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ATAI Insider Trading

Insider Ownership Percentage: 26.80%
Insider Buying (Last 12 Months): $22,755,007.80
Insider Selling (Last 12 Months): $110,845.80

atai Life Sciences Insider Trading History Chart

This chart shows the insider buying and selling history at atai Life Sciences by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

atai Life Sciences Share Price & Price History

Current Price: $4.40
Price Change: ▲ Price Increase of +0.34 (8.37%)
As of 12/4/2025 05:00 PM ET

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

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

atai Life Sciences Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/21/2025Anne Nagengast JohnsonCFOSell33,545$1.35$45,285.75140,045View SEC Filing Icon  
3/21/2025Sahil KirpekarInsiderSell48,563$1.35$65,560.05115,636View SEC Filing Icon  
2/14/2025Apeiron Investment Group Ltd.Major ShareholderBuy10,835,718$2.10$22,755,007.8040,555,215View SEC Filing Icon  
9/26/2024Life Sciences N.V. AtaiMajor ShareholderSell2,660,000$6.05$16,093,000.006,905,774View SEC Filing Icon  
5/16/2024Florian BrandInsiderSell151,303$1.92$290,501.76328,697View SEC Filing Icon  
4/2/2024Anne Nagengast JohnsonCFOSell27,410$1.85$50,708.5073,590View SEC Filing Icon  
4/2/2024Srinivas RaoInsiderSell61,640$1.85$114,034.00113,360View SEC Filing Icon  
11/16/2023Florian BrandInsiderBuy20,000$1.16$23,200.00130,000View SEC Filing Icon  
9/13/2023Florian BrandInsiderBuy40,000$1.45$58,000.00110,000View SEC Filing Icon  
3/29/2023Apeiron Investment Group Ltd.Major ShareholderBuy1,214,297$1.32$1,602,872.0432,086,697View SEC Filing Icon  
3/29/2023Florian BrandInsiderBuy70,000$1.48$103,600.0070,000View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for atai Life Sciences (NASDAQ:ATAI)

28.41% of atai Life Sciences 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 ATAI by year and by quarter.

