# EDGAR Filing Document

**Accession Number:** 0001525221
**File Stem:** 0001140361-26-006420
**Filing Date:** 2026-2
**Character Count:** 10599
**Document Hash:** d6237df3723e1444f58200e3a998d8d2
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-26-006420.hdr.sgml**: 20260223

**ACCESSION NUMBER**: 0001140361-26-006420

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D/A

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20260223

**DATE AS OF CHANGE**: 20260223

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Bristow Group Inc.
- **CENTRAL INDEX KEY:** 0001525221
- **STANDARD INDUSTRIAL CLASSIFICATION:** AIR TRANSPORTATION, NONSCHEDULED [4522]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 721455213
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-87230
- **FILM NUMBER:** 26665751

**BUSINESS ADDRESS:**
- **STREET 1:** 3151 BRIARPARK DRIVE, SUITE 700
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77042
- **BUSINESS PHONE:** 713-369-4700

**MAIL ADDRESS:**
- **STREET 1:** 3151 BRIARPARK DRIVE, SUITE 700
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77042

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ERA GROUP INC.
- **DATE OF NAME CHANGE:** 20110708

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Era Froup Inc.
- **DATE OF NAME CHANGE:** 20110708
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** South Dakota Investment Council
- **CENTRAL INDEX KEY:** 0001538846

**ORGANIZATION NAME:**
- **EIN:** 466000364
- **STATE OF INCORPORATION:** SD
- **FISCAL YEAR END:** 0630

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A

**BUSINESS ADDRESS:**
- **STREET 1:** 4009 W. 49TH STREET, SUITE 300
- **CITY:** SIOUX FALLS
- **STATE:** SD
- **ZIP:** 57106
- **BUSINESS PHONE:** 605-362-2820

**MAIL ADDRESS:**
- **STREET 1:** 4009 W. 49TH STREET, SUITE 300
- **CITY:** SIOUX FALLS
- **STATE:** SD
- **ZIP:** 57106

## Exhibit 99.1

------

Exhibit 1

TRANSACTIONS

The following table sets forth all transactions effected since the filing of the Amendment No.14 on February 3, 2026 by or on behalf of the Reporting Person in relation to the shares of Common Stock. The below transactions were effected in the open market.

---

| | | | |
|:---|:---|:---|:---|
| **<u>Trade Date</u>** | **<u>Number of Shares <br>Sold</u>** | **<u>Weighted Average <br>Price per Share</u>** | **<u>Price Range</u>** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 02/06/2026  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 67249  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.0550  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $44.525-$45.27  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 02/09/2026  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 63003  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.1978  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.00-$45.515  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 02/10/2026  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1000  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.0281  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.00-$45.06  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 02/11/2026  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 64604  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.4540  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.40-$45.90  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 02/12/2026  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 2183  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.4170  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.35-$45.555  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 02/13/2026  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 975  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.0213  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.01-$45.065  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 02/18/2026  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 32836  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.9188  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $45.75-$46.195  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 02/19/2026  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 57000  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $46.4170  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $46.14-$46.765  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 02/20/2026  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 9222  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $46.5568  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $46.51-$46.64  |

---

------

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**(Amendment No. 15)**

**Bristow Group Inc.**

*(Name of Issuer)*

**Common Stock**

*(Title of Class of Securities)*

**11040G103**

*(CUSIP Number)*

**Matthew L. Clark**<br>4009 W 49th Street<br>Suite 300<br>Sioux Falls SD 57106<br>605-362-2820

*(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)*

**02/20/2026**

*(Date of Event Which Requires Filing of this Statement)*

| **CUSIP No.** | **11040G103** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**South Dakota Investment Council** | Name of reporting person<br>**South Dakota Investment Council** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**SOUTH DAKOTA** | Citizenship or place of organization<br>**SOUTH DAKOTA** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**2098126.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**2098126.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**0.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**2098126.00** | Aggregate amount beneficially owned by each reporting person<br>**2098126.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**7.3%** | Percent of class represented by amount in Row (11)<br>**7.3%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**EP** | Type of Reporting Person (See Instructions)<br>**EP** | |

---

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Common Stock

**(b) Name of Issuer:**
Bristow Group Inc.

**(c) Address of Issuer's Principal Executive Offices:**
3151 BRIARPARK DRIVE, SUITE 700, HOUSTON, TX, 77042

This Amendment No. 15 ( "Amendment No. 15") to Schedule 13D initially filed with the Securities and Exchange Commission (the "SEC") on June 22, 2020 (the "Schedule 13D") by South Dakota Investment Council (the "Reporting Person") relating to the shares of common stock, par value $0.01 per share (the "Common Stock") of Bristow Group Inc., a Delaware corporation (the "Issuer"), reflects changes to the information in the amendment to the Schedule 13D filed by the Reporting Person on February 3, 2026 ("Amendment No.14").  Except as otherwise indicated, capitalized terms used and not defined in this Amendment No. 15 shall have the meaning assigned to such term in the Schedule 13D. Except as otherwise provided herein, each item of the Schedule 13D remains unchanged.

**Item 5. Interest in Securities of the Issuer**

**(a)**
Items 5(a)-(c) of the Schedule 13D are hereby amended and restated as follows:

(a) - (b) The responses of the Reporting Person with respect to Rows 11, 12 and 13 of the cover pages of this Schedule 13D that relate to the aggregate number and percentage of shares of Common Stock are incorporated herein by reference. The responses of the Reporting Person with respect to Rows 7, 8, 9 and 10 of the cover pages of this Schedule 13D that relate to the aggregate number of shares of Common Stock as to which the Reporting Person referenced in Item 2 above has sole or shared power to vote or to direct the vote and sole or shared power to dispose or to direct the disposition are incorporated herein by reference.

The aggregate percentage of shares of Common Stock reported as beneficially owned by the Reporting Person was calculated based on 28,920,000 shares of Common Stock issued and outstanding as of October 31, 2025, as provided by the Company, based on the Quarterly Report on Form 10-Q filed by the Company on November 5, 2025.

**(b)**
—

**(c)**
Except as disclosed in Exhibit 1 of this Schedule 13D, there have been no transactions with respect to the Common Stock since the filing of the Amendment No.14 on February 3, 2026 by the Reporting Person.

### SIGNATURE

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.

**Reporting Person:** South Dakota Investment Council

**Signature:** /s/ Matthew L. Clark

**Name/Title:** State Investment Officer

**Date:** 02/23/2026