United States Machinery, Equipment & Components

L B Foster Co (FSTR)

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Over the last 90 days, L B Foster Co. has seen significant insider selling, with a net value of -$4.49 million. Aron R. English was the primary seller, offloading shares valued at over $3.6 million. This activity occurred against a backdrop of strong stock performance, with the price increasing over 43% in the past 90 days.
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Ticker: FSTR Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
English Aron R.
1 sale — total 1,077,886 USD
Sale 1 Apr 2026
Value US$4,682,576.63 | Price 293.49 | Shares 85,758
Sale 31 Mar 2026
Value US$2,309,733.97 | Price 240.29 | Shares 67,764
Sale 30 Mar 2026
Value US$52,856.95 | Price 28.01 | Shares 1,887
Sale 27 Mar 2026
Value US$24,153.24 | Price 28.02 | Shares 862
Sale 26 Mar 2026
Value US$251,290.53 | Price 28.02 | Shares 8,968
Sale 25 Mar 2026
Value US$76,281.58 | Price 28.09 | Shares 2,716
Sale 24 Mar 2026
Value US$729,717.71 | Price 28.19 | Shares 25,889
Sale 23 Mar 2026
Value US$2,235,606.66 | Price 28.51 | Shares 78,414
Proposed sale 13 Mar 2026
Value US$38,136.00 | Price 27.24 | Shares 1,400
Proposed sale 11 Mar 2026
Value US$72,800.00 | Price 28.00 | Shares 2,600
Proposed sale 10 Mar 2026
Value US$39,900.00 | Price 28.50 | Shares 1,400
Proposed sale 6 Mar 2026
Value US$5,786.00 | Price 28.93 | Shares 200
Proposed sale 5 Mar 2026
Value US$2,950.00 | Price 29.50 | Shares 100
Sale 4 Mar 2026
Value US$163,906.51 | Price 31.99 | Shares 5,124
Sale 12 Dec 2025
Value US$361,925.68 | Price 26.79 | Shares 13,512
Sale 11 Dec 2025
Value US$911,669.25 | Price 26.79 | Shares 34,025
Sale 10 Dec 2025
Value US$301,823.21 | Price 26.83 | Shares 11,248
Sale 9 Dec 2025
Value US$129,240.48 | Price 26.93 | Shares 4,800
Sale 8 Dec 2025
Value US$266,362.83 | Price 27.28 | Shares 9,765
Sale 1 Dec 2025
Value US$2,708.50 | Price 26.82 | Shares 101
Sale 28 Nov 2025
Value US$35,400.75 | Price 27.09 | Shares 1,307
Sale 25 Nov 2025
Value US$46,467.19 | Price 26.94 | Shares 1,725
Sale 24 Nov 2025
Value US$724,644.41 | Price 26.84 | Shares 27,003
Sale 21 Nov 2025
Value US$92,222.27 | Price 27.03 | Shares 3,412
Sale 17 Nov 2025
Value US$10,800.00 | Price 27.00 | Shares 400
Sale 14 Nov 2025
Value US$60,669.00 | Price 27.00 | Shares 2,247
Sale 13 Nov 2025
Value US$43,203.04 | Price 27.00 | Shares 1,600
Sale 12 Nov 2025
Value US$91,152.56 | Price 27.06 | Shares 3,368
Proposed sale 11 Nov 2025
Value US$2,932,909.40 | Price 28.10 | Shares 104,374
Proposed sale 11 Nov 2025
Value US$759,430.60 | Price 28.10 | Shares 27,026
Sale 11 Nov 2025
Value US$75,648.91 | Price 27.52 | Shares 2,749
Sale 11 Nov 2025
Value US$135,605.79 | Price 28.17 | Shares 4,813
Sale 7 Nov 2025
Value US$271,500.00 | Price 27.15 | Shares 10,000
Proposed sale 7 Nov 2025
Value US$271,000.00 | Price 27.10 | Shares 10,000
Buy 8 Aug 2024
Value US$41,975.00 | Price 16.79 | Shares 2,500
Buy 8 Aug 2024
Value US$8,945.00 | Price 17.89 | Shares 500
Buy 8 Aug 2024
Value US$10,161.99 | Price 16.47 | Shares 617
Buy 8 Aug 2024
Value US$48.45 | Price 16.15 | Shares 3
Buy 8 Aug 2024
Value US$17,144.33 | Price 17.97 | Shares 954
Buy 8 Aug 2024
Value US$28,201.32 | Price 17.67 | Shares 1,596
Buy 8 Aug 2024
Value US$42,766.22 | Price 17.46 | Shares 2,450
Buy 18 May 2023
