PTC THERAPEUTICS, INC. (PTCT)
Data as of , from SEC Form 4 filings.
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About PTC THERAPEUTICS, INC. (PTCT)
PTC Therapeutics Inc is a biopharmaceutical company that discovers, develops and commercializes clinically differentiated medicines that provide benefits to children and adults living with rare disorders. Its diversified therapeutic portfolio that includes several commercial products and product candidates in various stages of development, including discovery, research and clinical stages, focused on the development of new treatments for multiple therapeutic areas for rare diseases relating to neurology and metabolism. The company views its operations and manages its business in one operating segment: life science, which is focused on the discovery, development and commercialization of the company's clinically differentiated medicines that provide benefits to patients with rare disorders.
- WARREN, NJ
- 991
- 2013
- XNAS
PTCT Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 25 | 119,870 | $8.31M |
| Grant or award | 4 | 11,213 | |
| Option exercise | 10 | 34,156 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
PTCT insider transactions (Form 4)
18085 Form 4 filings on record, the earliest from Dec 4, 2024, newest first. Filing history page 3 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Emma Reeve | Option exercise | Common Stock | 10,000 | $51.16 | $512K | |
| Emma Reeve | Open-market sale | Common Stock | 10,000 | $79.50 | $795K | |
| Emma Reeve | Option exercise | Stock Option (Right to Buy) | 10,000 | $0.00 | - | |
| Stephanie Okey | Gift | Common Stock | 867 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 2,812 | $25.69 | $72K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 1,843 | $75.64 footnote F2 | $139K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 777 | $76.53 footnote F3 | $59K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 192 | $77.18 footnote F4 | $15K | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 2,812 | $0.00 | - | |
| ||||||
| Emma Reeve | Option exercise | Common Stock | 7,333 | $46.54 | $341K | |
| Emma Reeve | Open-market sale | Common Stock | 7,333 | $74.50 | $546K | |
| Emma Reeve | Option exercise | Stock Option (Right to Buy) | 7,333 | $0.00 | - | |
| Emma Reeve | Open-market sale | Common Stock | 3,666 | $69.50 | $255K | |
| Emma Reeve | Option exercise | Common Stock | 12,000 | $38.10 | $457K | |
| Emma Reeve | Open-market sale | Common Stock | 12,000 | $69.50 | $834K | |
| Emma Reeve | Option exercise | Stock Option (Right to Buy) | 12,000 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 3,375 | $38.10 | $129K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 1,757 | $62.89 footnote F2 | $110K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 1,306 | $63.80 footnote F3 | $83K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 312 | $64.97 footnote F4 | $20K | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 3,375 | $0.00 | - | |
| ||||||
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 18,124 | $39.42 | $714K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 3,100 | $64.43 footnote F2 | $200K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 6,124 | $65.47 footnote F3 | $401K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 7,400 | $66.44 footnote F4 | $492K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 1,500 | $67.15 footnote F5 | $101K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 2,266 | $39.42 | $89K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 536 | $64.43 footnote F6 | $35K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 824 | $65.73 footnote F7 | $54K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 906 | $66.63 footnote F8 | $60K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 2,265 | $39.42 | $89K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 550 | $64.44 footnote F9 | $35K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 838 | $65.72 footnote F10 | $55K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 877 | $66.67 footnote F11 | $58K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 2,266 | $39.42 | $89K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 2,266 | $65.07 footnote F12 | $147K | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 18,124 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 2,266 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 2,265 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 2,266 | $0.00 | - | |
