Amdocs shares plunge 44% as T-Mobile dispute threatens revenue
Published . Updated .
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The software company warned that revenue could fall as much as 18% in fiscal 2027, citing its dispute with one of its biggest customers. It is also spending $340 million to enter the insurance software market in search of new growth.
Directly affected
- DOX Amdocs-3.5% 10d
Named in this report.
Indirectly affected
- XLC Communication Services Select Sector SPDR-1.2% 14d
Communication Services Select Sector SPDR: it holds telecom companies. Linked by “t-mobile” (telecoms) in this story.
- IGV iShares Expanded Tech-Software ETF+7.2% 7d
iShares Expanded Tech-Software ETF: it holds software companies. Linked by “software” (software) in this story.
- XLF Financial Select Sector SPDR-1.6% 30d
Financial Select Sector SPDR: it holds insurers. Linked by “insurance” (insurers) in this story.
- TMUS T-Mobile US-6.8% 30d
T-Mobile US (radiotelephone communications): telecoms move with network spending and rules. Linked by “t-mobile” (telecoms) in this story.
- T At&T-15.5% 30d
At&T (telephone communications (no radiotelephone)): telecoms move with network spending and rules. Linked by “t-mobile” (telecoms) in this story.
- VZ Verizon Communications-9.1% 30d
Verizon Communications (telephone communications (no radiotelephone)): telecoms move with network spending and rules. Linked by “t-mobile” (telecoms) in this story.
- MSFT Microsoft+4.0% 30d
Microsoft (prepackaged software): software firms move with business tech spending. Linked by “software” (software) in this story.
- ORCL Oracle-9.5% 30d
Oracle (prepackaged software): software firms move with business tech spending. Linked by “software” (software) in this story.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| DOX | -0.50% | +0.57% | base | after close | after close | after close | after close |
| XLC | +1.70% | -1.53% | base | after close | after close | after close | after close |
| IGV | +8.99% | +1.60% | base | after close | after close | after close | after close |
| XLF | -1.85% | -1.14% | base | after close | after close | after close | after close |
| TMUS | -4.09% | +1.39% | base | after close | after close | after close | after close |
| T | -3.15% | +0.16% | base | after close | after close | after close | after close |
| VZ | -4.51% | -1.09% | base | after close | after close | after close | after close |
| MSFT | +2.19% | +0.22% | base | after close | after close | after close | after close |
| ORCL | +14.32% | +3.54% | 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.
Amdocs shares plunge 44% as T-Mobile dispute threatens revenue CTech
Source: CTech
Select Sector Spdr Tr (XLC)
Across 3 earlier stories, Select Sector Spdr Tr (XLC) the next day averaged +1.55%. The largest gain was +1.55% and the largest drop was +1.55%, from 3 prices.
| Company | When | Average | Largest gain | Largest drop | Prices |
|---|---|---|---|---|---|
| Select Sector Spdr Tr (XLC) | the next day | +1.55% | +1.55% | +1.55% | 3 |
| T-Mobile US (TMUS) | the next day | -1.37% | -1.37% | -1.37% | 2 |
| At&T (T) | the next day | -0.16% | -0.16% | -0.16% | 2 |
| Verizon Communications (VZ) | the next day | +1.11% | +1.11% | +1.11% | 2 |
The price since 4 Nov 2026: Select Sector Spdr Tr (XLC) versus the S&P 500
| Company | When | Move | Status |
|---|---|---|---|
| DOX | three days earlier | +0.57% | final price |
| DOX | five days earlier | -0.50% | final price |
| IGV | three days earlier | +1.60% | final price |
| IGV | five days earlier | +8.99% | final price |
| MSFT | three days earlier | +0.22% | final price |
| MSFT | five days earlier | +2.19% | final price |
| ORCL | three days earlier | +3.54% | final price |
| ORCL | five days earlier | +14.32% | final price |
| At&T (T) | three days earlier | +0.16% | final price |
| At&T (T) | five days earlier | -3.15% | final price |
| T-Mobile US (TMUS) | three days earlier | +1.39% | final price |
| T-Mobile US (TMUS) | five days earlier | -4.09% | final price |
| Verizon Communications (VZ) | three days earlier | -1.09% | final price |
| Verizon Communications (VZ) | five days earlier | -4.51% | final price |
| Select Sector Spdr Tr (XLC) | three days earlier | -1.53% | final price |
| Select Sector Spdr Tr (XLC) | five days earlier | +1.70% | final price |
| XLF | three days earlier | -1.14% | final price |
| XLF | five days earlier | -1.85% | final price |
Trades by members of Congress and officials in the stocks in this story
- Donald J Trump, an executive branch official, bought T-Mobile US (TMUS), worth $15,001 - $50,000 on 28 Aug 2026. That is 68 days before publication. Filed 8 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold T-Mobile US (TMUS), worth $500,001 - $1,000,000 on 21 Aug 2026. That is 75 days before publication. Filed 8 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold T-Mobile US (TMUS), worth $1,001 - $15,000 on 10 Aug 2026. That is 86 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. David J. Taylor bought At&T (T), worth $1,001 - $15,000 on 15 Oct 2026. That is 20 days before publication. Filed 29 Oct 2026. View the filing.