Value US$106,074.86 | Price 11.20 | Shares 9,473
Buy 18 May 2023
Value US$1,180.00 | Price 11.80 | Shares 100
Buy 18 May 2023
Value US$1,185.00 | Price 11.85 | Shares 100
Buy 17 May 2023
Value US$238,953.47 | Price 10.76 | Shares 22,202
Buy 12 May 2023
Value US$21,540.00 | Price 10.77 | Shares 2,000
Buy 12 Dec 2022
Value US$5,460.00 | Price 9.10 | Shares 600
Buy 12 Dec 2022
Value US$18,420.00 | Price 9.21 | Shares 2,000
Buy 13 Sep 2022
Value US$11,505.00 | Price 11.51 | Shares 1,000
Buy 12 Sep 2022
Value US$37,065.00 | Price 12.36 | Shares 3,000
Buy 14 May 2020
Value US$19,600.00 | Price 9.80 | Shares 2,000
Buy 14 May 2020
Value US$3,836.00 | Price 9.59 | Shares 400
Buy 13 May 2020
Value US$7,196.00 | Price 10.28 | Shares 700
Sale 10 Aug 2018
Value US$12,682.56 | Price 24.02 | Shares 528
Sale 10 Aug 2018
Value US$4,131.44 | Price 24.02 | Shares 172
Sale 10 Aug 2018
Value US$43,380.12 | Price 24.02 | Shares 1,806
Sale 9 Aug 2018
Value US$25,356.24 | Price 24.08 | Shares 1,053
Sale 9 Aug 2018
Value US$8,259.44 | Price 24.08 | Shares 343
Sale 9 Aug 2018
Value US$86,784.32 | Price 24.08 | Shares 3,604
Sale 8 Aug 2018
Value US$27,907.80 | Price 24.10 | Shares 1,158
Sale 8 Aug 2018
Value US$9,109.80 | Price 24.10 | Shares 378
Sale 8 Aug 2018
Value US$95,484.20 | Price 24.10 | Shares 3,962
Sale 7 Aug 2018
Value US$11,795.08 | Price 24.37 | Shares 484
Sale 7 Aug 2018
Value US$3,850.46 | Price 24.37 | Shares 158
Sale 7 Aug 2018
Value US$40,405.46 | Price 24.37 | Shares 1,658
Buy 13 Jun 2017
Value US$20,010.00 | Price 20.01 | Shares 1,000
Planned buy 7 Apr 2017
Value US$91,697.07 | Price 13.33 | Shares 6,879
Planned buy 7 Apr 2017
Value US$352,591.83 | Price 13.33 | Shares 26,451
Planned buy 6 Apr 2017
Value US$50,698.53 | Price 12.93 | Shares 3,921
Planned buy 6 Apr 2017
Value US$194,971.47 | Price 12.93 | Shares 15,079
Planned buy 5 Apr 2017
Value US$49,766.48 | Price 12.58 | Shares 3,956
Planned buy 5 Apr 2017
Value US$191,354.38 | Price 12.58 | Shares 15,211
Planned buy 31 Mar 2017
Value US$231,840.00 | Price 12.88 | Shares 18,000
Planned buy 30 Mar 2017
Value US$333,285.00 | Price 13.07 | Shares 25,500
Planned buy 29 Mar 2017
Value US$353,388.27 | Price 12.27 | Shares 28,801
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-04-02 2026-04-01 S Sale
3.7
English Aron R.
Large shareholder
85,758 -43.2%
293.49
US$4,682,577 		85,758 -43.2% 293.49 US$4,682,577
2026-04-02 2026-03-31 S Sale
3.7
English Aron R.
Large shareholder
67,764 -1.7%
240.29
US$2,309,734 		67,764 -1.7% 240.29 US$2,309,734
2026-03-30 2026-03-30 S Sale
3.7
English Aron R.
Large shareholder
51,051 -8.9%
276.03
US$2,251,905 		51,051 -8.9% 276.03 US$2,251,905
2026-03-30 2026-03-27 S Sale
3.7
English Aron R.
Large shareholder
862 -0.1%
28.02
US$24,153 		862 -0.1% 28.02 US$24,153
2026-03-30 2026-03-26 S Sale
3.7
English Aron R.
Large shareholder
8,968 -0.8%
28.02
US$251,291 		8,968 -0.8% 28.02 US$251,291
2026-03-25 2026-03-25 S Sale
3.7
English Aron R.
Large shareholder
2,716 -0.3%
28.09
US$76,282 		2,716 -0.3% 28.09 US$76,282
2026-03-25 2026-03-24 S Sale
3.7
English Aron R.
Large shareholder
25,889 -2.3%
28.19
US$729,718 		25,889 -2.3% 28.19 US$729,718
2026-03-25 2026-03-23 S Sale
3.7
English Aron R.
Large shareholder
78,414 -6.6%
28.51
US$2,235,607 		78,414 -6.6% 28.51 US$2,235,607
2026-03-13 2026-03-13 PrS Proposed sale
1.4
Brian H. Kelly

