Skip to main content

GW&K Investment Management, LLC

Position in MGY — Magnolia Oil & Gas Corp

CIK 1082917 BOSTON, MA

Position in MGY

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$97,275,504
+$27,895,238 QoQ
Shares Held
3,081,264
-2.8% QoQ
Ownership
1.67%
of shares outstanding
% of Portfolio
0.88%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2021
21 quarters on record
Voting authority Sole 92.06328961101677.ToString("F0")% Shared 7.891728848939916.ToString("F0")% None 0.0449815400433069.ToString("F0")%

Common Shares in MGY Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas E&P

Energy · as of Mar 31, 2026

GW&K Investment Management, LLC holds $406,565,002 across 21 Oil & Gas E&P names. MGY ranks #2 (23.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 MGY
Magnolia Oil & Gas Corp
This page
3,081,264 $97,275,504

All Filings in MGY

Export CSV
21 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $97,275,504 3,081,264
2025-12-31 $69,380,266 3,169,496
2025-09-30 $66,002,793 2,765,094
2025-06-30 $68,638,453 3,053,312
2025-03-31 $86,511,482 3,424,841
2024-12-31 $81,459,543 3,484,155
2024-09-30 $86,117,520 3,526,516
2024-06-30 $92,166,039 3,637,176
2024-03-31 $95,834,542 3,693,046
2023-12-31 $79,588,577 3,738,308
2023-09-30 $87,939,370 3,838,471
2023-06-30 $81,244,569 3,887,300
2023-03-31 $85,799,203 3,921,353
2022-12-31 $90,545,068 3,861,197
2022-09-30 $77,599,256 3,917,176
2022-06-30 $97,426,092 4,641,548
2022-03-31 $82,225,231 3,476,754
2021-12-31 $65,649,446 3,479,038
2021-09-30 $62,693,454 3,524,084
2021-06-30 $54,768,629 3,504,071
2021-03-31 $29,253,714 2,548,233