Almstead Neil Gregory — Insider Trades & Holdings | InsiderBid

Almstead Neil Gregory

Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗

Lifetime net: -$26M

Positions by company

Reported holding is the most recent post-transaction share count on a Table I row.

Every company this insider has reported trading in, with the value bought and sold at each and the date they last traded.
Ticker	Company	Bought	Sold	Net	Shares held	Last trade
PTCT	Ptc Therapeutics, INC.	$0	$26M	-$26M	60,299	Jul 9

Ptc Therapeutics, INC.

-$26M

Bought

$0

Sold

$26M

Held

60,299

Filing record

How quickly this filer reports. Section 16 allows two business days from the transaction.

All 14 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Trade history

The 115 most recent Form 4 transactions.

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Ticker	Company	Type	Shares	Price	Value	Δ Own	Filing
Jul 9	PTCT	Ptc Therapeutics, INC.	MEXER◷◆	2,464	—	—	—	Open the original filing on SEC.gov
Jul 9	PTCT	Ptc Therapeutics, INC.	SSELL◷	2,464	$90.25	$222.4K

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jul 9

2,464 sh

PTCTSSELL◷$222.4K

Ptc Therapeutics, INC.Jul 9

2,464 sh @ $90.25 · -3.9% own

PTCTMEXER◷$114.7K

Ptc Therapeutics, INC.Jul 9

2,464 sh @ $46.54 · +4.1% own

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jul 7

24,613 sh

PTCTSSELL◷$830.7K

Ptc Therapeutics, INC.Jul 7

9,288 sh @ $89.44 · -13.4% own

PTCTSSELL◷$1M

Ptc Therapeutics, INC.Jul 7

11,369 sh @ $89.03 · -14.0% own

PTCTSSELL◷$344.8K

Ptc Therapeutics, INC.Jul 7

3,956 sh @ $87.17 · -4.7% own

PTCTMEXER◷$970.2K

Ptc Therapeutics, INC.Jul 7

24,613 sh @ $39.42 · +40.8% own

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jul 6

2,474 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jul 6

18,876 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jul 6

811 sh

PTCTSSELL◷$215.3K

Ptc Therapeutics, INC.Jul 6

2,474 sh @ $87.03 · -3.9% own

PTCTMEXER◷$97.5K

Ptc Therapeutics, INC.Jul 6

2,474 sh @ $39.42 · +4.1% own

PTCTSSELL◷$871K

Ptc Therapeutics, INC.Jul 6

10,090 sh @ $86.32 · -14.3% own

PTCTSSELL◷$749.9K

Ptc Therapeutics, INC.Jul 6

8,786 sh @ $85.35 · -11.1% own

PTCTMEXER◷$719.2K

Ptc Therapeutics, INC.Jul 6

18,876 sh @ $38.10 · +31.3% own

PTCTSSELL◷$33.2K

Ptc Therapeutics, INC.Jul 6

385 sh @ $86.34 · -0.6% own

PTCTSSELL◷$36.3K

Ptc Therapeutics, INC.Jul 6

426 sh @ $85.28 · -0.7% own

PTCTMEXER◷$30.9K

Ptc Therapeutics, INC.Jul 6

811 sh @ $38.10 · +1.3% own

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jun 26

7,718 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jun 26

412 sh

PTCTSSELL◷$658K

Ptc Therapeutics, INC.Jun 26

7,718 sh @ $85.26 · -11.4% own

PTCTMEXER◷$294.1K

Ptc Therapeutics, INC.Jun 26

7,718 sh @ $38.10 · +12.8% own

PTCTSSELL◷$35.1K

Ptc Therapeutics, INC.Jun 26

412 sh @ $85.23 · -0.7% own

PTCTMEXER◷$15.7K

Ptc Therapeutics, INC.Jun 26

412 sh @ $38.10 · +0.7% own

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jun 25

100 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jun 25

19,859 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jun 25

1,001 sh

PTCTSSELL◷$8.7K

Ptc Therapeutics, INC.Jun 25

100 sh @ $87.00 · -0.2% own

PTCTMEXER◷$3.9K

Ptc Therapeutics, INC.Jun 25

100 sh @ $39.42 · +0.2% own

PTCTSSELL◷$980.8K

Ptc Therapeutics, INC.Jun 25