Officer

Officer
1,400
27.24
US$38,136 		1,400 27.24 US$38,136
2026-03-11 2026-03-11 PrS Proposed sale
1.4
Brian H. Kelly

Officer

Officer
2,600
28.00
US$72,800 		2,600 28.00 US$72,800
2026-03-10 2026-03-10 PrS Proposed sale
1.4
Brian H. Kelly

Officer

Officer
1,400
28.50
US$39,900 		1,400 28.50 US$39,900
2026-03-06 2026-03-06 PrS Proposed sale
1.4
Brian H. Kelly

Officer

Officer
200
28.93
US$5,786 		200 28.93 US$5,786
2026-03-05 2026-03-05 PrS Proposed sale
1.4
Brian H. Kelly

Officer

Officer
100
29.50
US$2,950 		100 29.50 US$2,950
2026-03-06 2026-03-04 S Sale
3.7
English Aron R.
Large shareholder
5,124 -0.4%
31.99
US$163,907 		5,124 -0.4% 31.99 US$163,907
2025-12-12 2025-12-12 S Sale
3.7
English Aron R.
Large shareholder
13,512 -1.1%
26.79
US$361,926 		13,512 -1.1% 26.79 US$361,926
2025-12-12 2025-12-11 S Sale
3.7
English Aron R.
Large shareholder
34,025 -2.7%
26.79
US$911,669 		34,025 -2.7% 26.79 US$911,669
2025-12-10 2025-12-10 S Sale
3.7
English Aron R.
Large shareholder
11,248 -0.9%
26.83
US$301,823 		11,248 -0.9% 26.83 US$301,823
2025-12-10 2025-12-09 S Sale
3.7
English Aron R.
Large shareholder
4,800 -0.4%
26.93
US$129,240 		4,800 -0.4% 26.93 US$129,240
2025-12-10 2025-12-08 S Sale
3.7
English Aron R.
Large shareholder
9,765 -0.8%
27.28
US$266,363 		9,765 -0.8% 27.28 US$266,363
2025-12-02 2025-12-01 S Sale
3.7
English Aron R.
Large shareholder
101 -0.0%
26.82
US$2,708 		101 -0.0% 26.82 US$2,708
2025-12-02 2025-11-28 S Sale
3.7
English Aron R.
Large shareholder
1,307 -0.1%
27.09
US$35,401 		1,307 -0.1% 27.09 US$35,401
2025-11-25 2025-11-25 S Sale
3.7
English Aron R.
Large shareholder
1,725 -0.1%
26.94
US$46,467 		1,725 -0.1% 26.94 US$46,467
2025-11-25 2025-11-24 S Sale
3.7
English Aron R.
Large shareholder
27,003 -2.1%
26.84
US$724,644 		27,003 -2.1% 26.84 US$724,644
2025-11-25 2025-11-21 S Sale
3.7
English Aron R.
Large shareholder
3,412 -0.3%
27.03
US$92,222 		3,412 -0.3% 27.03 US$92,222
2025-11-18 2025-11-17 S Sale
3.7
English Aron R.
Large shareholder
400 -0.0%
27.00
US$10,800 		400 -0.0% 27.00 US$10,800
2025-11-18 2025-11-14 S Sale
3.7
English Aron R.
Large shareholder
2,247 -0.2%
27.00
US$60,669 		2,247 -0.2% 27.00 US$60,669
2025-11-13 2025-11-13 S Sale
3.7
English Aron R.
Large shareholder
1,600 -0.1%
27.00
US$43,203 		1,600 -0.1% 27.00 US$43,203
2025-11-13 2025-11-12 S Sale
3.7
English Aron R.
Large shareholder
3,368 -0.3%
27.06
US$91,153 		3,368 -0.3% 27.06 US$91,153
2025-12-12 2025-11-11 PrS Proposed sale
22NW Fund, LP

10% Stockholder

Large shareholder
104,374
28.10
US$2,932,909 		104,374 28.10 US$2,932,909
2025-12-12 2025-11-11 PrS Proposed sale
22NW Fund, LP

