CMPX Insider Trading

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Insider Ownership Percentage: 28.50%

Insider Buying (Last 12 Months): $30,800.00

Insider Selling (Last 12 Months): $5,678,570.52

Compass Therapeutics Insider Trading History Chart

Compass Therapeutics Share Price & Price History

^$1.74

▲ +0.035 (2.06%)

As of 04/17/2025 03:25 PM ET

Days: 30 | 90 | 365

Compass Therapeutics Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
4/9/2025	Carl L Gordon	Director	Sell	3,571,428	$1.59	$5,678,570.52
4/7/2025	Jonathan Anderman	Insider	Buy	20,000	$1.54	$30,800.00	21,000
3/10/2023	Thomas J Schuetz	CEO	Buy	10,000	$3.37	$33,700.00	6,021,873
2/27/2023	Thomas J Schuetz	CEO	Buy	20,000	$3.98	$79,600.00	6,011,873
2/15/2023	Thomas J Schuetz	CEO	Buy	20,000	$3.86	$77,200.00	5,991,873
1/31/2023	Thomas J Schuetz	CEO	Buy	20,000	$4.05	$81,000.00	5,471,873
1/24/2023	Thomas J Schuetz	CEO	Buy	20,000	$4.19	$83,800.00	5,451,873
11/25/2022	Vered Bisker-Leib	COO	Sell	2	$4.36	$8.72	1,060,414
11/22/2022	Vered Bisker-Leib	COO	Sell	14,929	$4.19	$62,552.51	1,069,985
11/8/2022	Orbimed Advisors Llc	Director	Buy	402,000	$3.21	$1,290,420.00	15,219,994
9/28/2022	Thomas J Schuetz	CEO	Buy	10,000	$2.32	$23,200.00	5,431,873
9/26/2022	Thomas J Schuetz	CEO	Buy	15,000	$2.27	$34,050.00	5,421,873
8/10/2022	Thomas J Schuetz	CEO	Buy	15,000	$2.64	$39,600.00	5,361,873
8/1/2022	Thomas J Schuetz	CEO	Buy	15,000	$2.58	$38,700.00	5,346,873
6/21/2022	Thomas J Schuetz	CEO	Buy	20,000	$2.80	$56,000.00	5,331,873
6/16/2022	Thomas J Schuetz	CEO	Buy	20,000	$2.34	$46,800.00	5,311,873
6/13/2022	Thomas J Schuetz	CEO	Buy	30,000	$2.29	$68,700.00	5,291,873
6/6/2022	Thomas J Schuetz	CEO	Buy	30,000	$2.83	$84,900.00	5,261,873
6/1/2022	Thomas J Schuetz	CEO	Buy	20,000	$3.03	$60,600.00	5,231,873
5/26/2022	Thomas J Schuetz	CEO	Buy	20,000	$3.04	$60,800.00	5,211,873
5/23/2022	Thomas J Schuetz	CEO	Buy	18,355	$2.72	$49,925.60	5,191,873
5/13/2022	Carl L Gordon	Director	Buy	30,722	$2.49	$76,497.78	14,817,994
5/11/2022	Carl L Gordon	Director	Buy	64,700	$1.79	$115,813.00	14,690,178
5/10/2022	Thomas J Schuetz	CEO	Buy	27,836	$1.80	$50,104.80	5,153,303
5/9/2022	Orbimed Advisors Llc	Director	Buy	90,712	$1.56	$141,510.72	14,601,031
5/6/2022	Orbimed Advisors Llc	Director	Buy	10,200	$1.63	$16,626.00	14,510,319

SEC Filings (Institutional Ownership Changes) for Compass Therapeutics (NASDAQ:CMPX)

