Mangrove Partners’s InterDigital IDCC Stock Holding History

Mangrove Partners’s Portfolio IDCC Stock Details IDCC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-660	Closed	-$210K	–	511
2025 Q4	$210K	Buy	+660	New	+$233K	0.02%	302

Other funds holding IDCC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

DGI

Disciplined Growth Investors Minneapolis, Minnesota $4.89B AUM 33.85% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

Mangrove Partners's IDCC Position: Q1 2026 in Review

Mangrove Partners sold out of InterDigital (IDCC) in Q1 2026, closing a stake of 660 shares — an estimated $210K sold.

Mangrove Partners first reported a position in IDCC in Q4 2025 and held it in 1 quarter. The position peaked at $210K in Q4 2025. 570 funds tracked by Wall St. Rank hold IDCC as of Q1 2026.

Mangrove Partners reported no remaining InterDigital position as of Q1 2026 after selling out during the quarter.
Mangrove Partners sold 660 InterDigital shares in Q1 2026, an estimated $210K.
Mangrove Partners first reported a position in InterDigital in Q4 2025 and held it in 1 quarter.
Mangrove Partners's InterDigital position peaked at $210K in Q4 2025.
570 funds tracked by Wall St. Rank held InterDigital as of Q1 2026.

Based on Mangrove Partners's 13F filing for Q1 2026, filed 15 May 2026.