IGM Biosciences, Inc.

NasdaqGS:IGMS Stock Report

Market Cap: US$397.9m

IGM Biosciences Ownership

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

Recent Insider Transactions

NasdaqGS:IGMS Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
28 Mar 24BuyUS$3,425,569Baker Bros. Advisors LPCompany395,317US$9.62
14 Mar 24SellUS$33,805Lisa DeckerIndividual3,376US$10.17
14 Mar 24SellUS$39,502Bruce KeytIndividual3,945US$10.17
14 Mar 24SellUS$89,588Fred SchwarzerIndividual8,947US$10.17
14 Mar 24SellUS$54,472Misbah TahirIndividual5,440US$10.17
14 Mar 24SellUS$54,312Chris TakimotoIndividual5,424US$10.17
14 Mar 24SellUS$9,943Steven WeberIndividual993US$10.17
15 Dec 23BuyUS$3,431,464Baker Bros. Advisors LPCompany532,693US$6.60
13 Dec 23SellUS$25,245Lisa DeckerIndividual4,369US$5.78
13 Dec 23SellUS$43,764Bruce KeytIndividual7,574US$5.78
13 Dec 23SellUS$101,558Fred SchwarzerIndividual17,576US$5.78
29 Nov 23SellUS$7,331Lisa DeckerIndividual1,180US$6.21
29 Nov 23SellUS$7,331George GauthierIndividual1,180US$6.21
29 Nov 23SellUS$7,331Chris TakimotoIndividual1,180US$6.21
27 Nov 23SellUS$4,720Bruce KeytIndividual933US$5.06
27 Nov 23SellUS$6,764Fred SchwarzerIndividual1,337US$5.06
27 Nov 23SellUS$6,764Misbah TahirIndividual1,337US$5.06
30 Jun 23BuyUS$64,222Jakob TopsoeIndividual7,000US$9.25
30 Jun 23BuyUS$27,957Christina TopsoeIndividual3,000US$9.32
29 Jun 23BuyUS$757,585Redmile Group, LLCCompany80,423US$9.42
29 Jun 23SellUS$757,585Redmile Group, LLCCompany80,423US$9.42
26 Jun 23BuyUS$900,000M. BehrensIndividual112,500US$8.00
23 May 23SellUS$15,497Lisa DeckerIndividual1,259US$13.01
23 May 23SellUS$15,497George GauthierIndividual1,259US$13.01
23 May 23SellUS$12,088Bruce KeytIndividual982US$13.01
23 May 23SellUS$15,497Fred SchwarzerIndividual1,259US$13.01
23 May 23SellUS$15,497Misbah TahirIndividual1,259US$13.01
23 May 23SellUS$15,497Chris TakimotoIndividual1,259US$13.01

Insider Trading Volume

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

Ownership Breakdown

What is the ownership structure of IGMS?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders1,001,1441.7%
General Public1,860,2793.16%
VC/PE Firms3,100,4225.26%
Institutions12,445,25421.1%
Private Companies15,446,40126.2%
Hedge Funds25,094,03742.6%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 36.5%.

Top Shareholders

Top 25 shareholders own 94.26% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
26.2%
Topsøe Holding A/S
15,444,859US$104.3m0%no data
25.1%
Baker Bros. Advisors LP
14,822,234US$100.1m2.85%1.38%
17.4%
Redmile Group, LLC
10,271,803US$69.3m-0.12%3.11%
5.77%
T. Rowe Price Group, Inc.
3,403,714US$23.0m4.41%no data
5.26%
Artal Group S.A.
3,100,422US$20.9m22.9%0.68%
2.88%
FMR LLC
1,698,506US$11.5m-20.5%no data
1.75%
Goldman Sachs Group, Investment Banking and Securities Investments
1,029,043US$6.9m135%no data
1.59%
RA Capital Management, L.P.
937,500US$6.3m0%0.09%
1.52%
The Vanguard Group, Inc.
897,149US$6.1m-0.32%no data
1.29%
BlackRock, Inc.
762,470US$5.1m-12.5%no data
0.68%
M. Behrens
400,359US$2.7m0.77%no data
0.68%
Adage Capital Management, L.P.
400,000US$2.7m0%0.01%
0.55%
Geode Capital Management, LLC
326,656US$2.2m11.7%no data
0.52%
State Street Global Advisors, Inc.
307,468US$2.1m6.35%no data
0.42%
Millennium Management LLC
247,196US$1.7m-67.8%no data
0.41%
Fred Schwarzer
239,994US$1.6m3.42%no data
0.36%
Citadel Advisors LLC
211,508US$1.4m1,020%no data
0.34%
Rhenman & Partners Asset Management AB
200,000US$1.3m0%0.12%
0.26%
Samsara BioCapital LLC
154,664US$1.0m0%0.22%
0.23%
Northern Trust Global Investments
136,796US$923.4k0.75%no data
0.23%
Exome Asset Management LLC
135,596US$915.3k0%0.98%
0.21%
Hudson Bay Capital Management LP
124,260US$838.8k0%0.01%
0.2%
Charles Schwab Investment Management, Inc.
120,817US$815.5k0%no data
0.18%
Bruce Keyt
103,707US$700.0k9.24%no data
0.14%
Jakob Topsoe
84,854US$572.8k2.09%no data
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