68.43% of Compass Therapeutics stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Compass Therapeutics Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
4/17/2025	Exchange Traded Concepts LLC	54,207	$0.10M	0.0%	-44.6%	0.039%
4/15/2025	SG Americas Securities LLC	940,784	$1.79M	0.0%	+138.2%	0.680%
4/15/2025	Simplicity Wealth LLC	46,543	$88K	0.0%	N/A	0.034%
4/8/2025	Rhumbline Advisers	120,029	$0.23M	0.0%	-7.0%	0.087%
2/17/2025	Squarepoint Ops LLC	24,072	$35K	0.0%	N/A	0.017%
2/17/2025	Two Sigma Advisers LP	51,000	$74K	0.0%	-41.0%	0.037%
2/17/2025	Two Sigma Investments LP	145,238	$0.21M	0.0%	-24.8%	0.106%
2/17/2025	Tang Capital Management LLC	5,900,000	$8.56M	0.6%	+225.4%	4.288%
2/17/2025	ProShare Advisors LLC	28,722	$42K	0.0%	+49.0%	0.021%
2/17/2025	MPM Bioimpact LLC	8,567,896	$12.42M	1.8%	+51.9%	6.227%
2/17/2025	Millennium Management LLC	33,857	$49K	0.0%	-80.0%	0.025%
2/17/2025	Enavate Sciences GP LLC	7,788,150	$11.29M	8.1%	N/A	5.660%
2/17/2025	DAFNA Capital Management LLC	158,394	$0.23M	0.1%	+35.5%	0.115%
2/17/2025	Cantor Fitzgerald L. P.	100,000	$0.15M	0.0%	-44.4%	0.073%
2/17/2025	Bank of America Corp DE	113,020	$0.16M	0.0%	+36.6%	0.082%
2/17/2025	BNP Paribas Financial Markets	18,562	$27K	0.0%	N/A	0.013%
2/14/2025	Monashee Investment Management LLC	448,164	$0.65M	0.1%	-10.4%	0.326%
2/14/2025	Northern Trust Corp	801,225	$1.16M	0.0%	-5.1%	0.582%
2/14/2025	Voya Investment Management LLC	32,561	$47K	0.0%	-13.5%	0.024%
2/14/2025	Blue Owl Capital Holdings LP	2,954,712	$4.28M	1.0%	+2.6%	2.147%
2/14/2025	Adage Capital Partners GP L.L.C.	5,994,810	$8.69M	0.0%	-46.1%	4.357%
2/14/2025	Price T Rowe Associates Inc. MD	46,942	$69K	0.0%	+31.8%	0.034%
2/14/2025	Rock Springs Capital Management LP	5,779,575	$8.38M	0.3%	+2.7%	4.201%
2/14/2025	Tower Research Capital LLC TRC	17,251	$25K	0.0%	+298.0%	0.013%
2/14/2025	MetLife Investment Management LLC	63,141	$92K	0.0%	+200.3%	0.046%
2/13/2025	XTX Topco Ltd	52,754	$76K	0.0%	+160.9%	0.038%
2/13/2025	Mariner LLC	20,673	$30K	0.0%	N/A	0.015%
2/13/2025	Barclays PLC	192,766	$0.28M	0.0%	+13.2%	0.140%
2/13/2025	Renaissance Technologies LLC	278,600	$0.40M	0.0%	+25.2%	0.202%
2/13/2025	Invesco Ltd.	39,483	$57K	0.0%	+11.3%	0.029%
2/13/2025	Wells Fargo & Company MN	59,860	$87K	0.0%	+27.8%	0.044%
2/12/2025	Geode Capital Management LLC	2,334,171	$3.39M	0.0%	+1.1%	1.696%
2/12/2025	Alliancebernstein L.P.	21,440	$31K	0.0%	-11.3%	0.016%
2/12/2025	JPMorgan Chase & Co.	272,328	$0.40M	0.0%	+512.5%	0.198%
2/11/2025	Corebridge Financial Inc.	50,704	$74K	0.0%	-7.0%	0.037%
2/11/2025	LPL Financial LLC	45,000	$65K	0.0%	-10.0%	0.033%
2/11/2025	Intech Investment Management LLC	51,924	$75K	0.0%	+218.7%	0.038%
2/10/2025	Connor Clark & Lunn Investment Management Ltd.	156,871	$0.23M	0.0%	-32.4%	0.114%
2/7/2025	Sequoia Financial Advisors LLC	30,876	$45K	0.0%	N/A	0.022%
2/7/2025	Independent Advisor Alliance	17,948	$26K	0.0%	N/A	0.013%
2/4/2025	Bank of New York Mellon Corp	237,975	$0.35M	0.0%	+2.6%	0.173%
1/30/2025	Rhumbline Advisers	129,116	$0.19M	0.0%	+3.1%	0.094%
1/27/2025	Bleakley Financial Group LLC	39,993	$58K	0.0%	+250.7%	0.029%
1/24/2025	Catalina Capital Group LLC	48,964	$71K	0.0%	N/A	0.036%
1/17/2025	SG Americas Securities LLC	395,017	$0.57M	0.0%	+921.6%	0.287%
11/19/2024	Barclays PLC	170,245	$0.31M	0.0%	+195.4%	0.124%
11/16/2024	Geode Capital Management LLC	2,309,778	$4.25M	0.0%	+0.8%	1.679%
11/15/2024	Barclays PLC	170,245	$0.31M	0.0%	+195.4%	0.124%
11/15/2024	XTX Topco Ltd	20,221	$37K	0.0%	N/A	0.015%