- Rep. David J. Taylor bought At&T (T), worth $1,001 - $15,000 on 9 Oct 2026. That is 26 days before publication. Filed 15 Oct 2026. View the filing.
- Rep. Rohit Khanna bought At&T (T) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 61 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Pete Sessions sold Verizon Communications (VZ) (held by a spouse), worth $15,001 - $50,000 on 2 Oct 2026. That is 33 days before publication. Filed 27 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Verizon Communications (VZ) (held by a spouse), worth $15,001 - $50,000 on 25 Sep 2026. That is 40 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Gilbert Cisneros bought Verizon Communications (VZ), worth $1,001 - $15,000 on 18 Sep 2026. That is 47 days before publication. Filed 12 Oct 2026. View the filing.
- Rep. Pete Sessions sold Microsoft (MSFT) (held by a spouse), worth $250,001 - $500,000 on 2 Oct 2026. That is 33 days before publication. Filed 27 Oct 2026. View the filing.
- Rep. Lisa McClain bought Microsoft (MSFT) (held by a spouse), worth $1,001 - $15,000 on 30 Sep 2026. That is 35 days before publication. Filed 12 Oct 2026. View the filing.
- Rep. Michael Rulli sold Microsoft (MSFT), worth $1,001 - $15,000 on 28 Sep 2026. That is 37 days before publication. Filed 2 Oct 2026. View the filing.
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Who gains and who loses around Select Sector Spdr Tr (XLC)
Companies carried with this story
- XLC Select Sector Spdr Tr
Select Sector Spdr Tr (XLC) is linked, with no stored direction, medium confidence in the 4 Nov 2026 story “Amdocs shares plunge 44% as T-Mobile dispute threatens revenue.” Reason on file: Communication Services Select Sector SPDR: it holds telecom companies. Linked by “t-mobile” (telecoms) in this story
- TMUS T-Mobile US
In “Amdocs shares plunge 44% as T-Mobile dispute threatens revenue,” T-Mobile US (TMUS) is linked, with no stored direction, medium confidence. Reason on file: T-Mobile US (radiotelephone communications): telecoms move with network spending and rules. Linked by “t-mobile” (telecoms) in this story
- T At&T
At&T (T) is linked, with no stored direction, medium confidence in the 4 Nov 2026 story “Amdocs shares plunge 44% as T-Mobile dispute threatens revenue.” Reason on file: At&T (telephone communications (no radiotelephone)): telecoms move with network spending and rules. Linked by “t-mobile” (telecoms) in this story
- VZ Verizon Communications
For “Amdocs shares plunge 44% as T-Mobile dispute threatens revenue,” Verizon Communications (VZ) is linked, with no stored direction, medium confidence. Reason on file: Verizon Communications (telephone communications (no radiotelephone)): telecoms move with network spending and rules. Linked by “t-mobile” (telecoms) in this story
- SPOT Spotify Technology S.A
Spotify Technology S.A (SPOT) is linked, with no stored direction, medium confidence in the 4 Nov 2026 story “Amdocs shares plunge 44% as T-Mobile dispute threatens revenue.” Reason on file: Spotify Technology S.A (radio broadcasting stations): telecoms move with network spending and rules. Linked by “t-mobile” (telecoms) in this story
Select Sector Spdr Tr (XLC)
Select Sector Spdr Tr (XLC) is the company in “Amdocs shares plunge 44% as T-Mobile dispute threatens revenue,” the 4 Nov 2026 this story story.
For Select Sector Spdr Tr (XLC), the reason on file says Communication Services Select Sector SPDR: it holds telecom companies. Linked by “t-mobile” (telecoms) in this story
Also listed, T-Mobile US (TMUS): T-Mobile US (radiotelephone communications): telecoms move with network spending and rules. Linked by “t-mobile” (telecoms) in this story
Dates and price levels for Select Sector Spdr Tr (XLC)
T traded between 20.52 and 24.96 across 20 sessions. The latest close on file is 21.40. TMUS traded between 143.75 and 171.76 across 20 sessions. The latest close on file is 154.33. XLC traded between 109.66 and 115.60 across 11 sessions. The latest close on file is 111.62.
What the saved facts support for Select Sector Spdr Tr (XLC)
40 out of 100
“Amdocs shares plunge 44% as T-Mobile dispute threatens revenue” scores 40 out of 100. The score uses 1 sources, and 5 linked companies.