INTERDIGITAL INC

Ticker: IDCC CUSIP: 45867G101 Class: EQTY

Swiss National Bank's Holding History (CIK: 0001582202)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 50,900 Value ($000) $16,206 Avg Close $353.55 Range $314.37 - $412.60

Q3 2025

Shares 50,300 Value ($000) $17,365 Avg Close $271.66 Range $213.06 - $360.30

Q2 2025

Shares 49,100 Value ($000) $11,010 Avg Close $211.87 Range $180.60 - $237.50

Q1 2025

Shares 49,100 Value ($000) $10,151 Avg Close $201.31 Range $169.58 - $231.97

Q4 2024

Shares 49,300 Value ($000) $9,550 Avg Close $174.85 Range $140.47 - $203.90

Q3 2024

Shares 49,300 Value ($000) $6,982 Avg Close $131.08 Range $115.10 - $143.96

Q2 2024

Shares 50,200 Value ($000) $5,851 Avg Close $106.87 Range $95.33 - $119.10

Q1 2024

Shares 50,700 Value ($000) $5,398 Avg Close $105.70 Range $100.55 - $119.86

Q4 2023

Shares 52,100 Value ($000) $5,655 Avg Close $92.54 Range $74.65 - $111.79

Q3 2023

Shares 58,800 Value ($000) $4,718 Avg Close $86.92 Range $79.20 - $98.69

Q2 2023

Shares 64,600 Value ($000) $6,237 Avg Close $80.98 Range $66.82 - $97.62

Q1 2023

Shares 64,000 Value ($000) $4,666 Avg Close $69.61 Range $52.13 - $75.74

Q4 2022

Shares 71,600 Value ($000) $3,543 Avg Close $48.77 Range $43.87 - $51.48

Q3 2022

Shares 73,200 Value ($000) $2,959 Avg Close $53.92 Range $40.23 - $64.00

Q2 2022

Shares 72,600 Value ($000) $4,414 Avg Close $61.35 Range $56.13 - $67.14

Q1 2022

Shares 72,600 Value ($000) $4,632 Avg Close $66.45 Range $61.36 - $73.97

Q4 2021

Shares 67,600 Value ($000) $4,842 Avg Close $69.71 Range $65.79 - $74.27

Q3 2021

Shares 68,000 Value ($000) $4,612 Avg Close $69.30 Range $63.34 - $75.25

Q2 2021

Shares 68,000 Value ($000) $4,966 Avg Close $73.91 Range $63.74 - $85.75

Q1 2021

Shares 70,400 Value ($000) $4,467 Avg Close $65.36 Range $59.93 - $69.02

Q4 2020

Shares 69,700 Value ($000) $4,229 Avg Close $59.88 Range $54.37 - $63.74

Q3 2020

Shares 69,700 Value ($000) $3,977 Avg Close $60.07 Range $54.62 - $67.06

Q2 2020

Shares 68,600 Value ($000) $3,885 Avg Close $53.16 Range $41.61 - $62.66

Q1 2020

Shares 60,400 Value ($000) $2,696 Avg Close $52.66 Range $31.04 - $64.22

Q4 2019

Shares 59,500 Value ($000) $3,242 Avg Close $55.25 Range $49.84 - $60.33

Q3 2019

Shares 59,500 Value ($000) $3,122 Avg Close $56.51 Range $47.02 - $66.95

Q2 2019

Shares 60,700 Value ($000) $3,909 Avg Close $66.69 Range $62.43 - $72.66

Q1 2019

Shares 61,600 Value ($000) $4,064 Avg Close $69.51 Range $64.12 - $74.03

Q4 2018

Shares 61,600 Value ($000) $4,092 Avg Close $72.85 Range $62.34 - $80.75

Q3 2018

Shares 60,500 Value ($000) $4,840 Avg Close $81.96 Range $78.65 - $85.85

Q2 2018

Shares 60,500 Value ($000) $4,894 Avg Close $79.55 Range $71.75 - $85.50

Q1 2018

Shares 60,500 Value ($000) $4,453 Avg Close $76.57 Range $69.33 - $81.70

Q4 2017

Shares 58,500 Value ($000) $4,455 Avg Close $74.74 Range $70.60 - $78.10

Q3 2017

Shares 57,500 Value ($000) $4,241 Avg Close $73.19 Range $67.55 - $81.85

Q2 2017

Shares 57,500 Value ($000) $4,445 Avg Close $83.80 Range $77.20 - $93.00

Q1 2017

Shares 56,500 Value ($000) $4,876 Avg Close $89.86 Range $83.15 - $102.30

Q4 2016

Shares 56,500 Value ($000) $5,161 Avg Close $80.20 Range $68.10 - $98.00

Q3 2016

Shares 56,500 Value ($000) $4,475 Avg Close $66.77 Range $52.33 - $79.92

Q2 2016

Shares 59,400 Value ($000) $3,307 Avg Close $56.52 Range $51.97 - $59.83

