Tower Research Capital LLC (Trc) Alpine Immune Sciences, Inc. Transaction History

Tower Research Capital LLC (Trc)

$3.68 Billion
Q3 2024

25 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2024 May 15, 2024	SELL	$17.75 - $41.6 $84,827 - $198,806	-4,779 Reduced 87.05%	711 $28,000
Q4 2023 Feb 13, 2024	BUY	$8.54 - $20.22 $37,721 - $89,311	4,417 Added 411.65%	5,490 $104,000
Q3 2023 Nov 14, 2023	BUY	$10.13 - $13.98 $405 - $559	40 Added 3.87%	1,073 $12,000
Q2 2023 Aug 14, 2023	SELL	$6.84 - $11.91 $3,187 - $5,550	-466 Reduced 31.09%	1,033 $10,000
Q1 2023 May 09, 2023	BUY	$7.0 - $8.75 $3,346 - $4,182	478 Added 46.82%	1,499 $12,000
Q4 2022 Feb 10, 2023	SELL	$5.45 - $7.35 $3,177 - $4,285	-583 Reduced 36.35%	1,021 $8,000
Q3 2022 Nov 10, 2022	SELL	$6.89 - $9.39 $135,078 - $184,090	-19,605 Reduced 92.44%	1,604 $12,000
Q2 2022 Aug 15, 2022	BUY	$6.71 - $9.52 $128,865 - $182,831	19,205 Added 958.33%	21,209 $180,000
Q1 2022 May 12, 2022	BUY	$6.41 - $13.89 $7,685 - $16,654	1,199 Added 148.94%	2,004 $18,000
Q4 2021 Feb 14, 2022	SELL	$10.41 - $13.95 $12,315 - $16,502	-1,183 Reduced 59.51%	805 $11,000
Q3 2021 Nov 15, 2021	BUY	$8.19 - $11.31 $10,434 - $14,408	1,274 Added 178.43%	1,988 $21,000
Q2 2021 Aug 16, 2021	SELL	$8.81 - $15.03 $2,475 - $4,223	-281 Reduced 28.24%	714 $7,000
Q1 2021 May 17, 2021	BUY	$10.02 - $13.92 $7,064 - $9,813	705 Added 243.1%	995 $10,000
Q4 2020 Feb 16, 2021	SELL	$7.42 - $15.96 $99,094 - $213,145	-13,355 Reduced 97.87%	290 $4,000
Q3 2020 Nov 16, 2020	BUY	$7.15 - $11.5 $96,296 - $154,882	13,468 Added 7609.04%	13,645 $120,000
Q2 2020 Aug 13, 2020	BUY	$2.77 - $12.1 $490 - $2,141	177 New	177 $2,000
Q4 2019 Feb 07, 2020	SELL	$2.45 - $3.87 $218 - $344	-89 Closed	0 $0
Q3 2019 Nov 05, 2019	BUY	$3.5 - $5.0 $311 - $445	89 New	89 $0
Q2 2019 Aug 13, 2019	SELL	$4.08 - $7.75 $2,582 - $4,905	-633 Closed	0 $0
Q1 2019 May 14, 2019	SELL	$4.09 - $7.19 $9,660 - $16,982	-2,362 Reduced 78.86%	633 $4,000
Q4 2018 Feb 14, 2019	BUY	$3.68 - $6.07 $6,403 - $10,561	1,740 Added 138.65%	2,995 $11,000
Q3 2018 Nov 13, 2018	SELL	$5.68 - $8.59 $465 - $704	-82 Reduced 6.13%	1,255 $8,000
Q2 2018 Aug 15, 2018	BUY	$7.16 - $10.05 $8,885 - $12,472	1,241 Added 1292.71%	1,337 $10,000
Q1 2018 May 15, 2018	SELL	$7.95 - $11.65 $6,272 - $9,191	-789 Reduced 89.15%	96 $1,000
Q4 2017 Feb 09, 2018	BUY	$9.65 - $12.65 $8,540 - $11,195	885	885 $10,000

Others Institutions Holding ALPN

# of Institutions

Shares Held

56.2K

Call Options Held

Put Options Held

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About ALPINE IMMUNE SCIENCES, INC.

Ticker ALPN
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 44,006,700
Description
Alpine Immune Sciences, Inc., a clinical-stage biopharmaceutical company, focuses on the discovery and development of protein-based immunotherapies for the treatment of cancer, autoimmune/inflammatory disorders, and other diseases. Its product pipeline includes ALPN-101, an inducible T cell costimulator (ICOS)/cluster of differentiation 28 (CD28...

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