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IMRX Insider Trading

Insider Ownership Percentage: 22.90%
Insider Buying (Last 12 Months): $478,071.61
Insider Selling (Last 12 Months): $0.00

Immuneering Insider Trading History Chart

This chart shows the insider buying and selling history at Immuneering by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Immuneering Share Price & Price History

Current Price: $6.69
Price Change: ▼ Price Decrease of -0.05 (-0.74%)
As of 12/4/2025 05:00 PM ET

This chart shows the closing price history over time for IMRX up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Immuneering Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
10/3/2025Peter FeinbergDirectorBuy7,500$6.67$50,025.00156,766View SEC Filing Icon  
10/1/2025Leah R NeufeldInsiderBuy800$6.38$5,104.0023,344View SEC Filing Icon  
9/30/2025Peter FeinbergDirectorBuy7,500$7.03$52,725.00149,266View SEC Filing Icon  
9/29/2025Peter FeinbergDirectorBuy5,000$7.18$35,900.00141,766View SEC Filing Icon  
7/2/2025Benjamin J ZeskindCEOBuy7,015$3.53$24,762.952,312,852View SEC Filing Icon  
7/2/2025Diana HausmanDirectorBuy2,500$3.60$9,000.002,500View SEC Filing Icon  
7/2/2025Diana HausmanDirectorBuy3,000$3.62$10,860.003,000View SEC Filing Icon  
7/2/2025Leah R NeufeldInsiderBuy700$3.57$2,499.0010,729View SEC Filing Icon  
7/1/2025Benjamin J ZeskindCEOBuy2,985$3.38$10,089.302,305,837View SEC Filing Icon  
6/27/2025Thomas J SchallDirectorBuy9,500$3.66$34,770.0052,885View SEC Filing Icon  
6/23/2025Brett Matthew HallInsiderBuy6,007$2.43$14,597.01359,318View SEC Filing Icon  
6/20/2025Brett Matthew HallInsiderBuy7,415$2.70$20,020.50353,311View SEC Filing Icon  
6/20/2025Harold Eugene BrakewoodInsiderBuy1,900$2.53$4,807.005,800View SEC Filing Icon  
6/18/2025Benjamin J ZeskindCEOBuy21,000$2.39$50,190.002,302,852View SEC Filing Icon  
6/18/2025Peter FeinbergDirectorBuy25,000$2.53$63,250.00136,766View SEC Filing Icon  
6/17/2025Thomas J SchallDirectorBuy40,485$2.21$89,471.8543,385View SEC Filing Icon  
4/1/2024Cormorant Asset Management, LpMajor ShareholderSell400,000$2.90$1,160,000.002,895,273View SEC Filing Icon  
3/22/2024Harold Eugene BrakewoodInsiderBuy3,900$2.57$10,023.003,900View SEC Filing Icon  
3/22/2024Peter FeinbergDirectorBuy25,000$2.55$63,750.00111,766View SEC Filing Icon  
3/21/2024Mallory MoralesCAOBuy1,107$2.72$3,011.047,885View SEC Filing Icon  
3/20/2024Leah R NeufeldInsiderBuy3,818$2.88$10,995.8410,029View SEC Filing Icon  
3/19/2024Benjamin J ZeskindCEOBuy20,000$2.77$55,400.002,281,852View SEC Filing Icon  
3/18/2024Ann E BermanDirectorBuy57,965$2.13$123,465.4567,465View SEC Filing Icon  
3/14/2024Cormorant Asset Management, LpMajor ShareholderSell509,091$3.72$1,893,818.523,695,273View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Immuneering (NASDAQ:IMRX)

