Issued 2026-09-16 at $67.59 · now $67.59 (2026-09-16, +0.0% since)
Based on its own history, a month from the 2026-09-16 close, PTCT has typically landed between $53.57 and $84.32 — a range of −20.7% to +24.7% from the issuance price $67.59.
- Actual close
- Typical path (median)
- Middle 50% of outcomes
- 90% range
3,307 overlapping 1 month windows · 2013-06-20 – 2026-08-17 · basis climatology · forecast (batch). Probability up 53.9% (90% CI 51.7–56.1%, ≈1,408 obs).
The cone is anchored at the 2026-09-16 issuance close ($67.59) — the price the forecast resolves against on 2026-10-15, not the latest close. The drawn path shape is illustrative (bands widen with √t); every labeled number is real — the anchor, the scored batch p90/IQR endpoints, and the typical move.
Where PTCT has typically landed a month from the 2026-09-16 close of $67.59 — the range is history, not a prediction.
- now $67.59 (+0.0%)
- typicalThe typical outcome — half of similar past periods did better and half did worse (not an average, so a few wild periods don't skew it). $68.87 (+1.9%)
- middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $62.66–$75.07
- 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $53.57–$84.32
Actual 1-month windows behind the coneiEvery overlapping 1-month window in this security's own price history was ranked by realized return; shown are the 3 worst and 3 best of 3,307 windows spanning 2013-06-20 to 2026-09-16. Not cherry-picked — these are the extremes of the full sample. Max drop / max rise are the deepest and highest points reached within each window. See /methodology.
| Start | Return | Max drop | Max rise |
|---|---|---|---|
| 3 worst | |||
| 2016-02-16 | −80.3% | −80.4% | +6.5% |
| 2016-02-17 | −80.1% | −81.6% | +0.0% |
| 2016-02-22 | −80.0% | −80.6% | +0.0% |
| 3 best | |||
| 2016-11-03 | +192.4% | +0.0% | +201.7% |
| 2016-11-08 | +144.6% | +0.0% | +145.9% |
| 2016-11-04 | +141.4% | +0.0% | +152.8% |
3,307 overlapping windows · 2013-06-20 – 2026-09-16 · not cherry-picked
Seasonality · by month iHow this security has tended to do in each calendar month historically — a frequency, never a prediction.
iFor each calendar month, the share of years this security closed higher than the month before, and the average month-over-month return, over ~14 years of its own price history. Cells are shaded by average return. This is historical frequency, not a prediction — no month is a signal.Jan
62%
+9.3%
n=13
Feb
54%
+0.2%
n=13
Mar
38%
−6.7%
n=13
Apr
46%
+2.0%
n=13
May
54%
+3.1%
n=13
Jun
62%
+5.6%
n=13
Jul
64%
+1.4%
n=14
Aug
71%
+6.0%
n=14
Sep
50%
+3.4%
n=14
Oct
38%
−7.5%
n=13
Nov
69%
+13.4%
n=13
Dec
62%
+3.1%
n=13
Up-frequency and average month-over-month return · historical frequency, not a prediction
Reported insider & political trades
Every Form 4 the people closest to this company have filed with the SEC — plotted against the share price, aggregated by month, and shown with the gap between when each trade happened and when it was disclosed. A public record, not advice.
