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				</style></head><body lang="en-US" text="#000000" bgcolor="#ffffff"><hr class="header"><br><hr class="headerThin"><div class="contentwrapper"><table role="presentation" id="scheader"><tr><td class="tableClassNoBorderAlignCenter" style="font-size:2em;">
						SECURITIES AND EXCHANGE COMMISSION
						<br>
						Washington, D.C. 20549
					</td></tr><tr><td class="tableClassNoBorderAlignCenter"><br><br><div style="font-size:1.5em;">
									SCHEDULE 13D
								</div><br><div style="font-size:1.2em;">
							Under the Securities Exchange Act of 1934
						</div><br><div class="information" style="text-align:center; font-weight:bold;">
									(Amendment No. <span style="color:blue;">4</span>)
								</div><br><br></td></tr><tr><td class="center"><div class="information" style="text-align:center; font-weight:bold; color:blue;">Corebridge Financial, Inc.</div><div class="information" style="text-align:center; font-weight:bold;"><hr class="separatorThin">(Name of Issuer)</div><br><br></td></tr><tr><td class="center"><div class="information" style="text-align:center; font-weight:bold; color:blue;">Common Stock, par value $0.01 per share</div><div class="information" style="text-align:center; font-weight:bold;"><hr class="separatorThin">(Title of Class of Securities)</div><br><br></td></tr><table border="1"><tr><td><div class="information" style="text-align:center; font-weight:bold; color:blue;">21871X109</div><div class="information" style="text-align:center; font-weight:bold;"><hr class="separatorThin">(CUSIP Number)</div></td></tr><br><br></table><tr><td class="center"><div class="information" style="text-align:center; font-weight:bold; color:blue;">Yohei Miyanaga<br>Nippon Life Insurance Company,
								3-5-12 Imabashi, Chuo-ku<br>Osaka,
								M0,
								541-8501<br>1-332-250-4819</div><div class="information" style="text-align:center; font-weight:bold;"><hr class="separatorThin">(Name, Address and Telephone Number of Person Authorized to
									Receive Notices and Communications)</div></td></tr><tr><td class="center"><div class="information" style="text-align:center; font-weight:bold; color:blue;">08/07/2026</div><div class="information" style="text-align:center; font-weight:bold;"><hr class="separatorThin">(Date of Event Which Requires Filing of This Statement)</div></td></tr></table><br><br><div class="information" style="text-align:justify">
				If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.
				<img src="/Images/box-unchecked.jpg" alt="Checkbox not checked"></div><br><div class="information" style="text-align:justify">
				The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the
				Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other
				provisions of the Act (however, see the Notes).
			</div></div><hr class="headerThin"><hr class="header"><br><br>
  <div style="display:none">
			schemaVersion:
			</div>
<div class="content"><div class="form1"></div></div>
  <div class="content"><div class="form1"><table><tr><td class="center"><br><br><p><div align="center" style="font-size:1.2em;">
									SCHEDULE 13D
								</div></p></td></tr></table><table role="presentation" class="tableClass" id="cusipNumber"><tr class="tableClass"><td width="7%" style="font-weight:bold;">CUSIP Number(s):</td><td width="75%"><div style="font-size:.9em; color:#000000">21871X109</div></td></tr></table><br><br><table role="presentation" class="tableClass" id="reportingPersonDetails"><tr class="tableClass"><td width="8%" class="tableClassValign">1</td><td width="92%" class="tableClass">
					Name of reporting person
					<br><br><div class="text">Nippon Life Insurance Company</div></td></tr><tr><td width="8%" class="tableClassValign">2</td><td width="92%" class="tableClass">Check the appropriate box if a member of a Group (See Instructions)
				<br><br><div class="text"><img src="/Images/box-unchecked.jpg" alt="Checkbox not checked">  (a)
					<br><img src="/Images/box-unchecked.jpg" alt="Checkbox not checked">  (b)	
				</div></td></tr><tr class="tableClassWithBgBlack"><td width="8%" class="tableClassValign">3</td><td width="92%" class="tableClass">SEC use only</td></tr><tr><td width="8%" class="tableClassValign">4</td><td width="92%" class="tableClass">
					Source of funds (See Instructions)
					<br><br><div class="text">WC</div></td></tr><tr><td width="8%" class="tableClassValign">5</td><td width="92%" class="tableClass">
					Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
					<br><br><img src="/Images/box-unchecked.jpg" alt="Checkbox not checked"></td></tr><tr><td width="8%" class="tableClassValign">6</td><td width="92%" class="tableClass">Citizenship or place of organization
				<br><br><div class="text">
				JAPAN
			</div></td></tr><tr><td width="8%" class="tableClassValign">Number of Shares Beneficially Owned by Each Reporting Person With:</td><td width="92%" class="tableClass"><table class="innerTableClass"><tr><td width="8%" class="innerTableClassRightValign">7</td><td width="92%" class="tableClassInnerLeft">Sole Voting Power
							<br><br><div class="text">121,989,527.00</div></td></tr><tr><td width="8%" class="innerTableClassRightValign">8</td><td width="92%" class="tableClassInnerLeft">Shared Voting Power
							<br><br><div class="text">0.00</div></td></tr><tr><td width="8%" class="innerTableClassRightValign">9</td><td width="92%" class="tableClassInnerLeft">Sole Dispositive Power
							<br><br><div class="text">121,989,527.00</div></td></tr><tr><td width="8%" class="innerTableClassRightValignBottomLess">10</td><td width="92%" class="tableClassInnerLeftBottomLess">Shared Dispositive Power
							<br><br><div class="text">0.00</div></td></tr></table></td></tr><tr><td width="8%" class="tableClassValign">11</td><td width="92%" class="tableClass">Aggregate amount beneficially owned by each reporting person
				<br><br><div class="text">121,989,527.00</div></td></tr><tr><td width="8%" class="tableClassValign">12</td><td width="92%" class="tableClass">Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
				<br><br><img src="/Images/box-unchecked.jpg" alt="Checkbox not checked"></td></tr><tr><td width="8%" class="tableClassValign">13</td><td width="92%" class="tableClass">Percent of class represented by amount in Row (11)
				<br><br><div class="text">27.4 % </div></td></tr><tr><td width="8%" class="tableClassValign">14</td><td width="92%" class="tableClass">Type of Reporting Person (See Instructions)
				<br><br><div class="text">OO</div></td></tr></table><br></div><div class="form1"><table><tr><td class="center"><br><br><p><div align="center" style="font-size:1.2em;">
									SCHEDULE 13D
								</div></p></td></tr></table><table role="presentation" id="item1to7"><tr><td width="8%" class="tableClassValignNoBorder">Item 1.</td><td width="92%" class="tableClassNoBorder">Security and Issuer</td></tr><tr class="tableClass"><td width="8%" class="tableClassNoBorderAlignCenter">(a)</td><td width="92%" class="tableClassNoBorder">Title of Class of Securities:
							<br><br><div class="text">Common Stock, par value $0.01 per share</div></td></tr><tr class="tableClass"><td width="8%" class="tableClassNoBorderAlignCenter">(b)</td><td width="92%" class="tableClassNoBorder">Name of Issuer:
							<br><br><div class="text">Corebridge Financial, Inc.</div></td></tr><tr><td width="8%" class="tableClassNoBorderAlignCenter">(c)</td><td width="92%" class="tableClassNoBorder">Address of Issuer's Principal Executive Offices:
							<br><br><div class="text">2919 Allen Parkway, Woodson Tower, Houston, 
				TEXAS
			, 77019.</div></td></tr><tr><td width="8%" class="tableClassValignNoBorder">Item 4.</td><td width="92%" class="tableClassNoBorder">Purpose of Transaction</td></tr><tr><td width="8%" class="tableClassNoBorderAlignCenter"> </td><td width="92%" class="tableClassNoBorder"><div class="largetext">Item 4 is hereby amended and supplemented by the following.

