Mark A. Alexander
CIK: 0001212607
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (18 total)
- Jun 1, 2026BLDR
Builders FirstSource, Inc.
Award(A)Direct409 shares at avg. $76.26$31K - May 14, 2026BLDR
Builders FirstSource, Inc.
Award(A)Direct2.6K shares- - Mar 1, 2026BLDR
Builders FirstSource, Inc.
Award(A)Direct299 shares at avg. $104.29$31K - Dec 1, 2025BLDR
Builders FirstSource, Inc.
Award(A)Direct278 shares at avg. $112.23$31K - Oct 1, 2025WPC
W. P. Carey Inc.
Award(A)Direct438 shares at avg. $68.47$30K - Sep 1, 2025BLDR
Builders FirstSource, Inc.
Award(A)Direct225 shares at avg. $138.68$31K - Jul 1, 2025WPC
W. P. Carey Inc.
Award(A)Direct476 shares at avg. $62.99$30K - Jul 1, 2025WPC
W. P. Carey Inc.
Award(A)Direct2.8K shares- - Jun 1, 2025BLDR
Builders FirstSource, Inc.
Award(A)Direct290 shares at avg. $107.68$31K - May 27, 2025BLDR
Builders FirstSource, Inc.
Award(A)Direct1.7K shares- - Apr 1, 2025WPC
W. P. Carey Inc.
Award(A)Direct475 shares at avg. $63.03$30K - Mar 1, 2025BLDR
Builders FirstSource, Inc.
Award(A)Direct224 shares at avg. $138.99$31K - Feb 28, 2025BLDR
Builders FirstSource, Inc.
Award(A)Direct224 shares at avg. $138.99$31K - Jan 2, 2025WPC
W. P. Carey Inc.
Award(A)Direct552 shares at avg. $54.29$30K - Dec 1, 2024BLDR
Builders FirstSource, Inc.
Award(A)Direct167 shares at avg. $186.47$31K - Nov 1, 2024WPC
W. P. Carey Inc.
Purchase(P)Direct5K shares at avg. $55.29$276K - Oct 1, 2024WPC
W. P. Carey Inc.
Award(A)Direct489 shares at avg. $61.32$30K - Sep 1, 2024BLDR
Builders FirstSource, Inc.
Award(A)Direct179 shares at avg. $174.00$31K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jun 1, 2026 |  BLDR Builders FirstSource, Inc. | Award(A) | 409 | $76.26 | $31,190 | Direct |
| May 14, 2026 | BLDR Builders FirstSource, Inc. | Award(A) | 2,558 | - | $0 | Direct |
| Mar 1, 2026 | BLDR Builders FirstSource, Inc. | Award(A) | 299 | $104.29 | $31,183 | Direct |
| Dec 1, 2025 | BLDR Builders FirstSource, Inc. | Award(A) | 278 | $112.23 | $31,200 | Direct |
| Oct 1, 2025 |  WPC W. P. Carey Inc. | Award(A) | 438 | $68.47 | $29,990 | Direct |
| Sep 1, 2025 | BLDR Builders FirstSource, Inc. | Award(A) | 225 | $138.68 | $31,203 | Direct |
| Jul 1, 2025 | WPC W. P. Carey Inc. | Award(A) | 476 | $62.99 | $29,983 | Direct |
| Jul 1, 2025 | WPC W. P. Carey Inc. | Award(A) | 2,778 | - | - | Direct |
| Jun 1, 2025 | BLDR Builders FirstSource, Inc. | Award(A) | 290 | $107.68 | $31,227 | Direct |
| May 27, 2025 | BLDR Builders FirstSource, Inc. | Award(A) | 1,707 | - | - | Direct |
| Apr 1, 2025 | WPC W. P. Carey Inc. | Award(A) | 475 | $63.03 | $29,939 | Direct |
| Mar 1, 2025 | BLDR Builders FirstSource, Inc. | Award(A) | 224 | $138.99 | $31,134 | Direct |
| Feb 28, 2025 | BLDR Builders FirstSource, Inc. | Award(A) | 224 | $138.99 | $31,134 | Direct |
| Jan 2, 2025 | WPC W. P. Carey Inc. | Award(A) | 552 | $54.29 | $29,968 | Direct |
| Dec 1, 2024 | BLDR Builders FirstSource, Inc. | Award(A) | 167 | $186.47 | $31,140 | Direct |
| Nov 1, 2024 | WPC W. P. Carey Inc. | Purchase(P) | 5,000 | $55.29 | $276,431 | Direct |
| Oct 1, 2024 | WPC W. P. Carey Inc. | Award(A) | 489 | $61.32 | $29,985 | Direct |
| Sep 1, 2024 | BLDR Builders FirstSource, Inc. | Award(A) | 179 | $174.00 | $31,146 | Direct |
1-18 of 18 transactions
About ALEXANDER MARK A
ALEXANDER MARK A (SEC CIK 0001212607) files insider reports with the SEC as Director of Builders FirstSource, Inc. (BLDR) and Director of W. P. Carey Inc. (WPC).
Signal8 holds 17 ownership filings by ALEXANDER MARK A, all Form 4s, filed between Sep 4, 2024 and Jun 2, 2026. Those filings report 18 transactions, from Sep 1, 2024 to Jun 1, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on ALEXANDER MARK A's filings is in IRVING, TX.
Recent filings by ALEXANDER MARK A
- Jun 1, 2026: Grant or award of BLDR shares (Form 4, code A).
- May 14, 2026: Grant or award of BLDR shares (Form 4, code A).
- Mar 1, 2026: Grant or award of BLDR shares (Form 4, code A).
- Dec 1, 2025: Grant or award of BLDR shares (Form 4, code A).
- Oct 1, 2025: Grant or award of WPC shares (Form 4, code A).
Other insiders filing for Builders FirstSource, Inc. (BLDR)
- Hiller Michael, COO-Designate
- Steinke Craig Arthur, Director
- OLEARY JAMES, Director
- Charles Dirkson R, Director
- Renz Maria, Director
- LEVY PAUL S, Director