INBX Insider Trading

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Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 22.20%

Insider Buying (Last 12 Months): $3,618,717.42

Insider Selling (Last 12 Months): $10,290,000.00

Inhibrx Insider Trading History Chart

Inhibrx Share Price & Price History

^$14.15

▼ -0.52 (-3.54%)

As of 03/13/2025 05:00 PM ET

Days: 30 | 90 | 365

Inhibrx Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
11/19/2024	Jon Faiz Kayyem	Director	Buy	69,686	$14.23	$991,631.78	51,093
9/16/2024	Mark Lappe	CEO	Buy	13,037	$17.13	$223,323.81	705,548
9/12/2024	Mark Lappe	CEO	Buy	26,963	$15.05	$405,793.15	692,511
9/10/2024	Kristiina Md Vuori	Director	Buy	179	$15.00	$2,685.00	7,319
9/9/2024	Mark Lappe	CEO	Buy	9,500	$15.21	$144,495.00	657,048
9/6/2024	Mark Lappe	CEO	Buy	26,000	$15.29	$397,540.00	647,548
9/3/2024	Mark Lappe	CEO	Buy	20,000	$15.81	$316,200.00	165,000
8/29/2024	Mark Lappe	CEO	Buy	10,000	$14.03	$140,300.00	135,000
6/5/2024	Jon Faiz Kayyem	Director	Buy	57,549	$17.32	$996,748.68	1,150,410
5/28/2024	Brendan P. Eckelman	Insider	Sell	300,000	$34.30	$10,290,000.00	1,735,553
8/28/2023	Global Investors Lp Viking	Major Shareholder	Buy	511,627	$19.35	$9,899,982.45	511,627
2/1/2023	Brendan P. Eckelman	Insider	Sell	28,750	$24.73	$710,987.50	2,086,803
1/23/2023	Jon Faiz Kayyem	Director	Sell	9,500	$25.26	$239,970.00	3,224,301
1/23/2023	Mark Lappe	CEO	Sell	21,665	$25.36	$549,424.40	2,490,587
1/3/2023	Brendan P. Eckelman	Insider	Sell	32,895	$23.77	$781,914.15	2,122,658
12/21/2022	Jon Faiz Kayyem	Director	Sell	9,500	$27.02	$256,690.00	3,233,801
12/19/2022	Mark Lappe	CEO	Sell	26,000	$25.56	$664,560.00	2,512,252
12/6/2022	Brendan P. Eckelman	Insider	Sell	40,000	$27.22	$1,088,800.00	2,155,553
11/21/2022	Jon Faiz Kayyem	Director	Sell	9,500	$29.89	$283,955.00	3,243,301
11/1/2022	Brendan P. Eckelman	Insider	Sell	40,000	$33.51	$1,340,400.00	2,195,553
10/21/2022	Jon Faiz Kayyem	Director	Sell	9,500	$30.13	$286,235.00	3,252,801
10/17/2022	Mark Lappe	CEO	Sell	26,000	$29.59	$769,340.00	2,564,252
10/7/2022	Global Investors Lp Viking	Major Shareholder	Buy	1,333,333	$30.00	$39,999,990.00	2,427,307
10/4/2022	Brendan P. Eckelman	Insider	Sell	40,000	$27.82	$1,112,800.00	2,235,553
8/2/2022	Brendan P. Eckelman	Insider	Sell	24,500	$17.70	$433,650.00	2,491,053
7/7/2022	Brendan P. Eckelman	Insider	Sell	40,000	$17.17	$686,800.00	2,515,553
4/5/2022	Brendan P. Eckelman	Insider	Sell	400	$25.04	$10,016.00

See Full Table

SEC Filings (Institutional Ownership Changes) for Inhibrx (NASDAQ:INBX)

