Boulding Mark Elliott

Insider profile

Performance

Overall performance
3.3
Performance over holding periods
3.3
30 days 90 days 120 days
Average return -0% 8.2% 15.1%
Success rate 58% 68% 82%
Transactions
19 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Boulding Mark Elliott's trades of PTC Therapeutics Inc's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Transaction date
Planned sale
Price
438.72
Quantity 28,525 +29.5%
Value US$3,623,362
Transaction date
Proposed sale
Price
229.83
Quantity 52,935
Value US$3,115,678
Transaction date
Planned sale
Price
471.73
Quantity 60,846 -6.6%
Value US$4,475,956
Transaction date
Proposed sale
Price
64.16
Quantity 435
Value US$27,908
Transaction date
Planned sale
Price
64.03
Quantity 1,638 -1.5%
Value US$104,881
Transaction date
Proposed sale
Price
64.03
Quantity 1,638
Value US$104,883
Transaction date
Planned sale
Price
72.90
Quantity 969 -0.9%
Value US$70,640
Transaction date
Planned sale
Price
72.39
Quantity 1,844 -1.7%
Value US$133,487
Transaction date
Proposed sale
Price
71.70
Quantity 2,813
Value US$201,692
Transaction date
Planned sale
Price
86.38
Quantity 745 -0.7%
Value US$64,353
Transaction date
Planned sale
Price
85.84
Quantity 645 -0.6%
Value US$55,367
Transaction date
Planned sale
Price
84.41
Quantity 1,036 -1.0%
Value US$87,449
Transaction date
Planned sale
Price
83.10
Quantity 387 -0.4%
Value US$32,160
Transaction date
Planned sale
Price
86.38
Quantity 601 -0.6%
Value US$51,914
Transaction date
Planned sale
Price
85.84
Quantity 519 -0.5%
Value US$44,551
Transaction date
Planned sale
Price
84.41
Quantity 833 -0.8%
Value US$70,314
Transaction date
Planned sale
Price
83.10
Quantity 313 -0.3%
Value US$26,010
Transaction date
Proposed sale
Price
84.14
Quantity 5,079
Value US$427,322
Transaction date
Planned sale
Price
79.25
Quantity 309 -0.3%
Value US$24,488
Transaction date
Planned sale
Price
79.25
Quantity 309 -0.3%
Value US$24,488
Transaction date
Planned sale
Price
78.50
Quantity 1,703 -1.6%
Value US$133,686
Transaction date
Planned sale
Price
78.50
Quantity 1,703 -1.6%
Value US$133,686
Transaction date
Planned sale
Price
79.24
Quantity 1,850 -1.7%
Value US$146,594
Transaction date
Planned sale
Price
79.24
Quantity 1,850 -1.7%
Value US$146,594
Transaction date
Planned sale
Price
78.50
Quantity 6,600 -5.8%
Value US$518,100
Transaction date
Planned sale
Price
78.50
Quantity 6,600 -5.8%
Value US$518,100
Transaction date
Proposed sale
Price
78.65
Quantity 10,522
Value US$827,607
Transaction date
Planned sale
Price
72.67
Quantity 456 -0.4%
Value US$33,138
Transaction date
Planned sale
Price
72.08
Quantity 2,356 -2.2%
Value US$169,820
Transaction date
Proposed sale
Price
72.45
Quantity 2,812
Value US$203,729
Transaction date