10% Stockholder

Large shareholder
27,026
28.10
US$759,431 		27,026 28.10 US$759,431
2025-11-13 2025-11-11 S Sale
3.7
English Aron R.
Large shareholder
2,749 -0.2%
27.52
US$75,649 		2,749 -0.2% 27.52 US$75,649
2025-11-13 2025-11-11 S Sale
3.7
English Aron R.
Large shareholder
4,813 -0.4%
28.17
US$135,606 		4,813 -0.4% 28.17 US$135,606
2025-11-10 2025-11-07 S Sale
1.4
Kelly Brian H

EVP and Sr. Advisor to the CEO

Officer
10,000 -11.2%
27.15
US$271,500 		10,000 -11.2% 27.15 US$271,500
2025-11-07 2025-11-07 PrS Proposed sale
1.4
Brian Kelly

Officer

Officer
10,000
27.10
US$271,000 		10,000 27.10 US$271,000
2024-08-12 2024-08-08 B Purchase
3.1
THALMAN WILLIAM M

EVP & CFO

Officer
2,500 +4.4%
16.79
US$41,975 		2,500 +4.4% 16.79 US$41,975
2024-08-12 2024-08-08 B Purchase
3.1
Friedman Brian Hunter

SVP, Chief Growth Officer

Officer
500 +2.6%
17.89
US$8,945 		500 +2.6% 17.89 US$8,945
2024-08-12 2024-08-08 B Purchase
4.1
REILLY SEAN M

Controller

Officer
617 +2.6%
16.47
US$10,162 		617 +2.6% 16.47 US$10,162
2024-08-12 2024-08-08 B Purchase
4.1
REILLY SEAN M

Controller

Officer
3 +0.0%
16.15
US$48 		3 +0.0% 16.15 US$48
2024-08-12 2024-08-08 B Purchase
3.2
Betler Raymond T
Non-Executive Director
954 +3.2%
17.97
US$17,144 		954 +3.2% 17.97 US$17,144
2024-08-12 2024-08-08 B Purchase
3.2
Betler Raymond T
Non-Executive Director
1,596 +5.6%
17.67
US$28,201 		1,596 +5.6% 17.67 US$28,201
2024-08-12 2024-08-08 B Purchase
3.2
Betler Raymond T
Non-Executive Director
2,450 +9.5%
17.46
US$42,766 		2,450 +9.5% 17.46 US$42,766
2023-05-19 2023-05-18 B Purchase
3.7
English Aron R.
Large shareholder
9,473 +0.7%
11.20
US$106,075 		9,473 +0.7% 11.20 US$106,075
2023-05-19 2023-05-18 B Purchase
3.3
Jones Alexander B
100 +8.5%
11.80
US$1,180 		100 +8.5% 11.80 US$1,180
2023-05-19 2023-05-18 B Purchase
3.3
Jones Alexander B
100 +9.3%
11.85
US$1,185 		100 +9.3% 11.85 US$1,185
2023-05-19 2023-05-17 B Purchase
3.7
English Aron R.
Large shareholder
22,202 +1.7%
10.76
US$238,953 		22,202 +1.7% 10.76 US$238,953
2023-05-15 2023-05-12 B Purchase
4.1
REILLY SEAN M

Controller

Officer
2,000 +12.1%
10.77
US$21,540 		2,000 +12.1% 10.77 US$21,540
2022-12-14 2022-12-12 B Purchase
4.1
REILLY SEAN M

Controller

Officer
600 +4.9%
9.10
US$5,460 		600 +4.9% 9.10 US$5,460
2022-12-14 2022-12-12 B Purchase
3.1
THALMAN WILLIAM M

Senior VP & CFO

Officer
2,000 +7.2%
9.21
US$18,420 		2,000 +7.2% 9.21 US$18,420
2022-09-14 2022-09-13 B Purchase
0.7
KASEL JOHN F

President & Chief Exec Officer

Executive Director
1,000 +1.2%
11.51
US$11,505 		1,000 +1.2% 11.51 US$11,505
2022-09-13 2022-09-12 B Purchase
3.1
THALMAN WILLIAM M

Senior VP & CFO

Officer
3,000 +12.1%
12.36
US$37,065 		3,000 +12.1% 12.36 US$37,065
2020-05-15 2020-05-14 B Purchase
3.0
Bauer Robert P

President and CEO

Executive Director
2,000 +50.0%
9.80
US$19,600 		2,000 +50.0% 9.80 US$19,600
2020-05-15 2020-05-14 B Purchase
3.0
Bauer Robert P

