Tower Research Capital (TRC)’s Quantum-Si Incorporated QSI Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$19.3K	Sell	24,943 -7,652	-23%	-$7.93K	﹤0.01%	3502
2025 Q4	$35.9K	Buy	32,595 +17,934	+122%	+$29.2K	﹤0.01%	2674
2025 Q3	$20.7K	Sell	14,661 -246	-2%	-$356	﹤0.01%	3283
2025 Q2	$29.2K	Sell	14,907 -6,119	-29%	-$9.05K	﹤0.01%	3417
2025 Q1	$25.2K	Sell	21,026 -2,321	-10%	-$4.45K	﹤0.01%	2762
2024 Q4	$63K	Buy	23,347 +13,592	+139%	+$15.9K	﹤0.01%	2412
2024 Q3	$8.6K	Sell	9,755 -10,595	-52%	-$10.3K	﹤0.01%	3950
2024 Q2	$21.4K	Buy	20,350 +20,334	+127,088%	+$32.6K	﹤0.01%	3725
2024 Q1	$32	Sell	16 -87,425	-100%	-$153K	﹤0.01%	5732
2023 Q4	$176K	Buy	87,441 +61,574	+238%	+$93.8K	﹤0.01%	2205
2023 Q3	$42.9K	Buy	25,867 +11,457	+80%	+$27.6K	﹤0.01%	2681
2023 Q2	$25.8K	Sell	14,410 -18,623	-56%	-$29.2K	﹤0.01%	3164
2023 Q1	$58K	Buy	33,033 +15,646	+90%	+$30.9K	﹤0.01%	2366
2022 Q4	$32K	Buy	17,387 +6,075	+54%	+$15.7K	﹤0.01%	2694
2022 Q3	$32K	Sell	11,312 -3,284	-22%	-$10.5K	﹤0.01%	3553
2022 Q2	$34K	Sell	14,596 -15,229	-51%	-$58.3K	﹤0.01%	3254
2022 Q1	$140K	Buy	29,825 +28,167	+1,699%	+$137K	﹤0.01%	1982
2021 Q4	$13K	Buy	1,658 +1,630	+5,821%	+$12.3K	﹤0.01%	4197
2021 Q3	$0	Sell	28 -592	-95%	-$5.83K	﹤0.01%	6091
2021 Q2	$8K	Buy	+620	New	+$6.5K	﹤0.01%	4501