Apogee Therapeutics, Inc.

APGENASDAQHealthcare● Active

$83.01

$-3.91(-4.50%)

Market Cap$5.1B

P/E Ratio—

52W High$95.315

52W Low$34.34

Avg Volume936K

Open$87.88

Beta0.62

Insider Trades Ownership Employees

Apogee Therapeutics, Inc. (APGE) Insider Trading

Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.

SEC EDGAR · FMP · APGE · as of Jun 8, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

0.01

Buy/Sell (by trades)

Overall sentiment

BEARISH

↑ Buy 1%Active transactions only · RSU vesting excluded99% Sell ↓

Apogee Therapeutics, Inc. insiders have been primarily selling shares over the past 12 Months. Selling activity is often driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment toward the company.

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only

As of Jun 8, 2026

APGE insider buying and selling by quarter

APGE insider selling · APGE insider buying stocks · quarterly insider activity

Total insider buying (incl. awards)Total insider selling

1.9M938K0

2024 Q3

2024 Q4

2025 Q1

2025 Q2

2025 Q3

2025 Q4

2026 Q1

2026 Q2

Mobile shows last 4Q · Desktop shows full 8Q

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters

As of Jun 8, 2026

Active insiders

Most active in past 12 months · APGE ceo insider trading

Showing all insiders · Click a card to filter the transactions table below

▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API

Recent insider transactions

APGE executive sell shares · APGE board member insider trading · APGE insider trading SEC filing

Showing 87 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
Jun 3, 2026	Dambkowski Carl Chief Medical Officer	Option	4,125	$22.86	$94K	211,148	Form 4
Jun 3, 2026	Dambkowski Carl Chief Medical Officer	Sale	5,500	$78.71	$433K	205,648	Form 4
May 13, 2026	HENDERSON MICHAEL THOMAS CEO · Director	Sale	18,659	$82.05	$1.53M⚡	1,117,328	Form 4
May 13, 2026	HENDERSON MICHAEL THOMAS CEO · Director	Sale	1,341	$82.58	$111K	1,115,987	Form 4
May 6, 2026	Dambkowski Carl Chief Medical Officer	Option	4,125	$22.86	$94K	212,523	Form 4
May 6, 2026	Dambkowski Carl Chief Medical Officer	Sale	3,700	$83.92	$311K	208,823	Form 4
May 6, 2026	Dambkowski Carl Chief Medical Officer	Sale	1,800	$84.60	$152K	207,023	Form 4
May 1, 2026	Henderson Jane CFO	Sale	811	$81.02	$66K	174,560	Form 4
May 1, 2026	Henderson Jane CFO	Sale	900	$82.60	$74K	173,660	Form 4
May 1, 2026	Henderson Jane CFO	Sale	289	$83.16	$24K	173,371	Form 4
Apr 16, 2026	HENDERSON MICHAEL THOMAS CEO · Director	Option	3,000	$22.86	$69K	1,135,987	Form 4
Apr 16, 2026	Henderson Jane CFO	Sale	2,000	$90.00	$180K	175,371	Form 4
Apr 8, 2026	HENDERSON MICHAEL THOMAS CEO · Director	Sale	17,800	$82.48	$1.47M⚡	1,135,187	Form 4
Apr 8, 2026	HENDERSON MICHAEL THOMAS CEO · Director	Sale	2,000	$83.26	$167K	1,133,187	Form 4
Apr 8, 2026	HENDERSON MICHAEL THOMAS CEO · Director	Sale	200	$85.00	$17K	1,132,987	Form 4
Apr 1, 2026	Dambkowski Carl Chief Medical Officer	Option	4,125	$22.86	$94K	213,898	Form 4
Apr 1, 2026	Dambkowski Carl Chief Medical Officer	Sale	2,698	$84.31	$227K	211,200	Form 4
Apr 1, 2026	Dambkowski Carl Chief Medical Officer	Sale	2,702	$85.33	$231K	208,498	Form 4
Apr 1, 2026	Dambkowski Carl Chief Medical Officer	Sale	100	$85.89	$9K	208,398	Form 4
Apr 1, 2026	Henderson Jane CFO	Sale	900	$84.46	$76K	178,471	Form 4
Apr 1, 2026	Henderson Jane CFO	Sale	1,100	$85.46	$94K	177,371	Form 4
Mar 25, 2026	Henderson Jane CFO	Sale	2,000	$85.00	$170K	179,371	Form 4
Mar 11, 2026	HENDERSON MICHAEL THOMAS CEO · Director	Sale	8,363	$74.29	$621K	1,164,624	Form 4
Mar 11, 2026	HENDERSON MICHAEL THOMAS CEO · Director	Sale	8,219	$74.83	$615K	1,156,405	Form 4
Mar 11, 2026	HENDERSON MICHAEL THOMAS CEO · Director	Sale	3,418	$75.86	$259K	1,152,987	Form 4