82.46% of Inhibrx 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

Inhibrx Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
3/7/2025	Alpha Wealth Funds LLC	77,933	$1.18M	1.1%	N/A	0.538%
2/17/2025	State of Wyoming	5,402	$83K	0.0%	N/A	0.037%
2/17/2025	Sanofi	1,157,926	$17.83M	10.2%	N/A	7.997%
2/17/2025	Nuveen Asset Management LLC	25,021	$0.39M	0.0%	N/A	0.173%
2/17/2025	Millennium Management LLC	258,388	$3.98M	0.0%	N/A	1.784%
2/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	6,653	$0.10M	0.0%	N/A	0.046%
2/17/2025	Laird Norton Wetherby Wealth Management LLC	30,656	$0.47M	0.0%	N/A	0.212%
2/17/2025	Deutsche Bank AG	19,609	$0.30M	0.0%	N/A	0.135%
2/17/2025	Caption Management LLC	199,898	$3.08M	0.0%	N/A	1.381%
2/17/2025	Bank of America Corp DE	12,430	$0.19M	0.0%	N/A	0.086%
2/17/2025	BNP Paribas Financial Markets	8,326	$0.13M	0.0%	N/A	0.058%
2/17/2025	ArrowMark Colorado Holdings LLC	160,899	$2.48M	0.0%	N/A	1.111%
2/14/2025	Jane Street Group LLC	88,419	$1.36M	0.0%	N/A	0.611%
2/14/2025	Castalian Partners LLC	191,533	$2.95M	1.5%	N/A	1.323%
2/14/2025	Schonfeld Strategic Advisors LLC	144,178	$2.22M	0.0%	N/A	0.996%
2/14/2025	Northern Trust Corp	116,104	$1.79M	0.0%	N/A	0.802%
2/14/2025	Birchview Capital LP	32,110	$0.49M	0.4%	N/A	0.222%
2/14/2025	Boothbay Fund Management LLC	28,230	$0.44M	0.0%	N/A	0.195%
2/14/2025	Credit Industriel ET Commercial	64,217	$0.99M	0.1%	N/A	0.443%
2/14/2025	Cigogne Management SA	75,932	$1.17M	0.7%	N/A	0.524%
2/14/2025	JBF Capital Inc.	20,949	$0.32M	0.1%	N/A	0.145%
2/14/2025	MetLife Investment Management LLC	7,683	$0.12M	0.0%	N/A	0.053%
2/14/2025	Natixis	2,000	$31K	0.0%	N/A	0.014%
2/13/2025	Marshall Wace LLP	53,586	$0.83M	0.0%	N/A	0.370%
2/13/2025	Walleye Capital LLC	579,999	$8.93M	0.0%	N/A	4.006%
2/13/2025	Barclays PLC	18,841	$0.29M	0.0%	N/A	0.130%
2/13/2025	Kennedy Capital Management LLC	165,681	$2.55M	0.1%	N/A	1.144%
2/13/2025	Arbiter Partners Capital Management LLC	28,095	$0.43M	0.3%	N/A	0.194%
2/13/2025	Yakira Capital Management Inc.	36,195	$0.56M	0.2%	N/A	0.250%
2/13/2025	Russell Investments Group Ltd.	54,345	$0.84M	0.0%	N/A	0.375%
2/13/2025	Wells Fargo & Company MN	6,647	$0.10M	0.0%	N/A	0.046%
2/12/2025	Rangeley Capital LLC	49,401	$0.76M	0.7%	N/A	0.341%
2/12/2025	Slotnik Capital LLC	388,000	$5.98M	2.7%	N/A	2.680%
2/12/2025	Geode Capital Management LLC	255,133	$3.93M	0.0%	N/A	1.762%
2/12/2025	Alliancebernstein L.P.	17,930	$0.28M	0.0%	N/A	0.124%
2/12/2025	JPMorgan Chase & Co.	7,592	$0.12M	0.0%	+47.8%	0.052%
2/11/2025	Corebridge Financial Inc.	5,765	$89K	0.0%	N/A	0.040%
2/11/2025	Meridian Wealth Advisors LLC	25,000	$0.39M	0.1%	N/A	0.173%
2/10/2025	Corient Private Wealth LLC	20,492	$0.32M	0.0%	N/A	0.142%
2/7/2025	HighTower Advisors LLC	781,752	$12.04M	0.0%	N/A	5.400%
2/7/2025	PNC Financial Services Group Inc.	1,798	$28K	0.0%	N/A	0.012%
2/6/2025	Charles Schwab Investment Management Inc.	32,657	$0.50M	0.0%	N/A	0.226%
2/4/2025	Bank of New York Mellon Corp	51,445	$0.79M	0.0%	N/A	0.355%
1/31/2025	New York State Common Retirement Fund	3,472	$53K	0.0%	N/A	0.024%
1/30/2025	Rhumbline Advisers	14,807	$0.23M	0.0%	N/A	0.102%
1/24/2025	China Universal Asset Management Co. Ltd.	3,069	$47K	0.0%	N/A	0.021%
1/22/2025	Empirical Financial Services LLC d.b.a. Empirical Wealth Management	22,584	$0.35M	0.0%	N/A	0.156%
1/21/2025	Exchange Traded Concepts LLC	9,608	$0.15M	0.0%	N/A	0.066%
12/26/2024	JPMorgan Chase & Co.	5,135	$80K	0.0%	-88.4%	0.035%
5/17/2024	RA Capital Management L.P.	2,629,837	$91.94M	1.2%	-44.3%	5.019%
