Citadel Advisors’s InterDigital IDCC Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $12.6M | Sell |
41,800
-9,500
| -19% | -$3.23M | ﹤0.01% | 2919 |
|
|
2025
Q4 | $16.3M | Buy |
51,300
+1,600
| +3% | +$566K | ﹤0.01% | 2609 |
|
|
2025
Q3 | $17.2M | Sell |
49,700
-26,300
| -35% | -$7.14M | ﹤0.01% | 2532 |
|
|
2025
Q2 | $17M | Sell |
76,000
-17,700
| -19% | -$3.75M | ﹤0.01% | 2339 |
|
|
2025
Q1 | $19.4M | Buy |
93,700
+1,500
| +2% | +$302K | ﹤0.01% | 2076 |
|
|
2024
Q4 | $17.9M | Sell |
92,200
-19,900
| -18% | -$3.48M | ﹤0.01% | 2288 |
|
|
2024
Q3 | $15.9M | Sell |
112,100
-42,400
| -27% | -$5.56M | ﹤0.01% | 2313 |
|
|
2024
Q2 | $18M | Sell |
154,500
-123,000
| -44% | -$13.1M | ﹤0.01% | 2103 |
|
|
2024
Q1 | $29.5M | Buy |
277,500
+215,700
| +349% | +$22.8M | 0.01% | 1677 |
|
|
2023
Q4 | $6.71M | Buy |
61,800
+21,400
| +53% | +$1.98M | ﹤0.01% | 3386 |
|
|
2023
Q3 | $3.24M | Buy |
40,400
+11,800
| +41% | +$1.03M | ﹤0.01% | 4345 |
|
|
2023
Q2 | $2.76M | Buy |
28,600
+16,600
| +138% | +$1.34M | ﹤0.01% | 4606 |
|
|
2023
Q1 | $875K | Buy |
12,000
+2,000
| +20% | +$139K | ﹤0.01% | 7085 |
|
|
2022
Q4 | $495K | Buy |
10,000
+1,800
| +22% | +$87.8K | ﹤0.01% | 8258 |
|
|
2022
Q3 | $331K | Buy |
+8,200
| New | +$442K | ﹤0.01% | 9353 |
|
|
2022
Q2 | – | Sell |
-3,400
| Closed | -$217K | – | 13413 |
|
|
2022
Q1 | $217K | Sell |
3,400
-2,600
| -43% | -$173K | ﹤0.01% | 11326 |
|
|
2021
Q4 | $430K | Sell |
6,000
-2,700
| -31% | -$188K | ﹤0.01% | 10044 |
|
|
2021
Q3 | $590K | Sell |
8,700
-19,500
| -69% | -$1.35M | ﹤0.01% | 9464 |
|
|
2021
Q2 | $2.06M | Buy |
28,200
+15,100
| +115% | +$1.12M | ﹤0.01% | 6551 |
|
|
2021
Q1 | $831K | Sell |
13,100
-2,400
| -15% | -$157K | ﹤0.01% | 8557 |
|
|
2020
Q4 | $941K | Buy |
15,500
+3,400
| +28% | +$204K | ﹤0.01% | 6920 |
|
|
2020
Q3 | $690K | Sell |
12,100
-4,700
| -28% | -$282K | ﹤0.01% | 6720 |
|
|
2020
Q2 | $951K | Sell |
16,800
-5,500
| -25% | -$292K | ﹤0.01% | 5924 |
|
|
2020
Q1 | $995K | Buy |
22,300
+4,300
| +24% | +$226K | ﹤0.01% | 5345 |
|
|
2019
Q4 | $981K | Buy |
18,000
+5,100
| +40% | +$282K | ﹤0.01% | 5602 |
|
|
2019
Q3 | $677K | Buy |
12,900
+3,500
| +37% | +$198K | ﹤0.01% | 6240 |
|
|
2019
Q2 | $605K | Sell |
9,400
-3,100
| -25% | -$207K | ﹤0.01% | 6525 |
|
|
2019
Q1 | $825K | Sell |
12,500
-18,600
| -60% | -$1.29M | ﹤0.01% | 5942 |
|
|
2018
Q4 | $2.07M | Buy |
31,100
+6,500
| +26% | +$474K | ﹤0.01% | 4099 |
|
|
2018
Q3 | $1.97M | Sell |
24,600
-100
| -0.4% | -$8.2K | ﹤0.01% | 4432 |
|
|
2018
Q2 | $2M | Sell |
24,700
-14,400
| -37% | -$1.15M | ﹤0.01% | 4111 |
|
|
2018
Q1 | $2.88M | Sell |
39,100
-4,200
