Anchor Capital Management Company’s Iridium Communications IRDM Stock Holding History

Anchor Capital Management Company’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
2025 Q4	–	Sell	-735,366	Closed	-$12.8M	–	8
2025 Q3	$12.8M	Sell	735,366 -155,551	-17%	-$3.84M	11.05%	5
2025 Q2	$26.9M	Buy	890,917 +115,000	+15%	+$2.99M	22.27%	1
2025 Q1	$21.2M	Buy	775,917 +56,000	+8%	+$1.64M	21.2%	1
2024 Q4	$20.9M	Hold	719,917	–	–	18.06%	2
2024 Q3	$21.9M	Buy	719,917 +24,747	+4%	+$674K	20.41%	1
2024 Q2	$18.5M	Buy	695,170 +71,229	+11%	+$2.01M	19.63%	1
2024 Q1	$16.3M	Buy	623,941 +200,000	+47%	+$6.51M	19.65%	1
2023 Q4	$17.4M	Buy	+423,941	New	+$16.8M	16.57%	1

Other funds holding IRDM

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

SHCM

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

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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

AIM

ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 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

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Anchor Capital Management Company's IRDM Position: Q4 2025 in Review

Anchor Capital Management Company sold out of Iridium Communications (IRDM) in Q4 2025, closing a stake of 735,366 shares — an estimated $12.8M sold.

Anchor Capital Management Company first reported a position in IRDM in Q4 2023 and held it in 8 quarters. The position peaked at $26.9M in Q2 2025. 325 funds tracked by Wall St. Rank hold IRDM as of Q4 2025.

Anchor Capital Management Company reported no remaining Iridium Communications position as of Q4 2025 after selling out during the quarter.
Anchor Capital Management Company sold 735,366 Iridium Communications shares in Q4 2025, an estimated $12.8M.
Anchor Capital Management Company first reported a position in Iridium Communications in Q4 2023 and held it in 8 quarters.
Anchor Capital Management Company's Iridium Communications position peaked at $26.9M in Q2 2025.
325 funds tracked by Wall St. Rank held Iridium Communications as of Q4 2025.

Based on Anchor Capital Management Company's 13F filing for Q4 2025, filed 17 Feb 2026.