Walt David R

Number of records: 50
SEC FilingCompany/StockTrade DateTransactionSharesAvg. PriceTotal% HoldingsGain/Loss
17-Sep-24 4:35 PM
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Quanterix Corp (QTRX) 20-Aug-24Purchase 47,000$13.29$624,630.003%
1.44M to 1.49M
04-Jan-24 4:09 PM
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Quanterix Corp (QTRX) 02-Jan-24Grant 2,947----< 1%
1.44M to 1.44M
17-Sep-24 4:35 PM
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Quanterix Corp (QTRX) 09-Mar-23Gift 1,000----(< 1%)
1.44M to 1.44M
04-Jan-23 4:03 PM
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Quanterix Corp (QTRX) 03-Jan-23Grant 8,083----< 1%
1.43M to 1.44M
17-Sep-24 4:35 PM
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Quanterix Corp (QTRX) 12-Oct-22Gift 1,000----(< 1%)
1.44M to 1.44M
10-Aug-22 6:22 PM
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Quanterix Corp (QTRX) 10-Aug-22Private Purchase 150,000$8.62$1,293,500.0012%
1.28M to 1.43M
05-Jan-22 4:05 PM
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Quanterix Corp (QTRX) 03-Jan-22Grant 2,668----< 1%
1.28M to 1.28M
05-Jan-21 6:12 PM
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Quanterix Corp (QTRX) 04-Jan-21Grant 2,270----< 1%
1.28M to 1.28M
16-Mar-20 8:47 AM
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Exicure, Inc. (XCUR) 13-Mar-20Purchase 291,066$1.21$352,859.0016%
1.77M to 2.06M
17-Mar-20 4:12 PM
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Quanterix Corp (QTRX) 13-Mar-20Market Purchase 54,064$16.66$900,912.004%
1.22M to 1.28M
218%
06-Jan-20 4:04 PM
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Quanterix Corp (QTRX) 02-Jan-20Grant 2,270----< 1%
1.22M to 1.22M
06-Aug-19 5:09 PM
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Exicure, Inc. (XCUR) 02-Aug-19Purchase 1,000,000$2.00$2,000,000.00130%
767.71K to 1.77M
04-Jan-19 4:02 PM
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Quanterix Corp (QTRX) 02-Jan-19Grant 2,270----< 1%
1.22M to 1.22M
09-Aug-18 8:12 PM
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Quanterix Corp (QTRX) 07-Aug-18Grant 2,270----< 1%
1.22M to 1.22M
13-Dec-17 4:24 PM
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Quanterix Corp (QTRX) 11-Dec-17Conversion 618,799----156%
396.7K to 1.02M
13-Dec-17 4:24 PM
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Quanterix Corp (QTRX) 11-Dec-17Purchase 200,000$15.00$3,000,000.0020%
1.02M to 1.22M
28-Sep-17 9:43 PM
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Exicure, Inc. (XCUR) 26-Sep-17Grant 499,378----100%
0 to 499.38K
28-Sep-17 9:43 PM
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Exicure, Inc. (XCUR) 26-Sep-17Purchase 268,333$3.00$804,999.0054%
499.38K to 767.71K
05-Jan-17 4:25 PM
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Cerulean Pharma Inc. (DARE) 03-Jan-17Grant 14,935$0.77$11,500.008%
178.76K to 193.7K
(82%)
20-Oct-16 7:02 PM
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Cerulean Pharma Inc. (DARE) 03-Oct-16Grant 11,274$1.02$11,499.507%
167.49K to 178.76K
(85%)
11-Apr-16 5:58 PM
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Illumina Inc. (ILMN) 07-Apr-16Option Exercise 4,000$13.30$53,200.00< 1%
668.8K to 672.8K
11-Apr-16 5:58 PM
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Illumina Inc. (ILMN) 07-Apr-16Market Option Sale (Planned) 4,000$168.90$675,596.00(< 1%)
672.8K to 668.8K
(78%)
16-Mar-16 9:16 PM
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Illumina Inc. (ILMN) 15-Mar-16Option Exercise 4,000$13.30$53,200.00< 1%
668.8K to 672.8K
16-Mar-16 9:16 PM
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Illumina Inc. (ILMN) 15-Mar-16Market Option Sale (Planned) 4,000$149.99$599,961.00(< 1%)
672.8K to 668.8K
(100%)
23-Feb-16 7:46 PM
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Cerulean Pharma Inc. (DARE) 22-Feb-16Market Purchase (Planned) 591$2.09$1,234.19< 1%
166.9K to 167.49K
(93%)
23-Feb-16 7:46 PM
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Cerulean Pharma Inc. (DARE) 19-Feb-16Market Purchase (Planned) 1,700$2.08$3,529.031%
165.2K to 166.9K
(93%)
19-Feb-16 4:08 PM
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Cerulean Pharma Inc. (DARE) 18-Feb-16Market Purchase (Planned) 4,500$2.09$9,400.953%