| Date | Person | Role | Action | Shares @ price | Value | Ownership Δ | vs S&P 1m | vs S&P 6m | Owned after | Filing |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-10 | SCHMERTZLER MICHAEL | director | Sale | 10,000 @ $67.34 | $673K | −0.8% of holding | not yet — horizon still open | not yet — horizon still open | 1,316,594 | Form 4 · filed 1 day after the trade |
| 2026-09-09 | SCHMERTZLER MICHAEL | director | Sale | 9,428 @ $67.79 | $639K | −0.7% of holding | not yet — horizon still open | not yet — horizon still open | 1,327,166 | Form 4 · filed 2 days after the trade |
| 2026-09-09 | SCHMERTZLER MICHAEL | director | Sale | 572 @ $68.67 | $39K | −0.0% of holding | not yet — horizon still open | not yet — horizon still open | 1,326,594 | Form 4 · filed 2 days after the trade |
| 2026-08-27 | SCHMERTZLER MICHAEL | director | Sale | 11,890 @ $71.55 | $851K | −0.9% of holding | not yet — horizon still open | not yet — horizon still open | 1,337,204 | Form 4 · filed 1 day after the trade |
| 2026-08-27 | SCHMERTZLER MICHAEL | director | Sale | 610 @ $72.22 | $44K | −0.0% of holding | not yet — horizon still open | not yet — horizon still open | 1,336,594 | Form 4 · filed 1 day after the trade |
| 2026-08-26 | SCHMERTZLER MICHAEL | director | Sale | 6,874 @ $72.74 | $500K | −0.5% of holding | not yet — horizon still open | not yet — horizon still open | 1,354,720 | Form 4 · filed 2 days after the trade |
| 2026-08-26 | SCHMERTZLER MICHAEL | director | Sale | 5,626 @ $73.18 | $412K | −0.4% of holding | not yet — horizon still open | not yet — horizon still open | 1,349,094 | Form 4 · filed 2 days after the trade |
| 2026-08-20 | SCHMERTZLER MICHAEL | director | Sale | 9,419 @ $70.78 | $667K | −0.7% of holding | not yet — horizon still open | not yet — horizon still open | 1,364,675 | Form 4 · filed 1 day after the trade |
| 2026-08-20 | SCHMERTZLER MICHAEL | director | Sale | 2,390 @ $71.88 | $172K | −0.2% of holding | not yet — horizon still open | not yet — horizon still open | 1,362,285 | Form 4 · filed 1 day after the trade |
| 2026-08-20 | SCHMERTZLER MICHAEL | director | Sale | 691 @ $72.92 | $50K | −0.1% of holding | not yet — horizon still open | not yet — horizon still open | 1,361,594 | Form 4 · filed 1 day after the trade |
| 2026-08-19 | SCHMERTZLER MICHAEL | director | Sale | 7,165 @ $73.67 | $528K | −0.5% of holding | not yet — horizon still open | not yet — horizon still open | 1,374,094 | Form 4 · filed 2 days after the trade |
| 2026-08-19 | SCHMERTZLER MICHAEL | director | Sale | 5,335 @ $72.86 | $389K | −0.4% of holding | not yet — horizon still open | not yet — horizon still open | 1,381,259 | Form 4 · filed 2 days after the trade |
| 2026-08-17 | Boulding Mark Elliott | officer | Sale | 1,844 @ $72.39 | $133K | −1.7% of holding | −4.8% | not yet — horizon still open | 106,241 | Form 4 · filed 2 days after the trade |
| 2026-08-17 | Boulding Mark Elliott | officer | Sale | 969 @ $72.90 | $71K | −0.9% of holding | −4.8% | not yet — horizon still open | 105,272 | Form 4 · filed 2 days after the trade |
| 2026-08-04 | Klein Matthew B. | director | Sale | 10,292 @ $68.57 | $706K | −2.6% of holding | +4.7% | not yet — horizon still open | 383,868 | Form 4 · filed 2 days after the trade |
| 2026-07-14 | Gravier Pierre | director | Sale | 3,494 @ $80.35 | $281K | −4.0% of holding | −9.7% | not yet — horizon still open | 83,986 | Form 4 · filed 2 days after the trade |
| 2026-07-09 | Smith Mary L. | director | Sale | 10,000 @ $90.00 | $900K | −31.4% of holding | −21.0% | not yet — horizon still open | 21,813 | Form 4 · filed 4 days after the trade |
| 2026-07-09 | Smith Mary L. | director | Sale | 5,834 @ $90.00 | $525K | −21.1% of holding | −21.0% | not yet — horizon still open | 21,813 | Form 4 · filed 4 days after the trade |
| 2026-07-09 | Almstead Neil Gregory | officer | Sale | 2,464 @ $90.25 | $222K | −3.9% of holding | −21.0% | not yet — horizon still open | 60,299 | Form 4 · filed 4 days after the trade |
