Alumis Inc. Common Stock

ALMSNASDAQHealthcare● Active

$18.99

$-0.07(-0.37%)

Market Cap$2.3B

P/E Ratio—

52W High$30.6

52W Low$2.76

Avg Volume1.3M

Open$19.89

Beta-0.54

Insider Trades Ownership Employees

Alumis Inc. Common Stock (ALMS) 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 · ALMS · as of Jun 8, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

∞

Buy/Sell (by trades)

Overall sentiment

BULLISH

↑ Buy 100%Active transactions only · RSU vesting excluded0% Sell ↓

Alumis Inc. Common Stock insiders have been net buyers of shares over the past 12 Months, which may signal confidence in the company's outlook.

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

As of Jun 8, 2026

ALMS insider buying and selling by quarter

ALMS insider selling · ALMS insider buying stocks · quarterly insider activity

Total insider buying (incl. awards)Total insider selling

6.3M3.2M0

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 · ALMS 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

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

Showing 62 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
May 22, 2026	Drappa Jorn Chief Medical Officer	Option	15,535	$5.06	$79K	59,339	Form 4
May 22, 2026	Drappa Jorn Chief Medical Officer	Option	11,317	$8.84	$100K	43,804	Form 4
Apr 1, 2026	Foresite Labs, LLC 10 percent owner	Other	1,123,337	—	—	1,123,337	Form 4
Apr 1, 2026	Foresite Labs, LLC 10 percent owner	Other	680,486	—	—	680,486	Form 4
Apr 1, 2026	Foresite Labs, LLC 10 percent owner	Other	1,123,337	—	—	0	Form 4
Apr 1, 2026	Foresite Capital Management VI LLC 10 percent owner	Other	1,123,337	—	—	1,123,337	Form 4
Apr 1, 2026	Foresite Capital Management VI LLC 10 percent owner	Other	680,486	—	—	680,486	Form 4
Apr 1, 2026	Foresite Capital Management VI LLC 10 percent owner	Other	1,123,337	—	—	0	Form 4
Apr 1, 2026	Tananbaum James B. Director	Other	1,123,337	—	—	1,123,337	Form 4
Apr 1, 2026	Tananbaum James B. Director	Other	680,486	—	—	680,486	Form 4
Apr 1, 2026	Tananbaum James B. Director	Other	1,123,337	—	—	0	Form 4
Jan 9, 2026	AKKARAJU SRINIVAS Director	Purchase	588,235	$17.00	$10.00M⚡	1,853,488	Form 4
Jan 8, 2026	Foresite Labs, LLC 10 percent owner	Purchase	117,647	$17.00	$2.00M⚡	5,702,536	Form 4
Jan 8, 2026	Foresite Labs, LLC 10 percent owner	Purchase	294,117	$17.00	$5.00M⚡	2,908,332	Form 4
Jan 8, 2026	Foresite Capital Management VI LLC 10 percent owner	Purchase	117,647	$17.00	$2.00M⚡	5,702,536	Form 4
Jan 8, 2026	Foresite Capital Management VI LLC 10 percent owner	Purchase	294,117	$17.00	$5.00M⚡	2,908,332	Form 4
Jan 8, 2026	Tananbaum James B. Director	Purchase	117,647	$17.00	$2.00M⚡	5,702,536	Form 4
Jan 8, 2026	Tananbaum James B. Director	Purchase	294,117	$17.00	$5.00M⚡	2,908,332	Form 4
Dec 5, 2025	AKKARAJU SRINIVAS Director	Purchase	51,380	$10.73	$551K	1,265,253	Form 4
Dec 5, 2025	AKKARAJU SRINIVAS Director	Purchase	70,028	$10.01	$701K	1,213,873	Form 4
Dec 5, 2025	AKKARAJU SRINIVAS Director	Purchase	64,969	$8.95	$581K	1,143,845	Form 4
Dec 4, 2025	AKKARAJU SRINIVAS Director	Purchase	66,027	$8.18	$540K	1,078,876	Form 4
Dec 3, 2025	AKKARAJU SRINIVAS Director	Purchase	100,000	$7.75	$775K	1,012,849	Form 4
Dec 2, 2025	AKKARAJU SRINIVAS Director	Purchase	96,000	$7.55	$725K	912,849	Form 4
Dec 1, 2025	AKKARAJU SRINIVAS Director	Purchase	86,350	$7.46	$644K	816,849	Form 4

