Latest Period
Q2 2026
Security Snapshot
Organon & Co. - Common Stock, par value $0.01 per share (OGN) Institutional Ownership
CUSIP: 68622V106
13F Institutional Holders and Ownership History from Q1 2019 to Q2 2026
Institutions Reporting
620
Shares (Excl. Options)
213,894,441
Price
$13.54
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- Security type / class
- Equity / Common Stock, par value $0.01 per share
- Symbol
- OGN on NYSE
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 213,894,441
- Total 13F value
- $2,896,100,898
- Portfolio coverage rank
- 0.01%
- Share change
- +14,780,889
- Value change
- +$336,912,771
- Number of holders
- 620
- Shares outstanding
- 262,318,841
- SEC-reported price per share
- $13.56
- Insider filing price
- $13.56
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- OGN - Organon & Co. - Common Stock, par value $0.01 per share is tracked under CUSIP 68622V106.
- 620 institutions reported positions in Q2 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 590 to 620 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $1,196,122,479 to $2,896,100,898.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 620 institutions filings for Q2 2026.
Security key
68622V106
Latest holder period
Q2 2026
13F holders
620
13D/G owners
4
CIK / CUSIP context first
Open Q2 2026 holders
OGN full holder history
Organon & Co. SEC filings
Organon & Co. company facts
Organon & Co. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 68622V106:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
OGN
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 12% | $371,587,153 | 30,659,006 | BlackRock, Inc. | 31 Mar 2025 | |||
| Pentwater Capital Management LP | 6.9% | $243,807,000 | 18,100,000 | Pentwater Capital Management LP | 30 Jun 2026 | |||
| VANGUARD PORTFOLIO MANAGEMENT LLC | 5.8% | -34% | $204,228,234 | -$92,819,736 | 15,161,710 | -31% | Vanguard Portfolio Management | 30 Jun 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | 5.3% | $82,168,658 | 13,717,181 | Vanguard Capital Management | 31 Mar 2026 |
As of 30 Jun 2026, 620 institutional investors reported holding 213,894,441 shares of Organon & Co. - Common Stock, par value $0.01 per share (OGN). This represents 82% of the company’s total 262,318,841 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
59%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 12% | 32,056,866 | +1.1% | 0.01% | $434,049,961 |
| Pentwater Capital Management LP | 6.9% | 18,100,000 | 2% | $245,074,000 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 5.8% | 15,132,118 | -31% | 0.01% | $204,888,878 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.5% | 11,909,865 | +1.5% | 0% | $161,259,572 |
| STATE STREET CORP | 3.7% | 9,659,371 | -3% | 0% | $130,787,883 |
| GOLDMAN SACHS GROUP INC | 2% | 5,199,002 | +224% | 0.01% | $70,394,490 |
| UBS Group AG | 1.9% | 4,856,529 | +40% | 0.01% | $65,757,403 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.8% | 4,815,610 | +1.2% | 0% | $65,219,903 |
| Man Group plc | 1.6% | 4,180,500 | 0.1% | $56,603,970 | |
