Renaissance Technologies (RenTech)'s CCOI Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC (Rentech)) currently holds 89,031 shares of Cogent Communications Holdings, Inc. (CCOI) worth $1.92 M, representing 0.00% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 51 quarters.
Based on 13F filings since 2013, Renaissance Technologies (RenTech) has maintained a long-term strategic position in CCOI, representing a significant commitment to this investment thesis. Largest addition occurred in Q3 2017, adding 361,900 shares. Largest reduction occurred in Q4 2020, reducing 452,710 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Cogent Communications Holdings (CCOI) Holding Value Over Time
Track share changes against reported price movement
Quarterly Cogent Communications Holdings (CCOI) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -98,956 | Reduce 52.64% | 89,031 | $21.56 |
| Q3 2025 | -270,069 | Reduce 58.96% | 187,987 | $38.35 |
| Q2 2025 | -186,359 | Reduce 28.92% | 458,056 | $48.21 |
| Q1 2025 | -95,341 | Reduce 12.89% | 644,415 | $61.31 |
| Q4 2024 | -155,400 | Reduce 17.36% | 739,756 | $77.07 |
| Q3 2024 | -191,100 | Reduce 17.59% | 895,156 | $75.92 |
| Q2 2024 | -349,600 | Reduce 24.35% | 1.09 M | $56.44 |
| Q1 2024 | -175,600 | Reduce 10.90% | 1.44 M | $65.33 |
| Q4 2023 | -149,100 | Reduce 8.47% | 1.61 M | $76.06 |
| Q3 2023 | -59,000 | Reduce 3.24% | 1.76 M | $61.90 |
| Q2 2023 | +10,400 | Add 0.57% | 1.82 M | $0.07 |
| Q1 2023 | -12,482 | Reduce 0.69% | 1.81 M | $0.06 |
| Q4 2022 | -132,918 | Reduce 6.80% | 1.82 M | $0.06 |
| Q3 2022 | -357,500 | Reduce 15.46% | 1.95 M | $52.16 |
| Q2 2022 | +147,700 | Add 6.82% | 2.31 M | $60.76 |
| Q1 2022 | -14,000 | Reduce 0.64% | 2.16 M | $66.35 |
| Q4 2021 | -59,700 | Reduce 2.67% | 2.18 M | $73.18 |
| Q3 2021 | -14,600 | Reduce 0.65% | 2.24 M | $70.84 |
| Q2 2021 | -22,600 | Reduce 0.99% | 2.25 M | $76.89 |
| Q1 2021 | -421,900 | Reduce 15.64% | 2.28 M | $68.76 |
| Q4 2020 | -452,710 | Reduce 14.37% | 2.7 M | $59.87 |
| Q3 2020 | -347,500 | Reduce 9.94% | 3.15 M | $60.05 |
| Q2 2020 | -70,000 | Reduce 1.96% | 3.5 M | $77.36 |
| Q1 2020 | -21,000 | Reduce 0.59% | 3.57 M | $81.97 |
| Q4 2019 | -27,334 | Reduce 0.76% | 3.59 M | $65.81 |
| Q3 2019 | +192,000 | Add 5.61% | 3.62 M | $55.10 |
| Q2 2019 | +47,300 | Add 1.40% | 3.42 M | $59.36 |
| Q1 2019 | -37,200 | Reduce 1.09% | 3.38 M | $54.25 |
| Q4 2018 | +41,700 | Add 1.24% | 3.41 M | $45.21 |
| Q3 2018 | +82,500 | Add 2.51% | 3.37 M | $55.80 |
| Q2 2018 | +285,400 | Add 9.50% | 3.29 M | $53.40 |
| Q1 2018 | +228,700 | Add 8.24% | 3 M | $43.40 |
| Q4 2017 | +354,800 | Add 14.66% | 2.78 M | $45.30 |
| Q3 2017 | +361,900 | Add 17.58% | 2.42 M | $48.90 |
| Q2 2017 | +245,100 | Add 13.52% | 2.06 M | $40.10 |
| Q1 2017 | +187,400 | Add 11.52% | 1.81 M | $43.05 |
| Q4 2016 | +147,000 | Add 9.94% | 1.63 M | $41.35 |
| Q3 2016 | -57,200 | Reduce 3.72% | 1.48 M | $36.81 |
| Q2 2016 | -61,600 | Reduce 3.86% | 1.54 M | $40.06 |
| Q1 2016 | +84,400 | Add 5.58% | 1.6 M | $39.03 |
| Q4 2015 | -36,852 | Reduce 2.38% | 1.51 M | $34.69 |
| Q3 2015 | +204,352 | Add 15.18% | 1.55 M | $27.16 |
| Q2 2015 | +15,000 | Add 1.13% | 1.35 M | $33.84 |
| Q1 2015 | -76,800 | Reduce 5.46% | 1.33 M | $35.33 |
| Q4 2014 | -118,900 | Reduce 7.79% | 1.41 M | $35.39 |
| Q3 2014 | -143,800 | Reduce 8.61% | 1.53 M | $33.61 |
| Q2 2014 | +12,800 | Add 0.77% | 1.67 M | $34.55 |
| Q1 2014 | +197,000 | Add 13.49% | 1.66 M | $35.53 |
| Q4 2013 | +348,600 | Add 31.35% | 1.46 M | $40.41 |
| Q3 2013 | +337,500 | Add 43.57% | 1.11 M | $32.25 |
| Q2 2013 | +774,600 | Add 0.00% | 774,600 | $28.15 |
Renaissance Technologies (RenTech)'s Cogent Communications Holdings Investment FAQs
Renaissance Technologies (RenTech) first purchased Cogent Communications Holdings, Inc. (CCOI) in Q2 2013, acquiring 774,600 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 Cogent Communications Holdings, Inc. (CCOI) for 51 quarters since Q2 2013.
Renaissance Technologies (RenTech)'s largest addition to Cogent Communications Holdings, Inc. (CCOI) was in Q2 2013, adding 774,600 shares worth $21.8 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC (Rentech), owns 89,031 shares of Cogent Communications Holdings, Inc. (CCOI), valued at approximately $1.92 M.
As of the Q4 2025 filing, Cogent Communications Holdings, Inc. (CCOI) represents approximately 0.00% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in Cogent Communications Holdings, Inc. (CCOI) was 3,615,700 shares, as reported at the end of Q3 2019.