Karyopharm Therapeutics Inc.

NasdaqGS:KPTI Stock Report

Market Cap: US$96.9m

Karyopharm Therapeutics Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:KPTI Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
05 Nov 24SellUS$3,346Richard PaulsonIndividual3,675US$0.91
04 Oct 24SellUS$3,172Richard PaulsonIndividual3,607US$0.88
04 Sep 24SellUS$3,866Sohanya ChengIndividual5,356US$0.72
04 Sep 24SellUS$5,089Michael MasonIndividual7,050US$0.72
04 Sep 24SellUS$2,647Richard PaulsonIndividual3,667US$0.72
04 Sep 24SellUS$2,866Michael ManoIndividual3,971US$0.72
06 Aug 24SellUS$3,355Richard PaulsonIndividual3,608US$0.93
30 Jul 24SellUS$3,056Stuart PoultonIndividual2,883US$1.06
05 Jul 24SellUS$3,077Richard PaulsonIndividual3,616US$0.85
07 Jun 24SellUS$785,027Delphi Ventures, LLCCompany818,044US$0.98
04 Jun 24SellUS$880,693Delphi Ventures, LLCCompany906,178US$1.00
04 Jun 24SellUS$645Michael MasonIndividual652US$0.99
04 Jun 24SellUS$3,556Richard PaulsonIndividual3,592US$0.99
06 May 24SellUS$4,041Richard PaulsonIndividual3,576US$1.13
22 Apr 24SellUS$7,943Reshma RangwalaIndividual6,789US$1.17
04 Apr 24SellUS$4,596Richard PaulsonIndividual3,563US$1.29
05 Mar 24SellUS$4,645Richard PaulsonIndividual3,573US$1.30
01 Mar 24SellUS$117,399Richard PaulsonIndividual99,844US$1.20
01 Mar 24SellUS$31,684Sohanya ChengIndividual26,949US$1.20
01 Mar 24SellUS$24,150Michael ManoIndividual20,549US$1.20
01 Mar 24SellUS$26,470Stuart PoultonIndividual22,466US$1.20
01 Mar 24SellUS$25,493Reshma RangwalaIndividual21,636US$1.20
01 Mar 24SellUS$39,788Michael MasonIndividual33,849US$1.20
27 Feb 24SellUS$3,369Michael MasonIndividual2,545US$1.32
15 Feb 24SellUS$7,783Stuart PoultonIndividual5,847US$1.40
06 Feb 24SellUS$6,671Michael MasonIndividual4,205US$1.59
06 Feb 24SellUS$6,365Richard PaulsonIndividual4,012US$1.59
04 Jan 24SellUS$3,373Richard PaulsonIndividual4,114US$0.82
04 Dec 23SellUS$2,861Richard PaulsonIndividual3,622US$0.79

Insider Trading Volume

Insider Buying: KPTI insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of KPTI?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders1,660,3091.32%
Hedge Funds9,744,8857.78%
General Public46,600,33437.2%
Institutions67,308,97853.7%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 9.4%.

Top Shareholders

Top 25 shareholders own 55.76% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
7.78%
Highbridge Capital Management, LLC
9,744,885US$7.5m0%0.2%
6.11%
The Vanguard Group, Inc.
7,654,482US$5.9m0%no data
5.48%
J. Wood Capital Advisors LLC
6,872,027US$5.3m0%no data
4.43%
Eversept Partners, L.P.
5,547,880US$4.3m11.2%0.38%
4.07%
Palo Alto Investors LP
5,102,193US$3.9m0%0.6%
3.45%
Adage Capital Management, L.P.
4,319,842US$3.3m0%0.01%
3.33%
BlackRock, Inc.
4,169,788US$3.2m0%no data
2.48%
Citadel Advisors LLC
3,103,669US$2.4m0.07%no data
1.66%
Marshall Wace LLP
2,082,226US$1.6m-19.3%no data
1.61%
Avidity Partners Management, L.P.
2,018,500US$1.6m0%0.09%
1.58%
BNP Paribas Arbitrage Sa, Asset Management Arm
1,982,354US$1.5m-12.8%no data
1.42%
GSA Capital Partners LLP
1,775,700US$1.4m80.6%0.11%
1.2%
C WorldWide Asset Management Fondsmaeglerselskab A/S
1,500,000US$1.2m0%0.01%
1.11%
JPMorgan Chase & Co, Brokerage and Securities Investments
1,385,724US$1.1m8.61%no data
1.08%
Geode Capital Management, LLC
1,355,392US$1.0m3.34%no data
1.07%
Goldman Sachs Group, Investment Banking and Securities Investments
1,336,715US$1.0m-39.4%no data
1.01%
Deutsche Asset & Wealth Management
1,268,777US$980.8k0%no data
1%
Millennium Management LLC
1,255,264US$970.3k-40%no data
0.99%
Renaissance Technologies LLC
1,241,407US$959.6k64.2%no data
0.96%
Kennedy Capital Management LLC
1,204,009US$930.7k0.6%0.02%
0.95%
UBS O'Connor LLC
1,196,174US$924.6k8.51%0.08%
0.9%
Alphacentric Advisors LLC
1,125,000US$869.6k0%0.67%
0.84%
D. E. Shaw & Co., L.P.
1,047,396US$809.6k24.1%no data
0.68%
Sharon Shacham
847,276US$654.9k0%no data
0.59%
Altium Capital Management LP
740,000US$572.0k0%0.19%