67.65% of Immuneering 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

This chart shows the instiutional buying and selling at IMRX by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Immuneering Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/24/2025CIBC Private Wealth Group LLC50,051$0.35M0.0%+233.7%0.078%Search for SEC Filing on Google Icon
11/21/2025CIBC Bancorp USA Inc.50,051$0.35M0.0%N/A0.120%Search for SEC Filing on Google Icon
11/18/2025Heights Capital Management Inc.20,000$0.14M0.0%N/A0.048%Search for SEC Filing on Google Icon
11/17/2025Woodline Partners LP150,000$1.05M0.0%N/A0.361%Search for SEC Filing on Google Icon
11/17/2025Prelude Capital Management LLC72,467$0.51M0.0%N/A0.174%Search for SEC Filing on Google Icon
11/17/2025Moors & Cabot Inc.11,000$77K0.0%N/A0.026%Search for SEC Filing on Google Icon
11/17/2025Mercer Global Advisors Inc. ADV10,000$70K0.0%N/A0.024%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC236,781$1.66M0.0%+280.4%0.570%Search for SEC Filing on Google Icon
11/17/2025Citadel Advisors LLC943,144$6.60M0.0%N/A2.269%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE43,754$0.31M0.0%+53.6%0.105%Search for SEC Filing on Google Icon
11/17/2025Ameriprise Financial Inc.47,299$0.33M0.0%N/A0.114%Search for SEC Filing on Google Icon
11/14/2025Virtu Financial LLC13,994$98K0.0%N/A0.034%Search for SEC Filing on Google Icon
11/14/2025Southport Management L.L.C.272,501$1.91M7.9%+11.2%0.656%Search for SEC Filing on Google Icon
11/14/2025Burkehill Global Management LP300,000$2.10M0.1%N/A0.722%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP107,871$0.76M0.0%+481.4%0.259%Search for SEC Filing on Google Icon
11/14/2025Bridgeway Capital Management LLC120,449$0.84M0.0%+26.2%0.290%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG126,402$0.89M0.0%+2,391.7%0.304%Search for SEC Filing on Google Icon
11/13/2025Blue Owl Capital Holdings LP550,000$3.85M1.2%N/A1.323%Search for SEC Filing on Google Icon
11/12/2025Dimensional Fund Advisors LP19,562$0.14M0.0%+46.4%0.047%Search for SEC Filing on Google Icon
11/12/2025Kingsview Wealth Management LLC90,000$0.63M0.0%+542.9%0.217%Search for SEC Filing on Google Icon
11/12/2025Monashee Investment Management LLC300,000$2.10M1.0%N/A0.722%Search for SEC Filing on Google Icon
11/10/2025TD Asset Management Inc145,180$1.02M0.0%N/A0.349%Search for SEC Filing on Google Icon
11/10/2025Palumbo Wealth Management LLC49,052$0.34M0.1%N/A0.118%Search for SEC Filing on Google Icon
11/10/2025China Universal Asset Management Co. Ltd.5,000$35K0.0%N/A0.012%Search for SEC Filing on Google Icon
11/7/2025GSA Capital Partners LLP37,836$0.27M0.0%N/A0.091%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.2,415,244$16.91M0.0%+128.5%5.810%Search for SEC Filing on Google Icon
11/4/2025Sanofi2,708,559$18.96M7.3%N/A6.516%Search for SEC Filing on Google Icon
11/4/2025Berman McAleer LLC25,000$0.18M0.0%N/A0.060%Search for SEC Filing on Google Icon
10/30/2025Wendell David Associates Inc.15,000$0.11M0.0%N/A0.036%Search for SEC Filing on Google Icon
10/29/2025Resonant Capital Advisors LLC20,000$0.14M0.0%N/A0.048%Search for SEC Filing on Google Icon
10/24/2025Iridian Asset Management LLC CT275,086$1.93M0.8%N/A0.662%Search for SEC Filing on Google Icon
10/15/2025Future Financial Wealth Managment LLC5,000$35K0.0%N/A0.012%Search for SEC Filing on Google Icon
10/15/2025Vontobel Holding Ltd.21,500$0.15M0.0%N/A0.052%Search for SEC Filing on Google Icon
10/8/2025Flower City Capital29,229$0.21M0.1%-8.7%0.070%Search for SEC Filing on Google Icon