| -10% | -$322K | ﹤0.01% | 3196 |
|
|
2017
Q4 | $3.3M | Buy |
43,300
+28,900
| +201% | +$2.16M | ﹤0.01% | 2984 |
|
|
2017
Q3 | $1.06M | Buy |
14,400
+6,200
| +76% | +$454K | ﹤0.01% | 4236 |
|
|
2017
Q2 | $634K | Sell |
8,200
-6,000
| -42% | -$503K | ﹤0.01% | 4778 |
|
|
2017
Q1 | $1.23M | Sell |
14,200
-198,900
| -93% | -$17.9M | ﹤0.01% | 3723 |
|
|
2016
Q4 | $19.5M | Buy |
213,100
+65,700
| +45% | +$5.27M | 0.02% | 900 |
|
|
2016
Q3 | $11.7M | Buy |
147,400
+133,800
| +984% | +$8.93M | 0.01% | 1236 |
|
|
2016
Q2 | $758K | Buy |
13,600
+6,800
| +100% | +$384K | ﹤0.01% | 3930 |
|
|
2016
Q1 | $378K | Sell |
6,800
-3,400
| -33% | -$164K | ﹤0.01% | 4796 |
|
|
2015
Q4 | $500K | Buy |
10,200
+4,900
| +92% | +$249K | ﹤0.01% | 4472 |
|
|
2015
Q3 | $268K | Sell |
5,300
-8,400
| -61% | -$434K | ﹤0.01% | 5730 |
|
|
2015
Q2 | $779K | Sell |
13,700
-13,100
| -49% | -$731K | ﹤0.01% | 4318 |
|
|
2015
Q1 | $1.36M | Buy |
26,800
+5,600
| +26% | +$291K | ﹤0.01% | 3556 |
|
|
2014
Q4 | $1.12M | Sell |
21,200
-600
| -3% | -$28.9K | ﹤0.01% | 3627 |
|
|
2014
Q3 | $868K | Sell |
21,800
-6,300
| -22% | -$277K | ﹤0.01% | 3879 |
|
|
2014
Q2 | $1.34M | Buy |
28,100
+10,700
| +61% | +$414K | ﹤0.01% | 3142 |
|
|
2014
Q1 | $576K | Sell |
17,400
-26,000
| -60% | -$774K | ﹤0.01% | 4151 |
|
|
2013
Q4 | $1.28M | Buy |
43,400
+11,600
| +36% | +$393K | ﹤0.01% | 2977 |
|
|
2013
Q3 | $1.19M | Sell |
31,800
-12,300
| -28% | -$464K | ﹤0.01% | 2919 |
|
|
2013
Q2 | $1.97M | Buy |
+44,100
| New | +$1.98M | ﹤0.01% | 2508 |
|
Other funds holding IDCC
VPM
VCM
DGI
Citadel Advisors's IDCC Position: Q1 2026 in Review
Citadel Advisors increased its InterDigital (IDCC) stake by 1,727% in Q1 2026, buying an estimated $20.5M and bringing the position to 63,900 shares worth $19.3M. The position accounts for ﹤0.01% of the portfolio, ranked #2381.
Citadel Advisors first reported a position in IDCC in Q2 2013 and has held it in 49 quarters since. The position peaked at $37.4M in Q1 2025. 572 funds tracked by Wall St. Rank hold IDCC as of Q1 2026.
- Citadel Advisors held 63,900 shares of InterDigital worth $19.3M as of Q1 2026.
- Citadel Advisors bought 60,402 InterDigital shares in Q1 2026, an estimated $20.5M.
- InterDigital made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #2381 holding.
- Citadel Advisors first reported a position in InterDigital in Q2 2013 and has held it in 49 quarters since.
- Citadel Advisors's InterDigital position peaked at $37.4M in Q1 2025.
- 572 funds tracked by Wall St. Rank held InterDigital as of Q1 2026.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.