Alberta Investment Management Corp (AIMCo)’s InterDigital IDCC Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-6,700	Closed	-$1.5M	–	585
2025 Q2	$1.5M	Buy	+6,700	New	+$1.42M	0.01%	392
2024 Q4	–	Sell	-1,600	Closed	-$227K	–	835
2024 Q3	$227K	Buy	+1,600	New	+$210K	﹤0.01%	731
2023 Q3	–	Sell	-5,677	Closed	-$548K	–	1119
2023 Q2	$548K	Hold	5,677	–	–	0.01%	920
2023 Q1	$414K	Sell	5,677 -4,603	-45%	-$320K	﹤0.01%	1010
2022 Q4	$509K	Sell	10,280 -2,000	-16%	-$97.5K	﹤0.01%	916
2022 Q3	$496K	Sell	12,280 -644	-5%	-$34.7K	﹤0.01%	1073
2022 Q2	$786K	Hold	12,924	–	–	0.01%	957
2022 Q1	$825K	Buy	+12,924	New	+$859K	﹤0.01%	1025
2020 Q4	–	Sell	-12,100	Closed	-$690K	–	948
2020 Q3	$690K	Hold	12,100	–	–	0.01%	747
2020 Q2	$685K	Buy	+12,100	New	+$643K	0.01%	765
2019 Q2	–	Sell	-7,100	Closed	-$468K	–	960
2019 Q1	$468K	Buy	+7,100	New	+$494K	﹤0.01%	763
2018 Q3	–	Sell	-14,900	Closed	-$1.21M	–	840
2018 Q2	$1.21M	Buy	+14,900	New	+$1.19M	0.01%	552
2018 Q1	–	Sell	-16,300	Closed	-$1.24M	–	797
2017 Q4	$1.24M	Sell	16,300 -32,800	-67%	-$2.45M	0.01%	521
2017 Q3	$3.62M	Buy	49,100 +10,000	+26%	+$732K	0.03%	377
2017 Q2	$3.02M	Buy	+39,100	New	+$3.28M	0.03%	389
2016 Q4	–	Sell	-2,900	Closed	-$230K	–	757
2016 Q3	$230K	Buy	+2,900	New	+$194K	﹤0.01%	680
2015 Q3	–	Sell	-14,400	Closed	-$819K	–	509
2015 Q2	$819K	Buy	14,400 +2,400	+20%	+$134K	0.01%	473
2015 Q1	$609K	Buy	+12,000	New	+$623K	0.01%	494