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

atai Life Sciences Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/18/2025Advisory Services Network LLC5,747$30K0.0%N/A0.002%Search for SEC Filing on Google Icon
11/17/2025NewEdge Advisors LLC30,275$0.16M0.0%N/A0.013%Search for SEC Filing on Google Icon
11/17/2025Sender Co & Partners Inc.43,176$0.23M0.0%N/A0.018%Search for SEC Filing on Google Icon
11/17/2025Victory Financial Group LLC11,849$63K0.0%N/A0.005%Search for SEC Filing on Google Icon
11/17/2025Qube Research & Technologies Ltd69,885$0.37M0.0%N/A0.030%Search for SEC Filing on Google Icon
11/17/2025Prelude Capital Management LLC11,291$60K0.0%-45.6%0.005%Search for SEC Filing on Google Icon
11/17/2025Numerai GP LLC153,800$0.81M0.1%N/A0.066%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC1,097,768$5.81M0.0%+0.9%0.470%Search for SEC Filing on Google Icon
11/17/2025Fred Alger Management LLC488,855$2.59M0.0%N/A0.209%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE228,283$1.21M0.0%+107.7%0.098%Search for SEC Filing on Google Icon
11/17/2025Ally Bridge Group NY LLC2,287,005$12.10M7.4%N/A0.978%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.76,698$0.41M0.0%+48.2%0.033%Search for SEC Filing on Google Icon
11/14/2025Man Group plc32,277$0.17M0.0%N/A0.014%Search for SEC Filing on Google Icon
11/14/2025Orbimed Advisors LLC347,000$1.84M0.0%N/A0.148%Search for SEC Filing on Google Icon
11/14/2025ADAR1 Capital Management LLC913,242$4.83M0.5%N/A0.391%Search for SEC Filing on Google Icon
11/14/2025Dauntless Investment Group LLC31,159$0.17M0.1%N/A0.013%Search for SEC Filing on Google Icon
11/14/2025Shay Capital LLC68,000$0.36M0.0%N/A0.029%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP363,826$1.93M0.0%-28.7%0.156%Search for SEC Filing on Google Icon
11/14/2025Squarepoint Ops LLC151,664$0.80M0.0%N/A0.065%Search for SEC Filing on Google Icon
11/13/2025Marshall Wace LLP1,065,881$5.64M0.0%+280.8%0.456%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG7,677,289$40.61M0.0%-0.3%3.284%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets7,577$40K0.0%-81.5%0.003%Search for SEC Filing on Google Icon
11/12/2025Amova Asset Management Americas Inc.202,781$1.07M0.0%N/A0.087%Search for SEC Filing on Google Icon
11/12/2025ARK Investment Management LLC2,019,551$10.68M0.1%N/A0.864%Search for SEC Filing on Google Icon
11/12/2025Bright Futures Wealth Management LLC.25,000$0.13M0.1%N/A0.011%Search for SEC Filing on Google Icon
11/10/2025TD Asset Management Inc68,576$0.36M0.0%N/A0.029%Search for SEC Filing on Google Icon
11/10/2025Thoroughbred Financial Services LLC47,214$0.25M0.0%N/A0.020%Search for SEC Filing on Google Icon
11/10/2025BIT Capital GmbH12,501$66K0.0%-46.2%0.005%Search for SEC Filing on Google Icon
11/7/2025CenterBook Partners LP651,131$3.44M0.2%N/A0.279%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.444,027$2.35M0.0%+1.6%0.190%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.769,600$4.07M0.0%+5,629.6%0.329%Search for SEC Filing on Google Icon
11/5/2025AdvisorShares Investments LLC506,311$2.68M0.4%+29.9%0.217%Search for SEC Filing on Google Icon
11/5/2025IQ EQ FUND MANAGEMENT IRELAND Ltd52,399$0.28M0.0%N/A0.022%Search for SEC Filing on Google Icon
11/3/2025Coastal Bridge Advisors LLC14,500$77K0.0%N/A0.006%Search for SEC Filing on Google Icon
11/3/2025Truist Financial Corp16,394$87K0.0%+33.3%0.007%Search for SEC Filing on Google Icon
10/31/2025Y Intercept Hong Kong Ltd13,192$70K0.0%N/A0.006%Search for SEC Filing on Google Icon
10/29/2025Wealth Enhancement Advisory Services LLC109,787$0.61M0.0%N/A0.047%Search for SEC Filing on Google Icon
10/28/2025PTM Wealth Management LLC15,000$82K0.0%+20.0%0.006%Search for SEC Filing on Google Icon
10/27/2025Stephens Inc. AR29,380$0.16M0.0%N/A0.013%Search for SEC Filing on Google Icon
10/27/2025Sumitomo Mitsui Trust Group Inc.202,781$1.07M0.0%N/A0.087%Search for SEC Filing on Google Icon
10/23/2025Evolution Wealth Management Inc.6,467$34K0.0%+61.0%0.003%Search for SEC Filing on Google Icon
10/23/2025Kingswood Wealth Advisors LLC40,000$0.21M0.0%-33.3%0.017%Search for SEC Filing on Google Icon
10/23/2025SG Americas Securities LLC53,477$0.28M0.0%+366.8%0.023%Search for SEC Filing on Google Icon
10/16/2025Regent Peak Wealth Advisors LLC20,000$0.11M0.0%N/A0.009%Search for SEC Filing on Google Icon
8/15/2025BNP Paribas Financial Markets40,925$90K0.0%+39.7%0.020%Search for SEC Filing on Google Icon
8/15/2025Bank of America Corp DE109,898$0.24M0.0%-47.6%0.055%Search for SEC Filing on Google Icon
8/15/2025Adage Capital Partners GP L.L.C.5,434,782$11.90M0.0%N/A2.713%Search for SEC Filing on Google Icon
8/14/2025Jane Street Group LLC96,540$0.21M0.0%+179.6%0.048%Search for SEC Filing on Google Icon
8/14/2025Raymond James Financial Inc.51,752$0.11M0.0%-15.8%0.026%Search for SEC Filing on Google Icon
8/14/2025Pale Fire Capital SE2,640,384$5.78M0.6%+1.8%1.318%Search for SEC Filing on Google Icon
8/13/2025Diametric Capital LP53,024$0.12M0.1%-7.0%0.026%Search for SEC Filing on Google Icon
8/13/2025Marshall Wace LLP279,874$0.61M0.0%N/A0.140%Search for SEC Filing on Google Icon
8/13/2025Invesco Ltd.16,198$35K0.0%N/A0.008%Search for SEC Filing on Google Icon
8/13/2025Quadrature Capital Ltd32,222$70K0.0%N/A0.016%Search for SEC Filing on Google Icon
8/8/2025Cetera Investment Advisers17,217$38K0.0%N/A0.009%Search for SEC Filing on Google Icon
8/8/2025Creative Planning18,232$40K0.0%+39.0%0.009%Search for SEC Filing on Google Icon
8/8/2025Geode Capital Management LLC144,369$0.32M0.0%+55.9%0.072%Search for SEC Filing on Google Icon
8/5/2025Freestone Capital Holdings LLC20,000$44K0.0%-33.3%0.010%Search for SEC Filing on Google Icon