Planned sale
Price
79.28
Quantity 600 -0.6%
Value US$47,568
Transaction date
Planned sale
Price
78.00
Quantity 200 -0.2%
Value US$15,600
Transaction date
Planned sale
Price
79.31
Quantity 1,900 -1.8%
Value US$150,689
Transaction date
Planned sale
Price
78.23
Quantity 840 -0.8%
Value US$65,713
Transaction date
Proposed sale
Price
78.97
Quantity 3,540
Value US$279,565
Transaction date
Planned sale
Price
69.75
Quantity 1,443 -1.4%
Value US$100,649
Transaction date
Planned sale
Price
68.91
Quantity 822 -0.8%
Value US$56,644
Transaction date
Proposed sale
Price
69.44
Quantity 2,265
Value US$157,283
Transaction date
Planned sale
Price
69.82
Quantity 590 -0.6%
Value US$41,194
Transaction date
Planned sale
Price
68.54
Quantity 212 -0.2%
Value US$14,530
Transaction date
Planned sale
Price
69.82
Quantity 1,629 -1.5%
Value US$113,737
Transaction date
Planned sale
Price
68.54
Quantity 588 -0.5%
Value US$40,302
Transaction date
Proposed sale
Price
68.57
Quantity 3,019
Value US$207,013
Transaction date
Sale
Price
69.36
Quantity 3,081 -2.8%
Value US$213,698
Transaction date
Proposed sale
Price
69.36
Quantity 3,081
Value US$213,688
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-10-13 2026-10-09
PlS Planned sale
28,525 +29.5%
438.72
US$3,623,362 		28,525 +29.5% 438.72 US$3,623,362
2026-10-09 2026-10-09
PrS Proposed sale
52,935
229.83
US$3,115,678 		52,935 229.83 US$3,115,678
2026-10-07 2026-10-06
PlS Planned sale
60,846 -6.6%
471.73
US$4,475,956 		60,846 -6.6% 471.73 US$4,475,956
2026-10-06 2026-10-06
PrS Proposed sale
435
64.16
US$27,908 		435 64.16 US$27,908
2026-10-07 2026-10-05
PlS Planned sale
1,638 -1.5%
64.03
US$104,881 		1,638 -1.5% 64.03 US$104,881
2026-10-05 2026-10-05
PrS Proposed sale
1,638
64.03
US$104,883 		1,638 64.03 US$104,883
2026-08-19 2026-08-17
PlS Planned sale
969 -0.9%
72.90
US$70,640 		969 -0.9% 72.90 US$70,640
2026-08-19 2026-08-17
PlS Planned sale
1,844 -1.7%
72.39
US$133,487 		1,844 -1.7% 72.39 US$133,487
2026-08-17 2026-08-17
PrS Proposed sale
2,813
71.70
US$201,692 		2,813 71.70 US$201,692
2026-07-08 2026-07-06
PlS Planned sale
745 -0.7%
86.38
US$64,353 		745 -0.7% 86.38 US$64,353
2026-07-08 2026-07-06
PlS Planned sale
645 -0.6%
85.84
US$55,367 		645 -0.6% 85.84 US$55,367
2026-07-08 2026-07-06
PlS Planned sale
1,036 -1.0%
84.41
US$87,449 		1,036 -1.0% 84.41 US$87,449
2026-07-08 2026-07-06
PlS Planned sale
387 -0.4%
83.10
US$32,160 		387 -0.4% 83.10 US$32,160
2026-07-08 2026-07-06
PlS Planned sale
601 -0.6%
86.38
US$51,914 		601 -0.6% 86.38 US$51,914
2026-07-08 2026-07-06
PlS Planned sale
519 -0.5%
85.84
US$44,551 		519 -0.5% 85.84 US$44,551
2026-07-08 2026-07-06
PlS Planned sale
833 -0.8%
84.41
US$70,314 		833 -0.8% 84.41 US$70,314
2026-07-08 2026-07-06
PlS Planned sale
