Kodiak Gas Services, Inc.
Kodiak Gas Services, Inc. (KGS) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · KGS · as of Sep 30, 2025
Ownership Breakdown
269
Institutional Holders
▲ 14 vs Q2
$3.50B
Total Inst. Value
▲ $1.33B vs Q2
100.92M
Shares Outstanding
freeFloat 63.91%
94.67M
13F Shares Held
▲ 31.26M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
KGS largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
EQT FUND MANAGEMENT S.A R.L. natural gas transmission | 19.76M | 22.53% | 22.53% | $730.62B | Nov 14, 2025 | NEW |
BLACKROCK, INC. natural gas transmission | 9.59M | 10.94% | 10.94% | $354.66B | Nov 12, 2025 | ▲ 5.52M |
FMR LLC natural gas transmission | 9.05M | 10.32% | 10.32% | $334.69B | Nov 13, 2025 | ▲ 1.75M |
INVESCO LTD. natural gas transmission | 6.31M | 7.19% | 7.19% | $233.13B | Nov 13, 2025 | ▲ 1.44M |
VANGUARD GROUP INC natural gas transmission | 4.61M | 5.26% | 5.26% | $170.48B | Nov 7, 2025 | ▲ 1.35M |
ZIMMER PARTNERS, LP natural gas transmission | 2.93M | 3.34% | 3.34% | $108.39B | Nov 14, 2025 | ▼ 1.36M |
DIMENSIONAL FUND ADVISORS LP natural gas transmission | 2.59M | 2.96% | 2.96% | $95.87B | Nov 12, 2025 | ▲ 418.2K |
STATE STREET CORP natural gas transmission | 2.53M | 2.89% | 2.89% | $93.68B | Nov 14, 2025 | ▲ 1.21M |
PRICE T ROWE ASSOCIATES INC /MD/ natural gas transmission | 2.40M | 2.74% | 2.74% | $88.84B | Nov 14, 2025 | ▲ 953.3K |
GOLDMAN SACHS GROUP INC natural gas transmission | 1.86M | 2.12% | 2.12% | $68.71B | Nov 14, 2025 | ▼ 989.8K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
28
Increased
+19.35M shares7
New Positions
first time holders14
Decreased
−3.56M shares0
Sold Out
fully exitedNet shares change (top 50)
+15.79M
+19.35M / −3.56M
Net new holders
+21
7 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
KGS insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
17
Buy transactions
17
Sell transactions
1.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Montana Margaret C director | May 7, 2026 | Award | 2,135 | $70.27 | $150.0K | 28.7K | Form 4 ↗ |
Drumgoole Christopher director | May 7, 2026 | Award | 2,135 | $70.27 | $150.0K | 22.5K | Form 4 ↗ |
Holloway Gretchen Lynn director | May 7, 2026 | Award | 2,135 | $70.27 | $150.0K | 21.5K | Form 4 ↗ |
Duplantier Jon-Al director | May 7, 2026 | Award | 2,135 | $70.27 | $150.0K | 22.5K | Form 4 ↗ |
HOGAN RANDALL J director | May 7, 2026 | Award | 2,135 | $70.27 | $150.0K | 30.5K | Form 4 ↗ |
Bonno Terry director | May 7, 2026 | Award | 2,135 | $70.27 | $150.0K | 34.5K | Form 4 ↗ |
Bullock William L. Jr. director | May 7, 2026 | Award | 2,135 | $70.27 | $150.0K | 4.8K | Form 4 ↗ |
Darden Alexander Newsom director | May 7, 2026 | Award | 2,135 | $70.27 | $150.0K | 7.1K | Form 4 ↗ |
Buhigas Pedro R. Chief Information Officer | Mar 19, 2026 | Sale | 13,942 | $55.73 | $777.0K | 42.7K | Form 4 ↗ |
Hamilton Ewan William EVP & Chief Accounting Officer | Mar 17, 2026 | Sale | 5,797 | $56.18 | $325.7K | 34.3K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Kodiak Gas Services, Inc. (KGS) is primarily owned by institutional investors, who hold approximately 93.8% of total shares outstanding. Company insiders own approximately 36.09%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Kodiak Gas Services, Inc. is EQT FUND MANAGEMENT S.A R.L., holding approximately 19.76 million shares — equal to 22.53% of outstanding shares — as of September 30, 2025.
A total of 269 institutional investors currently hold KGS stock, with a combined institutional value of approximately $3.50 billion as of the most recent 13F filing period.
Frequently asked questions
KGS ownershipKodiak Gas Services, Inc. (KGS) is primarily owned by institutional investors, who hold approximately 93.8% of shares. The largest shareholder is EQT FUND MANAGEMENT S.A R.L. with a 22.53% stake. Company insiders hold 36.09%. Data sourced from SEC Form 13F as of September 30, 2025.