MarketPeel
Insider Trading Intelligence
AJ

Andrew Martin Johnson

DDD
EVP, CHIEF LEGAL OFFICER & SEC · 3D SYSTEMS CORP · CIK 0001548887
FILING MIX · LIFETIME21%/79%
BUYS
15
SELLS
55
TOTAL VALUE
$17.20M
COMPANIES
2
ACTIVE SINCE
Feb 2020
HOLDINGS NOW
723,309
AVG SELL PX
$39.30
TRADE KIND
SHOWING 70 / 70
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
25 backtested trades · 8 horizons · 4 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Andrew Martin Johnson, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d25+56.00%-4.27%-1.08%-3.19%-2.81%
14d25+64.00%-3.75%-0.36%-3.39%-6.38%
30d25+64.00%+4.00%+0.67%+3.33%-7.26%
60d25+64.00%+18.74%+2.64%+16.10%-17.09%
90d25+64.00%+30.75%+4.08%+26.68%-22.10%
180d25+64.00%+11.17%+6.88%+0.97%-32.90%
1y25(2 pending)+65.22%+33.59%+10.39%+23.20%-46.01%
2y25(2 pending)+69.57%-36.23%+19.47%-55.69%-77.30%
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
DDD · 219,690 shares · as of Apr 15, 2024
063,804127,608191,411255,2152021202220232024SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 15 buys / 55 sellsCOVERAGE · 26 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
45,809$93.81$4.30M503,619Jun 11, 2026Jun 12, 2026View →
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
16,377$113.41$1.86M549,428May 30, 2026Jun 2, 2026View →
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
5,000$90.25$451.3K565,805May 20, 2026May 21, 2026View →
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
29,513$70.68$2.09M570,805May 6, 2026May 7, 2026View →
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
12,167$82.87$1.01M600,318Mar 31, 2026Apr 2, 2026View →
ASTS
AST SPACEMOBILE, INC.
PURCHASEGRANT
Stock grant
100,000612,485Mar 24, 2026Mar 26, 2026View →
ASTS
AST SPACEMOBILE, INC.
PURCHASEGRANT
Stock grant
125,000512,485Dec 2, 2025Dec 3, 2025View →
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
10,000$56.00$560.0K387,485Nov 26, 2025Nov 28, 2025View →
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
20,000$52.48$1.05M397,485Aug 26, 2025Aug 26, 2025View →
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
12,297$48.08$591.2K427,323Aug 15, 2025Aug 19, 2025View →
ASTS
AST SPACEMOBILE, INC.
PURCHASEGRANT
Stock grant
93,750439,620Aug 15, 2025Aug 19, 2025View →
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
9,838$48.08$473.0K417,485Aug 15, 2025Aug 19, 2025View →
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
29,135$25.08$730.7K345,865May 6, 2025May 7, 2025View →
ASTS
AST SPACEMOBILE, INC.
SALE
CFO and CLO
29,130$25.08$730.6K345,870May 6, 2025May 9, 2025View →
ASTS
AST SPACEMOBILE, INC.
PURCHASEGRANT
Stock grant
75,000375,000Sep 26, 2024Sep 30, 2024View →
ASTS
AST SPACEMOBILE, INC.