| ||||||
| Emma Reeve | Option exercise | Common Stock | 10,000 | $39.42 | $394K | |
| Emma Reeve | Open-market sale | Common Stock | 3,028 | $65.09 footnote F2 | $197K | |
| Emma Reeve | Open-market sale | Common Stock | 4,591 | $66.09 footnote F3 | $303K | |
| Emma Reeve | Open-market sale | Common Stock | 2,381 | $66.87 footnote F4 | $159K | |
| Emma Reeve | Option exercise | Common Stock | 6,912 | $33.02 | $228K | |
| Emma Reeve | Open-market sale | Common Stock | 2,163 | $65.02 footnote F5 | $141K | |
| Emma Reeve | Open-market sale | Common Stock | 3,149 | $66.11 footnote F6 | $208K | |
| Emma Reeve | Open-market sale | Common Stock | 1,600 | $66.93 footnote F7 | $107K | |
| Emma Reeve | Option exercise | Common Stock | 8,650 | $33.63 | $291K | |
| Emma Reeve | Open-market sale | Common Stock | 2,729 | $65.05 footnote F8 | $178K | |
| Emma Reeve | Open-market sale | Common Stock | 4,037 | $66.10 footnote F9 | $267K | |
| Emma Reeve | Open-market sale | Common Stock | 1,884 | $66.89 footnote F10 | $126K | |
| Emma Reeve | Option exercise | Stock Option (Right to Buy) | 10,000 | $0.00 | - | |
| Emma Reeve | Option exercise | Stock Option (Right to Buy) | 6,912 | $0.00 | - | |
| Emma Reeve | Option exercise | Stock Option (Right to Buy) | 8,650 | $0.00 | - | |
| ||||||
| Option exercise | Common Stock | 12,000 | $30.86 | $370K | ||
| Open-market sale | Common Stock | 12,000 | $65.00 | $780K | ||
| Option exercise | Stock Option (Right to Buy) | 12,000 | $0.00 | - | ||
| Neil Gregory Almstead - Officer | Option exercise | Common Stock | 3,442 | $30.86 | $106K | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 73 | $67.16 | $5K | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 1,609 | $65.46 footnote F3 | $105K | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 1,760 | $66.56 footnote F4 | $117K | |
| Neil Gregory Almstead - Officer | Option exercise | Common Stock | 51,558 | $30.86 | $1.59M | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 23,419 | $65.45 footnote F5 | $1.53M | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 23,863 | $66.45 footnote F6 | $1.59M | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 4,276 | $67.15 footnote F7 | $287K | |
| Neil Gregory Almstead - Officer | Option exercise | Stock Option (Right to Buy) | 3,442 | $0.00 | - | |
| Neil Gregory Almstead - Officer | Option exercise | Stock Option (Right to Buy) | 51,558 | $0.00 | - | |
| ||||||
| Emma Reeve | Open-market sale | Common Stock | 3,534 | $59.50 | $210K | |
| Emma Reeve | Open-market sale | Common Stock | 1,334 | $59.50 | $79K | |
| Emma Reeve | Option exercise | Common Stock | 10,000 | $25.69 | $257K | |
| Emma Reeve | Open-market sale | Common Stock | 10,000 | $59.50 | $595K | |
| Emma Reeve | Option exercise | Common Stock | 837 | $33.63 | $28K | |
| Emma Reeve | Open-market sale | Common Stock | 837 | $59.50 | $50K | |
| Emma Reeve | Option exercise | Stock Option (Right to Buy) | 10,000 | $0.00 | - | |
| Emma Reeve | Option exercise | Stock Option (Right to Buy) | 837 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 17,838 | $38.10 | $680K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 17,838 | $61.00 | $1.09M | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 2,356 | $38.10 | $90K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 2,356 | $61.00 | $144K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 2,470 | $38.10 | $94K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 2,470 | $61.00 | $151K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 22,661 | $38.10 | $863K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 22,117 | $61.33 | $1.36M | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 544 | $62.09 | $34K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 1,019 | $38.10 | $39K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 1,019 | $61.31 | $62K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 905 | $38.10 | $34K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 905 | $61.21 | $55K | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 17,838 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 2,356 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 2,470 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 22,661 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 1,019 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 905 | $0.00 | - | |
