IRDM — IRIDIUM COMMUNICATIONS INC

Ownership history in TWO SIGMA SECURITIES, LLC  ·  7 quarters on record

This page tracks every 13F SEC filing in which TWO SIGMA SECURITIES, LLC reported a position in IRIDIUM COMMUNICATIONS INC (IRDM). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.06% (2016 Q4)
Avg. % of fund
0.03%
First filed
2016 Q4
Last filed
2025 Q3
Quarters held
7
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 16,794 -32 -0.2% 0.04% $293K $17.22
2025 Q2 ADDED 16,826 +8,331 +98.1% 0.06% $508K $29.50
2023 Q3 ADDED 8,495 +1,095 +14.8% 0.00% $386K $43.04
2022 Q1 REDUCED 7,400 -26,611 -78.2% 0.01% $298K $37.88
3 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    IRDM price (monthly, adj. close)

Other funds also holding IRDM

As of 2025 Q4 — sorted by position size

Silver Heights Capital Management Inc 3Y 7Y 36.21% New Century Financial Group, LLC 1.76% Carolina Wealth Advisors, LLC 3Y 1.52% Maxi Investments CY Ltd 3Y 1.34% ArchPoint Investors 3Y 7Y 0.81% SHERBROOKE PARK ADVISERS LLC 3Y 0.45% ICON ADVISERS INC/CO 3Y 7Y 0.41% ARK Investment Management LLC 3Y 7Y 0.33% Defiance ETFs, LLC 0.32% Redwood Investment Management, LLC 3Y 7Y 0.27%
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