On August 7, 2026, the Reporting Person entered into a purchase agreement pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended (the "10b5-1 Trading Plan"). Pursuant to the 10b5-1 Trading Plan, a broker dealer will make periodic purchases of up to an aggregate of 10,900,682 shares of Common Stock on behalf of Reporting Person. Purchases under the plan will commence upon the later to occur of (i) the end of the relevant cooling-off period and (ii) receipt of all necessary regulatory approvals (the "Effective Date"). The 10b5-1 Trading Plan shall terminate upon the earliest to occur of (i) the first date on which an aggregate of 10,900,682 shares of Common Stock have been acquired by the Reporting Person, (ii) the date that is 90 days following the Effective Date and (iii) the other termination conditions specified in the 10b5-1 Trading Plan.

The foregoing description of the 10b5-1 Trading Plan does not purport to be complete and is qualified in its entirety by the text of the 10b5-1 Trading Plan, which is attached as an exhibit to this Schedule 13D and incorporated herein by reference.</div></td></tr><tr><td width="8%" class="tableClassValignNoBorder">Item 5.</td><td width="92%" class="tableClassNoBorder">Interest in Securities of the Issuer</td></tr><tr><td width="8%" class="tableClassNoBorderAlignCenter">(a)</td><td width="92%" class="tableClassNoBorder"><div class="largetext">Item 5 is hereby amended and restated by the following.

