Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer.
Published . Updated .
Key PointsCostco reports Q3 earnings after the market closes on Thursday, Sept. 24.
Directly affected
- No company is named in this report.
Indirectly affected
- AA Alcoa Upstream Corp.
GA selected AA as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- AAL AMERICAN AIRLINES GROUP INC
GA selected AAL as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- AAOI APPLIED OPTOELECTRONICS INC COM
GA selected AAOI as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- AAOX INVESTMENT MANAGERS SER TR I
GA selected AAOX as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- AAP ADVANCE AUTO PARTS
GA selected AAP as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- AAPL APPLE INC
GA selected AAPL as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
Price reaction, T-5 to T+3
Key PointsCostco reports Q3 earnings after the market closes on Thursday, Sept. 24.
Source: Nasdaq Markets
How far Alcoa (AA) has moved since 22 Sep 2026
Since the first closing price after “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer.,” Alcoa (AA) is -5.31%. The S&P 500 fund (SPY) is -0.17% over the same days, a -5.13% difference versus the market.
Filings that name Alcoa (AA) around 22 Sep 2026
- Pete Sessions sell Apple (AAPL) ($100,001 - $250,000). The transaction date is the publication date. The filing is listed beside the story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..”
- Cleo Fields buy Apple (AAPL) ($1,001 - $15,000). That is 14 days before publication, inside 30 days. The filing is listed beside the story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..”
- Kevin Hern sell Apple (AAPL) ($1,001 - $15,000). That is 14 days before publication, inside 30 days. The filing is listed beside the story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..”
- Rohit Khanna sell Apple (AAPL) ($1,001 - $15,000). That is 18 days before publication, inside 30 days. The filing is listed beside the story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..”
- Donald J Trump sell Apple (AAPL) ($1,001 - $15,000). That is 29 days before publication, inside 30 days. The filing is listed beside the story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..”
- Scott Scott Franklin sell Apple (AAPL) ($1,001 - $15,000). That is 33 days before publication, inside 60 days. The filing is listed beside the story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..”
- John J McGuire III sell Apple (AAPL) ($1,001 - $15,000). That is 35 days before publication, inside 60 days. The filing is listed beside the story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..”
- Cleo Fields buy Apple (AAPL) ($1,001 - $15,000). That is 40 days before publication, inside 60 days. The filing is listed beside the story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..”
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 Alcoa (AA)
Companies tied to this story
- AA Alcoa
Alcoa (AA) is linked, with no stored direction, medium confidence in the 22 Sep 2026 story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..” Reason on file: GA selected AA as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- AAL American Airlines Group
In “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer.,” American Airlines Group (AAL) is linked, with no stored direction, medium confidence. Reason on file: GA selected AAL as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- AAOI Applied Optoelectronics
Applied Optoelectronics (AAOI) is linked, with no stored direction, medium confidence in the 22 Sep 2026 story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..” Reason on file: GA selected AAOI as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- AAOX Investment Managers Ser Tr I
Investment Managers Ser Tr I (AAOX) is linked, with no stored direction, medium confidence in the 22 Sep 2026 story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..” Reason on file: GA selected AAOX as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- AAP Advance Auto Parts
In “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer.,” Advance Auto Parts (AAP) is linked, with no stored direction, medium confidence. Reason on file: GA selected AAP as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- AAPL Apple
Apple (AAPL) is linked, with no stored direction, medium confidence in the 22 Sep 2026 story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer..” Reason on file: GA selected AAPL as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
Alcoa (AA)
The 22 Sep 2026 story “Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer.” names Alcoa (AA) because of this story.
Alcoa (AA) is on the page because GA selected AA as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
A second company, American Airlines Group (AAL), is listed for a different reason: GA selected AAL as a RELATED security because its curated list / industry / sector context matches this event (curated-list=history). This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
Price levels for Alcoa (AA)
AA traded between 38.85 and 46.06 across 20 sessions. The latest close on file is 41.67. AAL traded between 11.64 and 14.05 across 20 sessions. The latest close on file is 11.67. AAOI traded between 75.44 and 131.03 across 20 sessions. The latest close on file is 78.21.
A simple score for Alcoa (AA)
46 out of 100
“Should You Buy Costco Stock Before Sept. 24? History Has a Clear Answer.” scores 46 out of 100. The score uses 1 sources, and 6 linked companies.