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Livermore
Livermore
ZHEN

SG Americas Securities, LLC

SEC CIK
0001313360
Latest filing
Aug 7, 2026

IRDM holding history

Iridium Communications Inc. in every 13F filed by SG Americas Securities, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

IRDM overviewAll 13F holders of IRDMFull Q2 2026 holdings

Shares (Q2 2026)
4,723
Value
$259.0K
% of portfolio
<0.1%
Quarters held
21
Since Q1 2021
Holdings of IRDM by SG Americas Securities, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20264,723$259.0K<0.1%−6,169−56.6%ReducedHolders
Q1 202610,892$302.0K<0.1%−45,785−80.8%ReducedHolders
Q4 202556,677$985.0K<0.1%−9,713−14.6%ReducedHolders
Q3 202566,390$1.16M<0.1%+45,715+221.1%AddedHolders
Q2 202520,675$624.0K<0.1%+2,566+14.2%AddedHolders
Q1 202518,109$495.0K<0.1%+11,705+182.8%AddedHolders
Q4 20246,404$186.0K<0.1%+6,404NewHolders
Q3 20240$00.0%−237,450−100.0%Sold outHolders
Q2 2024237,450$6.32M<0.1%−74,506−23.9%ReducedHolders
Q1 2024311,956$8.16M<0.1%+230,229+281.7%AddedHolders
Q4 202381,727$3.36M<0.1%+27,279+50.1%AddedHolders
Q3 202354,448$2.48M<0.1%+52,419+2,583.5%AddedHolders
Q2 20232,029$126.0K<0.1%−15,676−88.5%ReducedHolders
Q1 202317,705$1.10M<0.1%−1,797−9.2%ReducedHolders
Q4 202219,502$1.00M<0.1%−25,531−56.7%ReducedHolders
Q3 202245,033$2.00M<0.1%+30,457+209.0%AddedHolders
Q2 202214,576$547.0K<0.1%+803+5.8%AddedHolders
Q1 202213,773$555.0K<0.1%−33,037−70.6%ReducedHolders
Q4 202146,810$1.93M<0.1%−12,980−21.7%ReducedHolders
Q3 202159,790$2.38M<0.1%+17,336+40.8%AddedHolders
Q2 202142,454$1.70M<0.1%+12,021+39.5%AddedHolders
Q1 202130,433$1.25M<0.1%––Holders

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