7M in total; no superinvestor holds it.
Holders of 5% or more of QNST
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Quinstreet, Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 14.60%8.23M shares | −3.10 ppfrom 17.70% | Feb 5, 20252 filings | Apr 29, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
5 Schedule 13D and 13G filings on Quinstreet, Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 14, 20257:41 AM ET | Driehaus Capital Management LLC | 13G/A | 0.00%0 shares | −5.61 ppfrom 5.61%Below 5% | Jun 30, 2025 | SEC |
| May 15, 20257:28 AM ET | Driehaus Capital Management LLC | 13G | 5.61%3.17M shares | New | Mar 31, 2025 | SEC |
| Apr 29, 20254:51 PM ET | BlackRock, Inc. | 13G/A | 14.60%8.23M shares | −3.10 ppfrom 17.70% | Mar 31, 2025 | SEC |
| Mar 7, 20252:24 PM ET | Thrivent Financial for Lutherans | 13G/A | 4.80%2.69M shares | –Below 5% | Sep 30, 2024 | SEC |
| Feb 5, 20251:23 PM ET | BlackRock, Inc. | 13G/A | 17.70%9.95M shares | – | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Quinstreet, Inc shares.
No Form 144 notices for Quinstreet, Inc are on file.