9/26/2025Corient Private Wealth LLC63,740$0.22M0.0%N/A0.153%Search for SEC Filing on Google Icon
8/15/2025Corient Private Wealth LLC63,740$0.22M0.0%N/A0.175%Search for SEC Filing on Google Icon
8/15/2025Bridgeway Capital Management LLC95,449$0.32M0.0%+57.9%0.265%Search for SEC Filing on Google Icon
8/13/2025Marshall Wace LLP573,864$1.93M0.0%-29.0%1.595%Search for SEC Filing on Google Icon
8/12/2025XTX Topco Ltd26,829$90K0.0%N/A0.075%Search for SEC Filing on Google Icon
8/8/2025Kingsview Wealth Management LLC14,000$47K0.0%N/A0.039%Search for SEC Filing on Google Icon
8/8/2025Geode Capital Management LLC230,275$0.78M0.0%+2.0%0.640%Search for SEC Filing on Google Icon
7/16/2025Flower City Capital32,029$0.11M0.1%N/A0.089%Search for SEC Filing on Google Icon
5/19/2025Jane Street Group LLC20,869$32K0.0%N/A0.058%Search for SEC Filing on Google Icon
5/13/2025HighTower Advisors LLC83,960$0.13M0.0%+17.7%0.233%Search for SEC Filing on Google Icon
5/7/2025TD Asset Management Inc71,066$0.11M0.0%-52.9%0.197%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Investments LP50,557$0.11M0.0%+25.0%0.163%Search for SEC Filing on Google Icon
2/17/2025Tang Capital Management LLC12,073$27K0.0%N/A0.039%Search for SEC Filing on Google Icon
2/17/2025Southport Management L.L.C.215,000$0.47M1.7%+4.9%0.692%Search for SEC Filing on Google Icon
2/17/2025Millennium Management LLC102,936$0.23M0.0%-58.2%0.332%Search for SEC Filing on Google Icon
2/17/2025First Manhattan CO. LLC.32,325$71K0.0%N/A0.104%Search for SEC Filing on Google Icon
2/17/2025Bridgeway Capital Management LLC51,349$0.11M0.0%+77.4%0.165%Search for SEC Filing on Google Icon
2/14/2025Price T Rowe Associates Inc. MD767,124$1.69M0.0%-5.3%2.471%Search for SEC Filing on Google Icon
2/13/2025Marshall Wace LLP21,432$47K0.0%N/A0.069%Search for SEC Filing on Google Icon
2/13/2025XTX Topco Ltd32,650$72K0.0%+177.2%0.105%Search for SEC Filing on Google Icon
2/13/2025Rockefeller Capital Management L.P.177,377$0.39M0.0%N/A0.571%Search for SEC Filing on Google Icon
2/10/2025Tidemark LLC44,400$98K0.0%-14.4%0.143%Search for SEC Filing on Google Icon
2/7/2025HighTower Advisors LLC71,360$0.16M0.0%+33.7%0.230%Search for SEC Filing on Google Icon
11/16/2024Geode Capital Management LLC209,641$0.52M0.0%-5.5%0.707%Search for SEC Filing on Google Icon
11/15/2024XTX Topco Ltd11,779$29K0.0%-65.5%0.040%Search for SEC Filing on Google Icon
11/15/2024HighTower Advisors LLC53,360$0.13M0.0%+21.4%0.180%Search for SEC Filing on Google Icon
11/15/2024Point72 Asia Singapore Pte. Ltd.17,824$44K0.0%-48.5%0.060%Search for SEC Filing on Google Icon
11/14/2024Corsair Capital Management L.P.10,000$25K0.0%N/A0.034%Search for SEC Filing on Google Icon
11/7/2024Tidemark LLC51,850$0.13M0.1%N/A0.175%Search for SEC Filing on Google Icon
10/16/2024Vontobel Holding Ltd.10,000$25K0.0%N/A0.034%Search for SEC Filing on Google Icon
10/10/2024Exchange Traded Concepts LLC58,349$0.15M0.0%-22.1%0.197%Search for SEC Filing on Google Icon
9/16/2024Point72 Asia Singapore Pte. Ltd.34,609$44K0.0%N/A0.117%Search for SEC Filing on Google Icon
8/15/2024Point72 Asia Singapore Pte. Ltd.34,609$44K0.0%N/A0.117%Search for SEC Filing on Google Icon
8/14/2024Marshall Wace LLP384,075$0.49M0.0%N/A1.295%Search for SEC Filing on Google Icon
8/12/2024XTX Topco Ltd34,159$44K0.0%+37.3%0.115%Search for SEC Filing on Google Icon
8/9/2024Renaissance Technologies LLC349,100$0.45M0.0%N/A1.177%Search for SEC Filing on Google Icon
8/6/2024Acadian Asset Management LLC53,445$67K0.0%N/A0.180%Search for SEC Filing on Google Icon
