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Livermore
Livermore
ZHEN

Calamos Advisors LLC

SEC CIK
0001316507
Latest filing
Jul 31, 2026

MDB holding history

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

MDB overviewAll 13F holders of MDBFull Q2 2026 holdings

Shares (Q2 2026)
48,594
Value
$16.3M
% of portfolio
0.1%
Quarters held
19
Since Q1 2021
Holdings of MDB by Calamos Advisors LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202648,594$16.3M0.1%+18,131+59.5%AddedHolders
Q1 202630,463$7.46M<0.1%−19,396−38.9%ReducedHolders
Q4 202549,859$20.9M0.1%+3,503+7.6%AddedHolders
Q3 202546,356$14.4M0.1%−95−0.2%ReducedHolders
Q2 202546,451$9.75M<0.1%+46,451NewHolders
Q1 20250$00.0%−35,133−100.0%Sold outHolders
Q4 202435,133$8.18M<0.1%−384−1.1%ReducedHolders
Q3 202435,517$9.60M<0.1%−1,731−4.6%ReducedHolders
Q2 202437,248$9.31M<0.1%+33,856+998.1%AddedHolders
Q1 20243,392$1.22M<0.1%−9,737−74.2%ReducedHolders
Q4 202313,129$5.37M<0.1%+10,448+389.7%AddedHolders
Q3 20232,681$927.3K<0.1%00.0%UnchangedHolders
Q2 20232,681$1.10M<0.1%+2,681NewHolders
Q4 20220$00.0%−1,693−100.0%Sold outHolders
Q3 20221,693$336.0K<0.1%−3,108−64.7%ReducedHolders
Q2 20224,801$1.25M<0.1%+686+16.7%AddedHolders
Q1 20224,115$1.82M<0.1%−2,382−36.7%ReducedHolders
Q4 20216,497$3.44M<0.1%−700−9.7%ReducedHolders
Q3 20217,197$3.39M<0.1%+1,450+25.2%AddedHolders
Q2 20215,747$2.08M<0.1%+1,743+43.5%AddedHolders
Q1 20214,004$1.07M<0.1%––Holders

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