11,337 sh @ $86.51 · -15.9% own

PTCTSSELL◷$726.6K

Ptc Therapeutics, INC.Jun 25

8,522 sh @ $85.26 · -10.7% own

PTCTMEXER◷$756.6K

Ptc Therapeutics, INC.Jun 25

19,859 sh @ $38.10 · +33.0% own

PTCTSSELL◷$36.2K

Ptc Therapeutics, INC.Jun 25

419 sh @ $86.39 · -0.7% own

PTCTSSELL◷$49.6K

Ptc Therapeutics, INC.Jun 25

582 sh @ $85.24 · -0.9% own

PTCTMEXER◷$38.1K

Ptc Therapeutics, INC.Jun 25

1,001 sh @ $38.10 · +1.7% own

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jun 24

4,922 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jun 24

401 sh

PTCTSSELL◷$418.5K

Ptc Therapeutics, INC.Jun 24

4,922 sh @ $85.03 · -7.6% own

PTCTMEXER◷$187.5K

Ptc Therapeutics, INC.Jun 24

4,922 sh @ $38.10 · +8.2% own

PTCTSSELL◷$34.1K

Ptc Therapeutics, INC.Jun 24

401 sh @ $85.01 · -0.7% own

PTCTMEXER◷$15.3K

Ptc Therapeutics, INC.Jun 24

401 sh @ $38.10 · +0.7% own

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Jun 22

23,749 sh

PTCTSSELL◷$943.6K

Ptc Therapeutics, INC.Jun 22

11,619 sh @ $81.21 · -16.2% own

PTCTSSELL◷$977.8K

Ptc Therapeutics, INC.Jun 22

12,130 sh @ $80.61 · -14.5% own

PTCTMEXER◷$610.1K

Ptc Therapeutics, INC.Jun 22

23,749 sh @ $25.69 · +39.5% own

PTCTSSELL◷$5.6K

Ptc Therapeutics, INC.Apr 1

80 sh @ $70.30 · -0.1% own

PTCTSSELL◷$870.8K

Ptc Therapeutics, INC.Apr 1

12,530 sh @ $69.50 · -17.2% own

PTCTSSELL◷$2.7M

Ptc Therapeutics, INC.Apr 1

39,393 sh @ $68.89 · -35.1% own

PTCTSSELL◷$252.8K

Ptc Therapeutics, INC.Mar 5

3,989 sh @ $63.38 · -59.3% own

PTCTSSELL◷$4.5K

Ptc Therapeutics, INC.Feb 18

65 sh @ $69.36 · -1.0% own

PTCTSSELL◷$212K

Ptc Therapeutics, INC.Feb 18

3,056 sh @ $69.36 · -2.6% own

PTCTSSELL◷$4.5K

Ptc Therapeutics, INC.Jan 8

59 sh @ $76.45 · -0.9% own

PTCTSSELL◷$67.4K

Ptc Therapeutics, INC.Jan 8

881 sh @ $76.45 · -0.8% own

PTCTSSELL◷$4K

Ptc Therapeutics, INC.Jan 7

52 sh @ $77.48 · -0.8% own

PTCTSSELL◷$79.5K

Ptc Therapeutics, INC.Jan 7

1,026 sh @ $77.48 · -0.9% own

PTCTSSELL◷$4.2K

Ptc Therapeutics, INC.Jan 6

54 sh @ $76.95 · -0.8% own

PTCTSSELL◷$98.4K

Ptc Therapeutics, INC.Jan 6

1,279 sh @ $76.95 · -1.1% own

PTCTAGRANT◆—

Ptc Therapeutics, INC.Jan 2

43,750 sh

PTCTAGRANT—

Ptc Therapeutics, INC.Jan 2

520 sh · +8.1% own

PTCTAGRANT—

Ptc Therapeutics, INC.Jan 2

17,500 sh · +17.3% own

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Nov 25, 2025

11,399 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Nov 25, 2025

47,624 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Nov 25, 2025

8,410 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Nov 25, 2025

2,020 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Nov 25, 2025

2,475 sh

PTCTSSELL◷$17.1K

Ptc Therapeutics, INC.Nov 25, 2025

200 sh @ $85.34 · -0.2% own

PTCTSSELL◷$221.6K

Ptc Therapeutics, INC.Nov 25, 2025

2,621 sh @ $84.54 · -2.5% own

PTCTSSELL◷$403.1K

Ptc Therapeutics, INC.Nov 25, 2025

4,834 sh @ $83.39 · -4.5% own

PTCTSSELL◷$309.3K

Ptc Therapeutics, INC.Nov 25, 2025

3,744 sh @ $82.61 · -3.3% own

PTCTMEXER◷$376.4K

Ptc Therapeutics, INC.Nov 25, 2025

11,399 sh @ $33.02 · +11.3% own

PTCTSSELL◷$263.5K

Ptc Therapeutics, INC.Nov 25, 2025

3,095 sh @ $85.15 · -3.0% own

PTCTSSELL◷$774.2K

Ptc Therapeutics, INC.Nov 25, 2025

9,171 sh @ $84.42 · -8.1% own

PTCTSSELL◷$1.8M

Ptc Therapeutics, INC.Nov 25, 2025

21,844 sh @ $83.33 · -16.2% own

PTCTSSELL◷$1.1M