Dambkowski Carl

Chief Medical Officer

Option

Date

Jun 3

4,125

Price

$22.86

Value

$94K

View Form 4 on SEC.gov

Dambkowski Carl

Chief Medical Officer

Sale

Date

Jun 3

5,500

Price

$78.71

Value

$433K

View Form 4 on SEC.gov

HENDERSON MICHAEL THOMAS

CEO · Director

Sale

Date

May 13

18,659

Price

$82.05

Value

$1.53M ⚡

View Form 4 on SEC.gov

HENDERSON MICHAEL THOMAS

CEO · Director

Sale

Date

May 13

1,341

Price

$82.58

Value

$111K

View Form 4 on SEC.gov

Dambkowski Carl

Chief Medical Officer

Option

Date

May 6

4,125

Price

$22.86

Value

$94K

View Form 4 on SEC.gov

Dambkowski Carl

Chief Medical Officer

Sale

Date

May 6

3,700

Price

$83.92

Value

$311K

View Form 4 on SEC.gov

Dambkowski Carl

Chief Medical Officer

Sale

Date

May 6

1,800

Price

$84.60

Value

$152K

View Form 4 on SEC.gov

Henderson Jane

CFO

Sale

Date

May 1

811

Price

$81.02

Value

$66K

View Form 4 on SEC.gov

Henderson Jane

CFO

Sale

Date

May 1

900

Price

$82.60

Value

$74K

View Form 4 on SEC.gov

Henderson Jane

CFO

Sale

Date

May 1

289

Price

$83.16

Value

$24K

View Form 4 on SEC.gov

HENDERSON MICHAEL THOMAS

CEO · Director

Option

Date

Apr 16

3,000

Price

$22.86

Value

$69K

View Form 4 on SEC.gov

Henderson Jane

CFO

Sale

Date

Apr 16

2,000

Price

$90.00

Value

$180K

View Form 4 on SEC.gov

HENDERSON MICHAEL THOMAS

CEO · Director

Sale

Date

Apr 8

17,800

Price

$82.48

Value

$1.47M ⚡

View Form 4 on SEC.gov

HENDERSON MICHAEL THOMAS

CEO · Director

Sale

Date

Apr 8

2,000

Price

$83.26

Value

$167K

View Form 4 on SEC.gov

HENDERSON MICHAEL THOMAS

CEO · Director

Sale

Date

Apr 8

200

Price

$85.00

Value

$17K

View Form 4 on SEC.gov

Dambkowski Carl

Chief Medical Officer

Option

Date

Apr 1

4,125

Price

$22.86

Value

$94K

View Form 4 on SEC.gov

Dambkowski Carl

Chief Medical Officer

Sale

Date

Apr 1

2,698

Price

$84.31

Value

$227K

View Form 4 on SEC.gov

Dambkowski Carl

Chief Medical Officer

Sale

Date

Apr 1

2,702

Price

$85.33

Value

$231K

View Form 4 on SEC.gov

Dambkowski Carl

Chief Medical Officer

Sale

Date

Apr 1

100

Price

$85.89

Value

$9K

View Form 4 on SEC.gov

Henderson Jane

CFO

Sale

Date

Apr 1

900

Price

$84.46

Value

$76K

View Form 4 on SEC.gov

Henderson Jane

CFO

Sale

Date

Apr 1

1,100

Price

$85.46

Value

$94K

View Form 4 on SEC.gov

Henderson Jane

CFO

Sale

Date

Mar 25

2,000

Price

$85.00

Value

$170K

View Form 4 on SEC.gov

HENDERSON MICHAEL THOMAS

CEO · Director

Sale

Date

Mar 11

8,363

Price

$74.29

Value

$621K

View Form 4 on SEC.gov

HENDERSON MICHAEL THOMAS

CEO · Director

Sale

Date

Mar 11

8,219

Price

$74.83

Value

$615K

View Form 4 on SEC.gov

HENDERSON MICHAEL THOMAS

CEO · Director

Sale

Date

Mar 11

3,418

Price

$75.86

Value

$259K

View Form 4 on SEC.gov

⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar

1 / 4

▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —

About APGE insider trading

APGE insider trades

Apogee Therapeutics, Inc. (APGE) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Dambkowski Carl (Chief Medical Officer), HENDERSON MICHAEL THOMAS (CEO · Director), Henderson Jane (CFO). Over the past 12 months, 4 insiders have filed transactions with the SEC. APGE insiders have been primarily selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For Apogee Therapeutics, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →

Buy/Sell signal logic

acquisitionOrDisposition field:

A = Acquisition (buy) · D = Disposition (sell)

RSU vesting (M-Exempt) excluded from sentiment

Form 4SEC filing required within 2 business days of any insider transaction

10b5-1Pre-scheduled trading plan that allows insiders to sell on autopilot

Open MktDirect purchase or sale on the open market (excludes awards, options)

Ownership SEC filings Financial statements Price history Forecast & ratings Earnings

Frequently asked questions

APGE insider trading · 5 questions

The insiders of Apogee Therapeutics, Inc. (APGE) include executives and directors such as Dambkowski Carl (Chief Medical Officer), HENDERSON MICHAEL THOMAS (CEO · Director), Henderson Jane (CFO), among others. Over the past 12 months, 4 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

APGE board member insider tradingwho are APGE insidersAPGE insider rosterApogee Therapeutics, Inc. executives insider activity

▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026