Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in GASS held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | Glendon Capital Management LP | 4.7M | $43.5M | 0.0% | 12.747% | 5.40% |
| 2 | TOWERVIEW LLC | 2.7M | $24.7M | -12.3% | 7.236% | 15.96% |
| 3 | RENAISSANCE TECHNOLOGIES LLC | 2.0M | $18.7M | +0.9% | 5.466% | 0.03% |
| 4 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 515K | $4.7M | +2.4% | 1.385% | 0.00% |
| 5 | TWO SIGMA INVESTMENTS, LP | 424K | $3.9M | +93.2% | 1.141% | 0.00% |
| 6 | MORGAN STANLEY | 299K | $2.7M | +88.9% | 0.805% | 0.00% |
| 7 | UBS Group AG | 186K | $1.7M | -5.1% | 0.499% | 0.00% |
| 8 | MILLENNIUM MANAGEMENT LLC | 179K | $1.6M | +26.0% | 0.480% | 0.00% |
| 9 | Qube Research & Technologies Ltd | 158K | $1.4M | +28.4% | 0.424% | 0.00% |
| 10 | MARSHALL WACE, LLP | 148K | $1.4M | +43.1% | 0.398% | 0.00% |
| 11 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 118K | $1.1M | +61.5% | 0.317% | 0.00% |
| 12 | JANE STREET GROUP, LLC | 118K | $1.1M | +424.0% | 0.317% | 0.01% |
| 13 | Point72 Asset Management, L.P. | 95K | $874K | +100.4% | 0.256% | 0.00% |
| 14 | Kestra Advisory Services, LLC | 79K | $722K | 0.0% | 0.212% | 0.00% |
| 15 | Centiva Capital, LP | 74K | $684K | β | 0.200% | 0.01% |
| 16 | Quadrature Capital Ltd | 65K | $599K | +337.6% | 0.176% | 0.01% |
| 17 | Universal- Beteiligungs- und Servicegesellschaft mbH | 65K | $593K | 0.0% | 0.174% | 0.00% |
| 18 | BlackRock, Inc. | 50K | $459K | +8.1% | 0.134% | 0.00% |
| 19 | Militia Capital Management LLC | 46K | $422K | β | 0.124% | 0.10% |
| 20 | GOLDMAN SACHS GROUP INC | 45K | $416K | +5.8% | 0.122% | 0.00% |
| 21 | COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | 42K | $384K | 0.0% | 0.112% | 0.00% |
| 22 | BNP PARIBAS ARBITRAGE, SA | 41K | $381K | β | 0.112% | 0.00% |
| 23 | WINTON GROUP Ltd | 40K | $369K | -30.9% | 0.108% | 0.01% |
| 24 | IMC-Chicago, LLC | 39K | $357K | β | 0.105% | 0.01% |
| 25 | R Squared Ltd | 38K | $350K | +8.8% | 0.103% | 0.19% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in GASS β a direct measure of their conviction.
Filings activity in GASS during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 68 | +17% | 33.04% | +8.45 pp | $119M | +34% |
| Q4 2025 | 58 | +9.4% | 24.59% | +1.27 pp | $88M | +5.4% |
| Q3 2025 | 53 | 8.6% | 23.32% | 0.25 pp | $84M | 1.0% |
| Q2 2025 | 58 | +7.4% | 23.57% | +2.40 pp | $85M | +11% |
| Q1 2025 | 54 | 1.8% | 21.17% | 0.47 pp | $76M | 2.2% |
| Q4 2024 | 55 | 6.8% | 21.64% | 4.17 pp | $78M | 16% |
| Q3 2024 | 59 | +7.3% | 25.81% | +0.64 pp | $93M | +2.5% |
| Q2 2024 | 55 | β | 25.17% | β | $90M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying GASS stock.
Based on Q1 2026 13F filings, institutional ownership of StealthGas Inc. stands at 33.0%, held across 68 reporting institutions.
Glendon Capital Management LP is the largest reported institutional holder of GASS, with approximately 4,739,902 shares worth $0.04B as of Q1 2026.
Yes β 6 widely-followed marquee investors appear among the top 25 institutional holders of GASS, including RENAISSANCE TECHNOLOGIES LLC, TWO SIGMA INVESTMENTS, LP, MILLENNIUM MANAGEMENT LLC, SUSQUEHANNA INTERNATIONAL GROUP, LLP, JANE STREET GROUP, LLC.
Our composite Smart Money Score for GASS is 83 out of 100 (Strong Smart Money). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
18 institutions opened new positions in GASS during Q1 2026, while 8 fully exited. 45 added to existing positions and 5 trimmed.
GASS institutional ownership rose by 8.45 percentage points quarter-over-quarter, with a net change of +10 holders.
The top 10 institutions account for 88.1% of all reported 13F value in GASS, and the top 25 account for 95.5%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
StealthGas Inc. (GASS) Institutional Ownership