President and CEO

Executive Director
400 +0.3%
9.59
US$3,836 		400 +0.3% 9.59 US$3,836
2020-05-15 2020-05-13 B Purchase
3.0
Bauer Robert P

President and CEO

Executive Director
700 +0.5%
10.28
US$7,196 		700 +0.5% 10.28 US$7,196
2018-08-14 2018-08-10 S Sale Legion Partners Asset Management, LLC Large shareholder
528 -0.2%
24.02
US$12,683 		528 -0.2% 24.02 US$12,683
2018-08-14 2018-08-10 S Sale Legion Partners Asset Management, LLC Large shareholder
172 -0.2%
24.02
US$4,131 		172 -0.2% 24.02 US$4,131
2018-08-14 2018-08-10 S Sale Legion Partners Asset Management, LLC Large shareholder
1,806 -0.2%
24.02
US$43,380 		1,806 -0.2% 24.02 US$43,380
2018-08-09 2018-08-09 S Sale Legion Partners Asset Management, LLC Large shareholder
1,053 -0.3%
24.08
US$25,356 		1,053 -0.3% 24.08 US$25,356
2018-08-09 2018-08-09 S Sale Legion Partners Asset Management, LLC Large shareholder
343 -0.3%
24.08
US$8,259 		343 -0.3% 24.08 US$8,259
2018-08-09 2018-08-09 S Sale Legion Partners Asset Management, LLC Large shareholder
3,604 -0.3%
24.08
US$86,784 		3,604 -0.3% 24.08 US$86,784
2018-08-09 2018-08-08 S Sale Legion Partners Asset Management, LLC Large shareholder
1,158 -0.4%
24.10
US$27,908 		1,158 -0.4% 24.10 US$27,908
2018-08-09 2018-08-08 S Sale Legion Partners Asset Management, LLC Large shareholder
378 -0.4%
24.10
US$9,110 		378 -0.4% 24.10 US$9,110
2018-08-09 2018-08-08 S Sale Legion Partners Asset Management, LLC Large shareholder
3,962 -0.4%
24.10
US$95,484 		3,962 -0.4% 24.10 US$95,484
2018-08-09 2018-08-07 S Sale Legion Partners Asset Management, LLC Large shareholder
484 -0.1%
24.37
US$11,795 		484 -0.1% 24.37 US$11,795
2018-08-09 2018-08-07 S Sale Legion Partners Asset Management, LLC Large shareholder
158 -0.1%
24.37
US$3,850 		158 -0.1% 24.37 US$3,850
2018-08-09 2018-08-07 S Sale Legion Partners Asset Management, LLC Large shareholder
1,658 -0.1%
24.37
US$40,405 		1,658 -0.1% 24.37 US$40,405
2017-06-14 2017-06-13 B Purchase JUNGE DIRK
1,000 +10.5%
20.01
US$20,010 		1,000 +10.5% 20.01 US$20,010
2017-04-07 2017-04-07 PP Planned purchase Vizi Bradley Large shareholder
6,879 +2.1%
13.33
US$91,697 		6,879 +2.1% 13.33 US$91,697
2017-04-07 2017-04-07 PP Planned purchase Vizi Bradley Large shareholder
26,451 +2.4%
13.33
US$352,592 		26,451 +2.4% 13.33 US$352,592
2017-04-07 2017-04-06 PP Planned purchase Vizi Bradley Large shareholder
3,921 +1.2%
12.93
US$50,699 		3,921 +1.2% 12.93 US$50,699
2017-04-07 2017-04-06 PP Planned purchase Vizi Bradley Large shareholder
15,079 +1.4%
12.93
US$194,971 		15,079 +1.4% 12.93 US$194,971
2017-04-07 2017-04-05 PP Planned purchase Vizi Bradley Large shareholder
3,956 +1.2%
12.58
US$49,766 		3,956 +1.2% 12.58 US$49,766
2017-04-07 2017-04-05 PP Planned purchase Vizi Bradley Large shareholder
15,211 +1.4%
12.58
US$191,354 		15,211 +1.4% 12.58 US$191,354
2017-03-31 2017-03-31 PP Planned purchase Vizi Bradley Large shareholder
18,000 +1.7%
12.88
US$231,840 		18,000 +1.7% 12.88 US$231,840
2017-03-31 2017-03-30 PP Planned purchase Vizi Bradley Large shareholder
25,500 +2.4%
13.07
US$333,285 		25,500 +2.4% 13.07 US$333,285
2017-03-31 2017-03-29 PP Planned purchase Vizi Bradley Large shareholder
28,801 +2.8%
12.27
US$353,388 		28,801 +2.8% 12.27 US$353,388
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