5/15/2024Price T Rowe Associates Inc. MD910,266$2.63M0.0%-73.1%3.070%Search for SEC Filing on Google Icon
5/10/2024Vanguard Group Inc.1,203,666$3.48M0.0%+12.1%4.060%Search for SEC Filing on Google Icon
2/12/2024TD Asset Management Inc197,876$1.45M0.0%-30.4%0.676%Search for SEC Filing on Google Icon
1/5/2024Exchange Traded Concepts LLC17,416$0.13M0.0%+34.0%0.060%Search for SEC Filing on Google Icon
11/15/2023Adage Capital Partners GP L.L.C.195,000$1.50M0.0%+11.4%0.666%Search for SEC Filing on Google Icon
11/14/2023Corton Capital Inc.18,847$0.15M0.1%N/A0.064%Search for SEC Filing on Google Icon
11/13/2023Southport Management L.L.C.17,500$0.13M0.7%N/A0.060%Search for SEC Filing on Google Icon
11/13/2023FMR LLC612,168$4.70M0.0%-7.0%2.092%Search for SEC Filing on Google Icon
11/13/2023PNC Financial Services Group Inc.20,000$0.15M0.0%N/A0.068%Search for SEC Filing on Google Icon
10/27/2023TD Asset Management Inc284,476$2.19M0.0%+100.0%0.972%Search for SEC Filing on Google Icon
10/18/2023Exchange Traded Concepts LLC12,999$100K0.0%-12.7%0.044%Search for SEC Filing on Google Icon
9/8/2023Tucker Asset Management LLC11,036$0.11M0.0%N/A0.038%Search for SEC Filing on Google Icon
8/15/2023HighVista Strategies LLC253,110$2.57M1.2%N/A0.865%Search for SEC Filing on Google Icon
8/14/2023Cormorant Asset Management LP4,204,364$42.63M2.4%+76.2%14.369%Search for SEC Filing on Google Icon
8/11/2023ExodusPoint Capital Management LP127,719$1.30M0.0%+48.0%0.436%Search for SEC Filing on Google Icon
8/9/2023TD Asset Management Inc142,238$1.44M0.0%-1.3%0.486%Search for SEC Filing on Google Icon
8/4/2023American International Group Inc.9,761$99K0.0%N/A0.033%Search for SEC Filing on Google Icon
8/2/2023Bank of Montreal Can714,037$8M0.0%N/A2.441%Search for SEC Filing on Google Icon
7/26/2023Janney Montgomery Scott LLC22,135$0.22M0.0%N/A0.076%Search for SEC Filing on Google Icon
7/20/2023Exchange Traded Concepts LLC14,884$0.15M0.0%N/A0.051%Search for SEC Filing on Google Icon
5/11/2023ExodusPoint Capital Management LP86,297$0.84M0.0%N/A0.295%Search for SEC Filing on Google Icon
5/9/2023Y Intercept Hong Kong Ltd11,114$0.11M0.0%N/A0.038%Search for SEC Filing on Google Icon
11/15/2022Citadel Advisors LLC2,184,909$31.29M0.0%-0.7%8.273%Search for SEC Filing on Google Icon
8/4/2022TD Asset Management Inc.147,661$0.80M0.0%+21.8%0.560%Search for SEC Filing on Google Icon
5/10/2022TD Asset Management Inc.121,201$0.78M0.0%+253.4%0.459%Search for SEC Filing on Google Icon
2/15/2022Adage Capital Partners GP L.L.C.314,000$5.08M0.0%N/A1.210%Search for SEC Filing on Google Icon
2/14/2022Citadel Advisors LLC2,058,102$32.04M0.0%+0.1%7.934%Search for SEC Filing on Google Icon
2/8/2022Northern Trust Corp75,891$1.23M0.0%+4.5%0.293%Search for SEC Filing on Google Icon
2/2/2022New York State Common Retirement Fund4,637$75K0.0%+172.8%0.018%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Immuneering logo
Immuneering Corporation, a clinical-stage oncology company, engages in the development of medicines for broad populations of cancer patients. Its lead product candidates include IMM-1-104, a dual-MEK inhibitor currently under Phase 1/2a clinical trial to treat patients with cancer, including pancreatic, melanoma, colorectal, and non-small cell lung cancer caused by mutations of RAS and/or RAF; and IMM-6-415 is in Investigational New Drug application to treat solid tumors. Immuneering Corporation was incorporated in 2008 and is based in Cambridge, Massachusetts.
Read More on Immuneering

