Bert A. Frost

CIK: 0001453096

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)12 (54.5%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)4 (18.2%)

Compensation grants

Other (G, F, J, C, D, …)6 (27.3%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

CF Industries Holdings, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (22 total)

CF
CF Industries Holdings, Inc.
Mar 17, 2026
Sale(S)
Direct
6K shares at avg. $126.00$756K
CF
CF Industries Holdings, Inc.
Mar 12, 2026
Sale(S)
Direct
6.3K shares at avg. $136.69$854K
CF
CF Industries Holdings, Inc.
Mar 9, 2026
Sale(S)
Direct
5.5K shares at avg. $116.21$643K
CF
CF Industries Holdings, Inc.
Mar 6, 2026
Sale(S)
Direct
10K shares at avg. $119.01$1.2M
CF
CF Industries Holdings, Inc.
Mar 2, 2026
Sale(S)
Direct
5.1K shares at avg. $105.99$541K
CF
CF Industries Holdings, Inc.
Feb 27, 2026
Tax Payment(F)
Direct
4.3K shares at avg. $99.54$432K
CF
CF Industries Holdings, Inc.
Feb 27, 2026
Award(A)
Direct
9.9K shares-
CF
CF Industries Holdings, Inc.
Jan 6, 2026
Award(A)
Direct
10.8K shares-
CF
CF Industries Holdings, Inc.
Jan 5, 2026
Tax Payment(F)
Direct
2.6K shares at avg. $80.26$210K
CF
CF Industries Holdings, Inc.
Jan 2, 2026
Tax Payment(F)
Direct
1.5K shares at avg. $80.13$120K
CF
CF Industries Holdings, Inc.
Jun 16, 2025
Sale(S)
Direct
5K shares at avg. $100.71$504K
CF
CF Industries Holdings, Inc.
Jun 16, 2025
Sale(S)
Direct
5K shares at avg. $101.00$505K
CF
CF Industries Holdings, Inc.
Jun 13, 2025
Sale(S)
Direct
2.8K shares at avg. $98.34$270K
CF
CF Industries Holdings, Inc.
Jun 13, 2025
Sale(S)
Direct
13.3K shares at avg. $97.32$1.3M
CF
CF Industries Holdings, Inc.
Feb 28, 2025
Tax Payment(F)
Direct
8.2K shares at avg. $81.02$665K
CF
CF Industries Holdings, Inc.
Feb 28, 2025
Award(A)
Direct
18.6K shares-
CF
CF Industries Holdings, Inc.
Jan 13, 2025
Sale(S)
Direct
3K shares at avg. $95.00$285K
CF
CF Industries Holdings, Inc.
Jan 6, 2025
Tax Payment(F)
Direct
1.3K shares at avg. $89.76$116K
CF
CF Industries Holdings, Inc.
Jan 3, 2025
Tax Payment(F)
Direct
2.7K shares at avg. $88.51$241K
CF
CF Industries Holdings, Inc.
Jan 2, 2025
Award(A)
Direct
9.6K shares-
CF
CF Industries Holdings, Inc.
Nov 20, 2024
Sale(S)
Direct
3K shares at avg. $88.00$264K
CF
CF Industries Holdings, Inc.
Oct 4, 2024
Sale(S)
Direct
3K shares at avg. $90.00$270K

		Type	Shares	Price		Ownership
Mar 17, 2026	CF CF Industries Holdings, Inc.	Sale(S)	6,000	$126.00	$756,000	Direct
Mar 12, 2026	CF CF Industries Holdings, Inc.	Sale(S)	6,250	$136.69	$854,316	Direct
Mar 9, 2026	CF CF Industries Holdings, Inc.	Sale(S)	5,534	$116.21	$643,106	Direct
Mar 6, 2026	CF CF Industries Holdings, Inc.	Sale(S)	10,000	$119.01	$1,190,088	Direct
Mar 2, 2026	CF CF Industries Holdings, Inc.	Sale(S)	5,102	$105.99	$540,761	Direct
Feb 27, 2026	CF CF Industries Holdings, Inc.	Tax Payment(F)	4,337	$99.54	$431,705	Direct
Feb 27, 2026	CF CF Industries Holdings, Inc.	Award(A)	9,871	-	$0	Direct
Jan 6, 2026	CF CF Industries Holdings, Inc.	Award(A)	10,762	-	$0	Direct
Jan 5, 2026	CF CF Industries Holdings, Inc.	Tax Payment(F)	2,618	$80.26	$210,121	Direct
Jan 2, 2026	CF CF Industries Holdings, Inc.	Tax Payment(F)	1,496	$80.13	$119,874	Direct
Jun 16, 2025	CF CF Industries Holdings, Inc.	Sale(S)	5,000	$100.71	$503,526	Direct
Jun 16, 2025	CF CF Industries Holdings, Inc.	Sale(S)	5,003	$101.00	$505,303	Direct
Jun 13, 2025	CF CF Industries Holdings, Inc.	Sale(S)	2,750	$98.34	$270,428	Direct
Jun 13, 2025	CF CF Industries Holdings, Inc.	Sale(S)	13,250	$97.32	$1,289,458	Direct
Feb 28, 2025	CF CF Industries Holdings, Inc.	Tax Payment(F)	8,214	$81.02	$665,498	Direct
Feb 28, 2025	CF CF Industries Holdings, Inc.	Award(A)	18,639	-	-	Direct
Jan 13, 2025	CF CF Industries Holdings, Inc.	Sale(S)	3,000	$95.00	$285,000	Direct
Jan 6, 2025	CF CF Industries Holdings, Inc.	Tax Payment(F)	1,297	$89.76	$116,419	Direct
Jan 3, 2025	CF CF Industries Holdings, Inc.	Tax Payment(F)	2,726	$88.51	$241,278	Direct
Jan 2, 2025	CF CF Industries Holdings, Inc.	Award(A)	9,622	-	$0	Direct
Nov 20, 2024	CF CF Industries Holdings, Inc.	Sale(S)	3,000	$88.00	$264,000	Direct
Oct 4, 2024	CF CF Industries Holdings, Inc.	Sale(S)	3,000	$90.00	$270,000	Direct

1-22 of 22 transactions

About Frost Bert A

Frost Bert A (SEC CIK 0001453096) files insider reports with the SEC as EVP, Chief Commercial Officer of CF Industries Holdings, Inc. (CF).

Signal8 holds 13 ownership filings by Frost Bert A, all Form 4s, filed between Oct 7, 2024 and Mar 19, 2026. Those filings report 22 transactions, from Oct 4, 2024 to Mar 17, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Frost Bert A's filings is in NORTHBROOK, IL.

Recent filings by Frost Bert A

Mar 17, 2026: Open-market sale of CF shares (Form 4, code S).
Mar 12, 2026: Open-market sale of CF shares (Form 4, code S).
Mar 9, 2026: Open-market sale of CF shares (Form 4, code S).
Mar 6, 2026: Open-market sale of CF shares (Form 4, code S).
Mar 2, 2026: Open-market sale of CF shares (Form 4, code S).

Other insiders filing for CF Industries Holdings, Inc. (CF)

Scribner Andrew, EVP and CFO
DeHaas Deborah L, Director
Wagler Theresa E, Director
EAVES JOHN W, Director
Ellerbusch Susan A, Director
Madrazo Yris Jesus, Director

How to read Form 4 transaction codes