Updated: May 19, 2026

Douglas A Roeder

SENSSenseonics Holdings, Inc.SEC CIK: 0001270735
Estimated Net Worth
$131 Million
Last Updated: May 19, 2026 11:12 PM EST

Transaction Summary

Total Transactions75
Buy-Sell Ratio1.40
Buy Transactions14
Sell Transactions10

Transaction Volume

Total Volume-$23.05M
Net Volume$87.08M
Buy Volume$32.02M
Sell Volume-$55.07M

Trade Analysis

AVG Trade Size-$303.91K
Largest Trade$9.29M
Most Active MonthMay
Most Active Year2014

Trading Sentiment

OverallBullish
Recent TradeBuying
Last 90 Days+1 Trades
ConvictionMedium

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Douglas A Roeder has an estimated net worth of $131 Million. This is based on reported shares across multiple companies, which include ALDER BIOPHARMACEUTICALS INC, TriVascular Technologies, Inc., TANDEM DIABETES CARE INC, Senseonics Holdings, Inc., Calithera Biosciences, Inc., and TRANS1 INC.



2014 was Douglas A Roeder's most active year for acquiring shares with 31 total transactions. Douglas A Roeder's most active month to acquire stocks was the month of April. 2014 was Douglas A Roeder's most active year for disposing of shares, totalling 16 transactions. Douglas A Roeder's most active month to dispose stocks was the month of March. 2014 saw Douglas A Roeder paying a total of $28,499,992.00 for 14,370,944 shares, this is the most they've acquired in one year. In 2019 Douglas A Roeder cashed out on 366,803 shares for a total of $25,779,474.89, their largest year based on trade value.

Holdings & Transactions

SENSsenseonics holdings, inc.
Updated: May 13, 2026VIEW QUOTE
Form TypeSEC Filing
0.1922.69K$5.56$126.13K144.64KMay 12View
0.022.22K$6.65$14.75K121.95KApr 01View
0.1717.50K$5.73$100.28K119.73KMar 13View
0.032.50K$5.89$14.75K102.23KJan 02View
0.1815.00K$5.83$87.45K99.73KNov 07View
0.0235.71K$0.41$14.75K1.69MOct 01View
0.0230.99K$0.48$14.75K1.66MJul 01View
0.18268.62K1.79MMay 23View
0.0122.18K$0.66$14.75K1.52MApr 01View
0.0231.18K$0.47$14.75K1.49MJan 02View
0.0575.00K$0.50$37.50K1.46MDec 13View
0.30325.00K$0.42$135.50K1.41MDec 12 - 13View
0.0443.76K$0.34$14.75K1.09MOct 01View
0.29236.34K1.04MMay 22View
0.59300.00K$0.54$162.00K807.99KAug 30View
0.65200.00K$0.75$150.00K507.99KJun 09View
0.92147.95K307.99KMay 17View
1.6599.56K160.04KMay 26View
-0.85341.09K$2.58-$867.46K60.48KAug 24 - 25View
-0.3287.25K$1.91-$282.17K185.83KScheduledMay 25View
-1.00652.00$2.08-$1.36K273.08KMay 19View
-0.679.85M$2.26-$22.18M5.17MScheduledApr 09 - 12View
273.08K273.08KJul 20View
273.08K10.12MJul 20View
86.93K86.93KMay 30View
-0.03980.39K$3.99-$3.94M30.92MScheduledJun 13 - 15View
-0.02519.61K$3.88-$2.01M21.92MScheduledJun 11 - 12View
50.85K50.85KMay 30View
128.82K128.82KMay 24View
54.63K54.63KMay 24View
0.121.23M$2.85$3.50M11.35MMar 23View
0.121.23M$2.85$3.50M11.35MMar 23View
10.12MView
10.12MView
TNDMtandem diabetes care inc
Updated: May 19, 2022VIEW QUOTE
Form TypeSEC Filing
4.41K7.86KMay 18View
-0.99996.23K5.66KScheduledOct 15View
1.00MJun 23View
1.00MMay 27View
2.21K2.21KMay 18View
1.89K1.89KMay 27View
-0.09308.30K$70.51-$21.68M3.20MScheduledAug 27 - 28View
-0.019.47K$70.01-$663.08K1.31MScheduledAug 02View
-0.0113.35K$70.08-$935.38K1.32MScheduledJul 11View
3.73K3.73KJun 18View
-0.0335.69K$70.07-$2.50M1.33MScheduledJun 13View
25.00K25.00KNov 15View
2.731.00M$2.00$2.00M1.37MFeb 09View
5.30K5.30KDec 01View
1.70K1.70KNov 15View
17.00K17.00KNov 15View
17.00K17.00KNov 16View
17.00K17.00KNov 17View
-0.402.48M3.67MNov 19View
-0.402.48M3.67MNov 19View
17.00K17.00KNov 13View
View
View
trivascular technologies, inc.
Updated: Feb 05, 2016
Form TypeSEC Filing
-1.003.54MFeb 03View
-1.003.54MFeb 03View
10.00K10.00KMay 22View
0.491.18M$13.91$9.29M3.58MNov 01 - 22View
0.491.18M$13.91$9.29M3.58MNov 01 - 22View
View
149.00View
alder biopharmaceuticals inc
Updated: May 15, 2014
Form TypeSEC Filing
0.03350.00K$10.00$3.50M10.63MMay 13View
View
CALAcalithera biosciences, inc.
Updated: Oct 09, 2014VIEW QUOTE
Form TypeSEC Filing
4.35M$10.002.43MOct 07View
View
trans1 inc
Updated: Oct 20, 2009
Form TypeSEC Filing
2.26MView
2.26MView
2.26MView
2.26MView
2.26MView
2.26MView
50.00K$5.90$295.00K2.31MFeb 27View