Q1 2016

Shares 59,400 Value ($000) $3,193 Avg Close $48.28 Range $41.01 - $55.85

Q4 2015

Shares 48,700 Value ($000) $2,388 Avg Close $50.76 Range $46.78 - $54.95

Q3 2015

Shares 48,700 Value ($000) $2,464 Avg Close $51.62 Range $44.28 - $57.77

Q2 2015

Shares 43,600 Value ($000) $2,480 Avg Close $55.81 Range $49.57 - $60.69

Q1 2015

Shares 42,800 Value ($000) $2,172 Avg Close $51.89 Range $47.76 - $56.27

Q4 2014

Shares 44,700 Value ($000) $2,365 Avg Close $48.18 Range $38.64 - $54.90

Q3 2014

Shares 44,200 Value ($000) $1,760 Avg Close $44.00 Range $39.40 - $48.93

Q2 2014

Shares 45,000 Value ($000) $2,151 Avg Close $38.65 Range $31.45 - $49.10

Q1 2014

Shares 45,800 Value ($000) $1,516 Avg Close $29.77 Range $26.25 - $33.60

Q4 2013

Shares 35,400 Value ($000) $1,044 Avg Close $33.88 Range $28.53 - $39.87

Q3 2013

Shares 35,400 Value ($000) $1,321 Avg Close $37.73 Range $35.02 - $41.24

Q2 2013

Shares 37,400 Value ($000) $1,670 Avg Close $44.80 Range $38.60 - $48.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	50,900	$16,206	$353.55	$314.37 - $412.60
Q3 2025	50,300	$17,365	$271.66	$213.06 - $360.30
Q2 2025	49,100	$11,010	$211.87	$180.60 - $237.50
Q1 2025	49,100	$10,151	$201.31	$169.58 - $231.97
Q4 2024	49,300	$9,550	$174.85	$140.47 - $203.90
Q3 2024	49,300	$6,982	$131.08	$115.10 - $143.96
Q2 2024	50,200	$5,851	$106.87	$95.33 - $119.10
Q1 2024	50,700	$5,398	$105.70	$100.55 - $119.86
Q4 2023	52,100	$5,655	$92.54	$74.65 - $111.79
Q3 2023	58,800	$4,718	$86.92	$79.20 - $98.69
Q2 2023	64,600	$6,237	$80.98	$66.82 - $97.62
Q1 2023	64,000	$4,666	$69.61	$52.13 - $75.74
Q4 2022	71,600	$3,543	$48.77	$43.87 - $51.48
Q3 2022	73,200	$2,959	$53.92	$40.23 - $64.00
Q2 2022	72,600	$4,414	$61.35	$56.13 - $67.14
Q1 2022	72,600	$4,632	$66.45	$61.36 - $73.97
Q4 2021	67,600	$4,842	$69.71	$65.79 - $74.27
Q3 2021	68,000	$4,612	$69.30	$63.34 - $75.25
Q2 2021	68,000	$4,966	$73.91	$63.74 - $85.75
Q1 2021	70,400	$4,467	$65.36	$59.93 - $69.02
Q4 2020	69,700	$4,229	$59.88	$54.37 - $63.74
Q3 2020	69,700	$3,977	$60.07	$54.62 - $67.06
Q2 2020	68,600	$3,885	$53.16	$41.61 - $62.66
Q1 2020	60,400	$2,696	$52.66	$31.04 - $64.22
Q4 2019	59,500	$3,242	$55.25	$49.84 - $60.33
Q3 2019	59,500	$3,122	$56.51	$47.02 - $66.95
Q2 2019	60,700	$3,909	$66.69	$62.43 - $72.66
Q1 2019	61,600	$4,064	$69.51	$64.12 - $74.03
Q4 2018	61,600	$4,092	$72.85	$62.34 - $80.75
Q3 2018	60,500	$4,840	$81.96	$78.65 - $85.85
Q2 2018	60,500	$4,894	$79.55	$71.75 - $85.50
Q1 2018	60,500	$4,453	$76.57	$69.33 - $81.70
Q4 2017	58,500	$4,455	$74.74	$70.60 - $78.10
Q3 2017	57,500	$4,241	$73.19	$67.55 - $81.85
Q2 2017	57,500	$4,445	$83.80	$77.20 - $93.00
Q1 2017	56,500	$4,876	$89.86	$83.15 - $102.30
Q4 2016	56,500	$5,161	$80.20	$68.10 - $98.00
Q3 2016	56,500	$4,475	$66.77	$52.33 - $79.92
Q2 2016	59,400	$3,307	$56.52	$51.97 - $59.83
Q1 2016	59,400	$3,193	$48.28	$41.01 - $55.85
Q4 2015	48,700	$2,388	$50.76	$46.78 - $54.95
Q3 2015	48,700	$2,464	$51.62	$44.28 - $57.77
Q2 2015	43,600	$2,480	$55.81	$49.57 - $60.69
Q1 2015	42,800	$2,172	$51.89	$47.76 - $56.27
Q4 2014	44,700	$2,365	$48.18	$38.64 - $54.90
Q3 2014	44,200	$1,760	$44.00	$39.40 - $48.93
Q2 2014	45,000	$2,151	$38.65	$31.45 - $49.10
Q1 2014	45,800	$1,516	$29.77	$26.25 - $33.60
Q4 2013	35,400	$1,044	$33.88	$28.53 - $39.87
Q3 2013	35,400	$1,321	$37.73	$35.02 - $41.24
Q2 2013	37,400	$1,670	$44.80	$38.60 - $48.60