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Nasdaq · CIK 0001408443

MIST Milestone Pharmaceuticals Inc.

Insider trading from SEC Form 4. Last filing Jun 12, 2026. Close $0.76 on Oct 9, 2026, +7% from the 52-week low and -74% from the high.

In brief

Milestone Pharmaceuticals Inc. (MIST) has 41 SEC Form 4 filings on file from 12 insiders, the latest filed on Jun 12, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.

7 open-market trades have been scored at MIST. The newest: Joseph Oliveto (President and CEO) sold $82k of stock on Apr 16, 2026, filed Apr 20, 2026, scored 14 (weak), under a 10b5-1 plan. The largest of the 7 shown: Joseph Oliveto (President and CEO) sold $375k on Dec 15, 2025, scored 51 (moderate). 5 insiders sold within 14 days of each other around Dec 15, 2025.

3 Form 144 notices of planned sales are on file, the latest filed Apr 16, 2026.

Last 90 days

Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
12
with a Form 4 at this company

Price and insider trades, last year

MISTOct 9, 2026 · close 0.76

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at Milestone Pharmaceuticals Inc., scored.

ScoreInsiderValueHoldingsPrice contextFiled
14WeakJoseph Oliveto
President and CEO
sell
$82k
36,500 shares
-8%+156% from low-29% from high
36WeakDavid Bharucha
Chief Medical Officer
sell
$158k
70,252 shares
-43%-
43ModerateAmit Hasija
CFO & EVP of Corp. Development
sell
$158k
70,252 shares
-47%-
51ModerateJoseph Oliveto
President and CEO
sell
$375k
167,577 shares
-29%-
36WeakLorenz Muller
Chief Commercial Officer
sell
$146k
64,746 shares
-26%-
51ModerateJeffrey Edward Nelson
Chief Operating Officer
sell
$158k
70,252 shares
-70%-
20WeakJoseph Oliveto
President and CEO
sell
$98k
43,500 shares
-13%-

Planned sales

Form 144 notices filed before a sale of restricted or control stock, newest first. The sale itself usually reaches a Form 4 within days. All planned sales

FiledSellerSharesValueSale datePast 3 months
Apr 16, 2026 JOSEPH OLIVETO
Director, Officer
36,500
0.03% of outstanding
$80kApr 16, 2026none
Jan 8, 2026 JOSEPH OLIVETO
Director, Officer
79,500
0.09% of outstanding
$171kJan 8, 2026$1,125
Jan 7, 2026 JOSEPH OLIVETO
Officer
500
0.00% of outstanding
$1,025Jan 7, 2026none

