LO FRANCIS

PrivateCIK: 1780660
Location

SEATTLE, WA

LO FRANCIS (Chief People Officer) sold 34.3% of their position (115.41K shares) of ADAPTIVE BIOTECHNOLOGIES CORP on the open market

Open‑market sale worth $3.24M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderLO FRANCISCIK 1780660
→
Officer· Chief People Officer
Since Jun 2019
-115.41K
Net shares
Net seller
$3.24M
Total sold
2
Open market trades
0B · 2S
10
Total transactions
105.56K acquired · 220.97K disposed
Non-Derivative Transactions6

Common Stock

Direct
M · Option Exercise

Shares

+53.09K

Price / share

$12.14

Trade value

$644.52K

% of position

23.0%
9/16/2026
230.71K→283.80K

Common Stock

Direct
M · Option Exercise

Shares

+13.40K

Price / share

$8.46

Trade value

$113.35K

% of position

4.7%
9/16/2026
283.80K→297.20K

Common Stock

Direct
M · Option Exercise

Shares

+15.63K

Price / share

$3.99

Trade value

$62.36K

% of position

5.3%
9/16/2026
297.20K→312.83K

Common Stock

Direct
M · Option Exercise

Shares

+23.44K

Price / share

$8.12

Trade value

$190.35K

% of position

7.5%
9/16/2026
312.83K→336.27K

Common Stock

Direct
S · Sale

Shares

−107.54K

Price / share

$28.02

Trade value

$3.01M

% of position

32.0%
9/16/2026
336.27K→228.74K

Common Stock

Direct
S · Sale

Shares

−7.87K

Price / share

$28.57

Trade value

$224.82K

% of position

3.4%
9/16/2026
228.74K→220.87K
Total

Net shares

−9.85K

Net value

-$2.23M

Derivative Transactions4

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

53.09K shares

Shares

−53.09K

Strike price

12.14

Held after

79.16K

Exercisable

—

9/16/2026

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

13.40K shares

Shares

−13.40K

Strike price

8.46

Held after

24.11K

Exercisable

—

9/16/2026

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

15.63K shares

Shares

−15.63K

Strike price

3.99

Held after

65.64K

Exercisable

—

9/16/2026

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

23.44K shares

Shares

−23.44K

Strike price

8.12

Held after

103.14K

Exercisable

—

9/16/2026
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned2.50K
Total
2.50K indirect2.50K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
LO FRANCIS — Insider Transaction (Form 4) Filed Sep 19, 2026 | Finecho