8/4/2025AdvisorShares Investments LLC389,762$0.85M0.2%-4.6%0.195%Search for SEC Filing on Google Icon
7/23/2025Kingswood Wealth Advisors LLC60,000$0.13M0.0%-14.3%0.030%Search for SEC Filing on Google Icon
7/22/2025Capital Advisors Inc. OK50,000$0.11M0.0%-28.6%0.025%Search for SEC Filing on Google Icon
7/18/2025Truist Financial Corp12,296$27K0.0%N/A0.006%Search for SEC Filing on Google Icon
7/8/2025PTM Wealth Management LLC12,500$27K0.0%N/A0.006%Search for SEC Filing on Google Icon
6/27/2025Goldman Sachs Group Inc.98,641$0.13M0.0%-42.5%0.049%Search for SEC Filing on Google Icon
5/19/2025Jane Street Group LLC34,523$47K0.0%-65.7%0.017%Search for SEC Filing on Google Icon
5/16/2025Woodline Partners LP282,185$0.38M0.0%-49.8%0.141%Search for SEC Filing on Google Icon
5/16/2025Goldman Sachs Group Inc.98,641$0.13M0.0%-42.5%0.049%Search for SEC Filing on Google Icon
5/14/2025Pale Fire Capital SE2,592,584$3.53M0.4%+421.2%1.298%Search for SEC Filing on Google Icon
5/13/2025American Century Companies Inc.37,981$52K0.0%N/A0.019%Search for SEC Filing on Google Icon
5/9/2025BIT Capital GmbH439,107$0.60M0.1%N/A0.220%Search for SEC Filing on Google Icon
4/29/2025Capital Advisors Inc. OK70,000$95K0.0%N/A0.035%Search for SEC Filing on Google Icon
4/21/2025Kingswood Wealth Advisors LLC70,000$93K0.0%+40.0%0.035%Search for SEC Filing on Google Icon
4/14/2025Regent Peak Wealth Advisors LLC20,000$27K0.0%N/A0.010%Search for SEC Filing on Google Icon
2/17/2025Woodline Partners LP562,372$0.75M0.0%+5.1%0.335%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Advisers LP26,700$36K0.0%N/A0.016%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Investments LP390,877$0.52M0.0%-4.0%0.233%Search for SEC Filing on Google Icon
2/17/2025Millennium Management LLC981,557$1.31M0.0%+122.2%0.585%Search for SEC Filing on Google Icon
2/17/2025Bank of America Corp DE287,477$0.38M0.0%+8.6%0.171%Search for SEC Filing on Google Icon
2/17/2025BNP Paribas Financial Markets43,863$58K0.0%N/A0.026%Search for SEC Filing on Google Icon
2/14/2025Jane Street Group LLC100,626$0.13M0.0%N/A0.060%Search for SEC Filing on Google Icon
2/14/2025AdvisorShares Investments LLC311,490$0.41M0.1%+85.6%0.186%Search for SEC Filing on Google Icon
2/14/2025Seaview Investment Managers LLC49,922$66K0.0%N/A0.030%Search for SEC Filing on Google Icon
2/13/2025PEAK6 LLC100,000$0.13M0.0%N/A0.060%Search for SEC Filing on Google Icon
2/13/2025XTX Topco Ltd140,544$0.19M0.0%N/A0.084%Search for SEC Filing on Google Icon
2/13/2025Barclays PLC164,969$0.22M0.0%-33.1%0.098%Search for SEC Filing on Google Icon
2/13/2025Raymond James Financial Inc.28,871$38K0.0%N/A0.017%Search for SEC Filing on Google Icon
2/13/2025ADAR1 Capital Management LLC100,000$0.13M0.0%N/A0.060%Search for SEC Filing on Google Icon
2/13/2025Cerity Partners LLC48,145$64K0.0%N/A0.029%Search for SEC Filing on Google Icon
2/12/2025Diametric Capital LP104,543$0.14M0.1%N/A0.062%Search for SEC Filing on Google Icon
2/11/2025Virtu Financial LLC98,595$0.13M0.0%N/A0.059%Search for SEC Filing on Google Icon
2/10/2025Essential Planning LLC.84,370$0.11M0.0%N/A0.050%Search for SEC Filing on Google Icon
2/6/2025Raymond James Financial Inc.28,871$38K0.0%N/A0.017%Search for SEC Filing on Google Icon
1/22/2025Kingswood Wealth Advisors LLC50,000$66K0.0%N/A0.030%Search for SEC Filing on Google Icon
11/15/2024HighTower Advisors LLC30,352$36K0.0%-29.5%0.018%Search for SEC Filing on Google Icon
11/14/2024Walleye Capital LLC2,264,912$2.63M0.0%-18.0%1.350%Search for SEC Filing on Google Icon
10/25/2024Strategic Blueprint LLC23,500$27K0.0%+74.1%0.014%Search for SEC Filing on Google Icon
10/25/2024China Universal Asset Management Co. Ltd.32,273$37K0.0%+64.1%0.019%Search for SEC Filing on Google Icon
9/5/2024Sanctuary Advisors LLC48,660$65K0.0%N/A0.029%Search for SEC Filing on Google Icon
8/8/2024AdvisorShares Investments LLC200,831$0.27M0.0%+10.2%0.120%Search for SEC Filing on Google Icon
7/30/2024Moloney Securities Asset Management LLC30,000$40K0.0%N/A0.018%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
atai Life Sciences logo
Atai Life Sciences N.V., a clinical-stage biopharmaceutical company, develops and invests in various therapeutics to treat depression, anxiety, addiction, and other mental health disorders. Its product candidates include COMP360, a proprietary psilocybin which is in Phase 3 program; BPL-003, an intranasal formulation that is in Phase 2a and 2b clinical studies; TRD; VLS-01, an transmucosal film in Phase 1b clinical studies; and ELE-101, a serotonergic psychedelic that is in Phase 1/2a study, for the treatment of treatment resistant depression. The company also develop IBX-210, an intravenous formulation of ibogaine, and DMX-1002, an oral formulation of ibogaine indicated for the treatment of opioid use disorder; EMP-01, an oral formulation of an R-MDMA derivative being developed for the treatment of post-traumatic stress disorder; and EGX-A and EGX-B, psychedelic-like with novel, non-tryptamine structures with differentiated 5-HT receptor pharmacology. In addition, it offers RL-007, an orally bioavailable compound, which is a pro-cognitive neuromodulator for cognitive impairment associated with schizophrenia; and GRX-917, a deuterated etifoxine for the treatment of generalize anxiety disorder. Further, the company develops PCN-101, a subcutaneous formulation of R-ketamine, as a therapy for psychiatric indications initially focused on TRD; KUR-101, a formulation of deuterated mitragynine for the treatment of OUD; and RLS-01, indicated for treatment resistant depression. ATAI Life Sciences N.V. was founded in 2018 and is headquartered in Berlin, Germany with offices in New York and London.
Read More on atai Life Sciences