Transactions

The newest 50 of 88 rows filed, every code.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Jun 10, 2026Robert James Wills
director
AGrant or award
Stock Option (right to buy)derivative
+77,000$0.00$077,000Jun 12, 2026
Jun 10, 2026Seth H. Z. Fischer
director
AGrant or award
Stock Option (right to buy)derivative
+77,000$0.00$077,000Jun 12, 2026
Jun 10, 2026Michael John Tomsicek
director
AGrant or award
Stock Option (right to buy)derivative
+77,000$0.00$077,000Jun 12, 2026
Jun 10, 2026Andrew Saik
director
AGrant or award
Stock Option (right to buy)derivative
+77,000$0.00$077,000Jun 12, 2026
Jun 10, 2026Stuart Duty
director
AGrant or award
Stock Option (right to buy)derivative
+77,000$0.00$077,000Jun 12, 2026
Jun 10, 2026Joseph C Papa
director
AGrant or award
Stock Option (right to buy)derivative
+77,000$0.00$077,000Jun 12, 2026
Jun 10, 2026Lisa M. Giles
director
AGrant or award
Stock Option (right to buy)derivative
+77,000$0.00$077,000Jun 12, 2026
Apr 16, 2026Joseph Oliveto
President and CEO
SOpen-market sale
Common Shares10b5-1
-36,500$2.26$82k446,244Apr 20, 2026
Feb 2, 2026Jeffrey Edward Nelson
Chief Operating Officer
AGrant or award
Employee Stock Option (right to buy)derivative
+204,000$0.00$0204,000Feb 5, 2026
Feb 2, 2026Lorenz Muller
Chief Commercial Officer
AGrant or award
Employee Stock Option (right to buy)derivative
+204,000$0.00$0204,000Feb 5, 2026
Feb 2, 2026Amit Hasija
CFO & EVP of Corp. Development
AGrant or award
Employee Stock Option (right to buy)derivative
+204,000$0.00$0204,000Feb 5, 2026
Feb 2, 2026David Bharucha
Chief Medical Officer
AGrant or award
Employee Stock Option (right to buy)derivative
+204,000$0.00$0204,000Feb 5, 2026
Feb 2, 2026Joseph Oliveto
President and CEO
AGrant or award
Employee Stock Option (right to buy)derivative
+679,000$0.00$0679,000Feb 5, 2026
Feb 2, 2026Jeffrey Edward Nelson
Chief Operating Officer
AGrant or award
Employee Stock Option (right to buy)derivative
+204,000$0.00$0204,000Feb 4, 2026
Feb 2, 2026David Bharucha
Chief Medical Officer
AGrant or award
Employee Stock Option (right to buy)derivative
+204,000$0.00$0204,000Feb 4, 2026
Feb 2, 2026Joseph Oliveto
President and CEO
AGrant or award
Employee Stock Option (right to buy)derivative
+679,000$0.00$0679,000Feb 4, 2026
Feb 2, 2026Amit Hasija
CFO & EVP of Corp. Development
AGrant or award
Employee Stock Option (right to buy)derivative
+204,000$0.00$0204,000Feb 4, 2026
Feb 2, 2026Lorenz Muller
Chief Commercial Officer
AGrant or award
Employee Stock Option (right to buy)derivative
+204,000$0.00$0204,000Feb 4, 2026
Feb 2, 2026Jeffrey Edward Nelson
Chief Operating Officer
AGrant or award
Restricted Stock Unitderivative
+136,000$0.00$0136,000Feb 4, 2026
Feb 2, 2026Lorenz Muller
Chief Commercial Officer
AGrant or award
Restricted Stock Unitderivative
+136,000$0.00$0136,000Feb 4, 2026
Feb 2, 2026David Bharucha
Chief Medical Officer
AGrant or award
Restricted Stock Unitderivative
+136,000$0.00$0136,000Feb 4, 2026
Feb 2, 2026Amit Hasija
CFO & EVP of Corp. Development
AGrant or award
Restricted Stock Unitderivative
+136,000$0.00$0136,000Feb 4, 2026
Feb 2, 2026Joseph Oliveto
President and CEO
AGrant or award
Restricted Stock Unitderivative
+453,000$0.00$0453,000Feb 4, 2026
Dec 12, 2025Joseph Oliveto
President and CEO
AGrant or award
Common Shares
+280,000--583,721Jan 28, 2026
Dec 12, 2025Lorenz Muller
Chief Commercial Officer
AGrant or award
Common Shares
+100,000--250,052Jan 28, 2026
Dec 12, 2025Jeffrey Edward Nelson
Chief Operating Officer
AGrant or award
Common Shares
+100,000--100,000Jan 28, 2026
Dec 12, 2025David Bharucha
Chief Medical Officer
AGrant or award
Common Shares
+100,000--163,333Jan 28, 2026
Dec 12, 2025Amit Hasija
CFO & EVP of Corp. Development
