Harbor Investment Advisory’s Iridium Communications IRDM Stock Holding History

Harbor Investment Advisory’s Portfolio IRDM Stock Details IRDM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$54.9K	Hold	1,000	–	–	﹤0.01%	732
2026 Q1	$27.7K	Hold	1,000	–	–	﹤0.01%	722
2025 Q4	$17.4K	Hold	1,000	–	–	﹤0.01%	846
2025 Q3	$17.5K	Hold	1,000	–	–	﹤0.01%	810
2025 Q2	$30.2K	Hold	1,000	–	–	﹤0.01%	707
2025 Q1	$27.3K	Hold	1,000	–	–	﹤0.01%	712
2024 Q4	$29K	Hold	1,000	–	–	﹤0.01%	693
2024 Q3	$30.4K	Sell	1,000 -8	-0.8%	-$218	﹤0.01%	675
2024 Q2	$26.8K	Buy	1,008 +8	+0.8%	+$225	﹤0.01%	697
2024 Q1	$26.2K	Hold	1,000	–	–	﹤0.01%	695
2023 Q4	$41.2K	Hold	1,000	–	–	﹤0.01%	599
2023 Q3	$45.5K	Hold	1,000	–	–	0.01%	563
2023 Q2	$62.1K	Hold	1,000	–	–	0.01%	646
2023 Q1	$61.9K	Hold	1,000	–	–	0.01%	649
2022 Q4	$51.4K	Hold	1,000	–	–	0.01%	689
2022 Q3	$44K	Hold	1,000	–	–	0.01%	730
2022 Q2	$38K	Hold	1,000	–	–	0.01%	770
2022 Q1	$40K	Hold	1,000	–	–	0.01%	801
2021 Q4	$41K	Hold	1,000	–	–	0.01%	791
2021 Q3	$40K	Hold	1,000	–	–	0.01%	793
2021 Q2	$40K	Hold	1,000	–	–	0.01%	755
2021 Q1	$41K	Buy	+1,000	New	+$43.8K	0.01%	726

Other funds holding IRDM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

SHCM

Silver Heights Capital Management Toronto, Ontario, Canada $324M AUM 55.4% 1-Year Est. Return

GAM

Gotham Asset Management New York $43B AUM 34.97% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

Harbor Investment Advisory's IRDM Position: Q2 2026 in Review

Harbor Investment Advisory held its Iridium Communications (IRDM) position steady in Q2 2026 at 1,000 shares worth $54.9K. The position accounts for ﹤0.01% of the portfolio, ranked #732.

Harbor Investment Advisory first reported a position in IRDM in Q1 2021 and has held it in 22 quarters since. The position peaked at $62.1K in Q2 2023. 484 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.

Harbor Investment Advisory held 1,000 shares of Iridium Communications worth $54.9K as of Q2 2026.
Harbor Investment Advisory left its Iridium Communications share count unchanged in Q2 2026.
Iridium Communications made up ﹤0.01% of Harbor Investment Advisory's portfolio in Q2 2026, its #732 holding.
Harbor Investment Advisory first reported a position in Iridium Communications in Q1 2021 and has held it in 22 quarters since.
Harbor Investment Advisory's Iridium Communications position peaked at $62.1K in Q2 2023.
484 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.

Based on Harbor Investment Advisory's 13F filing for Q2 2026, filed 7 Jul 2026.