SNDX

Syndax Pharmaceuticals Inc

Pharmaceutical PreparationsNasdaqLarge accelerated filer

Total Trades

69

Buys

5

Sells

36

Largest Trade

N/A

Insiders

11

Institutional Funds

167

Inst. Value

$1M+

Activist Filings

36

Insider Trades

InsiderTitleTypeValueSharesPriceDate
Morrison BriggsPresidentEXERCISE$1M+174K$10.90Sep 21, 2022
Morrison BriggsPresidentSELL$1M+279K$23.64Sep 16, 2022
Morrison BriggsPresidentEXERCISE$1M+279K$7.90Sep 16, 2022
Podlesak DennisDirectorEXERCISE$100K–$500K79K$6.32Sep 16, 2022
Podlesak DennisDirectorSELL$1M+79K$24.08Sep 16, 2022
Ordentlich PeterChief Scientific O…SELL$500K+25K$25.04Aug 26, 2022
Ordentlich PeterChief Scientific O…EXERCISE$100K–$500K25K$6.32Aug 26, 2022
Legault PierreDirectorEXERCISE$100K–$500K24K$9.22Aug 9, 2022
Legault PierreDirectorSELL$500K+24K$23.02Aug 9, 2022
Metzger Michael ACEOSELL$500K+32K$21.06Jul 27, 2022
Metzger Michael ACEOEXERCISE$100K–$500K32K$6.38Jul 27, 2022
Metzger Michael ACEOSELL$100K–$500K15K$21.07Jul 8, 2022
Metzger Michael ACEOEXERCISE$50K–$100K15K$6.38Jul 8, 2022
Morrison BriggsPresidentEXERCISE$100K–$500K62K$7.20Jul 5, 2022
Morrison BriggsPresidentSELL$1M+62K$19.00Jul 5, 2022
Morrison BriggsPresidentEXERCISE$500K+74K$10.90Apr 5, 2022
Morrison BriggsPresidentSELL$1M+104K$17.48Apr 5, 2022
Ordentlich PeterChief Scientific O…SELL$15K–$50K1K$16.65Feb 3, 2022
Nolte AlexanderChief Accounting O…SELL$15K–$50K968$16.65Feb 3, 2022
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Activist & 5%+ Owners

SC 13D/13G filings — investors holding 5%+ of outstanding shares

STATE STREET CORPORATION

SC 13G · Feb 9, 2026

5.3%

4.6M shares

The Vanguard Group

SC 13G/A · Jan 30, 2026

7.2%

6.2M shares

Point72 Asset Management, L.P.

SC 13G · Aug 18, 2025

5.0%

4.3M shares

Point72 Asset Management, L.P.

SC 13G/A · Aug 14, 2025

2.7%

2.3M shares

THE GOLDMAN SACHS GROUP, INC.

SC 13G/A · Aug 13, 2025

6.5%

5.6M shares

THE GOLDMAN SACHS GROUP, INC.

SC 13G/A · May 9, 2025

5.2%

4.5M shares

Morgan Stanley

SC 13G/A · May 7, 2025

2.4%

2.0M shares

BlackRock, Inc.

SC 13G/A · Apr 17, 2025

7.8%

6.7M shares

Wellington Management Group LLP

SC 13G/A · Mar 7, 2025

0.0%

36K shares

Kynam Capital Management, LP

SC 13G/A · Feb 14, 2025

10.0%

8.5M shares

THE GOLDMAN SACHS GROUP, INC.

SC 13G · Feb 12, 2025

7.0%

6.0M shares

Morgan Stanley

SC 13G · Feb 5, 2025

6.3%

5.4M shares

Point72 Asset Management, L.P.

SC 13G · Jan 22, 2025

5.0%

4.3M shares

BlackRock, Inc.

SC 13G/A · Dec 6, 2024

10.3%

8.8M shares

BlackRock, Inc.

SC 13G/A · Nov 8, 2024

9.7%

8.2M shares

Wellington Management Group LLP

SC 13G/A · Nov 8, 2024

5.9%

5.0M shares

BlackRock, Inc.

SC 13G/A · Oct 21, 2024

9.7%

8.2M shares

STATE STREET CORPORATION 04-2456637

SC 13G/A · Oct 18, 2024

4.4%

3.8M shares

6.7%

5.7M shares

Point72 Asset Management, L.P.

SC 13G/A · Feb 14, 2024

3.3%

2.8M shares

Avidity Partners Management LP

SC 13G/A · Feb 14, 2024

4.7%

4.0M shares

The Vanguard Group - 23-1945930

SC 13G · Feb 13, 2024

5.1%

4.3M shares

BlackRock, Inc.

SC 13G/A · Jan 25, 2024

8.3%

7.0M shares

Point72 Asset Management, L.P.

SC 13G · Oct 31, 2023

4.5%

3.2M shares

0 shares

Nantahala Capital Management, LLC

SC 13G/A · Feb 14, 2023

1.4%

976K shares

Avidity Partners Management LP

SC 13G/A · Feb 14, 2023

9.7%

6.7M shares

3.5%

2.4M shares

Biotechnology Value Fund, L.P.

SC 13G/A · Feb 14, 2023

1.1%

777K shares

BlackRock, Inc.

SC 13G/A · Jan 31, 2023

6.4%

4.4M shares

Wellington Management Group LLP

SC 13G · Jan 10, 2023

11.7%

8.0M shares

Access Industries Holdings LLC

SC 13D/A · Mar 4, 2022

4.7%

2.6M shares

Biotechnology Value Fund, L.P.

SC 13G/A · Feb 14, 2022

4.7%

2.5M shares

Nantahala Capital Management, LLC

SC 13G · Feb 14, 2022

5.8%

3.1M shares

Avidity Partners Management LP

SC 13G/A · Feb 12, 2022

9.9%

5.2M shares

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