| 2026-07-07 | Almstead Neil Gregory | officer | Sale | 11,369 @ $89.03 | $1.0M | −14.0% of holding | −25.4% | not yet — horizon still open | 69,587 | Form 4 · filed 1 day after the trade |
| 2026-07-07 | Almstead Neil Gregory | officer | Sale | 9,288 @ $89.44 | $831K | −13.3% of holding | −25.4% | not yet — horizon still open | 60,299 | Form 4 · filed 1 day after the trade |
| 2026-07-07 | Almstead Neil Gregory | officer | Sale | 3,956 @ $87.17 | $345K | −4.7% of holding | −25.4% | not yet — horizon still open | 80,956 | Form 4 · filed 1 day after the trade |
| 2026-07-06 | Almstead Neil Gregory | officer | Sale | 10,090 @ $86.32 | $871K | −14.3% of holding | −21.8% | not yet — horizon still open | 60,299 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Almstead Neil Gregory | officer | Sale | 8,786 @ $85.35 | $750K | −11.1% of holding | −21.8% | not yet — horizon still open | 70,389 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Almstead Neil Gregory | officer | Sale | 2,474 @ $87.03 | $215K | −3.9% of holding | −21.8% | not yet — horizon still open | 60,299 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Boulding Mark Elliott | officer | Sale | 1,036 @ $84.41 | $87K | −1.0% of holding | −21.8% | not yet — horizon still open | 106,662 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Boulding Mark Elliott | officer | Sale | 833 @ $84.41 | $70K | −0.8% of holding | −21.8% | not yet — horizon still open | 106,392 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Boulding Mark Elliott | officer | Sale | 745 @ $86.38 | $64K | −0.7% of holding | −21.8% | not yet — horizon still open | 105,272 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Boulding Mark Elliott | officer | Sale | 645 @ $85.84 | $55K | −0.6% of holding | −21.8% | not yet — horizon still open | 106,017 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Boulding Mark Elliott | officer | Sale | 601 @ $86.38 | $52K | −0.6% of holding | −21.8% | not yet — horizon still open | 105,272 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Boulding Mark Elliott | officer | Sale | 519 @ $85.84 | $45K | −0.5% of holding | −21.8% | not yet — horizon still open | 105,873 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Almstead Neil Gregory | officer | Sale | 426 @ $85.28 | $36K | −0.7% of holding | −21.8% | not yet — horizon still open | 60,684 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Almstead Neil Gregory | officer | Sale | 385 @ $86.34 | $33K | −0.6% of holding | −21.8% | not yet — horizon still open | 60,299 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Boulding Mark Elliott | officer | Sale | 387 @ $83.10 | $32K | −0.4% of holding | −21.8% | not yet — horizon still open | 107,698 | Form 4 · filed 2 days after the trade |
| 2026-07-06 | Boulding Mark Elliott | officer | Sale | 313 @ $83.10 | $26K | −0.3% of holding | −21.8% | not yet — horizon still open | 107,225 | Form 4 · filed 2 days after the trade |
| 2026-06-26 | Almstead Neil Gregory | officer | Sale | 7,718 @ $85.26 | $658K | −11.4% of holding | −12.3% | not yet — horizon still open | 60,137 | Form 4 · filed 4 days after the trade |
| 2026-06-26 | Almstead Neil Gregory | officer | Sale | 412 @ $85.23 | $35K | −0.7% of holding | −12.3% | not yet — horizon still open | 60,137 | Form 4 · filed 4 days after the trade |
| 2026-06-25 | Almstead Neil Gregory | officer | Sale | 11,337 @ $86.51 | $981K | −15.9% of holding | −11.0% | not yet — horizon still open | 60,137 | Form 4 · filed 1 day after the trade |
| 2026-06-25 | Almstead Neil Gregory | officer | Sale | 8,522 @ $85.26 | $727K | −10.7% of holding | −11.0% | not yet — horizon still open | 71,474 | Form 4 · filed 1 day after the trade |
| 2026-06-25 | Almstead Neil Gregory | officer | Sale | 582 @ $85.24 | $50K | −1.0% of holding | −11.0% | not yet — horizon still open | 60,556 | Form 4 · filed 1 day after the trade |
| 2026-06-25 | Almstead Neil Gregory | officer | Sale | 419 @ $86.39 | $36K | −0.7% of holding | −11.0% | not yet — horizon still open | 60,137 | Form 4 · filed 1 day after the trade |
