OGN — Organon & Co.Today's name, from the SEC's present-day ticker list — a present-day mapping, not the name as of each filing.

Congress trades
5
all time
Members · 12m
1
0 buys · 2 sells · by trade date
Latest filing
08-12
2026-08-12
Rows filed past the STOCK Act's 45-day window, stated on the row, never editorialised; both dates and the receipt stay on every row.
1
13F holders
500
all listed · 2026-03-31
Congress: statutory ranges, filed up to 45 days after the trade · 13F: quarter-end snapshots, filed up to 45 days lateras of 2026-10-29

On Signals

ACTIVE HITS NAMING OGN · NEWEST FILED FIRST · EVERY HIT CARRIES ITS RECEIPTSignals ↗
Active signal hits naming OGN, newest filed first
KindWhoTraded → FiledSizeSrc
first disclosure of this ticker by this member within the corpus — era-scoped: coverage begins 2014-01-03, so an earlier first disclosure cannot be seen and is not claimed againstHernTraded → Filed +7d$1.0K–$15.0K

1–1 of 1 line · 1 hit · each kind word opens its exact rule · every hit is in signals.v1.json.

Congress 5Institutional 500

Congress · disclosure timeline

By trade date · 24 months · 3 rows ▲ buy, ▼ sell; height = lower bound (log scale); ringed = on Signals. Trade date, not filing date — the filing lag is in the table below.

3 dated disclosures in the window, placed by trade date; magnitudes are the disclosed lower bounds, against gridlines at $15K, $250K, $5M; 1 ringed mark is a line of the Signals row above, pinned in the table below.

Members active in OGN

12 months · most active first Rows = number of disclosures, not dollars. Net = lower bound of the net range. Committees as of each member's latest trade in the window (roster snapshot 2026-10-29).
Members disclosing OGN in the trailing 12 months
MemberRowsNet disclosed flow for this ticker: purchases minus sales, computed as a net range on the disclosed amounts. A lower bound is provable, never a point.Number of committees the member sat on as of their latest trade date in the window, from the cc0-legislators roster snapshot. Context, never an allegation; jurisdiction overlap needs the sector join.
Kevin Hern R–OK-12−$30.0K to −$2.0K1

1 member

Congressional disclosures

Signals rows first, then newestAll 5 rows ↗
Latest congressional filings mentioning OGN, the rows on Signals first
FiledMemberSide · OwnerTraded · LagAmountRange · FlagsSrc
2026-08-12Kevin Hern R–OK-1 On SignalsSELL JT (jointly owned)Traded 08-05 +7d$1K–$15K
2026-08-10Kevin Hern R–OK-1SELL JT (jointly owned)Traded 08-05 +5d$1K–$15K
2025-11-24Gary C. Peters D–MISELLTraded 07-10 LATE·137d$1K–$15K
2021-07-09John W. Hickenlooper D–COSELLTraded 06-28 +11d$1K–$15K
2021-07-09John W. Hickenlooper D–COEXCHANGETraded 06-02 +37d$1K–$15K

13F holders · Quarter ended 2026-03-31Newest filing in this build: 2026-07-31. Per-row filing dates are on each receipt. · longs only

Top institutional holders of OGN for quarter 2026-03-31, 1–25 of 500 holders
#FilerValueSecuritiesFlagsderived by Public Filings from this build's reviewed ticker-mapping holders list for this share class; that list carries each holder's share count, share change and filed date, which this table does not show, but no document links — the EDGAR link opens the filer's 13F list·§
1BlackRock, Inc.$190M1
derived ·§ EDGAR ↗
2VANGUARD PORTFOLIO MANAGEMENT LLC$131M1
derived ·§ EDGAR ↗
3VANGUARD CAPITAL MANAGEMENT LLC$70.3M1
derived ·§ EDGAR ↗
4STATE STREET CORP$59.6M1
derived ·§ EDGAR ↗
5MILLENNIUM MANAGEMENT LLC$40.6M1
derived ·§ EDGAR ↗
6CANADA PENSION PLAN INVESTMENT BOARD$30.0M1
derived ·§ EDGAR ↗
7GEODE CAPITAL MANAGEMENT, LLC$28.5M1
derived ·§ EDGAR ↗
8PRIVATE MANAGEMENT GROUP INC$26.2M1
derived ·§ EDGAR ↗
9Think Investments LP$24.0M1
derived ·§ EDGAR ↗
10UBS Group AG$20.8M1
derived ·§ EDGAR ↗
11AQR CAPITAL MANAGEMENT LLC$20.2M1
derived ·§ EDGAR ↗
12CHARLES SCHWAB INVESTMENT MANAGEMENT INC$20.1M1
derived ·§ EDGAR ↗
13MORGAN STANLEY$19.7M1
derived ·§ EDGAR ↗
14DIMENSIONAL FUND ADVISORS LP$19.6M1
derived ·§ EDGAR ↗
15FIRST TRUST ADVISORS LP$19.3M1
derived ·§ EDGAR ↗
16TWO SIGMA INVESTMENTS, LP$18.8M1
derived ·§ EDGAR ↗
17D. E. Shaw & Co., Inc.$15.8M1
derived ·§ EDGAR ↗
18FMR LLC$15.3M1
derived ·§ EDGAR ↗
19Cerity Partners LLC$13.8M1
derived ·§ EDGAR ↗
20Invesco Ltd.$13.3M1
derived ·§ EDGAR ↗
21CITADEL ADVISORS LLC$12.0M1
derived ·§ EDGAR ↗
22NORTHERN TRUST CORP$11.5M1
derived ·§ EDGAR ↗
23MASSACHUSETTS FINANCIAL SERVICES CO /MA/$10.1M1
derived ·§ EDGAR ↗
24VANGUARD FIDUCIARY TRUST CO$9.7M1
derived ·§ EDGAR ↗
25HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC$8.2M1
derived ·§ EDGAR ↗
Show all 500 holders
Truncated by Public Filings. All 417 13F filers reporting this share class are listed. Method ↗

Crowding — not available in this build. No holder rows for the selected period, so no percentile can be ranked.

Congress ↔ notable managers · OGN

Congress · last 90 days

Buyers
0 — —
Sellers
1 Kevin Hern R–OK-1 $2K–$30K

filed 2026-07-31 → 2026-10-29 · statutory ranges

Notable managers · quarter ended 2026-03-31

Adding
0 — $0 held

by shares · $ = value heldNEW + ADD vs TRIM + EXIT, by share count. $ = reported value now, not the change. · ORGANON & CO

Merged timeline of congressional filings and notable-manager moves on OGN
DateWhoChangeSize
2026-08-12Kevin Hern CongressSELL$1K–$15K
2026-08-10Kevin Hern CongressSELL$1K–$15K
2026-05-15Gotham Asset Management 13FTRIM−1,396,762 sh
2026-05-15Bridgewater Associates 13FTRIM−314,742 sh
2026-05-15Moore Capital Management 13FEXIT−177,385 sh
2026-05-14Caxton Associates 13FEXIT−11,128 sh

6 newest, by filing date · 13F rows are quarter-end snapshots, not trades

Congress vs filers

12 months
Congress net (rows)0 buy / 2 sell
Congress net ($ bound)−$30.0K to −$2.0K
Filersnot computedThe filer side needs per-issuer quarter-over-quarter actions, which the published aggregate does not carry for this issuer. Convergence and divergence are stated only when both sides are computed.