| AQR Arbitrage LLC | 1.5% | 3,880,354 | 0.75% | $52,384,779 | |
| PRIVATE MANAGEMENT GROUP INC | 1.4% | 3,742,161 | -14% | 1.3% | $50,668,860 |
| LSV ASSET MANAGEMENT | 1.4% | 3,737,036 | -49% | 0.09% | $50,599,000 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.3% | 3,457,262 | +2.8% | 0.01% | $46,811,327 |
| MILLENNIUM MANAGEMENT LLC | 1.3% | 3,442,430 | -49% | 0.03% | $46,610,502 |
| DIMENSIONAL FUND ADVISORS LP | 1.2% | 3,266,826 | +0.05% | 0.01% | $44,233,037 |
| FIRST TRUST ADVISORS LP | 1.2% | 3,099,481 | -4% | 0.02% | $41,966,777 |
| Capula Management Ltd | 1.2% | 3,049,207 | 0.18% | $41,286,263 | |
| NEXPOINT ASSET MANAGEMENT, L.P. | 1.1% | 3,009,630 | 2.7% | $40,750,390 | |
| Magnetar Financial LLC | 1.1% | 2,810,019 | 0.35% | $38,047,658 | |
| GLAZER CAPITAL, LLC | 1% | 2,745,000 | 0.92% | $37,167,000 | |
| KAHN BROTHERS GROUP INC | 1% | 2,670,523 | -52% | 5.7% | $36,158,881 |
| Bank of New York Mellon Corp | 0.87% | 2,282,161 | +2.3% | 0.01% | $30,900,464 |
| MORGAN STANLEY | 0.84% | 2,202,199 | -33% | 0% | $29,817,803 |
| Balyasny Asset Management L.P. | 0.84% | 2,196,642 | +908% | 0.05% | $29,742,533 |
| Kryger Capital LLC | 0.82% | 2,152,693 | 1.7% | $29,147,463 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
30
Latest
Q2 2026
Rows shown
1-25 of 30
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 213,894,441 | $2,896,100,898 | +$336,912,771 | $13.54 | 620 |
| 2026 Q1 | 199,604,680 | $1,196,122,479 | +$6,196,777 | $5.99 | 590 |
| 2025 Q4 | 197,893,076 | $1,419,040,405 | -$51,288,964 | $7.17 | 617 |
| 2025 Q3 | 199,916,034 | $2,132,567,384 | -$150,570,604 | $10.68 | 653 |
| 2025 Q2 | 213,509,469 | $2,068,020,376 | +$48,565,302 | $9.68 | 671 |
| 2025 Q1 | 201,532,485 | $2,995,812,346 | -$64,996,102 | $14.89 | 700 |
| 2024 Q4 | 205,682,751 | $3,072,843,752 | +$23,475,126 | $14.92 | 720 |
| 2024 Q3 | 199,185,243 | $3,806,754,227 | +$38,485,871 | $19.13 | 707 |
| 2024 Q2 | 198,594,767 | $4,111,200,170 | -$250,928 | $20.70 | 708 |
| 2024 Q1 | 198,626,864 | $3,733,529,325 | +$65,262,605 | $18.80 | 690 |
| 2023 Q4 | 197,857,264 | $2,852,715,098 | -$101,929,249 | $14.42 | 689 |
| 2023 Q3 | 198,766,566 | $3,450,429,560 | -$7,364,439 | $17.36 | 708 |
| 2023 Q2 | 198,140,342 | $4,124,380,874 | +$932,787 | $20.81 | 697 |
| 2023 Q1 | 197,878,793 | $4,654,750,835 | -$31,133,320 | $23.52 | 737 |
| 2022 Q4 | 198,916,477 | $5,565,036,784 | +$117,628,593 | $27.93 | 786 |
| 2022 Q3 | 194,096,180 | $4,545,933,002 | -$31,566,085 | $23.40 | 701 |
| 2022 Q2 | 193,827,473 | $6,541,083,667 | +$180,410,870 | $33.75 | 794 |
| 2022 Q1 | 189,800,239 | $6,631,865,252 | +$375,810,039 | $34.93 | 774 |
| 2021 Q4 | 179,756,690 | $5,477,606,302 | +$194,806,993 | $30.45 | 834 |
| 2021 Q3 | 172,345,023 | $5,652,550,434 | -$22,914,654 | $32.79 | 868 |
| 2021 Q2 | 173,719,083 | $5,255,337,073 | +$5,254,023,997 | $30.26 | 935 |
| 2021 Q1 | 3,400 | $103,000 | $30.29 | 1 | |
| 2020 Q4 | 3,400 | $103,000 | $30.29 | 1 | |
| 2020 Q3 | 3,400 | $103,000 | $30.29 | 1 | |
| 2020 Q2 | 3,440 | $104,000 | $27.65 | 2 |