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Industry - Biological Products, (no Disgnostic Substances)
Officers
Directors
Officer & Directors
10 Percent
All
All Sectors
Manufacturing
Chemicals
Include option trades
Include indirect trades
Latest data: 4/2/2026 10:07:19 PM
1 Month
Buy/Sell Ratio 0.01
0%
100%
Buy
Sell
$341,171
($47.90) M
4 Insiders
61 Insiders
5 Transactions
94 Transactions
3/2/2026 to 4/2/2026
3 Month
Buy/Sell Ratio 0.01
1%
99%
Buy
Sell
$1.12 M
($108.68) M
15 Insiders
151 Insiders
21 Transactions
308 Transactions
1/2/2026 to 4/2/2026
6 Month
Buy/Sell Ratio 0.02
1%
99%
Buy
Sell
$2.56 M
($163.79) M
28 Insiders
176 Insiders
44 Transactions
470 Transactions
10/2/2025 to 4/2/2026
12 Month
Buy/Sell Ratio 0.03
3%
97%
Buy
Sell
$6.55 M
($203.54) M
51 Insiders
205 Insiders
96 Transactions
726 Transactions
4/2/2025 to 4/2/2026
Monthly Buy and Sell Value
Monthly Buy/Sell Ratio
Most Insider Buying
12 months
Name
Value
Transactions
Song Paul Y.
NKGen Biotech, Inc.
$2,650,000
1
Fischer Laurent
Adverum Biotechnologies, Inc.
$553,917
2
Kersten Geert R
Cel Sci Corp
$449,999
3
Schimmelpennink Evert B.
LENZ Therapeutics, Inc.
$251,411
1
Craig Adam R
X4 Pharmaceuticals, Inc
$249,997
1
Soparkar Peter
Adverum Biotechnologies, Inc.
$211,000
1
Altman Peter
Biocardia, Inc.
$188,489
26
Reine Allan
Prime Medicine, Inc.
$147,150
1
Lochner Daniel
Tectonic Therapeutic, Inc.
$129,660
1
Chevallard Daniel R.
LENZ Therapeutics, Inc.
$114,292
2
Most Insider Selling
12 months
Name
Value
Transactions
Robins Chad M
Adaptive Biotechnologies Corp
($23,152,321)
11
Krishnan Suma
Krystal Biotech, Inc.
($15,843,052)
7
Krishnan Krish S
Krystal Biotech, Inc.
($15,841,665)
7
O'day Daniel Patrick
GILEAD SCIENCES, INC.
($13,523,483)
11
Henderson Michael Thomas
Apogee Therapeutics, Inc.
($10,153,009)
6
Robins Harlan S
Adaptive Biotechnologies Corp
($8,369,952)
9
Haley Patrick J.
Exelixis, Inc.
($6,081,203)
4
Aftab Dana
Exelixis, Inc.
($5,572,308)
4
Kulkarni Samarth
Crispr Therapeutics Ag
($5,166,298)
2
Dickinson Andrew D
GILEAD SCIENCES, INC.
($3,891,985)
12
Most Unique Insiders Buying (>25K)
12 months
Name
Unique insiders
Total Trades
LENZ Therapeutics, Inc.
2
3
Adverum Biotechnologies, Inc.
2
3
Tectonic Therapeutic, Inc.
2
2
Century Therapeutics, Inc.
2
2
Compass Therapeutics, Inc.
2
2
Iovance Biotherapeutics, Inc.
2
2
Cabaletta Bio, Inc.
2
2
Prime Medicine, Inc.
2
2
Biocardia, Inc.
1
3
Cel Sci Corp
1
3
Most Unique Insiders Selling (>25K)
12 months
Name
Unique insiders
Total Trades
Scholar Rock Holding Corp
8
22
Tarsus Pharmaceuticals, Inc.
7
29
Revolution Medicines, Inc.
7
28
Twist Bioscience Corp
6
67
Adaptive Biotechnologies Corp
6
24
Immunovant, Inc.
6
20
Aura Biosciences, Inc.
6
11
Solid Biosciences Inc.
6
6
Relay Therapeutics, Inc.
5
20
Cullinan Therapeutics, Inc.
5
16
Companies with activity
1 Month
6 Month
12 Month
Name
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Adaptive Biotechnologies Corp
0.00
$0
($16,071,143)
0.00
$0
($34,152,302)
0.00
$0
($34,169,450)
Krystal Biotech, Inc.
0.00
$0
($13,159,435)
0.00
$0
($24,166,881)
0.00
$0
($31,684,717)
Tarsus Pharmaceuticals, Inc.
0.00
$0
($7,917,139)
0.00
$0
($9,765,322)
0.00
$0
($10,531,122)
Revolution Medicines, Inc.
0.00
$0
($3,136,234)
0.00
$0
($5,660,253)
0.00
$0
($8,281,831)
GILEAD SCIENCES, INC.