PURCHASEGRANT
Stock grant
300,000300,000May 6, 2024May 8, 2024View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
7,595$3.53$26.8K219,690Apr 15, 2024Apr 17, 2024View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,204$4.55$19.1K227,285Mar 15, 2024Mar 18, 2024View →
DDD
3D SYSTEMS CORP
PURCHASEGRANT
Stock grant
49,029255,215Jan 16, 2024Jan 18, 2024View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
23,726$4.86$115.3K231,489Jan 16, 2024Jan 18, 2024View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
5,627$5.19$29.2K206,186Jan 12, 2024Jan 17, 2024View →
DDD
3D SYSTEMS CORP
PURCHASEGRANT
Stock grant
49,800211,813Apr 14, 2023Apr 18, 2023View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,204$10.17$42.8K162,013Mar 15, 2023Mar 16, 2023View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,718$11.66$55.0K166,217Feb 15, 2023Feb 17, 2023View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
5,628$9.00$50.7K170,935Jan 12, 2023Jan 13, 2023View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
1,871$9.21$17.2K176,563Dec 13, 2022Dec 14, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
7,787$9.39$73.1K178,434Dec 9, 2022Dec 9, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
6,767$10.06$68.1K186,221Sep 9, 2022Sep 9, 2022View →
DDD
3D SYSTEMS CORP
PURCHASEGRANT
Stock grant
27,206192,988Mar 15, 2022Mar 17, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
5,000$14.84$74.2K165,782Mar 10, 2022Mar 10, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
10,166$15.81$160.7K170,782Mar 3, 2022Mar 7, 2022View →
DDD
3D SYSTEMS CORP
PURCHASEGRANT
Stock grant
21,933180,948Mar 3, 2022Mar 7, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$20.00$80.0K159,015Mar 1, 2022Mar 1, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
3,671$19.38$71.1K167,686Feb 15, 2022Feb 17, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,671$19.38$90.5K163,015Feb 15, 2022Feb 17, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$18.50$74.0K171,357Feb 1, 2022Feb 1, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
5,347$20.18$107.9K175,357Jan 12, 2022Jan 14, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
5,413$20.18$109.2K180,704Jan 12, 2022Jan 14, 2022View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$21.81$87.2K186,117Dec 27, 2021Dec 27, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
1,871$21.33$39.9K190,117Dec 13, 2021Dec 15, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$22.57$90.3K191,988Nov 26, 2021Nov 29, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$28.71$114.8K195,988Oct 26, 2021Oct 26, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$29.10$116.4K199,988Sep 27, 2021Sep 27, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$29.41$117.6K203,988Aug 26, 2021Aug 26, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$25.80$103.2K207,988Jul 26, 2021Jul 26, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$38.20$152.8K211,988Jun 25, 2021Jun 25, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$27.29$109.2K215,988May 26, 2021May 28, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
1,652$38.79$64.1K219,988Mar 1, 2021Mar 2, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$35.00$140.0K221,640Feb 23, 2021Feb 23, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,469$47.85$213.8K225,640Feb 16, 2021Feb 17, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
3,614$47.85$172.9K230,109Feb 16, 2021Feb 17, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$30.10$120.4K233,723Jan 22, 2021Jan 22, 2021View →
DDD
3D SYSTEMS CORP
PURCHASEGRANT
Stock grant
32,686226,187Jan 12, 2021Jan 14, 2021View →
DDD
3D SYSTEMS CORP
PURCHASEGRANT
Stock grant
11,536237,723Jan 12, 2021Jan 14, 2021View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$11.94$47.8K193,501Dec 23, 2020Dec 23, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
2,450$10.36$25.4K197,501Dec 14, 2020Dec 15, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$8.00$32.0K199,951Nov 24, 2020Nov 25, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$8.36$33.4K203,951Oct 23, 2020Oct 26, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
16,000$8.00$128.0K207,951Oct 22, 2020Oct 26, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
2,740$5.81$15.9K223,951Aug 17, 2020Aug 18, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$8.00$32.0K226,691May 28, 2020May 28, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$8.00$32.0K230,691Apr 24, 2020Apr 27, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
4,000$8.00$32.0K234,691Mar 30, 2020Mar 31, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
3,234$9.58$31.0K238,691Mar 4, 2020Mar 4, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
1,097$9.53$10.5K238,691Mar 2, 2020Mar 4, 2020View →
DDD
3D SYSTEMS CORP
PURCHASEGRANT
Stock grant
3,234241,925Mar 2, 2020Mar 4, 2020View →
DDD
3D SYSTEMS CORP
PURCHASEGRANT
Stock grant
30,227239,788Feb 18, 2020Feb 20, 2020View →
DDD
3D SYSTEMS CORP
SALE
EVP, Chief Legal Officer & Sec
2,763$12.13$33.5K209,561Feb 18, 2020Feb 20, 2020View →
DDD
3D SYSTEMS CORP
PURCHASEGRANT
Stock grant
80,00080,000Feb 18, 2020Feb 20, 2020View →
DDD
3D SYSTEMS CORP
PURCHASEGRANT
Stock grant
80,000160,000Feb 18, 2020Feb 20, 2020View →
Other insiders · DDD
Loading peer insiders…
About this filer
CIK 0001548887
ROLE
EVP, Chief Legal Officer & Sec
PRIMARY
DDD
COMPANIES
2
ACTIVE SINCE
Feb 2020
MARKETPEEL · /INSIDER/0001548887DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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