MGY — Magnolia Oil & Gas CorpToday's name, from the SEC's present-day ticker list — a present-day mapping, not the name as of each filing.

Congress trades
13
all time
Members · 12m
2
1 buys · 3 sells · by trade date
Latest filing
02-13
2026-02-13
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.
3
13F holders
321
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
Congress 13Institutional 321

Congress · disclosure timeline

By trade date · 24 months · 9 rows ▲ buy, ▼ sell; height = lower bound (log scale). Trade date, not filing date — the filing lag is in the table below.

9 dated disclosures in the window, placed by trade date; magnitudes are the disclosed lower bounds, against gridlines at $15K, $250K, $5M.

Members active in MGY

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 MGY 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.
Lisa C. McClain R–MI-93−$29.0K to $13.0K2
Gilbert Ray Cisneros, Jr. D–CA-311−$50.0K to −$15.0K2

2 members

Congressional disclosures

Newest filed firstAll 13 rows ↗
Latest congressional filings mentioning MGY
FiledMemberSide · OwnerTraded · LagAmountRange · FlagsSrc
2026-02-13Gilbert Ray Cisneros, Jr. D–CA-31SELLTraded 01-09 +35d$15K–$50K
2025-11-21Lisa C. McClain R–MI-9SELL SP (spouse-owned)Traded 10-31 +21d$1K–$15K
2025-11-21Lisa C. McClain R–MI-9BUY SP (spouse-owned)Traded 10-30 +22d$1K–$15K
2025-11-21Lisa C. McClain R–MI-9SELL SP (spouse-owned)Traded 10-30 +22d$1K–$15K
2025-09-12Lisa C. McClain R–MI-9BUY SP (spouse-owned)Traded 08-04 +39d$1K–$15K
2025-08-14Gilbert Ray Cisneros, Jr. D–CA-31SELL partial (partial sale)Traded 07-07 +38d$1K–$15K
2025-08-13Lisa C. McClain R–MI-9SELL SP (spouse-owned)Traded 06-24 LATE·50d$1K–$15K
2025-08-13Lisa C. McClain R–MI-9BUY SP (spouse-owned)Traded 06-11 LATE·63d$1K–$15K
2025-05-14Josh Gottheimer D–NJ-5SELL partial · JT (partial sale, jointly owned)Traded 04-09 +35d$1K–$15K
2022-10-16Josh Gottheimer D–NJ-5SELL partial · JT (partial sale, jointly owned)Traded 09-27 +19d$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 MGY for quarter 2026-03-31, 1–25 of 321 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.$931M1
derived ·§ EDGAR ↗
2VANGUARD PORTFOLIO MANAGEMENT LLC$410M1
derived ·§ EDGAR ↗
3AMERICAN CENTURY COMPANIES INC$332M1
derived ·§ EDGAR ↗
4STATE STREET CORP$300M1
derived ·§ EDGAR ↗
5VANGUARD CAPITAL MANAGEMENT LLC$227M1
derived ·§ EDGAR ↗
6DIMENSIONAL FUND ADVISORS LP$222M1
derived ·§ EDGAR ↗
7Janus Henderson Group Ltd.$198M1
derived ·§ EDGAR ↗
8ARROWSTREET CAPITAL, LIMITED PARTNERSHIP$198M1
derived ·§ EDGAR ↗
9NOMURA ASSET MANAGEMENT INTERNATIONAL INC.$157M1
derived ·§ EDGAR ↗
10TD ASSET MANAGEMENT INC$156M1
derived ·§ EDGAR ↗
11Epoch Investment Partners, Inc.$135M1
derived ·§ EDGAR ↗
12BANK OF AMERICA CORP /DE/$122M1
derived ·§ EDGAR ↗
13ALLIANCEBERNSTEIN L.P.$97.4M1
derived ·§ EDGAR ↗
14MORGAN STANLEY$95.6M1
derived ·§ EDGAR ↗
15SYSTEMATIC FINANCIAL MANAGEMENT LP$86.4M1
derived ·§ EDGAR ↗
16CHARLES SCHWAB INVESTMENT MANAGEMENT INC$82.5M1
derived ·§ EDGAR ↗
17Allspring Global Investments Holdings, LLC$81.4M1
derived ·§ EDGAR ↗
18Nuveen, LLC$71.1M1
derived ·§ EDGAR ↗
19Stephens Investment Management Group LLC$68.6M1
derived ·§ EDGAR ↗
20NORTHERN TRUST CORP$67.3M1
derived ·§ EDGAR ↗
21RENAISSANCE TECHNOLOGIES LLC$53.7M1
derived ·§ EDGAR ↗
22TWO SIGMA INVESTMENTS, LP$53.5M1
derived ·§ EDGAR ↗
23WESTWOOD HOLDINGS GROUP INC$50.2M1
derived ·§ EDGAR ↗
24PRINCIPAL FINANCIAL GROUP INC$48.8M1
derived ·§ EDGAR ↗
25MANUFACTURERS LIFE INSURANCE COMPANY, THE$48.4M1
derived ·§ EDGAR ↗
Show all 321 holders
Truncated by Public Filings. All 279 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 · MGY

Congress · last 90 days

Buyers
0 — —
Sellers
0 — —

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

Notable managers · quarter ended 2026-03-31

Adding
0 — $0 held
Trimming
1 Gotham Asset Management $1.6M held

by shares · $ = value heldNEW + ADD vs TRIM + EXIT, by share count. $ = reported value now, not the change. · MAGNOLIA OIL & GAS CORP

Merged timeline of congressional filings and notable-manager moves on MGY
DateWhoChangeSize
2026-05-15Gotham Asset Management 13FTRIM−2,401 sh

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

Congress vs filers

12 months
Congress net (rows)1 buy / 3 sell
Congress net ($ bound)−$79.0K 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.