| David P. Southwell | Option exercise | Common Stock | 12,000 | $30.86 | $370K | |
| David P. Southwell | Open-market sale | Common Stock | 12,000 | $58.34 | $700K | |
| David P. Southwell | Option exercise | Stock Option (Right to Buy) | 12,000 | $0.00 | - | |
| Option exercise | Common Stock | 16,698 | $30.86 | $515K | ||
| Open-market sale | Common Stock | 16,698 | $56.94 | $951K | ||
| Option exercise | Common Stock | 6,017 | $11.23 | $68K | ||
| Open-market sale | Common Stock | 6,017 | $56.91 | $342K | ||
| Option exercise | Common Stock | 8,528 | $18.01 | $154K | ||
| Open-market sale | Common Stock | 8,528 | $56.92 | $485K | ||
| Option exercise | Common Stock | 3,713 | $30.86 | $115K | ||
| Open-market sale | Common Stock | 3,713 | $56.92 | $211K | ||
| Option exercise | Common Stock | 2,406 | $11.23 | $27K | ||
| Open-market sale | Common Stock | 2,406 | $56.92 | $137K | ||
| Option exercise | Common Stock | 1,238 | $11.32 | $14K | ||
| Open-market sale | Common Stock | 1,238 | $56.85 | $70K | ||
| Option exercise | Common Stock | 1,250 | $11.32 | $14K | ||
| Open-market sale | Common Stock | 1,250 | $56.86 | $71K | ||
| Option exercise | Stock Option (Right to Buy) | 16,698 | $0.00 | - | ||
| Option exercise | Stock Option (Right to Buy) | 6,017 | $0.00 | - | ||
| Option exercise | Stock Option (Right to Buy) | 8,528 | $0.00 | - | ||
| Option exercise | Stock Option (Right to Buy) | 3,713 | $0.00 | - | ||
| Option exercise | Stock Option (Right to Buy) | 2,406 | $0.00 | - | ||
| Option exercise | Stock Option (Right to Buy) | 1,238 | $0.00 | - | ||
| Option exercise | Stock Option (Right to Buy) | 1,250 | $0.00 | - | ||
| Open-market sale | Common Stock | 1,667 | $50.15 | $84K | ||
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 2,813 | $25.69 | $72K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 2,813 | $48.58 | $137K | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 2,813 | $0.00 | - | |
| Grant or award | Common Stock | 75,000 | $0.00 | - | ||
| Open-market sale | Common Stock | 10,739 | $51.74 | $556K | ||
| Open-market sale | Common Stock | 2,516 | $49.46 | $124K | ||
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 1,929 | $25.69 | $50K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 1,929 | $46.18 | $89K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 883 | $25.69 | $23K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 883 | $46.02 | $41K | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 1,929 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 883 | $0.00 | - | |
| Open-market sale | Common Stock | 2,804 | $48.74 | $137K | ||
| Lee Scott Golden - Officer | Open-market sale | Common Stock | 897 | $46.95 | $42K | |
| Neil Gregory Almstead - Officer | Option exercise | Common Stock | 2,594 | $51.00 | $132K | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 2,328 | $51.85 | $121K | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 266 | $52.73 | $14K | |
| Neil Gregory Almstead - Officer | Option exercise | Common Stock | 66,956 | $51.00 | $3.41M | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 58,345 | $51.97 | $3.03M | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 8,611 | $52.72 | $454K | |
| Neil Gregory Almstead - Officer | Option exercise | Common Stock | 2,060 | $51.00 | $105K | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 1,783 | $51.85 | $92K | |
| Neil Gregory Almstead - Officer | Open-market sale | Common Stock | 277 | $52.76 | $15K | |
| Neil Gregory Almstead - Officer | Option exercise | Stock Option (Right to Buy) | 2,594 | $0.00 | - | |
| Neil Gregory Almstead - Officer | Option exercise | Stock Option (Right to Buy) | 66,956 | $0.00 | - | |
| Neil Gregory Almstead - Officer | Option exercise | Stock Option (Right to Buy) | 2,060 | $0.00 | - | |
