Renaissance Technologies (RenTech)'s QNST Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC (Rentech)) currently holds 375,900 shares of QuinStreet, Inc. (QNST) worth $5.4 M, representing 0.01% of the portfolio. First purchased in 2013-Q3, this long-term strategic position has been held for 47 quarters.
Based on 13F filings since 2013, Renaissance Technologies (RenTech) has maintained a long-term strategic position in QNST, representing a significant commitment to this investment thesis. Largest addition occurred in Q4 2017, adding 591,400 shares. Largest reduction occurred in Q1 2019, reducing 631,000 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s QuinStreet (QNST) Holding Value Over Time
Track share changes against reported price movement
Quarterly QuinStreet (QNST) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +159,200 | Add 73.47% | 375,900 | $14.37 |
| Q3 2025 | +90,800 | Add 72.12% | 216,700 | $15.47 |
| Q2 2025 | +61,400 | Add 95.19% | 125,900 | $16.10 |
| Q1 2025 | -5,300 | Reduce 7.59% | 64,500 | $17.84 |
| Q4 2024 | +69,800 | New Buy | 69,800 | $23.07 |
| Q1 2024 | -64,000 | Sold Out | 0 | $0.00 |
| Q4 2023 | -104,500 | Reduce 62.02% | 64,000 | $12.81 |
| Q3 2023 | -137,200 | Reduce 44.88% | 168,500 | $8.97 |
| Q2 2023 | -115,500 | Reduce 27.42% | 305,700 | $0.01 |
| Q1 2023 | -10,700 | Reduce 2.48% | 421,200 | $0.02 |
| Q4 2022 | -39,700 | Reduce 8.42% | 431,900 | $0.01 |
| Q3 2022 | -63,400 | Reduce 11.85% | 471,600 | $10.50 |
| Q2 2022 | -21,400 | Reduce 3.85% | 535,000 | $10.06 |
| Q1 2022 | -121,100 | Reduce 17.87% | 556,400 | $11.60 |
| Q4 2021 | -237,300 | Reduce 25.94% | 677,500 | $18.19 |
| Q3 2021 | -67,300 | Reduce 6.85% | 914,800 | $17.56 |
| Q2 2021 | +50,300 | Add 5.40% | 982,100 | $18.58 |
| Q1 2021 | -55,788 | Reduce 5.65% | 931,800 | $20.30 |
| Q4 2020 | +4,588 | Add 0.47% | 987,588 | $21.44 |
| Q3 2020 | +225,000 | Add 29.68% | 983,000 | $15.84 |
| Q2 2020 | +326,400 | Add 75.63% | 758,000 | $10.46 |
| Q1 2020 | +410,600 | Add 1955.24% | 431,600 | $8.05 |
| Q4 2019 | +21,000 | New Buy | 21,000 | $15.33 |
| Q2 2019 | -415,200 | Sold Out | 0 | $0.00 |
| Q1 2019 | -631,000 | Reduce 60.31% | 415,200 | $13.39 |
| Q4 2018 | -188,900 | Reduce 15.29% | 1.05 M | $16.23 |
| Q3 2018 | -259,300 | Reduce 17.35% | 1.24 M | $13.57 |
| Q2 2018 | -392,400 | Reduce 20.80% | 1.49 M | $12.70 |
| Q1 2018 | -193,300 | Reduce 9.29% | 1.89 M | $12.77 |
| Q4 2017 | +591,400 | Add 39.73% | 2.08 M | $8.38 |
| Q3 2017 | +124,400 | Add 9.12% | 1.49 M | $7.35 |
| Q2 2017 | +26,200 | Add 1.96% | 1.36 M | $4.17 |
| Q1 2017 | +14,100 | Add 1.06% | 1.34 M | $3.90 |
| Q4 2016 | +24,100 | Add 1.85% | 1.32 M | $3.76 |
| Q3 2016 | +98,900 | Add 8.23% | 1.3 M | $3.02 |
| Q2 2016 | +42,500 | Add 3.67% | 1.2 M | $3.55 |
| Q1 2016 | -5,700 | Reduce 0.49% | 1.16 M | $3.42 |
| Q4 2015 | +180,600 | Add 18.36% | 1.16 M | $4.29 |
| Q3 2015 | +336,200 | Add 51.93% | 983,600 | $5.55 |
| Q2 2015 | +139,700 | Add 27.52% | 647,400 | $6.45 |
| Q1 2015 | +103,100 | Add 25.48% | 507,700 | $5.95 |
| Q4 2014 | +82,500 | Add 25.61% | 404,600 | $6.07 |
| Q3 2014 | +135,100 | Add 72.25% | 322,100 | $4.15 |
| Q2 2014 | +51,900 | Add 38.42% | 187,000 | $5.51 |
| Q1 2014 | -53,056 | Reduce 28.20% | 135,100 | $6.64 |
| Q4 2013 | +98,156 | Add 109.06% | 188,156 | $8.69 |
| Q3 2013 | +90,000 | New Buy | 90,000 | $9.44 |
Renaissance Technologies (RenTech)'s QuinStreet Investment FAQs
Renaissance Technologies (RenTech) first purchased QuinStreet, Inc. (QNST) in Q3 2013, acquiring 90,000 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies (RenTech) has held QuinStreet, Inc. (QNST) for 47 quarters since Q3 2013.
Renaissance Technologies (RenTech)'s largest addition to QuinStreet, Inc. (QNST) was in Q4 2017, adding 2,080,100 shares worth $17.43 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC (Rentech), owns 375,900 shares of QuinStreet, Inc. (QNST), valued at approximately $5.4 M.
As of the Q4 2025 filing, QuinStreet, Inc. (QNST) represents approximately 0.01% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in QuinStreet, Inc. (QNST) was 2,080,100 shares, as reported at the end of Q4 2017.