QP
IDCC icon

Quartz Partners’s InterDigital IDCC Stock Holding History

Quartz 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
-20,582
Closed -$6.55M – 179
2025
Q4 		$6.55M Buy
20,582
+972
+5% +$344K 2.44% 9
2025
Q3 		$6.77M Buy
19,610
+3,023
+18% +$821K 2.45% 7
2025
Q2 		$3.72M Sell
16,587
-1,967
-11% -$417K 1.7% 12
2025
Q1 		$3.84M Buy
18,554
+596
+3% +$120K 2.33% 8
2024
Q4 		$3.48M Sell
17,958
-4,730
-21% -$827K 2.12% 9
2024
Q3 		$3.21M Buy
+22,688
New +$2.97M 2.01% 9

Other funds holding IDCC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
DGI
Disciplined Growth Investors Minneapolis, Minnesota $5.91B AUM 53.97% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Quartz Partners's IDCC Position: Q1 2026 in Review

Quartz Partners sold out of InterDigital (IDCC) in Q1 2026, closing a stake of 20,582 shares — an estimated $6.55M sold.

Quartz Partners first reported a position in IDCC in Q3 2024 and held it in 6 quarters. The position peaked at $6.77M in Q3 2025. 575 funds tracked by Wall St. Rank hold IDCC as of Q1 2026.

  • Quartz Partners reported no remaining InterDigital position as of Q1 2026 after selling out during the quarter.
  • Quartz Partners sold 20,582 InterDigital shares in Q1 2026, an estimated $6.55M.
  • Quartz Partners first reported a position in InterDigital in Q3 2024 and held it in 6 quarters.
  • Quartz Partners's InterDigital position peaked at $6.77M in Q3 2025.
  • 575 funds tracked by Wall St. Rank held InterDigital as of Q1 2026.

Based on Quartz Partners's 13F filing for Q1 2026, filed 5 May 2026.