Why insider trading matters?

Numerous studies have examined whether there is evidence that U.S. insiders systematically trade on private information despite the legal deterrence. The consensus appears to be that insider purchases (but not sales) tend to be followed by positive abnormal stock price performance, particularly for small growth stocks.

- Prof. B. Espen Eckbo, Dartmouth College
Altimmune, Inc. (ALT)
Sector: Healthcare; Industry: Biotechnology

Altimmune, Inc., a clinical stage biopharmaceutical company, focused developing treatments for liver disease, immune modulating therapies, and vaccines. The company also develops veterinary product candidates.


Trade Date Insider Title Buy/Sell #Shares Price Value Option
2022-08-31 Garg Vipin K President and CEO Sell 20,000 $20.02 $400,322 No
2022-08-12 Garg Vipin K President and CEO Sell 15,000 $15.06 $225,890 No
2022-07-05 Roberts M Scot Chief Scientific Officer Sell 37,164 $12.00 $445,968 Yes
2022-06-29 Roberts M Scot Chief Scientific Officer Sell 5,462 $12.00 $65,546 Yes
2022-06-27 Roberts M Scot Chief Scientific Officer Sell 37,352 $12.00 $448,254 Yes
2022-06-15 Drutz David Director Buy 1,000 $8.00 $8,000 No
2022-05-24 Drutz David Director Buy 1,200 $4.50 $5,400 No
2021-03-01 Hodges Philip Director Sell 6,000 $16.08 $96,480 No
2020-12-10 Schafer Klaus Director Buy 2,000 $11.99 $23,980 No
2020-12-01 Hodges Philip Director Sell 3,727 $12.51 $46,614 No
2020-11-12 Schafer Klaus Director Sell 10,150 $9.91 $100,586 No
2020-11-12 Pisano Wayne Director Sell 10,352 $9.90 $102,485 No
2020-11-12 Harris Matthew Scott Director Sell 4,015 $10.02 $40,230 No
2020-06-15 Venrock Healthcare Capital Partners III, L.P. 10%-Owner Buy 1,500,000 $7.54 $11,310,000 No
2020-05-28 Venrock Healthcare Capital Partners III, L.P. 10%-Owner Buy 1,303,636 $8.74 $11,395,493 No
2020-05-15 VELOCITY PHARMACEUTICAL HOLDINGS LLC 10%-Owner Sell 200,000 $4.79 $957,100 No
2019-09-05 Garg Vipin K President and CEO Buy 20,000 $2.10 $42,000 No
2018-10-09 Pisano Wayne Director Buy 2,000 $4.59 $9,180 No
2018-05-25 Enright William President and CEO Buy 1,300 $0.51 $660 No
2017-06-06 Roberts M Scot Chief Scientific Officer Buy 449 $4.42 $1,985 No
2017-12-29 SAYARE MITCHEL Director Buy 5,100 $1.95 $9,963 No
2017-12-29 SCHAFFER DERACE L Director Buy 97,410 $1.92 $187,450 No
2017-12-27 SCHAFFER DERACE L Director Buy 147,130 $1.76 $259,356 No
2017-12-07 SCHAFFER DERACE L Director Buy 23,745 $1.78 $42,304 No
2017-12-05 SCHAFFER DERACE L Director Buy 26,010 $1.79 $46,588 No
2017-11-30 SCHAFFER DERACE L Director Buy 33,315 $1.91 $63,639 No
2017-11-27 SCHAFFER DERACE L Director Buy 21,808 $2.03 $44,282 No
2017-11-21 SCHAFFER DERACE L Director Buy 18,331 $2.08 $38,215 No
2017-08-25 SCHAFFER DERACE L Director Buy 67,326 $2.25 $151,282 No
2017-08-23 Drutz David Director Buy 10,000 $2.21 $22,097 No

Insider Smart

Celldex Therapeutics, Inc. (CLDX) - Multiple insiders including President, EVP, CEO, CSO and Directors bought shares on Jun.9th, first time since 2018, this was very convincing and we initiated a position. Stock soared from $3 to 9$ in 2 days, and the run is still going on.

Insider Smart

Upwork Inc (UPWK) - GRETSCH GREGORY C. Director of Upwork, made a bulk buy of 500K shares right before the big gap up, which is also the largest buy of the past 12 months.