8-K - MAMMOTH ENERGY SERVICES, INC. (0001679268) (Filer)
Published . Updated .
Key takeaways
- 8-K - MAMMOTH ENERGY SERVICES filed an 8-K with the SEC on Nov 13 (a notice of a material company event).
- Exposed: TUSK
- Market reaction: price tracking starts with the next trading session.
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8-K - MAMMOTH ENERGY SERVICES filed an 8-K with the SEC on Nov 13 (a notice of a material company event).
Directly affected
- TUSK Mammoth Energy Services-4.4% 7d
Named in this report.
Indirectly affected
- XLE Energy Select Sector SPDR+7.5% 30d
Energy Select Sector SPDR holds the energy sector that Mammoth Energy Services belongs to, so it often moves with news about it.
- SLB Slb N.V+4.7% 30d
Slb N.V is a peer of Mammoth Energy Services in oil and gas field services; rivals often move on the same news.
- HAL Halliburton+3.2% 30d
Halliburton is a peer of Mammoth Energy Services in oil and gas field services; rivals often move on the same news.
- OII Oceaneering International-21.9% 17d
Oceaneering International is a peer of Mammoth Energy Services in oil and gas field services; rivals often move on the same news.
- WBI WaterBridge Infrastructure
WaterBridge Infrastructure is a peer of Mammoth Energy Services in oil and gas field services; rivals often move on the same news.
- LBRT Liberty Energy-22.7% 16d
Liberty Energy is a peer of Mammoth Energy Services in oil and gas field services; rivals often move on the same news.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| TUSK | -4.44% | +0.46% | base | after close | after close | after close | after close |
| XLE | -4.15% | -3.23% | base | after close | after close | after close | after close |
| SLB | -2.01% | -2.02% | base | after close | after close | after close | after close |
| HAL | -2.84% | -2.79% | base | after close | after close | after close | after close |
| OII | -1.47% | +0.89% | base | after close | after close | after close | after close |
| WBI | -9.34% | -3.66% | base | after close | after close | after close | after close |
| LBRT | -7.40% | -3.25% | base | after close | after close | after close | after close |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
Filed: 2026-11-13 AccNo: 0001628280-26-073569 Size: 432 KB Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
Source: sec-edgar
The price since 13 Nov 2026: Mammoth Energy Services (TUSK) versus the S&P 500
| Company | When | Move | Status |
|---|---|---|---|
| HAL | three days earlier | -2.79% | final price |
| HAL | five days earlier | -2.84% | final price |
| LBRT | three days earlier | -3.25% | final price |
| LBRT | five days earlier | -7.40% | final price |
| OII | three days earlier | +0.89% | final price |
| OII | five days earlier | -1.47% | final price |
| SLB | three days earlier | -2.02% | final price |
| SLB | five days earlier | -2.01% | final price |
| Mammoth Energy Services (TUSK) | three days earlier | +0.46% | final price |
| Mammoth Energy Services (TUSK) | five days earlier | -4.44% | final price |
| WBI | three days earlier | -3.66% | final price |
| WBI | five days earlier | -9.34% | final price |
| XLE | three days earlier | -3.23% | final price |
| XLE | five days earlier | -4.15% | final price |
Who gains and who loses around Mammoth Energy Services (TUSK)
Companies mentioned with this story
- TUSK Mammoth Energy Services
In “8-K - MAMMOTH ENERGY SERVICES, INC. (0001679268) (Filer),” Mammoth Energy Services (TUSK) is linked, with no stored direction, high confidence. Reason on file: SEC 8-K filing -> direct issuer disclosure -> TUSK
How “8-K - MAMMOTH ENERGY SERVICES, INC. (0001679268) (Filer)” reaches Mammoth Energy Services (TUSK)
Mammoth Energy Services (TUSK) is the company in “8-K - MAMMOTH ENERGY SERVICES, INC. (0001679268) (Filer),” the 13 Nov 2026 this story story.
What ties Mammoth Energy Services (TUSK) to the headline is this: SEC 8-K filing -> direct issuer disclosure -> TUSK
Price levels for Mammoth Energy Services (TUSK)
TUSK traded between 2.84 and 3.33 across 7 sessions. The latest close on file is 3.04.
What the saved facts support for Mammoth Energy Services (TUSK)
14 out of 100
“8-K - MAMMOTH ENERGY SERVICES, INC. (0001679268) (Filer)” scores 14 out of 100. The score uses 1 sources, and 1 linked companies.