11/15/2024	Jane Street Group LLC	73,487	$0.14M	0.0%	-52.0%	0.053%
11/15/2024	Janus Henderson Group PLC	1,843,286	$3.36M	0.0%	-64.7%	1.340%
11/13/2024	FMR LLC	4,136,273	$7.61M	0.0%	+0.1%	3.006%
11/13/2024	The Manufacturers Life Insurance Company	42,671	$79K	0.0%	N/A	0.031%
11/9/2024	Intech Investment Management LLC	16,292	$30K	0.0%	N/A	0.012%
11/1/2024	Rovin Capital UT ADV	13,495	$25K	0.0%	N/A	0.010%
10/10/2024	Exchange Traded Concepts LLC	97,931	$0.18M	0.0%	-12.6%	0.071%
10/3/2024	SG Americas Securities LLC	38,665	$71K	0.0%	+16.6%	0.028%
9/16/2024	Cubist Systematic Strategies LLC	40,701	$41K	0.0%	N/A	0.030%
8/14/2024	Cubist Systematic Strategies LLC	40,701	$41K	0.0%	N/A	0.030%
8/9/2024	Renaissance Technologies LLC	140,600	$0.14M	0.0%	+99.7%	0.102%
8/8/2024	Ground Swell Capital LLC	124,394	$0.12M	0.1%	N/A	0.090%
8/1/2024	Rhumbline Advisers	131,789	$0.13M	0.0%	+10.3%	0.096%
7/29/2024	Panagora Asset Management Inc.	68,268	$68K	0.0%	N/A	0.050%
7/26/2024	Bank of New York Mellon Corp	283,938	$0.28M	0.0%	+12.4%	0.206%
5/29/2024	Opaleye Management Inc.	3,170,000	$6.28M	1.4%	N/A	2.304%
5/16/2024	Janus Henderson Group PLC	6,492,900	$12.82M	0.0%	-0.8%	4.719%
5/14/2024	CM Management LLC	310,000	$0.61M	0.5%	+148.0%	0.225%
5/10/2024	Vanguard Group Inc.	4,152,197	$8.22M	0.0%	+1.7%	3.018%
5/8/2024	Bleakley Financial Group LLC	40,243	$80K	0.0%	N/A	0.029%
5/7/2024	SG Americas Securities LLC	28,741	$57K	0.0%	-39.7%	0.021%
4/24/2024	Simplicity Wealth LLC	40,243	$80K	0.0%	N/A	0.029%
2/14/2024	Braidwell LP	317,761	$0.50M	0.0%	-94.7%	0.249%
2/14/2024	Pennant Investors LP	199,000	$0.31M	0.1%	N/A	0.156%
2/14/2024	Pale Fire Capital SE	181,055	$0.28M	0.0%	+301.0%	0.142%
2/12/2024	Monashee Investment Management LLC	500,000	$0.78M	0.1%	-59.2%	0.392%
2/9/2024	Element Capital Management LLC	293,888	$0.46M	1.6%	N/A	0.231%
1/12/2024	SG Americas Securities LLC	47,624	$74K	0.0%	+22.7%	0.037%
1/5/2024	Exchange Traded Concepts LLC	65,819	$0.10M	0.0%	+34.0%	0.052%
12/1/2023	B. Riley Wealth Advisors Inc.	50,000	$98K	0.0%	+235.2%	0.039%
11/15/2023	Adage Capital Partners GP L.L.C.	6,380,000	$12.57M	0.0%	+2.1%	5.004%
11/14/2023	Blackstone Inc.	6,189,551	$12.19M	0.1%	+3.1%	4.855%
11/14/2023	Avidity Partners Management LP	1,599,600	$3.15M	0.1%	-1.3%	1.255%
11/14/2023	Monashee Investment Management LLC	1,226,142	$2.42M	1.0%	-37.7%	0.962%
11/14/2023	Pale Fire Capital SE	45,155	$89K	0.0%	N/A	0.035%
11/13/2023	Connor Clark & Lunn Investment Management Ltd.	132,792	$0.26M	0.0%	+15.4%	0.104%
11/13/2023	Algert Global LLC	33,963	$67K	0.0%	-61.8%	0.027%
11/13/2023	Foresite Capital Management V LLC	1,246,977	$2.46M	3.9%	-5.8%	0.978%
11/13/2023	FMR LLC	4,553,093	$8.97M	0.0%	-17.7%	3.571%
10/18/2023	Exchange Traded Concepts LLC	49,129	$97K	0.0%	+13.7%	0.039%
10/13/2023	SG Americas Securities LLC	38,807	$76K	0.0%	N/A	0.030%
10/12/2023	New Capital Management LP	24,243	$48K	0.0%	N/A	0.019%
9/21/2023	Barclays PLC	31,921	$0.10M	0.0%	-22.1%	0.025%
8/15/2023	Braidwell LP	5,954,273	$18.94M	0.6%	+83.3%	4.671%
8/15/2023	Caxton Corp	43,466	$0.14M	0.4%	-79.5%	0.034%
8/14/2023	Prosight Management LP	1,083,997	$3.45M	1.1%	+59.8%	0.850%
8/11/2023	Foresite Capital Management V LLC	1,324,071	$4.21M	3.1%	-62.0%	1.039%
8/10/2023	Monashee Investment Management LLC	1,969,296	$6.26M	1.5%	-9.5%	1.545%
8/4/2023	American International Group Inc.	43,924	$0.14M	0.0%	N/A	0.035%
7/31/2023	Strs Ohio	19,000	$60K	0.0%	N/A	0.015%
7/20/2023	Exchange Traded Concepts LLC	43,205	$0.14M	0.0%	N/A	0.034%