AGrant or award
Common Shares
+100,000--150,000Jan 28, 2026
Dec 15, 2025David Bharucha
Chief Medical Officer
SOpen-market sale
Common Shares
-58,007$2.32$135k105,326Jan 28, 2026
Dec 15, 2025Amit Hasija
CFO & EVP of Corp. Development
SOpen-market sale
Common Shares
-58,007$2.32$135k91,993Jan 28, 2026
Dec 15, 2025Joseph Oliveto
President and CEO
SOpen-market sale
Common Shares
-133,054$2.32$309k450,667Jan 28, 2026
Dec 15, 2025Lorenz Muller
Chief Commercial Officer
SOpen-market sale
Common Shares
-53,566$2.32$124k196,486Jan 28, 2026
Dec 15, 2025Jeffrey Edward Nelson
Chief Operating Officer
SOpen-market sale
Common Shares
-58,007$2.32$135k41,993Jan 28, 2026
Jan 26, 2026Lorenz Muller
Chief Commercial Officer
MOption exercise
Common Shares
+20,100--216,586Jan 28, 2026
Jan 26, 2026Jeffrey Edward Nelson
Chief Operating Officer
MOption exercise
Common Shares
+20,100--62,093Jan 28, 2026
Jan 26, 2026David Bharucha
Chief Medical Officer
MOption exercise
Common Shares
+20,100--125,426Jan 28, 2026
Jan 26, 2026Amit Hasija
CFO & EVP of Corp. Development
MOption exercise
Common Shares
+20,100--112,093Jan 28, 2026
Jan 26, 2026Joseph Oliveto
President and CEO
MOption exercise
Common Shares
+66,600--517,267Jan 28, 2026
Jan 26, 2026Lorenz Muller
Chief Commercial Officer
SOpen-market sale
Common Shares
-11,180$1.93$22k205,406Jan 28, 2026
Jan 26, 2026Jeffrey Edward Nelson
Chief Operating Officer
SOpen-market sale
Common Shares
-12,245$1.93$24k49,848Jan 28, 2026
Jan 26, 2026David Bharucha
Chief Medical Officer
SOpen-market sale
Common Shares
-12,245$1.93$24k113,181Jan 28, 2026
Jan 26, 2026Amit Hasija
CFO & EVP of Corp. Development
SOpen-market sale
Common Shares
-12,245$1.93$24k99,848Jan 28, 2026
Jan 26, 2026Joseph Oliveto
President and CEO
SOpen-market sale
Common Shares
-34,523$1.93$67k482,744Jan 28, 2026
Dec 12, 2025David Bharucha
Chief Medical Officer
AGrant or award
Employee Stock Option (right to buy)derivative
+100,000$0.00$0100,000Jan 28, 2026
Dec 12, 2025Jeffrey Edward Nelson
Chief Operating Officer
AGrant or award
Employee Stock Option (right to buy)derivative
+100,000$0.00$0100,000Jan 28, 2026
Dec 12, 2025Lorenz Muller
Chief Commercial Officer
AGrant or award
Employee Stock Option (right to buy)derivative
+100,000$0.00$0100,000Jan 28, 2026
Dec 12, 2025Joseph Oliveto
President and CEO
AGrant or award
Employee Stock Option (right to buy)derivative
+280,000$0.00$0280,000Jan 28, 2026
Dec 12, 2025Amit Hasija
CFO & EVP of Corp. Development
AGrant or award
Employee Stock Option (right to buy)derivative
+100,000$0.00$0100,000Jan 28, 2026
Jan 26, 2026Joseph Oliveto
President and CEO
MOption exercise
Restricted Stock Unitsderivative
-66,600$0.00$0199,800Jan 28, 2026
Jan 26, 2026Lorenz Muller
Chief Commercial Officer
MOption exercise
Restricted Stock Unitsderivative
-20,100$0.00$060,300Jan 28, 2026
50 of 88 rows shown.

Insiders

Everyone who has filed a Form 4 here.

Questions about MIST

Answered from the filings on this page, as of the latest one.

Are insiders buying MIST?

No. In the last 90 days no insider at Milestone Pharmaceuticals Inc. bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.

Who was the last insider to trade MIST on the open market?

Joseph Oliveto (President and CEO) sold $82k of MIST on Apr 16, 2026 and filed the Form 4 on Apr 20, 2026. InsiderTell scored 14 (weak), under a 10b5-1 plan.

How many insiders file Form 4 at Milestone Pharmaceuticals Inc.?

12 people have filed a Form 4 at Milestone Pharmaceuticals Inc., among them David Bharucha (Chief Medical Officer), Stuart Duty (director), Seth H. Z. Fischer (director). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

MIST insider trading: Milestone Pharmaceuticals Inc. | InsiderTell