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Livermore
Livermore
ZHEN

Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

CERS holding history

Cerus Corp in every 13F filed by Simplex Trading, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CERS overviewAll 13F holders of CERSFull Q2 2026 holdings

Shares (Q2 2026)
0
Sold out in Q2 2026
Value
$0
% of portfolio
0.0%
Quarters held
18
Since Q1 2021
Holdings of CERS by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20260$00.0%−791−100.0%Sold outHolders
Q1 2026791$1.44K<0.1%−11,106−93.4%ReducedHolders
Q4 202511,897$24.5K<0.1%−31,351−72.5%ReducedHolders
Q3 202543,248$68.0K<0.1%+37,793+692.8%AddedHolders
Q2 20255,455$7.00K<0.1%−23,512−81.2%ReducedHolders
Q1 202528,967$40.0K<0.1%+28,967NewHolders
Q3 20240$00.0%−5,594−100.0%Sold outHolders
Q2 20245,594$9.00K<0.1%−9,364−62.6%ReducedHolders
Q1 202414,958$28.0K<0.1%+14,958NewHolders
Q4 20230$00.0%−3,785−100.0%Sold outHolders
Q3 20233,785$6.00K<0.1%−6,337−62.6%ReducedHolders
Q2 202310,122$24.0K<0.1%+3,638+56.1%AddedHolders
Q1 20236,484$19.0K<0.1%−25,140−79.5%ReducedHolders
Q4 202231,624$115.0K<0.1%+3,312+11.7%AddedHolders
Q3 202228,312$101.0K<0.1%+18,217+180.5%AddedHolders
Q2 202210,095$53.0K<0.1%+6,077+151.2%AddedHolders
Q1 20224,018$22.0K<0.1%−14,113−77.8%ReducedHolders
Q4 202118,131$123.0K<0.1%−9,140−33.5%ReducedHolders
Q3 202127,271$163.0K<0.1%00.0%UnchangedHolders
Q2 202127,271$161.0K<0.1%+3,020+12.5%AddedHolders
Q1 202124,251$145.0K<0.1%––Holders

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