David Walt

(Dr. David Walt Ph.D.)

Currently holds positions in Quanterix Corp and Exicure Inc

Positions

Position Company Period
Independent Director Quanterix Corp April 1, 2007 -
Independent Director Exicure Inc Jan. 1, 2013 -
Independent Director Dare Bioscience Inc Sept. 23, 2015 - July 19, 2017
Chairman - Scientific Advisory Board, Independent Director Illumina Inc June 1, 1998 - May 18, 2016
David Walt's trades of Quanterix Corp's stock


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2024-09-17 2024-08-20
B Purchase
47,000 +3.3%
13.29
USD 624,630 		47,000 +3.3% 13.29 USD 624,630
2022-08-10 2022-08-10
B Purchase
150,000 +11.7%
8.62
USD 1,293,495 		150,000 +11.7% 8.62 USD 1,293,495
2020-03-17 2020-03-13
B Purchase
54,064 +4.4%
16.66
USD 900,912 		54,064 +4.4% 16.66 USD 900,912
2020-03-16 2020-03-13
US Exicure Inc (XCUR)
B Purchase
291,066 +16.5%
1.21
USD 352,859 		291,066 +16.5% 1.21 USD 352,859
2019-08-06 2019-08-02
US Exicure Inc (XCUR)
B Purchase
1,000,000 +130.3%
2.00
USD 2,000,000 		1,000,000 +130.3% 2.00 USD 2,000,000
2017-09-28 2017-09-26
US Exicure Inc (XCUR)
B Purchase
268,333 +53.7%
3.00
USD 804,999 		268,333 +53.7% 3.00 USD 804,999
2016-03-16 2016-03-15
US Illumina Inc (ILMN)
PS Planned sale
1,300 -0.2%
150.66
USD 195,861 		1,300 -0.2% 150.66 USD 195,861
2016-03-16 2016-03-15
US Illumina Inc (ILMN)
PS Planned sale
1,900 -0.3%
150.06
USD 285,122 		1,900 -0.3% 150.06 USD 285,122
2016-03-16 2016-03-15
US Illumina Inc (ILMN)
PS Planned sale
800 -0.1%
148.72
USD 118,979 		800 -0.1% 148.72 USD 118,979
2016-02-23 2016-02-19
PP Planned purchase
1,700 +1.0%
2.08
USD 3,529 		1,700 +1.0% 2.08 USD 3,529
2016-02-19 2016-02-17
PP Planned purchase
4,460 +2.9%
2.12
USD 9,441 		4,460 +2.9% 2.12 USD 9,441
2016-02-10 2016-02-08
PP Planned purchase
4,500 +3.5%
2.22
USD 9,969 		4,500 +3.5% 2.22 USD 9,969
2016-02-04 2016-02-02
PP Planned purchase
4,395 +3.9%
2.37
USD 10,409 		4,395 +3.9% 2.37 USD 10,409
2016-02-02 2016-01-29
PP Planned purchase
1,200 +1.1%
2.41
USD 2,886 		1,200 +1.1% 2.41 USD 2,886
2016-01-29 2016-01-27
PP Planned purchase
4,500 +4.6%
2.47
USD 11,114 		4,500 +4.6% 2.47 USD 11,114
2016-01-27 2016-01-25
PP Planned purchase
4,500 +5.1%
2.35
USD 10,568 		4,500 +5.1% 2.35 USD 10,568
2016-01-25 2016-01-21
PP Planned purchase
4,500 +5.6%
2.32
USD 10,428 		4,500 +5.6% 2.32 USD 10,428
2016-01-21 2016-01-19
PP Planned purchase
4,400 +6.2%
2.52
USD 11,074 		4,400 +6.2% 2.52 USD 11,074
2016-01-19 2016-01-14
PP Planned purchase
4,400 +7.0%
2.64
USD 11,628 		4,400 +7.0% 2.64 USD 11,628
2016-01-14 2016-01-12
PP Planned purchase
4,300 +8.0%
2.89
USD 12,415 		4,300 +8.0% 2.89 USD 12,415
2016-01-12 2016-01-08
PP Planned purchase
4,500 +10.0%
2.87
USD 12,937 		4,500 +10.0% 2.87 USD 12,937
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