0.00
$0
($2,233,542)
0.00
$0
($11,691,618)
0.00
$0
($19,945,638)
Apogee Therapeutics, Inc.
0.00
$0
($1,665,605)
0.00
$0
($12,549,216)
0.00
$0
($12,953,499)
Kymera Therapeutics, Inc.
0.00
$0
($1,169,315)
0.00
$0
($2,523,493)
0.00
$0
($2,598,929)
Vaxcyte, Inc.
0.00
$0
($540,587)
0.00
$0
($1,552,450)
0.00
$0
($1,552,450)
Meiragtx Holdings Plc
0.00
$0
($459,420)
0.00
$0
($1,070,825)
0.00
$0
($2,051,530)
Tectonic Therapeutic, Inc.
0.00
$0
($377,627)
0.48
$182,410
($377,627)
0.48
$182,410
($377,627)
Twist Bioscience Corp
0.00
$0
($291,831)
0.00
$0
($10,498,695)
0.00
$0
($13,180,642)
Relay Therapeutics, Inc.
0.00
$0
($178,233)
0.00
$0
($2,020,218)
0.00
$0
($2,980,378)
Allogene Therapeutics, Inc.
0.00
$0
($137,085)
0.00
$0
($581,181)
0.00
$0
($594,719)
Recursion Pharmaceuticals, Inc.
0.00
$0
($121,630)
0.00
$0
($800,956)
0.00
$0
($1,003,129)
Protara Therapeutics, Inc.
0.00
$0
($118,865)
0.00
$0
($118,865)
0.00
$0
($118,865)
Immunovant, Inc.
0.00
$0
($71,839)
0.00
$0
($978,485)
0.00
$0
($2,004,334)
Vir Biotechnology, Inc.
0.00
$0
($70,324)
0.00
$0
($728,255)
0.00
$0
($1,259,285)
Regenxbio Inc.
0.00
$0
($53,033)
0.00
$0
($315,668)
0.00
$0
($469,632)
Century Therapeutics, Inc.
0.00
$0
($45,477)
1.51
$96,933
($64,125)
1.13
$96,933
($85,805)
Silexion Therapeutics Corp
0.00
$0
($31,032)
0.00
$0
($31,032)
0.00
$0
($31,032)
Editas Medicine, Inc.
0.00
$0
($13,364)
0.00
$0
($27,956)
0.00
$0
($88,231)
Kalaris Therapeutics, Inc.
0.00
$0
($12,869)
0.00
$0
($12,869)
0.00
$0
($12,869)
Alector, Inc.
0.00
$0
($9,662)
0.00
$0
($493,760)
0.00
$0
($859,585)
Tevogen Bio Holdings Inc.
0.00
$0
($6,635)
0.00
$0
($6,635)
0.00
$0
($1,775,629)
Metagenomi Therapeutics, Inc.
0.00
$0
($5,872)
0.00
$0
($11,856)
0.00
$0
($60,299)
Monte Rosa Therapeutics, Inc.
0.00
$0
($2,496)
0.00
$0
($760,979)
0.00
$0
($770,154)
LENZ Therapeutics, Inc.
--
$315,686
$0
--
$365,703
$0
--
$365,703
$0
Lineage Cell Therapeutics, Inc.
--
$24,375
$0
--
$24,375
$0
--
$24,375
$0
Biocardia, Inc.
--
$1,110
$0
--
$9,398
$0
--
$223,488
$0
Fate Therapeutics Inc
--
$0
$0
0.00
$0
($16,833)
0.00
$0
($41,802)
Atara Biotherapeutics, Inc.
--
$0
$0
0.00
$0
($88,154)
0.00
$0
($180,679)
C4 Therapeutics, Inc.
--
$0
$0
0.00
$0
($22,200)
0.00
$0
($22,200)
Denali Therapeutics Inc.
--
$0
$0
0.00
$0
($864,864)
0.00
$0
($956,433)
Caribou Biosciences, Inc.
--
$0
$0
0.00
$0
($47,474)
0.00
$0
($47,474)
Biocryst Pharmaceuticals Inc
--
$0
$0
0.00
$0
($328,820)
0.00
$0
($328,820)
Voyager Therapeutics, Inc.
--
$0
$0
0.00
$0
($290,053)
0.00
$0
($360,923)
Zivo Bioscience, Inc.
--
$0
$0
--
$99,995
$0
--
$99,995
$0
Entera Bio Ltd.
--
$0
$0
--
$19,912
$0
--
$19,912
$0
Beam Therapeutics Inc.
--
$0
$0
0.00
$0
($1,204,313)
0.00
$0
($1,248,880)
Taysha Gene Therapies, Inc.
--
$0
$0
0.00
$0
($1,880,188)
0.00
$0
($2,198,091)
Exelixis, Inc.
--
$0
$0
0.00
$0
($13,712,229)
0.00
$0
($16,440,633)
Arcellx, Inc.
