OGN
Organon & Co.
Pharmaceutical PreparationsNYSELarge accelerated filer
Total Trades
8
Buys
8
Sells
0
Largest Trade
$500K+
Insiders
6
Institutional Funds
552
Inst. Value
$1M+
Activist Filings
8
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| COX CARRIE SMITH | Executive Chair | BUY | $500K+ | 65K | $7.67 | Nov 13, 2025 |
| COX CARRIE SMITH | Director | BUY | $100K–$500K | 12K | $8.07 | May 15, 2025 |
| Falcione Aaron | CHRO | BUY | $15K–$50K | 6K | $8.77 | May 7, 2025 |
| Weaver Kirke | Gen. Counsel & Cor… | BUY | $50K–$100K | 8K | $9.21 | May 7, 2025 |
| Karp Daniel | Executive VP | BUY | $15K–$50K | 4K | $8.24 | May 7, 2025 |
| WALSH MATTHEW M | CFO | BUY | $100K–$500K | 11K | $8.82 | May 6, 2025 |
| Ali Kevin | CEO | BUY | $100K–$500K | 34K | $8.80 | May 6, 2025 |
| Weaver Kirke | Gen. Counsel & Cor… | BUY | $15K–$50K | 3K | $18.36 | Feb 23, 2024 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 552 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| VANGUARD GROUP INC | 34.8M | $1M+ | SH |
| STATE STREET CORP | 9.6M | $1M+ | SH |
| AQR CAPITAL MANAGEMENT LLC | 8.5M | $1M+ | SH |
| LSV ASSET MANAGEMENT | 7.5M | $1M+ | SH |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 6.1M | $1M+ | SH |
| PRIVATE MANAGEMENT GROUP INC | 4.3M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 3.9M | $1M+ | SH |
| KAHN BROTHERS GROUP INC | 3.6M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.9M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 2.9M | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 1.8M | $1M+ | SH |
| Bank of New York Mellon Corp | 1.6M | $1M+ | SH |
| Walleye Capital LLC | 1.5M | $1M+ | SH |
| Parallax Volatility Advisers, L.P. | 1.4M | $1M+ | SH (Put) |
| JANE STREET GROUP, LLC | 1.4M | $1M+ | SH |
| Mitsubishi UFJ Trust & Banking Corp | 1.2M | $1M+ | SH |
| PRINCIPAL FINANCIAL GROUP INC | 1.2M | $1M+ | SH |
| Allianz Asset Management GmbH | 1.2M | $1M+ | SH |
| M&G Plc | 992K | $1M+ | SH |
| Cerity Partners LLC | 913K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Oct 30, 2025
13.8%
35.9M shares
SC 13G/A · Apr 30, 2025
11.9%
30.7M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
12.0%
30.6M shares
STATE STREET CORPORATION I.R.S. IDENTIFICATION NO. OF THE ABOVE PERSON 04-2456637
SC 13G/A · Jan 25, 2024
3.7%
0 shares
SC 13G/A · Jan 23, 2024
13.1%
33.5M shares
SC 13G/A · Nov 7, 2023
12.7%
32.4M shares
Mawer Investment Management Ltd.
SC 13G · Feb 13, 2023
5.4%
13.7M shares
STATE STREET CORPORATION I.R.S. IDENTIFICATION NO. OF THE ABOVE PERSON 04-2456637
SC 13G · Feb 10, 2023
5.1%
0 shares