R David Walt

Insider Trading: Purchases
Symbol Price Amount Total Value Remaining Holdings Date Form 4
QTRX $6.14 123,990 $760,802.64 1,866,933 2025-06-13 Filing
QTRX $6.23 36,010 $224,165.85 1,742,943 2025-06-12 Filing
QTRX $5.34 78,131 $417,219.54 1,706,933 2025-06-09 Filing
QTRX $5.43 131,869 $716,576.15 1,628,802 2025-06-06 Filing
QTRX $13.29 47,000 $624,630.00 1,487,342 2024-08-20 Filing
QTRX $8.62 150,000 $1,293,495.00 1,431,312 2022-08-10 Filing
QTRX $16.66 54,064 $900,911.68 1,276,374 2020-03-13 Filing
XCUR $1.21 291,066 $352,859.31 2,058,777 2020-03-13 Filing
XCUR $2.00 1,000,000 $2,000,000.00 1,767,711 2019-08-02 Filing
QTRX $15.00 200,000 $3,000,000.00 1,215,500 2017-12-11 Filing
XCUR $3.00 268,333 $804,999.00 767,711 2017-09-26 Filing
CERU $2.09 591 $1,234.19 167,491 2016-02-22 Filing
CERU $2.08 1,700 $3,529.03 166,900 2016-02-19 Filing
CERU $2.09 4,500 $9,400.95 165,200 2016-02-18 Filing
CERU $2.12 4,460 $9,440.93 160,700 2016-02-17 Filing
CERU $2.00 4,500 $9,013.95 156,240 2016-02-16 Filing
CERU $2.00 4,311 $8,631.48 151,740 2016-02-12 Filing
CERU $2.03 4,350 $8,832.68 147,429 2016-02-11 Filing
CERU $2.08 4,500 $9,339.30 143,079 2016-02-10 Filing
CERU $2.08 4,500 $9,348.30 138,579 2016-02-09 Filing