--
$0
$0
0.00
$0
($1,030,518)
0.00
$0
($4,030,716)
Repligen Corp
--
$0
$0
0.00
$0
($1,528,271)
0.00
$0
($1,528,271)
Vericel Corp
--
$0
$0
0.00
$0
($363,766)
0.00
$0
($363,766)
Solid Biosciences Inc.
--
$0
$0
0.00
$0
($763,101)
0.00
$0
($763,101)
Replimune Group, Inc.
--
$0
$0
0.00
$0
($224,650)
0.00
$0
($617,293)
Cullinan Therapeutics, Inc.
--
$0
$0
0.00
$0
($1,178,674)
0.00
$0
($1,178,674)
Protalix Biotherapeutics, Inc.
--
$0
$0
--
$101,360
$0
--
$101,360
$0
Adverum Biotechnologies, Inc.
--
$0
$0
--
$764,917
$0
29.40
$764,917
($26,020)
X4 Pharmaceuticals, Inc
--
$0
$0
--
$249,997
$0
--
$249,997
$0
Amgen Inc
--
$0
$0
0.00
$0
($2,992,117)
0.00
$0
($4,082,607)
Crispr Therapeutics Ag
--
$0
$0
0.00
$0
($5,725,847)
0.01
$49,704
($5,725,847)
Sutro Biopharma, Inc.
--
$0
$0
--
$49,609
$0
--
$49,609
$0
Scholar Rock Holding Corp
--
$0
$0
0.00
$0
($8,564,700)
0.00
$0
($10,424,959)
Biogen Inc.
--
$0
$0
--
$585
$0
0.00
$585
($780,612)
Cel Sci Corp
--
$0
$0
--
$249,999
$0
--
$449,999
$0
ELUTIA INC.
--
$0
$0
--
$53,050
$0
--
$53,050
$0
Acumen Pharmaceuticals, Inc.
--
$0
$0
0.00
$0
($447,514)
0.00
$0
($447,514)
4D Molecular Therapeutics, Inc.
--
$0
$0
0.00
$0
($24,080)
0.00
$0
($43,336)
Tenaya Therapeutics, Inc.
--
$0
$0
0.00
$0
($24,909)
0.00
$0
($56,489)
Aura Biosciences, Inc.
--
$0
$0
0.00
$0
($851,938)
0.00
$0
($658,267)
Cabaletta Bio, Inc.
--
$0
$0
--
$210,623
$0
--
$210,623
$0
DBV Technologies S.A.
--
$0
$0
0.00
$0
($25,802)
0.00
$0
($27,563)
PharmaCyte Biotech, Inc.
--
$0
$0
--
$80,476
$0
--
$80,476
$0
Artiva Biotherapeutics, Inc.
--
$0
$0
0.00
$0
($193,644)
0.00
$0
($263,223)
Neumora Therapeutics, Inc.
--
$0
$0
0.00
$0
($82,588)
0.00
$0
($82,588)
Lexeo Therapeutics, Inc.
--
$0
$0
0.00
$0
($348,605)
0.00
$0
($388,004)
Adaptimmune Therapeutics Plc
--
$0
$0
--
$0
$0
0.00
$0
($3,041)
Cidara Therapeutics, Inc.
--
$0
$0
--
$0
$0
0.00
$0
($29,797)
Precision Biosciences Inc
--
$0
$0
--
$0
$0
0.00
$0
($63,163)
Halozyme Therapeutics, Inc.
--
$0
$0
--
$0
$0
0.00
$0
($173,584)
Aim Immunotech Inc.
--
$0
$0
--
$0
$0
--
$54,346
$0
NKGen Biotech, Inc.
--
$0
$0
--
$0
$0
--
$2,650,000
$0
Dyadic International Inc
--
$0
$0
--
$0
$0
--
$24,700
$0
Humacyte, Inc.
--
$0
$0
--
$0
$0
--
$21,624
$0
Fennec Pharmaceuticals Inc.
--
$0
$0
--
$0
$0
--
$104,602
$0
Compass Therapeutics, Inc.
--
$0
$0
--
$0
$0
--
$80,300
$0
Iovance Biotherapeutics, Inc.
--
$0
$0
--
$0
$0
--
$107,193
$0
Jasper Therapeutics, Inc.
--
$0
$0
--
$0
$0
--
$99,630
$0
Prokidney Corp.
--
$0
$0
--
$0
$0
0.00
$0
($312,510)
Ginkgo Bioworks Holdings, Inc.
--
$0
$0
--
$0
$0
0.00
$0
($84,135)
Calidi Biotherapeutics, Inc.
--
$0
$0
--
$0
$0
--
$55,000
$0
Prime Medicine, Inc.
--
$0
$0
--
$0
$0
--
$283,940
$0
Abpro Holdings, Inc.
--
$0
$0
--
$0
$0
--
$36,576
$0
CARGO Therapeutics, Inc.
--
$0
$0
--
$0
$0
0.00
$0
($118,616)
EXOZYMES INC.
--
$0
$0
--
$0
$0
--
$10,629
$0