The information contained on the cover pages to the Schedule 13D is hereby incorporated by reference.

The amount of securities beneficially owned includes 121,956,256 shares of Common Stock held of record by the Reporting Person and 33,271 shares of Common Stock held of record by Nissay Asset Management Corporation ("NAMC"), a direct wholly owned subsidiary of the Reporting Person, which the Reporting Person may be deemed to beneficially own.

Based on a total of 445,768,608 shares of Common Stock outstanding as of June 22, 2026, as disclosed in the Definitive Merger Proxy on Schedule 14A filed by the Issuer on June 23, 2026.</div></td></tr><tr><td width="8%" class="tableClassNoBorderAlignCenter">(b)</td><td width="92%" class="tableClassNoBorder"><div class="largetext">The information contained on the cover pages to the Schedule 13D is hereby incorporated by reference.</div></td></tr><tr><td width="8%" class="tableClassNoBorderAlignCenter">(c)</td><td width="92%" class="tableClassNoBorder"><div class="largetext">None.</div></td></tr><tr><td width="8%" class="tableClassNoBorderAlignCenter">(d)</td><td width="92%" class="tableClassNoBorder"><div class="largetext">None.</div></td></tr><tr><td width="8%" class="tableClassNoBorderAlignCenter">(e)</td><td width="92%" class="tableClassNoBorder"><div class="largetext">Not applicable.</div></td></tr><tr><td width="8%" class="tableClassValignNoBorder">Item 6.</td><td width="92%" class="tableClassNoBorder">Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer</td></tr><tr><td width="8%" class="tableClassNoBorderAlignCenter"> </td><td width="92%" class="tableClassNoBorder"><div class="largetext">Item 6 is hereby amended and supplemented by the following:

Item 4 summarizes certain provisions of the 10b5-1 Trading Plan and is incorporated herein by reference. A copy of the 10b5-1 Trading Plan is attached as an exhibit to this Schedule 13D, and incorporated by reference herein.

Except as set forth herein, the Reporting Person does not have any contracts, arrangements, understandings or relationships (legal or otherwise) with any person with respect to any securities of the Issuer, including but not limited to any contracts, arrangements, understandings or relationships concerning the transfer or voting of such securities, finder's fees, joint ventures, loan or option arrangements, puts or calls, guarantees of profits, division of profits or losses, or the giving or withholding of proxies.</div></td></tr><tr><td width="8%" class="tableClassValignNoBorder">Item 7.</td><td width="92%" class="tableClassNoBorder">Material to be Filed as Exhibits.</td></tr><tr><td width="8%" class="tableClassNoBorderAlignCenter"> </td><td width="92%" class="tableClassNoBorder"><div class="largetext">Item 7 is hereby amended and supplemented by the following.

6    Purchase Agreement, dated as of August 7, 2026, by and between Nippon Life Insurance Company and Goldman Sachs International.
</div></td></tr></table><br></div><div class="form1"><table role="presentation" id="signatureInfo"><tr><td width="8%" class="tableClassValignNoBorder">    SIGNATURE</td><td width="92%" class="tableClassNoBorder"> </td></tr><tr><td width="8%" class="tableClassNoBorderAlignCenter"> </td><td width="92%" class="tableClassNoBorder"><div class="information" style="text-align:justify">
						After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
						<br><br></div></td></tr></table><table><tr class="tableClass"><td width="50%" class="tableClassNoBorder"> </td><td width="50%" class="tableClassNoBorder"><table><tr class="tableClass"><td width="100%" class="tableClassInnerNoBorderBlue"><div class="text">Nippon Life Insurance Company</div></td></tr></table></td></tr></table><table><tr class="tableClass"><td width="50%" class="tableClassNoBorder"> </td><td width="50%" class="tableClassNoBorder"><table><tr class="tableClass"><td width="8%" class="tableClassNoBorderAlignLeft signature">Signature:</td><td width="92%" class="tableClassNoBorderBlue signature">/s/ Yohei Miyanaga</td></tr><tr class="tableClass"><td width="8%" class="tableClassNoBorderAlignLeft signature">Name/Title:</td><td width="92%" class="tableClassNoBorderBlue signature">Yohei Miyanaga, General Manager</td></tr><tr class="tableClass"><td width="8%" class="tableClassNoBorderAlignLeft signature">Date:</td><td width="92%" class="tableClassNoBorderBlue signature">08/07/2026</td></tr></table></td></tr></table></div></div>

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