Today's Range

Now: $6.69
Low: $6.60
High: $6.81

50 Day Range

MA: $6.57
Low: $5.35
High: $8.08

52 Week Range

Now: $6.69
Low: $1.10
High: $10.08

Volume

588,924 shs

Average Volume

1,089,455 shs

Market Capitalization

$431.97 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.46

Who are the company insiders with the largest holdings of Immuneering?

Immuneering's top insider shareholders include:
  1. Cormorant Asset Management, Lp (Major Shareholder)
  2. Benjamin J Zeskind (CEO)
  3. Brett Matthew Hall (Insider)
  4. Peter Feinberg (Director)
  5. Ann E Berman (Director)
  6. Thomas J Schall (Director)
  7. Leah R Neufeld (Insider)
  8. Mallory Morales (CAO)
  9. Harold Eugene Brakewood (Insider)
  10. Diana Hausman (Director)
Learn More about top insider investors at Immuneering.

Who are the major institutional investors of Immuneering?

Immuneering's top institutional shareholders include:
  1. Sanofi — 6.52%
  2. Vanguard Group Inc. — 5.81%
  3. Citadel Advisors LLC — 2.27%
  4. Blue Owl Capital Holdings LP — 1.32%
  5. Monashee Investment Management LLC — 0.72%
  6. Burkehill Global Management LP — 0.72%
Learn More about top institutional investors of Immuneering stock.

Which institutional investors are selling Immuneering stock?

Within the last quarter, IMRX stock was sold by these institutional investors:
  1. Flower City Capital

Which institutional investors are buying Immuneering stock?

Within the last quarter, IMRX stock was bought by institutional investors including:
  1. Sanofi
  2. Vanguard Group Inc.
  3. Citadel Advisors LLC
  4. Blue Owl Capital Holdings LP
  5. Monashee Investment Management LLC
  6. Burkehill Global Management LP
  7. Iridian Asset Management LLC CT
  8. Millennium Management LLC
Within the previous year, these company insiders have bought Immuneering stock:
  1. Cormorant Asset Management, Lp (Major Shareholder)
  2. Benjamin J Zeskind (CEO)
  3. Brett Matthew Hall (Insider)
  4. Peter Feinberg (Director)
  5. Ann E Berman (Director)
  6. Thomas J Schall (Director)
  7. Leah R Neufeld (Insider)
  8. Mallory Morales (CAO)
  9. Harold Eugene Brakewood (Insider)
Learn More investors buying Immuneering stock.