5/16/2024	California State Teachers Retirement System	22,593	$0.79M	0.0%	-2.4%	0.043%
5/16/2024	Black Maple Capital Management LP	15,863	$0.56M	0.3%	N/A	0.030%
5/15/2024	Price T Rowe Associates Inc. MD	14,812	$0.52M	0.0%	+8.1%	0.028%
5/15/2024	Alpine Global Management LLC	35,000	$1.22M	0.3%	N/A	0.067%
5/14/2024	Platinum Investment Management Ltd.	145,966	$5.10M	0.2%	-13.0%	0.279%
5/10/2024	Vanguard Group Inc.	1,861,469	$65.08M	0.0%	-0.7%	3.561%
5/10/2024	MMCAP International Inc. SPC	451,433	$15.78M	2.1%	N/A	0.863%
5/8/2024	Entropy Technologies LP	10,982	$0.38M	0.0%	N/A	0.021%
5/8/2024	ProShare Advisors LLC	16,741	$0.59M	0.0%	+92.2%	0.032%
5/8/2024	Russell Investments Group Ltd.	190,389	$6.66M	0.0%	-56.3%	0.364%
5/7/2024	Swiss National Bank	42,000	$1.47M	0.0%	+8.5%	0.080%
5/2/2024	FORA Capital LLC	16,103	$0.56M	0.0%	N/A	0.031%
5/2/2024	Fifth Lane Capital LP	10,200	$0.36M	0.3%	N/A	0.020%
5/1/2024	Mirae Asset Global Investments Co. Ltd.	21,920	$0.77M	0.0%	+7.0%	0.042%
4/29/2024	China Universal Asset Management Co. Ltd.	9,106	$0.32M	0.0%	+66.4%	0.017%
4/17/2024	Hennion & Walsh Asset Management Inc.	30,561	$1.07M	0.1%	+2.5%	0.064%
3/5/2024	Wellington Management Group LLP	145,398	$5.53M	0.0%	-16.9%	0.307%
2/20/2024	Readystate Asset Management LP	13,839	$0.53M	0.0%	N/A	0.029%
2/15/2024	PFM Health Sciences LP	537,964	$20.44M	1.2%	+86.4%	1.138%
2/15/2024	Birchview Capital LP	48,448	$1.84M	1.5%	-31.2%	0.102%
2/14/2024	Bellevue Group AG	24,600	$0.94M	0.0%	-49.6%	0.052%
2/14/2024	Platinum Investment Management Ltd.	167,763	$6.38M	0.3%	-26.8%	0.355%
2/14/2024	Vestal Point Capital LP	1,530,000	$58.14M	6.2%	N/A	3.235%
2/13/2024	Capital Research Global Investors	712,360	$27.07M	0.0%	-41.7%	1.506%
2/13/2024	Rafferty Asset Management LLC	103,246	$3.92M	0.0%	-10.9%	0.218%
2/13/2024	Campbell & CO Investment Adviser LLC	23,516	$0.89M	0.1%	N/A	0.050%
2/9/2024	HCR Wealth Advisors	6,300	$0.24M	0.0%	N/A	0.013%
2/8/2024	Quadrant Capital Group LLC	690	$26K	0.0%	N/A	0.001%
2/7/2024	Principal Financial Group Inc.	10,368	$0.39M	0.0%	-3.7%	0.022%
2/7/2024	E Fund Management Co. Ltd.	5,512	$0.21M	0.0%	N/A	0.012%
2/6/2024	Charles Schwab Investment Management Inc.	229,866	$8.74M	0.0%	+8.4%	0.486%
2/6/2024	AJOVista LLC	678	$26K	0.0%	N/A	0.001%
2/6/2024	M&T Bank Corp	23,843	$0.91M	0.0%	-16.4%	0.050%
2/6/2024	Amalgamated Bank	4,250	$0.16M	0.0%	-7.6%	0.009%
2/6/2024	Swiss National Bank	38,700	$1.47M	0.0%	-32.8%	0.082%
2/5/2024	Russell Investments Group Ltd.	435,450	$16.55M	0.0%	-5.1%	0.921%
2/1/2024	Signaturefd LLC	758	$29K	0.0%	+4,637.5%	0.002%
1/24/2024	Mirae Asset Global Investments Co. Ltd.	20,494	$0.78M	0.0%	+6.9%	0.043%
1/24/2024	Arizona State Retirement System	5,494	$0.21M	0.0%	N/A	0.012%
1/24/2024	China Universal Asset Management Co. Ltd.	5,471	$0.21M	0.0%	+389.8%	0.012%
1/5/2024	Exchange Traded Concepts LLC	6,705	$0.26M	0.0%	+34.0%	0.014%
12/18/2023	Vanguard Group Inc.	1,789,811	$32.84M	0.0%	+1.0%	3.785%
12/6/2023	Citigroup Inc.	49,244	$0.90M	0.0%	+3.4%	0.104%
12/1/2023	Wellington Management Group LLP	174,899	$3.21M	0.0%	+24.4%	0.370%
11/15/2023	RA Capital Management L.P.	4,724,207	$86.69M	1.7%	+22.6%	9.990%
11/14/2023	Eventide Asset Management LLC	434,026	$7.96M	0.1%	N/A	0.994%
11/14/2023	Profund Advisors LLC	19,746	$0.36M	0.0%	-18.3%	0.045%
11/13/2023	FMR LLC	1,517,595	$27.85M	0.0%	-14.3%	3.475%
11/13/2023	Rafferty Asset Management LLC	115,828	$2.13M	0.0%	-12.4%	0.265%
11/9/2023	Loomis Sayles & Co. L P	1,116,484	$20.49M	0.0%	-3.0%	2.557%

