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$XCUR

$3.20 +$0.09 (2.89%)

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Insider Transactions

Insider Transaction Summary

LLC AURASENSE

11,257,629 shares

Net: 0 B/S: -

Chad A. Mirkin

11,257,629 shares

Net: 0 B/S: -

WILLIAM H III GATES

5,064,703 shares

Net: 0 B/S: -

Systems Inc. HiTron

3,333,333 shares

Net: 0 B/S: -

MATTHIAS SCHROFF

2,324,550 shares

Net: 0 B/S: -

Mark N. Tompkins

1,825,667 shares

Net: 0 B/S: -

HiTron Inc. Exicure

1,598,947 shares

Net: -1,734,386 B/S: -

Co., Ltd. DGP

849,223 shares

Net: 0 B/S: -

USA, Inc. CBI

818,299 shares

Net: 0 B/S: -

Brian Bock

600,000 shares

Net: 0 B/S: -

Elias D. Papadimas

424,000 shares

Net: 0 B/S: -

Jay Venkatesan

311,544 shares

Net: 0 B/S: -

Ekambarswara R Kandimalla

281,915 shares

Net: 0 B/S: -

DAVID S SNYDER

230,200 shares

Net: 0 B/S: -

Sarah Longoria

180,750 shares

Net: 0 B/S: -

Ian Seth Jacobs

103,160 shares

Net: 0 B/S: -

Bali Muralidhar

50,000 shares

Net: 0 B/S: -

Timothy P Walbert

50,000 shares

Net: 0 B/S: -

Bosun Hau

50,000 shares

Net: 0 B/S: -

Jeffrey L Cleland

50,000 shares

Net: 0 B/S: -

JAMES R SULAT

50,000 shares

Net: 0 B/S: -

ANDY SASSINE

50,000 shares

Net: 0 B/S: -

ELIZABETH A. GAROFALO

50,000 shares

Net: 0 B/S: -

David A Giljohann

38,666 shares

Net: 0 B/S: -

Colby Shad Thaxton

21,693 shares

Net: 0 B/S: -

Helen Susan Kim

21,693 shares

Net: 0 B/S: -

DAVID R WALT

21,693 shares

Net: 0 B/S: -

Douglas E. Feltner

15,000 shares

Net: 0 B/S: -

Jiyoung Hwang

10,000 shares

Net: 0 B/S: -

Josh Miller

301 shares

Net: -24 B/S: -

INVESTMENT & SECURITIES CO., LTD. SANGSANGIN

0 shares

Net: -433,332 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
LLC AURASENSE	11,257,629	0	-
Chad A. Mirkin	11,257,629	0	-
WILLIAM H III GATES	5,064,703	0	-
Systems Inc. HiTron	3,333,333	0	-
MATTHIAS SCHROFF	2,324,550	0	-
Mark N. Tompkins	1,825,667	0	-
HiTron Inc. Exicure	1,598,947	-1,734,386	-
Co., Ltd. DGP	849,223	0	-
USA, Inc. CBI	818,299	0	-
Brian Bock	600,000	0	-
Elias D. Papadimas	424,000	0	-
Jay Venkatesan	311,544	0	-
Ekambarswara R Kandimalla	281,915	0	-
DAVID S SNYDER	230,200	0	-
Sarah Longoria	180,750	0	-
Ian Seth Jacobs	103,160	0	-
Bali Muralidhar	50,000	0	-
Timothy P Walbert	50,000	0	-
Bosun Hau	50,000	0	-
Jeffrey L Cleland	50,000	0	-
JAMES R SULAT	50,000	0	-
ANDY SASSINE	50,000	0	-
ELIZABETH A. GAROFALO	50,000	0	-
David A Giljohann	38,666	0	-
Colby Shad Thaxton	21,693	0	-
Helen Susan Kim	21,693	0	-
DAVID R WALT	21,693	0	-
Douglas E. Feltner	15,000	0	-
Jiyoung Hwang	10,000	0	-
Josh Miller	301	-24	-
INVESTMENT & SECURITIES CO., LTD. SANGSANGIN	0	-433,332	-

Individual Transactions

February 16, 2026

Josh Miller

Tax Payment

Change: -8

Price: $4.08

Shares: 301

Value: -$32

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	Feb 19	Tax Payment (F) Tax Payment	301	-8	$4.08	-$32

January 21, 2026

HiTron Inc. Exicure

Open Market Sale

Change: -258,367

Price: $4.50

Shares: 1,598,947

Value: -$1,162,651

Insider	Filing Date	Transaction	Shares	Change	Price	Value
HiTron Inc. Exicure	Jan 21	Open Market Sale (S) Market Sale	1,598,947	-258,367	$4.50	-$1,162,651