| Jerome B. Zeldis | Option exercise | Common Stock | 12,000 | $51.00 | $612K | |
| Jerome B. Zeldis | Open-market sale | Common Stock | 8,813 | $51.44 | $453K | |
| Jerome B. Zeldis | Open-market sale | Common Stock | 3,187 | $52.42 | $167K | |
| Jerome B. Zeldis | Option exercise | Common Stock | 12,000 | $30.86 | $370K | |
| Jerome B. Zeldis | Open-market sale | Common Stock | 5,699 | $50.52 | $288K | |
| Jerome B. Zeldis | Open-market sale | Common Stock | 2,634 | $51.43 | $135K | |
| Jerome B. Zeldis | Open-market sale | Common Stock | 3,667 | $52.39 | $192K | |
| Jerome B. Zeldis | Option exercise | Stock Option (Right to Buy) | 12,000 | $0.00 | - | |
| Jerome B. Zeldis | Option exercise | Stock Option (Right to Buy) | 12,000 | $0.00 | - | |
| Christine Marie Utter - Officer | Option exercise | Common Stock | 3,105 | $51.00 | $158K | |
| Christine Marie Utter - Officer | Open-market sale | Common Stock | 2,497 | $51.34 | $128K | |
| Christine Marie Utter - Officer | Open-market sale | Common Stock | 608 | $52.24 | $32K | |
| Christine Marie Utter - Officer | Option exercise | Common Stock | 14,695 | $51.00 | $749K | |
| Christine Marie Utter - Officer | Open-market sale | Common Stock | 9,919 | $51.53 | $511K | |
| Christine Marie Utter - Officer | Open-market sale | Common Stock | 4,776 | $52.45 | $251K | |
| Christine Marie Utter - Officer | Option exercise | Stock Option (Right to Buy) | 3,105 | $0.00 | - | |
| Christine Marie Utter - Officer | Option exercise | Stock Option (Right to Buy) | 14,695 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 1,960 | $51.00 | $100K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 1,960 | $52.17 | $102K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 83,640 | $51.00 | $4.27M | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 83,640 | $52.26 | $4.37M | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 600 | $33.02 | $20K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 600 | $53.04 | $32K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 7,720 | $33.02 | $255K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 6,315 | $53.14 | $336K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 1,405 | $54.05 | $76K | |
| Mark Elliott Boulding - Officer | Option exercise | Common Stock | 1,988 | $33.02 | $66K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 1,900 | $53.13 | $101K | |
| Mark Elliott Boulding - Officer | Open-market sale | Common Stock | 88 | $54.14 | $5K | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 1,960 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 83,640 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 600 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 7,720 | $0.00 | - | |
| Mark Elliott Boulding - Officer | Option exercise | Stock Option (Right to Buy) | 1,988 | $0.00 | - | |
Recent PTCT Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Boulding Mark Elliott | Officer | 192 | $12K | View on EDGAR | |
| Section Six Partners, L.P. | Affiliate of Director | 10,000 |
PTCT insider trading FAQ
What is the latest insider trade for PTCT?
PTC THERAPEUTICS, INC. (PTCT) had 11 insider filings in the last 90 days, with the most recent on 2026-10-13. The full record for PTCT runs to 85 Form 4 filings, the earliest from 2024-12-04. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying PTCT stock?
No insider purchases of PTCT were filed in the last 90 days.
How many insiders are selling PTCT stock?
25 insider sales of PTCT were filed in the last 90 days, totaling $8.31M.
Where can I see PTCT SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects PTCT Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Mark Elliott Boulding view on EDGAR
- - Michael Schmertzler view on EDGAR
- - Mark Elliott Boulding view on EDGAR
- - Glenn Jr Md Phd Steele view on EDGAR
- - Michael Schmertzler view on EDGAR
- - Michael Schmertzler view on EDGAR
- - Michael Schmertzler view on EDGAR
- - Michael Schmertzler view on EDGAR
- - Mark Elliott Boulding view on EDGAR
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Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where PTCT's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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