Today's Range

Now: $4.40
Low: $4.06
High: $4.54

50 Day Range

MA: $4.93
Low: $3.66
High: $6.45

52 Week Range

Now: $4.40
Low: $1.15
High: $6.75

Volume

5,561,975 shs

Average Volume

4,087,047 shs

Market Capitalization

$1.60 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.62

Who are the company insiders with the largest holdings of atai Life Sciences?

atai Life Sciences' top insider shareholders include:
  1. Apeiron Investment Group Ltd (Major Shareholder)
  2. Life Sciences NV Atai (Major Shareholder)
  3. Florian Brand (Insider)
  4. Anne Nagengast Johnson (CFO)
  5. Sahil Kirpekar (Insider)
  6. Srinivas Rao (Insider)
Learn More about top insider investors at atai Life Sciences.

Who are the major institutional investors of atai Life Sciences?

atai Life Sciences' top institutional shareholders include:
  1. UBS Group AG — 3.28%
  2. Ally Bridge Group NY LLC — 0.98%
  3. ARK Investment Management LLC — 0.86%
  4. Millennium Management LLC — 0.47%
  5. Marshall Wace LLP — 0.46%
  6. ADAR1 Capital Management LLC — 0.39%
Learn More about top institutional investors of atai Life Sciences stock.

Which institutional investors are selling atai Life Sciences stock?

Within the previous quarter, ATAI stock was sold by these institutional investors:
  1. Two Sigma Investments LP
  2. BNP Paribas Financial Markets
  3. UBS Group AG
  4. Kingswood Wealth Advisors LLC
  5. BIT Capital GmbH
  6. Prelude Capital Management LLC
In the last year, company insiders that have sold atai Life Sciences company stock include:
  1. Apeiron Investment Group Ltd (Major Shareholder)
  2. Life Sciences NV Atai (Major Shareholder)
Learn More investors selling atai Life Sciences stock.

Which institutional investors are buying atai Life Sciences stock?

During the previous quarter, ATAI stock was purchased by institutional investors including:
  1. Ally Bridge Group NY LLC
  2. ARK Investment Management LLC
  3. ADAR1 Capital Management LLC
  4. Marshall Wace LLP
  5. JPMorgan Chase & Co.
  6. CenterBook Partners LP
  7. Fred Alger Management LLC
  8. Orbimed Advisors LLC