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Livermore
Livermore
ZHEN

D. E. Shaw & Co., Inc.

SEC CIK
0001009207
Latest filing
Aug 14, 2026

PDFS holding history

PDF Solutions Inc in every 13F filed by D. E. Shaw & Co., Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

PDFS overviewAll 13F holders of PDFSFull Q2 2026 holdings

Shares (Q1 2026)
0
Sold out in Q1 2026
Value
$0
% of portfolio
0.0%
Quarters held
20
Since Q1 2021
Holdings of PDFS by D. E. Shaw & Co., Inc., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20260$00.0%−10,152−100.0%Sold outHolders
Q4 202510,152$289.6K<0.1%−23,316−69.7%ReducedHolders
Q3 202533,468$864.1K<0.1%−139,393−80.6%ReducedHolders
Q2 2025172,861$3.70M<0.1%−5,850−3.3%ReducedHolders
Q1 2025178,711$3.42M<0.1%+100,762+129.3%AddedHolders
Q4 202477,949$2.11M<0.1%−17,216−18.1%ReducedHolders
Q3 202495,165$3.01M<0.1%+15,212+19.0%AddedHolders
Q2 202479,953$2.91M<0.1%+33,266+71.3%AddedHolders
Q1 202446,687$1.57M<0.1%−44,348−48.7%ReducedHolders
Q4 202391,035$2.93M<0.1%+6,372+7.5%AddedHolders
Q3 202384,663$2.74M<0.1%+6,902+8.9%AddedHolders
Q2 202377,761$3.51M<0.1%+18,846+32.0%AddedHolders
Q1 202358,915$2.50M<0.1%+21,032+55.5%AddedHolders
Q4 202237,883$1.08M<0.1%+12,907+51.7%AddedHolders
Q3 202224,976$613.0K<0.1%−62,767−71.5%ReducedHolders
Q2 202287,743$1.89M<0.1%−18,842−17.7%ReducedHolders
Q1 2022106,585$2.97M<0.1%−48,232−31.2%ReducedHolders
Q4 2021154,817$4.92M<0.1%+53,899+53.4%AddedHolders
Q3 2021100,918$2.33M<0.1%−59,554−37.1%ReducedHolders
Q2 2021160,472$2.92M<0.1%+114,336+247.8%AddedHolders
Q1 202146,136$821.0K<0.1%––Holders

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