Data available starting January 2016

Compass Therapeutics, Inc., a clinical-stage oncology-focused biopharmaceutical company, engages in developing antibody-based therapeutics to treat various human diseases in the United States. The company's lead product candidates include CTX-009, a bispecific antibody that blocks Delta-like ligand 4 a ligand of Notch-1, and vascular endothelial growth factor A signaling pathways, which are critical to angiogenesis and tumor vascularization; and CTX-471, an IgG4 monoclonal antibody that is an agonist of CD137, a key co-stimulatory receptor on immune cells. It also develops CTX-8371, a bispecific inhibitor that targets PD-1 and PD-L1 checkpoint inhibitor antibodies. The company was founded in 2014 and is headquartered in Boston, Massachusetts.

Today's Range

Now: $1.74

$1.68

$1.74

50 Day Range

MA: $2.45

$1.46

$3.90

52 Week Range

Now: $1.74

$0.77

$4.08

Volume

271,055 shs

Average Volume

1,948,308 shs

Market Capitalization

$239.92 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.4

Who are the company insiders with the largest holdings of Compass Therapeutics?: Compass Therapeutics' top insider investors include:
Jonathan Anderman (Insider)
Carl L Gordon (Director)
Learn More about top insider investors at Compass Therapeutics.
Who are the major institutional investors of Compass Therapeutics?: Compass Therapeutics' top institutional shareholders include:
SG Americas Securities LLC — 0.68%
Rhumbline Advisers — 0.09%
Simplicity Wealth LLC — 0.03%
Learn More about top institutional investors of Compass Therapeutics stock.
Which major investors are selling Compass Therapeutics stock?: In the last quarter, CMPX stock was sold by these institutional investors:
Rhumbline Advisers
Which major investors are buying Compass Therapeutics stock?: In the last quarter, CMPX stock was bought by institutional investors including:
SG Americas Securities LLC
Simplicity Wealth LLC