160.7K to 165.2K
(93%)
19-Feb-16 4:08 PM
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Cerulean Pharma Inc. (DARE) 17-Feb-16Market Purchase (Planned) 4,460$2.12$9,440.933%
156.24K to 160.7K
(93%)
17-Feb-16 4:12 PM
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Cerulean Pharma Inc. (DARE) 16-Feb-16Market Purchase (Planned) 4,500$2.00$9,013.953%
151.74K to 156.24K
(92%)
17-Feb-16 4:12 PM
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Cerulean Pharma Inc. (DARE) 12-Feb-16Market Purchase (Planned) 4,311$2.00$8,631.483%
147.43K to 151.74K
(92%)
12-Feb-16 4:04 PM
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Cerulean Pharma Inc. (DARE) 11-Feb-16Market Purchase (Planned) 4,350$2.03$8,832.673%
143.08K to 147.43K
(93%)
12-Feb-16 4:04 PM
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Cerulean Pharma Inc. (DARE) 10-Feb-16Market Purchase (Planned) 4,500$2.08$9,339.303%
138.58K to 143.08K
(93%)
10-Feb-16 4:04 PM
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Cerulean Pharma Inc. (DARE) 09-Feb-16Market Purchase (Planned) 4,500$2.08$9,348.303%
134.08K to 138.58K
(93%)
10-Feb-16 4:04 PM
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Cerulean Pharma Inc. (DARE) 08-Feb-16Market Purchase (Planned) 4,500$2.22$9,969.303%
129.58K to 134.08K
(93%)
08-Feb-16 4:11 PM
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Cerulean Pharma Inc. (DARE) 05-Feb-16Market Purchase (Planned) 4,500$2.29$10,325.304%
125.08K to 129.58K
(93%)
08-Feb-16 4:11 PM
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Cerulean Pharma Inc. (DARE) 04-Feb-16Market Purchase (Planned) 4,063$2.31$9,380.653%
121.02K to 125.08K
(93%)
04-Feb-16 4:09 PM
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Cerulean Pharma Inc. (DARE) 03-Feb-16Market Purchase (Planned) 4,018$2.27$9,130.913%
117.0K to 121.02K
(93%)
04-Feb-16 4:09 PM
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Cerulean Pharma Inc. (DARE) 02-Feb-16Market Purchase (Planned) 4,395$2.37$10,409.104%
112.6K to 117.0K
(94%)
02-Feb-16 4:11 PM
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Cerulean Pharma Inc. (DARE) 01-Feb-16Market Purchase (Planned) 4,500$2.37$10,664.104%
108.1K to 112.6K
(94%)
02-Feb-16 4:11 PM
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Cerulean Pharma Inc. (DARE) 29-Jan-16Market Purchase (Planned) 1,200$2.40$2,886.001%
106.9K to 108.1K
(94%)
29-Jan-16 4:16 PM
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Cerulean Pharma Inc. (DARE) 28-Jan-16Market Purchase (Planned) 4,500$2.45$11,017.804%
102.4K to 106.9K
(94%)
29-Jan-16 4:16 PM
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Cerulean Pharma Inc. (DARE) 27-Jan-16Market Purchase (Planned) 4,500$2.47$11,114.105%
97.9K to 102.4K
(94%)
27-Jan-16 4:02 PM
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Cerulean Pharma Inc. (DARE) 26-Jan-16Market Purchase (Planned) 4,300$2.44$10,507.005%
93.6K to 97.9K
(94%)
27-Jan-16 4:02 PM
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Cerulean Pharma Inc. (DARE) 25-Jan-16Market Purchase (Planned) 4,500$2.35$10,567.805%
89.1K to 93.6K
(94%)
25-Jan-16 4:12 PM
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Cerulean Pharma Inc. (DARE) 22-Jan-16Market Purchase (Planned) 4,500$2.24$10,094.805%
84.6K to 89.1K
(93%)
25-Jan-16 4:12 PM
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Cerulean Pharma Inc. (DARE) 21-Jan-16Market Purchase (Planned) 4,500$2.32$10,427.906%
80.1K to 84.6K
(93%)
21-Jan-16 4:13 PM
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Cerulean Pharma Inc. (DARE) 20-Jan-16Market Purchase (Planned) 4,500$2.35$10,585.806%
75.6K to 80.1K
(94%)
21-Jan-16 4:13 PM
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Cerulean Pharma Inc. (DARE) 19-Jan-16Market Purchase (Planned) 4,400$2.52$11,074.406%
71.2K to 75.6K
(94%)
19-Jan-16 4:18 PM
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Cerulean Pharma Inc. (DARE) 15-Jan-16Market Purchase (Planned) 4,172$2.42$10,083.306%
67.03K to 71.2K
(94%)
19-Jan-16 4:18 PM
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Cerulean Pharma Inc. (DARE) 14-Jan-16Market Purchase (Planned) 4,400$2.64$11,627.907%
62.63K to 67.03K
(94%)