Drappa Jorn

Chief Medical Officer

Option

Date

May 22

15,535

Price

$5.06

Value

$79K

View Form 4 on SEC.gov

Drappa Jorn

Chief Medical Officer

Option

Date

May 22

11,317

Price

$8.84

Value

$100K

View Form 4 on SEC.gov

Foresite Labs, LLC

10 percent owner

Other

Date

Apr 1

1,123,337

Price

—

Value

—

View Form 4 on SEC.gov

Foresite Labs, LLC

10 percent owner

Other

Date

Apr 1

680,486

Price

—

Value

—

View Form 4 on SEC.gov

Foresite Labs, LLC

10 percent owner

Other

Date

Apr 1

1,123,337

Price

—

Value

—

View Form 4 on SEC.gov

Foresite Capital Management VI LLC

10 percent owner

Other

Date

Apr 1

1,123,337

Price

—

Value

—

View Form 4 on SEC.gov

Foresite Capital Management VI LLC

10 percent owner

Other

Date

Apr 1

680,486

Price

—

Value

—

View Form 4 on SEC.gov

Foresite Capital Management VI LLC

10 percent owner

Other

Date

Apr 1

1,123,337

Price

—

Value

—

View Form 4 on SEC.gov

Tananbaum James B.

Director

Other

Date

Apr 1

1,123,337

Price

—

Value

—

View Form 4 on SEC.gov

Tananbaum James B.

Director

Other

Date

Apr 1

680,486

Price

—

Value

—

View Form 4 on SEC.gov

Tananbaum James B.

Director

Other

Date

Apr 1

1,123,337

Price

—

Value

—

View Form 4 on SEC.gov

AKKARAJU SRINIVAS

Director

Purchase

Date

Jan 9

588,235

Price

$17.00

Value

$10.00M ⚡

View Form 4 on SEC.gov

Foresite Labs, LLC

10 percent owner

Purchase

Date

Jan 8

117,647

Price

$17.00

Value

$2.00M ⚡

View Form 4 on SEC.gov

Foresite Labs, LLC

10 percent owner

Purchase

Date

Jan 8

294,117

Price

$17.00

Value

$5.00M ⚡

View Form 4 on SEC.gov

Foresite Capital Management VI LLC

10 percent owner

Purchase

Date

Jan 8

117,647

Price

$17.00

Value

$2.00M ⚡

View Form 4 on SEC.gov

Foresite Capital Management VI LLC

10 percent owner

Purchase

Date

Jan 8

294,117

Price

$17.00

Value

$5.00M ⚡

View Form 4 on SEC.gov

Tananbaum James B.

Director

Purchase

Date

Jan 8

117,647

Price

$17.00

Value

$2.00M ⚡

View Form 4 on SEC.gov

Tananbaum James B.

Director

Purchase

Date

Jan 8

294,117

Price

$17.00

Value

$5.00M ⚡

View Form 4 on SEC.gov

AKKARAJU SRINIVAS

Director

Purchase

Date

Dec 5

51,380

Price

$10.73

Value

$551K

View Form 4 on SEC.gov

AKKARAJU SRINIVAS

Director

Purchase

Date

Dec 5

70,028

Price

$10.01

Value

$701K

View Form 4 on SEC.gov

AKKARAJU SRINIVAS

Director

Purchase

Date

Dec 5

64,969

Price

$8.95

Value

$581K

View Form 4 on SEC.gov

AKKARAJU SRINIVAS

Director

Purchase

Date

Dec 4

66,027

Price

$8.18

Value

$540K

View Form 4 on SEC.gov

AKKARAJU SRINIVAS

Director

Purchase

Date

Dec 3

100,000

Price

$7.75

Value

$775K

View Form 4 on SEC.gov

AKKARAJU SRINIVAS

Director

Purchase

Date

Dec 2

96,000

Price

$7.55

Value

$725K

View Form 4 on SEC.gov

AKKARAJU SRINIVAS

Director

Purchase

Date

Dec 1

86,350

Price

$7.46

Value

$644K

View Form 4 on SEC.gov

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

1 / 3

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

About ALMS insider trading

ALMS insider trades

Alumis Inc. Common Stock (ALMS) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including AKKARAJU SRINIVAS (Director), Foresite Labs, LLC (10 percent owner), Foresite Capital Management VI LLC (10 percent owner). Over the past 12 months, 5 insiders have filed transactions with the SEC. ALMS insiders have been primarily buying, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For Alumis Inc. Common Stock'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

ALMS insider trading · 5 questions

The insiders of Alumis Inc. Common Stock (ALMS) include executives and directors such as AKKARAJU SRINIVAS (Director), Foresite Labs, LLC (10 percent owner), Foresite Capital Management VI LLC (10 percent owner), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

ALMS board member insider tradingwho are ALMS insidersALMS insider rosterAlumis Inc. Common Stock 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