January 16, 2026

HiTron Inc. Exicure

Open Market Sale

Change: -734,747

Price: $4.50

Shares: 1,857,314

Value: -$3,306,361

Insider	Filing Date	Transaction	Shares	Change	Price	Value
HiTron Inc. Exicure	Jan 20	Open Market Sale (S) Market Sale	1,857,314	-734,747	$4.50	-$3,306,361

January 07, 2026

HiTron Inc. Exicure

Open Market Sale

Change: -741,272

Price: $4.50

Shares: 2,592,061

Value: -$3,335,724

Insider	Filing Date	Transaction	Shares	Change	Price	Value
HiTron Inc. Exicure	Jan 08	Open Market Sale (S) Market Sale	2,592,061	-741,272	$4.50	-$3,335,724

December 08, 2025

INVESTMENT & SECURITIES CO., LTD. SANGSANGIN

Open Market Sale

Change: -433,332

Price: $8.71

Shares: 0

Value: -$3,774,321

Insider	Filing Date	Transaction	Shares	Change	Price	Value
INVESTMENT & SECURITIES CO., LTD. SANGSANGIN	Dec 10	Open Market Sale (S) Market Sale	0	-433,332	$8.71	-$3,774,321

November 16, 2025

Josh Miller

Tax Payment

Change: -7

Price: $3.71

Shares: 309

Value: -$25

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	Nov 19	Tax Payment (F) Tax Payment	309	-7	$3.71	-$25

August 16, 2025

Josh Miller

Tax Payment

Change: -9

Price: $6.65

Shares: 316

Value: -$59

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	Aug 20	Tax Payment (F) Tax Payment	316	-9	$6.65	-$59

May 16, 2025

Josh Miller

Tax Payment

Change: -8

Price: $10.06

Shares: 325

Value: -$80

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	May 23	Tax Payment (F) Tax Payment	325	-8	$10.06	-$80

February 16, 2025

Josh Miller

Tax Payment

Change: -9

Price: $10.03

Shares: 333

Value: -$90

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	Feb 24	Tax Payment (F) Tax Payment	333	-9	$10.03	-$90

December 26, 2024

Systems Inc. HiTron

Open Market Purchase

Change: +2,900,000

Price: $3.00

Shares: 3,333,333

Value: +$8,700,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Systems Inc. HiTron	Mar 26	Open Market Purchase (P) Market Purchase	3,333,333	+2,900,000	$3.00	+$8,700,000

November 16, 2024

Josh Miller

Tax Payment

Change: -7

Price: $2.90

Shares: 342

Value: -$20

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	Nov 26	Tax Payment (F) Tax Payment	342	-7	$2.90	-$20

September 12, 2024

Co., Ltd. DGP

Open Market Purchase

Change: +237,223

Price: $3.00

Shares: 849,223

Value: +$711,669

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Co., Ltd. DGP	Sep 16	Open Market Purchase (P) Market Purchase	849,223	+237,223	$3.00	+$711,669

August 16, 2024

Josh Miller

Tax Payment

Change: -38

Price: $0.36

Shares: 1,743

Value: -$13

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	Aug 21	Tax Payment (F) Tax Payment	1,743	-38	$0.36	-$13

May 16, 2024

Josh Miller

Tax Payment

Change: -46

Price: $0.52

Shares: 1,781

Value: -$23

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	May 23	Tax Payment (F) Tax Payment	1,781	-46	$0.52	-$23

February 29, 2024

Co., Ltd. DGP

Open Market Sale

Change: -3,400,000

Price: $1.32

Shares: 0

Value: -$4,488,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Co., Ltd. DGP	Mar 04	Open Market Sale (S) Market Sale	0	-3,400,000	$1.32	-$4,488,000

February 16, 2024

Josh Miller

Tax Payment

Change: -46

Price: $0.60

Shares: 1,827

Value: -$27

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	Mar 06	Tax Payment (F) Tax Payment	1,827	-46	$0.60	-$27

November 16, 2023

Josh Miller

Tax Payment

Change: -38

Price: $0.57

Shares: 1,873

Value: -$21

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	Dec 01	Tax Payment (F) Tax Payment	1,873	-38	$0.57	-$21

August 16, 2023

Josh Miller

Tax Payment

Change: -37

Price: $0.83

Shares: 1,911

Value: -$30

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	Aug 18	Tax Payment (F) Tax Payment	1,911	-37	$0.83	-$30

June 23, 2023

USA, Inc. CBI

Derivative Conversion

Change: -3,400,000

Price: $1.60

Shares: 818,299

Value: -$5,440,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
USA, Inc. CBI	Jun 27	Derivative Conversion (C) Derivative Exercise	818,299	-3,400,000	$1.60	-$5,440,000

May 16, 2023

Josh Miller

Tax Payment

Change: -185

Price: $1.07

Shares: 1,948

Value: -$198

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Josh Miller	May 25	Tax Payment (F) Tax Payment	1,948	-185	$1.07	-$198