| 2026-06-25 | Almstead Neil Gregory | officer | Sale | 100 @ $87.00 | $9K | −0.2% of holding | −11.0% | not yet — horizon still open | 60,137 | Form 4 · filed 1 day after the trade |
| 2026-06-24 | Almstead Neil Gregory | officer | Sale | 4,922 @ $85.03 | $419K | −7.6% of holding | −9.8% | not yet — horizon still open | 60,137 | Form 4 · filed 2 days after the trade |
| 2026-06-24 | Almstead Neil Gregory | officer | Sale | 401 @ $85.01 | $34K | −0.7% of holding | −9.8% | not yet — horizon still open | 60,137 | Form 4 · filed 2 days after the trade |
| 2026-06-22 | Almstead Neil Gregory | officer | Sale | 12,130 @ $80.61 | $978K | −14.5% of holding | −3.6% | not yet — horizon still open | 71,756 | Form 4 · filed 2 days after the trade |
| 2026-06-22 | Almstead Neil Gregory | officer | Sale | 11,619 @ $81.21 | $944K | −16.2% of holding | −3.6% | not yet — horizon still open | 60,137 | Form 4 · filed 2 days after the trade |
| 2026-06-17 | Utter Christine Marie | officer | Sale | 19,686 @ $75.56 | $1.5M | −21.9% of holding | −1.1% | not yet — horizon still open | 70,199 | Form 4 · filed 5 days after the trade |
| 2026-06-17 | Boulding Mark Elliott | officer | Sale | 6,600 @ $78.50 | $518K | −5.8% of holding | −1.1% | not yet — horizon still open | 107,122 | Form 4 · filed 5 days after the trade |
| 2026-06-17 | Boulding Mark Elliott | officer | Sale | 1,850 @ $79.24 | $147K | −1.7% of holding | −1.1% | not yet — horizon still open | 105,272 | Form 4 · filed 5 days after the trade |
| 2026-06-17 | Boulding Mark Elliott | officer | Sale | 1,703 @ $78.50 | $134K | −1.6% of holding | −1.1% | not yet — horizon still open | 105,581 | Form 4 · filed 5 days after the trade |
| 2026-06-17 | Boulding Mark Elliott | officer | Sale | 309 @ $79.25 | $24K | −0.3% of holding | −1.1% | not yet — horizon still open | 105,272 | Form 4 · filed 5 days after the trade |
| 2026-06-10 | Pauwels Eric | officer | Sale | 17,566 @ $75.00 | $1.3M | −19.3% of holding | +7.3% | not yet — horizon still open | 73,411 | Form 4 · filed 2 days after the trade |
| 2026-06-10 | Pauwels Eric | officer | Sale | 3,711 @ $75.00 | $278K | −4.8% of holding | +7.3% | not yet — horizon still open | 73,411 | Form 4 · filed 2 days after the trade |
| 2026-06-10 | Pauwels Eric | officer | Sale | 17,566 @ $0.00 | $0 | −100.0% of holding | +7.3% | not yet — horizon still open | 0 | Form 4 · filed 2 days after the trade |
| 2026-05-15 | Boulding Mark Elliott | officer | Sale | 2,356 @ $72.08 | $170K | −2.2% of holding | +1.0% | not yet — horizon still open | 105,668 | Form 4 · filed 4 days after the trade |
| 2026-05-15 | Boulding Mark Elliott | officer | Sale | 456 @ $72.67 | $33K | −0.4% of holding | +1.0% | not yet — horizon still open | 105,212 | Form 4 · filed 4 days after the trade |
| 2026-05-14 | Klein Matthew B. | director | Sale | 7,221 @ $73.08 | $528K | −1.8% of holding | +4.7% | not yet — horizon still open | 398,670 | Form 4 · filed 1 day after the trade |
| 2026-05-14 | Klein Matthew B. | director | Sale | 2,572 @ $72.46 | $186K | −0.6% of holding | +4.7% | not yet — horizon still open | 393,998 | Form 4 · filed 1 day after the trade |
| 2026-05-14 | Klein Matthew B. | director | Sale | 2,100 @ $73.08 | $153K | −0.5% of holding | +4.7% | not yet — horizon still open | 396,570 | Form 4 · filed 1 day after the trade |
| 2026-05-14 | Klein Matthew B. | director | Sale | 679 @ $73.06 | $50K | −0.2% of holding | +4.7% | not yet — horizon still open | 405,891 | Form 4 · filed 1 day after the trade |
The vs-S&P columns are a labeled look-back on what the stock did after each filing, measured against the index over the same window. Descriptive history, not a claim about the person or a reason to trade.
134 award / exercise / gift records — not counted as purchases
Awards, option exercises, gifts and tax-withholding disposals are shown separately and never counted as open-market purchases or sales — they carry no conviction information.
