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Livermore
Livermore
ZHEN

Renaissance Technologies LLC

SEC CIK
0001037389
Latest filing
Aug 13, 2026

CSPI holding history

CSP Inc in every 13F filed by Renaissance Technologies LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CSPI overviewAll 13F holders of CSPIFull Q2 2026 holdings

Shares (Q2 2026)
267,714
Value
$2.13M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of CSPI by Renaissance Technologies LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026267,714$2.13M<0.1%−9,712−3.5%ReducedHolders
Q1 2026277,426$2.40M<0.1%−8,700−3.0%ReducedHolders
Q4 2025286,126$3.58M<0.1%−20,400−6.7%ReducedHolders
Q3 2025306,526$3.54M<0.1%+3,000+1.0%AddedHolders
Q2 2025303,526$3.93M<0.1%−700−0.2%ReducedHolders
Q1 2025304,226$4.67M<0.1%−35,121−10.3%ReducedHolders
Q4 2024339,347$5.45M<0.1%−54,579−13.9%ReducedHolders
Q3 2024393,926$5.12M<0.1%−48,300−10.9%ReducedHolders
Q2 2024442,226$6.59M<0.1%+15,800+3.7%AddedHolders
Q1 2024426,426$7.87M<0.1%+264,063+162.6%AddedHolders
Q4 2023162,363$3.16M<0.1%−7,700−4.5%ReducedHolders
Q3 2023170,063$2.98M<0.1%+8,800+5.5%AddedHolders
Q2 2023161,263$1.92M<0.1%−1,700−1.0%ReducedHolders
Q1 2023162,963$2.21M<0.1%+3,900+2.5%AddedHolders
Q4 2022159,063$1.50M<0.1%−11,114−6.5%ReducedHolders
Q3 2022170,177$1.22M<0.1%−16,911−9.0%ReducedHolders
Q2 2022187,088$1.70M<0.1%−300−0.2%ReducedHolders
Q1 2022187,388$1.48M<0.1%−19,200−9.3%ReducedHolders
Q4 2021206,588$1.82M<0.1%−6,555−3.1%ReducedHolders
Q3 2021213,143$1.90M<0.1%−11,145−5.0%ReducedHolders
Q2 2021224,288$2.37M<0.1%−11,766−5.0%ReducedHolders
Q1 2021236,054$2.05M<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.