313 -0.3%
83.10
US$26,010 		313 -0.3% 83.10 US$26,010
2026-07-06 2026-07-06
PrS Proposed sale
5,079
84.14
US$427,322 		5,079 84.14 US$427,322
2026-06-22 2026-06-17
PlS Planned sale
309 -0.3%
79.25
US$24,488 		309 -0.3% 79.25 US$24,488
2026-06-22 2026-06-17
PlS Planned sale
309 -0.3%
79.25
US$24,488 		309 -0.3% 79.25 US$24,488
2026-06-22 2026-06-17
PlS Planned sale
1,703 -1.6%
78.50
US$133,686 		1,703 -1.6% 78.50 US$133,686
2026-06-22 2026-06-17
PlS Planned sale
1,703 -1.6%
78.50
US$133,686 		1,703 -1.6% 78.50 US$133,686
2026-06-22 2026-06-17
PlS Planned sale
1,850 -1.7%
79.24
US$146,594 		1,850 -1.7% 79.24 US$146,594
2026-06-22 2026-06-17
PlS Planned sale
1,850 -1.7%
79.24
US$146,594 		1,850 -1.7% 79.24 US$146,594
2026-06-22 2026-06-17
PlS Planned sale
6,600 -5.8%
78.50
US$518,100 		6,600 -5.8% 78.50 US$518,100
2026-06-22 2026-06-17
PlS Planned sale
6,600 -5.8%
78.50
US$518,100 		6,600 -5.8% 78.50 US$518,100
2026-06-17 2026-06-17
PrS Proposed sale
10,522
78.65
US$827,607 		10,522 78.65 US$827,607
2026-05-19 2026-05-15
PlS Planned sale
456 -0.4%
72.67
US$33,138 		456 -0.4% 72.67 US$33,138
2026-05-19 2026-05-15
PlS Planned sale
2,356 -2.2%
72.08
US$169,820 		2,356 -2.2% 72.08 US$169,820
2026-05-15 2026-05-15
PrS Proposed sale
2,812
72.45
US$203,729 		2,812 72.45 US$203,729
2026-05-12 2026-05-08
PlS Planned sale
600 -0.6%
79.28
US$47,568 		600 -0.6% 79.28 US$47,568
2026-05-12 2026-05-08
PlS Planned sale
200 -0.2%
78.00
US$15,600 		200 -0.2% 78.00 US$15,600
2026-05-12 2026-05-08
PlS Planned sale
1,900 -1.8%
79.31
US$150,689 		1,900 -1.8% 79.31 US$150,689
2026-05-12 2026-05-08
PlS Planned sale
840 -0.8%
78.23
US$65,713 		840 -0.8% 78.23 US$65,713
2026-05-08 2026-05-08
PrS Proposed sale
3,540
78.97
US$279,565 		3,540 78.97 US$279,565
2026-04-08 2026-04-06
PlS Planned sale
1,443 -1.4%
69.75
US$100,649 		1,443 -1.4% 69.75 US$100,649
2026-04-08 2026-04-06
PlS Planned sale
822 -0.8%
68.91
US$56,644 		822 -0.8% 68.91 US$56,644
2026-04-06 2026-04-06
PrS Proposed sale
2,265
69.44
US$157,283 		2,265 69.44 US$157,283
2026-02-23 2026-02-19
PlS Planned sale
590 -0.6%
69.82
US$41,194 		590 -0.6% 69.82 US$41,194
2026-02-23 2026-02-19
PlS Planned sale
212 -0.2%
68.54
US$14,530 		212 -0.2% 68.54 US$14,530
2026-02-23 2026-02-19
PlS Planned sale
1,629 -1.5%
69.82
US$113,737 		1,629 -1.5% 69.82 US$113,737
2026-02-23 2026-02-19
PlS Planned sale
588 -0.5%
68.54
US$40,302 		588 -0.5% 68.54 US$40,302
2026-02-19 2026-02-19
PrS Proposed sale
3,019
68.57
US$207,013 		3,019 68.57 US$207,013
2026-02-19 2026-02-18
S Sale
3,081 -2.8%
69.36
US$213,698 		3,081 -2.8% 69.36 US$213,698
2026-02-18 2026-02-18
PrS Proposed sale
3,081
69.36
US$213,688 		3,081 69.36 US$213,688

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