| Date | Person | Role | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-08-17 | Boulding Mark Elliott | officer | Option exercise | 2,813 | 108,085 | Form 4 |
| 2026-08-17 | Boulding Mark Elliott | officer | Option exercise | 2,813 | 16,876 | Form 4 |
| 2026-07-28 | Sollie-Zetlmayer Hege Elisabeth | director | Award / grant | 2,000 | 52,526 | Form 4 |
| 2026-07-28 | Sollie-Zetlmayer Hege Elisabeth | director | Award / grant | 4,000 | 50,526 | Form 4 |
| 2026-07-28 | Sollie-Zetlmayer Hege Elisabeth | director | Award / grant | 3,475 | 3,475 | Form 4 |
| 2026-07-28 | Sollie-Zetlmayer Hege Elisabeth | director | Award / grant | 1,738 | 1,738 | Form 4 |
| 2026-07-09 | Smith Mary L. | director | Option exercise | 10,000 | 31,813 | Form 4 |
| 2026-07-09 | Smith Mary L. | director | Option exercise | 5,834 | 27,647 | Form 4 |
| 2026-07-09 | Almstead Neil Gregory | officer | Option exercise | 2,464 | 62,763 | Form 4 |
| 2026-07-09 | Smith Mary L. | director | Option exercise | 5,834 | 0 | Form 4 |
| 2026-07-09 | Almstead Neil Gregory | officer | Option exercise | 2,464 | 45,036 | Form 4 |
| 2026-07-09 | Smith Mary L. | director | Option exercise | 10,000 | 0 | Form 4 |
| 2026-07-07 | Almstead Neil Gregory | officer | Option exercise | 24,613 | 84,912 | Form 4 |
| 2026-07-07 | Almstead Neil Gregory | officer | Option exercise | 24,613 | 9,063 | Form 4 |
| 2026-07-06 | Almstead Neil Gregory | officer | Option exercise | 18,876 | 79,175 | Form 4 |
| 2026-07-06 | Boulding Mark Elliott | officer | Option exercise | 2,813 | 108,085 | Form 4 |
| 2026-07-06 | Almstead Neil Gregory | officer | Option exercise | 2,474 | 62,773 | Form 4 |
| 2026-07-06 | Boulding Mark Elliott | officer | Option exercise | 2,266 | 107,538 | Form 4 |
| 2026-07-06 | Almstead Neil Gregory | officer | Option exercise | 811 | 61,110 | Form 4 |
| 2026-07-06 | Boulding Mark Elliott | officer | Option exercise | 2,226 | 4,532 | Form 4 |
| 2026-07-06 | Almstead Neil Gregory | officer | Option exercise | 2,474 | 33,676 | Form 4 |
| 2026-07-06 | Almstead Neil Gregory | officer | Option exercise | 18,876 | 0 | Form 4 |
| 2026-07-06 | Boulding Mark Elliott | officer | Option exercise | 2,813 | 28,125 | Form 4 |
| 2026-07-06 | Almstead Neil Gregory | officer | Option exercise | 811 | 18,876 | Form 4 |
| 2026-06-26 | Almstead Neil Gregory | officer | Option exercise | 7,718 | 67,855 | Form 4 |
| 2026-06-26 | Almstead Neil Gregory | officer | Option exercise | 412 | 60,549 | Form 4 |
| 2026-06-26 | Almstead Neil Gregory | officer | Option exercise | 7,718 | 19,687 | Form 4 |
| 2026-06-26 | Almstead Neil Gregory | officer | Option exercise | 412 | 27,405 | Form 4 |
| 2026-06-25 | Almstead Neil Gregory | officer | Option exercise | 19,859 | 79,996 | Form 4 |
| 2026-06-25 | Almstead Neil Gregory | officer | Option exercise | 1,001 | 61,138 | Form 4 |
| 2026-06-25 | Almstead Neil Gregory | officer | Option exercise | 100 | 60,237 | Form 4 |
| 2026-06-25 | Almstead Neil Gregory | officer | Option exercise | 1,001 | 47,676 | Form 4 |
| 2026-06-25 | Almstead Neil Gregory | officer | Option exercise | 19,859 | 27,817 | Form 4 |
| 2026-06-25 | Almstead Neil Gregory | officer | Option exercise | 100 | 36,150 | Form 4 |
| 2026-06-24 | Almstead Neil Gregory | officer | Option exercise | 4,922 | 65,059 | Form 4 |
| 2026-06-24 | Almstead Neil Gregory | officer | Option exercise | 401 | 60,538 | Form 4 |
| 2026-06-24 | Almstead Neil Gregory | officer | Option exercise | 4,922 | 48,677 | Form 4 |
| 2026-06-24 | Almstead Neil Gregory | officer | Option exercise | 401 | 53,599 | Form 4 |
| 2026-06-22 | Almstead Neil Gregory | officer | Option exercise | 23,749 | 83,886 | Form 4 |
| 2026-06-22 | Almstead Neil Gregory | officer | Option exercise | 23,749 | 23,751 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Across 2012–2021, stocks where a CEO, C-suite officer, or director had recently made an open-market common-stock purchase ran about +28 bp per month above the universe average (n=34,268 stock-weeks). A historical tendency, not a prediction.
Congressional disclosures
No congressional trades disclosed for this company.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.