Data available starting January 2016

See Full Table

Inhibrx, Inc., a clinical-stage biopharmaceutical company, develops a pipeline of novel biologic therapeutic candidates. The company's therapeutic candidate includes INBRX-101, an alpha-1 antitrypsin (AAT)-Fc fusion protein therapeutic candidate, which is in Phase 1 clinical trials for use in the treatment of patients with AAT deficiency. It also develops INBRX-109, a tetravalent therapeutic candidate targeting death receptor 5, which is in Phase 2 clinical trials to treat cancers, such as chondrosarcoma, mesothelioma, colorectal cancer, ewing sarcoma, and pancreatic adenocarcinoma; and INBRX-106, a hexavalent agonist of OX40 for a range of oncology indications. The company has license and collaboration agreements with 2seventy bio, Inc. and Bristol-Myers Squibb Company. Inhibrx, Inc. was incorporated in 2009 and is headquartered in La Jolla, California.

Today's Range

Now: $14.15

$14.12

$15.29

50 Day Range

MA: $13.43

$12.24

$16.52

52 Week Range

Now: $14.15

$10.80

$35.42

Volume

135,877 shs

Average Volume

228,772 shs

Market Capitalization

$204.84 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

N/A

Who are the company insiders with the largest holdings of Inhibrx?: Inhibrx's top insider shareholders include:
Brendan P Eckelman (Insider)
Jon Faiz Kayyem (Director)
Mark Lappe (CEO)
Global Investors Lp Viking (Major Shareholder)
Kristiina Md Vuori (Director)
Learn More about top insider investors at Inhibrx.
Who are the major institutional investors of Inhibrx?: Inhibrx's top institutional shareholders include:
Sanofi — 8.00%
HighTower Advisors LLC — 5.40%
Walleye Capital LLC — 4.01%
Slotnik Capital LLC — 2.68%
Millennium Management LLC — 1.78%
Geode Capital Management LLC — 1.76%
Learn More about top institutional investors of Inhibrx stock.
Which major investors are buying Inhibrx stock?: In the last quarter, INBX stock was purchased by institutional investors including:
Sanofi
HighTower Advisors LLC
Walleye Capital LLC
Slotnik Capital LLC
Millennium Management LLC
Geode Capital Management LLC
Caption Management LLC
Castalian Partners LLC
During the last year, these company insiders have bought Inhibrx stock:
Brendan P Eckelman (Insider)
Jon Faiz Kayyem (Director)
Mark Lappe (CEO)
Global Investors Lp Viking (Major Shareholder)
Learn More investors buying Inhibrx stock.