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Livermore
Livermore
ZHEN

D. E. Shaw & Co., Inc.

SEC CIK
0001009207
Latest filing
Aug 14, 2026

FORM holding history

Formfactor 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.

FORM overviewAll 13F holders of FORMFull Q2 2026 holdings

Shares (Q2 2026)
421,377
Value
$67.4M
% of portfolio
<0.1%
Quarters held
20
Since Q2 2021
Holdings of FORM by D. E. Shaw & Co., Inc., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026421,377$67.4M<0.1%+178,734+73.7%AddedHolders
Q1 2026242,643$23.5M<0.1%+182,588+304.0%AddedHolders
Q4 202560,055$3.35M<0.1%−448,752−88.2%ReducedHolders
Q3 2025508,807$18.5M<0.1%+108,574+27.1%AddedHolders
Q2 2025400,233$13.8M<0.1%−74,328−15.7%ReducedHolders
Q1 2025474,561$13.4M<0.1%+221,609+87.6%AddedHolders
Q4 2024252,952$11.1M<0.1%+79,240+45.6%AddedHolders
Q3 2024173,712$7.99M<0.1%+129,003+288.5%AddedHolders
Q2 202444,709$2.71M<0.1%−18,411−29.2%ReducedHolders
Q1 202463,120$2.88M<0.1%−78,942−55.6%ReducedHolders
Q4 2023142,062$5.93M<0.1%−242,317−63.0%ReducedHolders
Q3 2023384,379$13.4M<0.1%−88,501−18.7%ReducedHolders
Q2 2023472,880$16.2M<0.1%−7,722−1.6%ReducedHolders
Q1 2023480,602$15.3M<0.1%−4,551−0.9%ReducedHolders
Q4 2022485,153$10.8M<0.1%+352,614+266.0%AddedHolders
Q3 2022132,539$3.32M<0.1%+127,327+2,443.0%AddedHolders
Q2 20225,212$202.0K<0.1%+5,212NewHolders
Q1 20220$00.0%−9,286−100.0%Sold outHolders
Q4 20219,286$425.0K<0.1%−77,539−89.3%ReducedHolders
Q3 202186,825$3.24M<0.1%−156,743−64.4%ReducedHolders
Q2 2021243,568$8.88M<0.1%+243,568NewHolders