Ptc Therapeutics, INC.Nov 25, 2025

13,514 sh @ $82.55 · -9.1% own

PTCTMEXER◷$1.6M

Ptc Therapeutics, INC.Nov 25, 2025

47,624 sh @ $33.02 · +47.3% own

PTCTSSELL◷$17.1K

Ptc Therapeutics, INC.Nov 25, 2025

200 sh @ $85.37 · -0.2% own

PTCTSSELL◷$148.6K

Ptc Therapeutics, INC.Nov 25, 2025

1,757 sh @ $84.56 · -1.7% own

PTCTSSELL◷$305.5K

Ptc Therapeutics, INC.Nov 25, 2025

3,663 sh @ $83.41 · -3.5% own

PTCTSSELL◷$231.1K

Ptc Therapeutics, INC.Nov 25, 2025

2,790 sh @ $82.82 · -2.6% own

PTCTMEXER◷$151.5K

Ptc Therapeutics, INC.Nov 25, 2025

8,410 sh @ $18.01 · +8.4% own

PTCTSSELL◷$15.3K

Ptc Therapeutics, INC.Nov 25, 2025

180 sh @ $85.17 · -0.2% own

PTCTSSELL◷$24.5K

Ptc Therapeutics, INC.Nov 25, 2025

289 sh @ $84.61 · -0.3% own

PTCTSSELL◷$71.8K

Ptc Therapeutics, INC.Nov 25, 2025

862 sh @ $83.35 · -0.9% own

PTCTSSELL◷$56.9K

Ptc Therapeutics, INC.Nov 25, 2025

689 sh @ $82.63 · -0.7% own

PTCTMEXER◷$66.7K

Ptc Therapeutics, INC.Nov 25, 2025

2,020 sh @ $33.02 · +2.0% own

PTCTSSELL◷$48.6K

Ptc Therapeutics, INC.Nov 25, 2025

574 sh @ $84.67 · -0.6% own

PTCTSSELL◷$82.6K

Ptc Therapeutics, INC.Nov 25, 2025

990 sh @ $83.44 · -1.0% own

PTCTSSELL◷$75.3K

Ptc Therapeutics, INC.Nov 25, 2025

911 sh @ $82.63 · -0.9% own

PTCTMEXER◷$44.6K

Ptc Therapeutics, INC.Nov 25, 2025

2,475 sh @ $18.01 · +2.5% own

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Nov 24, 2025

6,101 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Nov 24, 2025

21,206 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Nov 24, 2025

4,715 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Nov 24, 2025

1,650 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Nov 24, 2025

1,900 sh

PTCTSSELL◷$489.1K

Ptc Therapeutics, INC.Nov 24, 2025

6,101 sh @ $80.17 · -5.7% own

PTCTMEXER◷$201.5K

Ptc Therapeutics, INC.Nov 24, 2025

6,101 sh @ $33.02 · +6.1% own

PTCTSSELL◷$1.7M

Ptc Therapeutics, INC.Nov 24, 2025

21,206 sh @ $80.19 · -17.4% own

PTCTMEXER◷$700.2K

Ptc Therapeutics, INC.Nov 24, 2025

21,206 sh @ $33.02 · +21.1% own

PTCTSSELL◷$377.9K

Ptc Therapeutics, INC.Nov 24, 2025

4,715 sh @ $80.15 · -4.5% own

PTCTMEXER◷$84.9K

Ptc Therapeutics, INC.Nov 24, 2025

4,715 sh @ $18.01 · +4.7% own

PTCTSSELL◷$132.2K

Ptc Therapeutics, INC.Nov 24, 2025

1,650 sh @ $80.14 · -1.6% own

PTCTMEXER◷$54.5K

Ptc Therapeutics, INC.Nov 24, 2025

1,650 sh @ $33.02 · +1.6% own

PTCTSSELL◷$152.3K

Ptc Therapeutics, INC.Nov 24, 2025

1,900 sh @ $80.14 · -1.8% own

PTCTMEXER◷$34.2K

Ptc Therapeutics, INC.Nov 24, 2025

1,900 sh @ $18.01 · +1.9% own

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Oct 3, 2025

51,558 sh

PTCTMEXER◷◆—

Ptc Therapeutics, INC.Oct 3, 2025

3,442 sh

PTCTSSELL◷$287.1K

Ptc Therapeutics, INC.Oct 3, 2025

4,276 sh @ $67.15 · -4.1% own

PTCTSSELL◷$1.6M

Ptc Therapeutics, INC.Oct 3, 2025

23,863 sh @ $66.45 · -18.5% own

PTCTSSELL◷$1.5M

Ptc Therapeutics, INC.Oct 3, 2025

23,419 sh @ $65.45 · -15.4% own

PTCTMEXER◷$1.6M

Ptc Therapeutics, INC.Oct 3, 2025

51,558 sh @ $30.86 · +51.2% own

PTCTSSELL◷$4.9K

Ptc Therapeutics, INC.Oct 3, 2025

73 sh @ $67.16 · <0.1% own

PTCTSSELL◷$117.1K

Ptc Therapeutics, INC.Oct 3, 2025

1,760 sh @ $66.56 · -1.7% own

PTCTSSELL◷$105.3K

Ptc Therapeutics, INC.Oct 3, 2025

1,609 sh @ $65.46 · -1.6% own

PTCTMEXER◷$106.2K

Ptc Therapeutics, INC.Oct 3, 2025

3,442 sh @ $30.86 · +3.4% own