1 tracked superinvestor hold IRIDIUM COMMUNICATIONS INC (IRDM), worth $138M combined, led by Joel Greenblatt. Smart money is trimming IRDM as of the latest 13F filings.
Current price
$47.21
Superinvestors holding
1
tracked 13F / N-PORT funds
Combined value
$138M
disclosed long exposure
Tier-1 conviction
0
concentrated holders
Net this quarter
-1
0 buying · 1 selling
Smart money is net reducing IRDM: 1 funds trimmed versus 0 adding.
IRIDIUM COMMUNICATIONS INC (IRDM) appears mainly in diversified and quant books here (1 funds, $138M combined) rather than in concentrated conviction portfolios — read the holders below with that in mind.
The largest position belongs to Joel Greenblatt at 0.3% of their book — no single tracked manager treats it as an outsized, top-weighted bet.
No tracked fund opened a new position this quarter; 0 added and 1 trimmed, a net reduction.
| Investor | Move | % of their portfolio | Position value |
|---|---|---|---|
| Trimmed | 0.3% | $138M |
Tier badge = signal quality: 1 concentrated conviction · 2 quant/multi (context) · 3 retail & diversified. Only Tier 1 holdings feed the consensus signal.
5 insiders filed SEC Form 144 for $18M of proposed sales in the last 90 days. A 144 is filed before the trade — see who else is selling.
| Insider | Role | Shares | Value | Filed |
|---|---|---|---|---|
| Fitzpatrick Thomas | Director | 15,046 | $746K | 2026-08-18 |
| Thomas Fitzpatrick | Director | 209,233 | $11M | 2026-08-17 |
| Suzanne Mcbride | Officer & Director | 85,454 | $4M | 2026-08-17 |
| Kathleen Morgan | Officer | 33,192 | $2M | 2026-08-17 |
| Timothy J Last | Officer | 19,521 | $983K | 2026-08-17 |
Which superinvestors own IRDM?
1 tracked funds hold IRIDIUM COMMUNICATIONS INC (IRDM), the largest being Joel Greenblatt (Gotham Asset Management) at 0.3% of its 13F portfolio. 0 of them are concentrated Tier-1 conviction managers.
Is smart money buying or selling IRDM?
In the most recent 13F quarter, 0 tracked funds added or opened IRDM and 1 trimmed it.
How much IRDM do tracked funds hold?
Combined disclosed long exposure to IRDM across tracked superinvestors is $138M as of the Jun 2026 filings.
One email when a tracked manager opens, adds to or files to sell a position — from Form 4, 13D and Form 144, not the 45-day-old 13F.
Holdings aggregated from the latest SEC 13F & N-PORT filings via FMP · Jun 2026 quarter. Long equity positions only, reported with up to a 45-day delay — for activity between filings see real-time moves. Not financial advice.